United States
           Environmental Protection
           Agency
Office ol
Emergency and
Remedial Response
EPA/ROD/R06-89/049
December 1988
&EPA    Superfund
           Record of Decision:
           Sheridan Disposal Services, TX

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50272-101
 REPORT DOCUMENTATION
         PAGE
                        1. REPORT NO.
                             EPA/ROD/R06-89/049
                                                                     3* Rcciptont'c Aco*'*lon No.
  4. Title and Subtitle
   SUPERFUND RECORD OF DECISION
   Sheridan Disposal  Services, TX
   'First  Remedial Action	
  7. AuthorU)
                                                                     S. Report D«t«
                                                                              12/29/88
                                                                    a. Performing Organization Rept No.
  8. Pwlemilng Crgemlzrion Nun* end Address
                                                                     10. Protect/Tsek/Work Unit Ho.
                                                                     11. Contr«ct
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EPA/ROD/R06-89/049
Sheridan Disposal Services, TX
First Remedial Action

16.  Abstract (Continued)

oil with stabilization and onsite disposal of residuals in the pond.  If PCB
concentrations in the residuals are less than 50 mg/kg, they will be placed under a
RCRA-compliant cap.  Residuals with PCB concentrations greater than 50 mg/kg PCB will be
placed in a RCRA-compliant landfill in the pond area.  In addition, the remediation
requires capping the entire pond and dike area; decontamination and offsite disposal of
tanks, drums, and debris; treatment to best available technology (BAT) of any
contaminated wastewater and stormwater with discharge to the river; implementation of
engineering controls to prevent bank erosion on the river; and ground water monitoring.
The estimated present worth cost for this remedial action is $27,956,000,  which includes
total O&M costs of $863,000.

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              RECORD OF DECISION





                     FOR





       SHERIDAN DISPOSAL SERVICES SITE



             WALLER COUNTY, TEXAS





        (SOURCE CONTROL OPERABLE UNIT)
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY



                DECEMBER 1988

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      3   UNITED  STATES  ENVIRONMENTAL  PROTECTION  AGENCY

    _ '                               REGION VI

 ! ""0l*W                         1445 ROSS AVENUE SUITE 1200

                                 DALLAS. TEXAS 75202
                   DECLARATION  FOR  THE  RECORD  OF  DECISION
SITE NAME AND  LOCATION

Sheridan Disposal  Services  site,  Waller  County,  Texas

STATEMENT OF PURPOSE

This decision  document  outlines the  selected  remedial  action  for  the  Sheridan
Disposal Services  site  in accordance with  the Comprehensive Environmental
Response, Compensation  and  Liability Act of  1980 (CERCLA), as amended by
the Superfund  Amendments and  Reauthoriration  Act of  1986  (SARA),  and  to  the
extent practicable, the National  Oil  and Hazardous Substance  Pollution
Contingency Plan,  40 CFR Part 300, November  20,  1985.

This decision  document  describes  the remedial  action for  the  Source Control
Operable unit.  This first  operable  unit reduces the risks associated with
exposure to contaminated materials and addresses the sources  of contamination
to ground water by treating onsite wastes  and soils.   The second  operable
unit will address  ground water.

The State of Texas (through the Texas Water  Commission) has been  provided
an opportunity to  comment on  the  technology  and  degree of treatment proposed
by the Record  of Decision.  The letter describing the  State's concurrence
with the selected  remedy is found in Appendix D.

STATEMENT OF BASIS

This decision  is based  on the administrative  record  for the Sheridan  site.
The index found in Appendix B identifies the  items which  comprise this
administrative record.

DESCRIPTION OF THE REMEDY

Upon review of the information contained in  the  administrative record, it
is EPA's judgment  that  onsite biotreatment of wastes appears  to best  serve
both statutory and selection  criteria in relation to the  other solutions
evaluated.  A detailed  description of this remedy and  an  explanation  of  how
it meets statutory requirements is contained  in  the  attached  "Summary of
Remedial  Alternative Selection."

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                 icquiring remediation by Biotreatment shall  be defined by the
           following:

           1.   All  material  containing greater than 25 ppm of PCBs.   This material
               includes  the  sludges contained in the pond and evaporation system;

           2.   Floating  oil  and emulsion in the pond and in onsite storage tanks;

           3.   Affected  soil  under pond - Affected soil  under the pond is defined  as
I               soil  that is  intermixed with sludge or contains greater than 25 ppm of
••               PCBs.  The extent of affected soil  under  the pond will  be determined
               during  the remedial design/remedial action.

!           4.   Dike surface  soils - This material  shall  include: 1)  oily soil  on the
               inside  dike slope between the current sludge level  to the highest level
               the  floating  oil layer has contacted; 2)  Grossly contaminated soil  and
<               sludge  deposits visible on the dike.  At  a minimum, this shall  include
               the  soil  and  sludge in the vicinity of the treatment  tanks and  incine-
               rator in  the  north-northeastern portions  of the dike.

           5.   The  wastes described in items 1-4 above address all wastes containing
               over 25 ppm of PCBs and/or high concentrations of other organics such as
               benzene and phenol.

           If  Biotreatment can reduce the level of PCBs  in the residuals to less
           than 50  ppm,  the  residuals will  be stabilized, returned to the pond and
           capped.   If the concentration of PCBs in the  biotreated residuals is
           greater  than  50 ppm, they will be stabilized  and returned to a RCRA-com-
           pliant landfill in the pond area.

           In  addition to treating the waste described above by Biotreatment the
           remedy shall  also include the implementation  of the actions described below:

                o Install a  RCRA-conpliant cap over the  entire pond and dike area.

                o Install a  flexible spur jetty river bank erosion control system  in
                 the  Brazos River.

                o Monitor ground water quality for a minimum of 30 years.

                o Decontaminate, disassemble and properly dispose of all onsite tanks
                 and  processing equipment.

                o Properly dispose of any drums encountered during remediation.  Con-
                 tents  of intact drums will be treated  onsite or disposed of off-
                 site,  depending on the nature of the material.

•                o Treat  potentially contaminated stormwater and waste-water streams
                 resulting  from the waste treatment alternatives, to remove solids,
                 metal, and organic constituents.  The treated water will comply  with
                 all  Federal/State standards for discharge into the Brazos River.

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     o Implement institutional controls to preclude use of contaminated
       ground water and ensure the long-term integrity of the cap.

DECLARATION

The remedy described above is protective of human health and the environment,
attains Federal and State applicable or relevant and appropriate requirements
and is cost-effective.  This remedy satisfies the statuatory preference for
remedies that employ treatment that reduces toxicity, mobility or volume as
a principal element and utilizes permanent solutions and alternative technol-
ogies to the maximum extent practicable.

Because this remedy may result in hazardous substances remaining onsite above
health-based levels, a review will be conducted within five years after com-
mencement of the remedial action to ensure that the remedy continues to
provide adequate protection of human health and the environment.
       Date                               Robert E. Layton jr., P.E;,
                                             Regional Administrator

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     SHERIDAN DISPOSAL SERVICES SITE



           WALLER COUNTY, TEXAS










SUMMARY OF REMEDIAL ALTERNATIVE SELECTION





              DECEMBER 1988

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                                     TABLE OF CONTENTS
                                                                                     PAGE
I   SITE LOCATION AND HISTORY 	    f
    1.1  History and Enforcement 	    1
    1.2  Geology 	    2
    1.3  Hydrogeology	    2
    1.4  Site Investigation Results 	    3
    1.5  Treatablllty Testing 	    5
    1.6  Potential Impacts of the Site on
         Human Health and the Environment	    6
II  ENFORCEMENT 	    7
III COMMUNITY RELATIONS 	    7
IV  ALTERNATIVE EVALUATION 	    8
    4.1  Evaluation Criteria 	    8
    4.2  Description of Alternatives 	   11
    4.3  Evaluation of Alternatives 	   12
    4.4  Operation and Maintenance 	   16
V   SELECTED REMEDY 	   16
VI  APPENDICES
    A.  Applicable, or Relevant and Appropriate Requirenents Summary
    B.  Administrative Record
    C.  Responsiveness Summary
    D.  State Response to Record of Decision

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                             LIST OF TABLES
TABLE NUMBER                      TITLE


  1                Geologic Description and Water-bearing Properties
                   of the Geologic Units forming the Aquifers in Waller
                   and Austin Counties

  2a               Summary of Organic Compounds detected On-site

  2h               Summary of Inorganic Compounds detected On-site

  3a               Results of Priority Pollutant GC/MS Analyses for
                   for the Source Control RI

  3h               Results of Priority Pollutant Sampling, October
                   1987 for Well Screened in the Unconfined Aquifer

  4                Cost Summary of Remedial Alternatives

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                             LIST  OF FIGURES
FIGURE NUMBER



  1





  2





  3





  4
TITLE



General Site Location Map





Site Location Map





Site Plot Plan





General Schematic of Site Geology

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I.  SITE LOCATION AND DESCRIPTION

The Sheridan Disposal Services site is located approximately nine miles north-
northwest of the City of Hempstead in Waller County, Texas.  The site covers
about 110 acres in a 700-acre tract of land which 1s bordered by the Brazos
River to the north and Clark Road to the South (See Figures 1 and 2).

Located at the site are a lagoon (12-22 acres depending on water levels), a
17-acre dike surrounding the lagoon, and a 42-acre evaporation/land irrigation
system.  An incinerator and a group of nine storage tanks which were used
for waste storage and treatment are located on the lagoon dikes.  These
site features are illustrated in Figure 3.

The predominant land-use within a four-mile radius of the site is agriculture
and range land.  The only primarily residential area within this four-mile
radius is the community of Brown College.  This community  is made up of
approximately 20 residences and is located one and one half miles north
of the site.  Nearby communities primarily utilize ground water from the
Evangeline aquifer to meet their water supply needs.

The site is relatively flat, but slopes gently to the south.  It lies within
the 100-year floodplain of the Brazos River.  However, the lagoon dikes have
been built up to an elevation above that of the floodplain.


1.1  SITE HISTORY AND ENFORCEMENT

Sheridan Disposal Services operated as a commercial waste disposal facility
form about 1958 to 1984.  A wide variety of organic and inorganic chemical
and solid wastes were disposed of at the site.  The facility treated waste
by stean distillation, open burning and incineration.  The lagoon was devel-
oped in a low-lying area of the site and was used as a holding pond, and for
the disposal of overflow wastes and waste treatment residues.  In 1976,
the facility initiated use of the evaporation system for disposal of water
which accumulated on the lagoon.

The site's regulatory history began in 1963 when the Texas Water Quality
Board (now known as the Texas Water Commission) issued a permit authorizing
disposal of industrial solid waste.  After permitting, the Texas Water
Quality Board (TWQB) received complaints concerning odor, runoff and
oil in the Brazos River.  The State also noted increased concentrations of
contarir.^ts in on-site monitoring wells.

In 1970, the TWQB and Waller County filed suit against the Sheridan facility.
After a series of meetings and public hearings, in 1975, a judgement was
entered by the Court which prohibited further discharge of wastes into the
lagoon.  The TUQB and Sheridan Disposal Services discussed numerous closure
plans for the lagoon until the TWQB determined that the facility did not
have the economic or technical resources necessary to close the lagoon
properly.  In 1984, the Texas Department of Water Resources (successor of
the TWQB) sent letters to generators and transporters of waste managed at
the site to notify them of their potential liability under CERCLA.

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                                  COURTNEY

                                        GRIMES

                                       HTwooo
            10
SCALE (MILES)
                                 FIGURE I
                              SITE LOCATION MAP
                         SHERIDAN DISPOSAL SERVICE

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.J	t~*^A  \

        • \\ -,

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In response to this notification, the Sheridan Steering Committee, which is
now known as the Sheridan Site Committee, organized and began to investigate
the extent of contamination at the site.  After polychlorinated biphenyls
(PCBs) were identified in the lagoon, EPA became directly involved in site
closure through the Toxic Substances Control Act (TSCA).  The site was ranked
according to the Superfund Hazard Ranking System and on June 10, 1986, the
site was proposed for inclusion on the National Priorities List.

In June and July of 1986, 102 Notice/Information request letters were sent to
site Potentially Responsible Parties (PRPs).  During this time, the Sheridan
Site Committee submitted a Remedial Investigation to EPA for evaluation.
After reviewing this document the Agency determined that additional field
investigations would be necessary to obtain adequate information on which to
base a ground water remedy decision.  However, in order to expedite lagoon
cleanup and reduce further leaching into ground water, the site was divided
into two operable units, a Source Control unit which is addressed in this ROD
and a Ground Water Migration Management  (GWMM) unit which will  be addressed
in a later ROD.

On February 3, 1987, 59 companies who were members of the Sheridan Site Com-
mittee entered into an Administrative Order on Consent with EPA to complete
both the Source Control and GWMM RI/FSs.  In 1988, EPA issued a unilateral
order to site PRPs to lower the level of water in the lagoon.  This
action was implemented by the Committee's contractor with EPA oversight.

1.2  GEOLOGY

The Sheridan site lies on the Brazos River Alluvium of recent age, which is
comprised of gravel, sand, silt and clay deposited by the meandering river.
The Brazos River Alluvium unconformably overlies the Miocene-aged Fleming
formation.  The Fleming is made up of interbedded sand and clay layers.
Table 1 provides a general description of the hydrogeologic units present in
Waller and Austin counties.  Please note that all formations from the Goliad
sand to the Beaumont clay are not present beneath the site.

According to the Austin sheet of the Geologic Atlas of Texas, no faults with
surface expression occur in the vicinity of the site.  Held investigations
conducted by the responsible parties' contractor verified this conclusion.
The Hockley escarpment and Salt Dome are found about 18 miles south of the
site and the Mill lean fault zone lies approximately 20 miles to the north.
However, there is no evidence that these features influence the hydrogeology
of the site.

1.3  HYDROGEOLOGY

The alluvium of the Brazos River forms the first Regional aquifer beneath the
site.  The Evangeline and Jasper aquifers underlie the alluvium.  Most wells
in the vicinity of the site tap the Evangeline aquifer, which is about 450
feet thick beneath the site.

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Figure 4 describes a general cross-section of site hydrogeology.  The first
water-bearing unit, which is referred to as the water table aquifer, is identi-
fied in the cross-section as Stratum B.  This aquifer is part of the sediments
of the Brazos River Alluvium.  The second water-bearing unit, know as the con-
fined aquifer, is identified as Stratum D. This unit is part of the Evangeline
aquifer.  The clay layer know as Stratum E lies beneath the confined aquifer
at about 100 feet in depth and was the deepest unit investigated at the site.

Ground water in the water table and confined aquifers generally flows towards
the river, in a northwestern direction.  However, during high river stage
conditions (less than one third of the time) ground water flow in the water
table aquifer may shift to the west and south.  The predominant vertical
hydraulic gradient is upwards towards the water table aquifer.

1.4  SITE INVESTIGATION RESULTS

A.  Soil and Sludge

    Extensive sampling of the site has focused on areas which are in close
    proximity to visible waste or were known to have received waste.  Those
    areas include the lagoon, lagoon dikes and the evaporation system.  Sam-
    ples were also obtained from unaffected soils (background) on site, and
    water and sediment from the Brazos River and Clark Lake.  A detailed
    description of this information nay be found in the site RI/FS and Risk
    Assessment.  A summary of the site data is found in Tables 2a and 2b.

    Sludges in the lagoon range in thickness fron about six inches to three
    feet.  A water layer floats on top of the sludge and the water is covered
    in part by a thin oil and emulsion layer.  The highest levels of contam-
    inants detected at the site were found in the lagoon sludge.

    The nost significant classes of compounds found in the sludge in terms of
    concentration and toxicity include volatile organic compounds (VOCs) and
    polychlorinated biphenyls (PCBs).  The highest concentrations of benzene
    and toluene (two VOCs) detected are 2500 ppm and 36,600 ppm, respectively.
    The highest concentration of PCBs found at the site is 223 ppm.  High
    levels of base neutral compounds such as napthalene and phenols were also
    detected in the lagoon sludge.  Of the heavy metals present, zinc was found
    at the highest levels (13,800 ppm).

    The majority of the contamination identified in the evaporation system is
    fouivj in isolated sludge deposits near the point of discharge from  the
    lagoon to the evaporation system.  Contaminants in the evaporation  system
    sludge are similar to those in the lagoon hut at lower concentrations.  The
    remainder of evaporation system soils are generally characteristic  of local
    background soils.

    Sampling of the dike indicates that it contains a  layer of  affected soils
    and sludge at about three feet below the  surface.  Concentrations  of con-

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Hid3Q
(1334 30VHO

   	1	
    HSIAl) 133d-NOIiVA313
          FIGURE 4
  GENERAL SCHEMATIC SITE GEOLOGY
  SHERIDAN DISPOSAL SERVICE

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    taminants of concern 1n this layer are generally at least ten times less
    concentrated than those found in the lagoon.  Surface contamination is also
    visible on the dike.  This contamination is most pervasive in the tank
    and incinerator area of the dike.  The extent of this contamination
    on the dike was not determined during the RI/FS; however, confirmatory
    sampling during remedy implementation will verify that all contamination
    above the action level is addressed by the remedial action.

The cost estimates developed for the alternatives used a common design
based on the following estimated waste volumes:

                  Pond sludge                   30,000 yd^
                  Affected soil under pond      10,000 yd::
                  Evaporation System Sludge      1,000 yd.
                  Oily-dike surface soil         3,000 yd3
                  Floating Oil & Emulsion          300 yd3

These estimates are based on a 25 ppm PCS cleanup level as well as a visual
estimate of highly contaminated soils and wastes.

B.  Surface Water

    Sampling of the Brazos River downstream and upstream of the site indi-
    cated that there was no measureable difference between the downstream and
    upstream samples.  Sediment samples were also obtained from the river
    bottom at locations downstream and upstream of the site.  Concentrations
    of organic constituents indicated that the site had not impacted the
    sediment however, concentrations of metals were slightly higher in the
    downstream sample than the upstream sample.  Analyses of Clark Lake water
    and sediments do not exhibit elevated levels of site contaminants.

C. 'Ground Water

    Over thirty wells have been installed at the site in both the shallow and
    deep aquifers to determine the extent of contamination and evaluate site
    hydrogeology.  Tables 3a and 3b show the highest levels of contaminants
    detected in the shallow wells to date.  No contamination has been detected
    in the deep aquifer.  The only group of contaminants identified in the
    shallow ground water are volatile organics.  The highest concentration of
    contaminant detected during recent sampling was benzene, at 0.027 ppm.
    The Ground water Migration Management RI/FS is ongoing, and the Record of
    Decision for the Ground Water operable unit is expected to be completed
    by September 1989.  However the remedy for the Source Control operable
    unit described in this Record of Decision will be fully consistent with
    the ultimate remedy for the site.

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D.  Air

    Extensive air sampling  has been completed at the  site.   No  priority pollu-
    tant constituents were  detected at  concentrations  above  ambient  background
    levels.

1.5  TREATABILITY TESTING

While generally available information will give an  indication of the potential
applicability of a given remedial technology, performance of actual  laboratory
tests using site-specific materials is  often a better  method for determining
the appropriateness of a remedial technology.  For  this  reason, treatability
studies were performed at the Sheridan  site.  The Sheridan Site Committee
elected to undertake studies to evaluate the applicability of Biotreatment,
Solvent Extraction and Stabilization technologies to treat site wastes.  The
results of these studies are presented  in Appendices B,  C and D of the FS and
summarized below.

The Sheridan Site Committee conducted stabilization tests on samples of sludge
obtained from the lagoon.   Sludge was stabilized by Committee consultants using
fly ash and samples were also sent to two stabilization  vendors, Enreco and
Soliditech for stabilization using their proprietary methods.  Fly ash alone
was not found to result in  a stabilized waste with  sufficient structural
strength to support earth moving equipment during the  construction of a cap.

The proprietary methods improved compressive strength  characteristics but
leaching tests of the stabilized wastes indicated significant levels of vola-
tile organic compounds such as benzene  in the leachate.  The Site Committee
has also conducted additional stabilization testing which will be discussed
in the Responsiveness Summary.

Two phases of biotreatment  studies were conducted by the Sheridan Site Commit-
tee.  Samples of lagoon sludge were placed in aqueous  hioreactors containing
organism seed materials.  Soil obtained from the edge  of the lagoon, sludge
from an industrial waste treatment lagoon and proprietary seed from  General
Electric and Microbe Masters were used  as sources of microorganisms  in the
experiments.  The reactors  were generally operated  under aerobic conditions
and sufficient nutrients (nitrogen, phosphorus) were added as necessary to
maintain the microorganisms.

Sampling of the reactors was conducted  after 71 days and semiquantitative
mass balances were conducted to evaluate the amount of contaminant removal
which occurred.  This analysis indicated that essentially all the volatile
organics present in the sludge were removed and at  least 84  percent  of the
semi-volatile organics were degraded.   The amount of organic reduction due to
volatilization was not determined in the studies.   The PCB removal results
were less clear due to high PCB detection levels and variable original PCB
content of the sludge, but  they suggested that some PCB  reduction had occurred.

-------
A sample of lagoon sludge was sent to the Resources Conservation Company for
treatment using their proprietary "B.E.S.T" solvent extraction techniques.
In this method, the sludge is separated into three distinct phases, oil,
solids and water.  The PCBs and other organic constituents are concentrated
1n the oil which is then treated by methods such as incineration or chemical
dechlorination.  The metals present were concentrated in the solid phase.
This method was found to effectively segregate PCBs into the oil layer and
the solids generated would probably not require disposal as a hazardous waste.


1.6  POTENTIAL IMPACTS OF THE SITE ON HUMAN HEALTH AND ENVIRONMENT

The assessment of risk posed by the Sheridan site was evaluated in the
Sheridan Risk Assessment.  This assessment examined the amount, concentra-
tion, properties, and environmental fate and transport of chemical found at
the site; the populations and environments potentially at risk; exposure
pathways; and potential exposure events.  The document described the risks
associated with current and future (probable and worst-case) exposure scena-
rios.  The numerical cancer risk values discussed below are theoretical
quantifications of the excess lifetime cancer risk, that is, the increased
probability of contracting cancer as a result of exposure to wastes, compared
to the probability if no exposure occurred.  For example, a 10"° excess
cancer risk represents an exposure that could result in one extra cancer
case per million people exposed.

Under current conditions which assume restricted site access and maintenance
of the site, the only potentially significant pathway is migration of contam-
inants into the Brazos River.  This pathway was modelled using very conserv-
ative assumptions, resulting in an upper hound excess cancer risk from the
ingestion of PCBs in fish of 1.5 X 10"^.  Modelling using less conservative
assumptions indicated that the 1 X 10~5 excess cancer risk would not he
exceeded.

Both models utilized are relatively conservative.  However, neither model
is capable of accounting for processes such as sorption to colloids and
enhanced solubility due to co-solvent effects, which are recognized as
facilitating the transport of PCBs in ground water.  Although these pro-
cesses cannot be accounted for by modelling, they increase the potential
for PCBs to affect the river.

The second scenario evaluated was the nost probable future land use which
assumed continued agricultural (rangeland) land use and unrestricted access to
the waste disposal area.  Under this scenario, there are two major exposure
pathways in addition to the ground water transport pathway described in the
current scenario.  These pathways are 1), direct contact (ingestion and dermal
absorption) with sludge and 2), release of all site wastes into the Brazos

-------
River due to the eventual erosion and failure of the  river bank between waste
and the river.

The total excess cancer risk due to direct contact with  site  sludge was cal-
culated to be about 7x10  .  The risk associated with the river bank erosion
scenario was not quantified because it is impossible to  accurately predict
the rate of erosion, subsequent bank failure and release of contaminants
into the river.  However, the potential risks due to biological uptake of
wastes may be significant.

The last scenario evaluated in the Risk Assessment is the worst-case scenario
of residential development adjacent to the waste areas.  The  pathways pre-
viously described for the current and most likely future use  scenarios would
be similar in the residential scenario.  However, an additional exposure path-
way of ingestion of contaminated ground water would result in a total excess
cancer risk greater than 1 x 10"3 as well as a significant non-carcinogenic
risk.  This Record of Decision will address the ground water  exposure pathway
by eliminating the source of continued contamination.

The preceding paragraphs describe potential impacts to human  health.  In addition
to impacts to human health, the lagoon sludge poses an environmental threat to
wildlife, especially birds which may land on its surface and  die from contact
with the sludge.

II.  ENFORCEMENT

The Sheridan Site Committee has identified over 150 potentially responsible
parties (PRPs) for the site.  To date, 102 Notice/104(e) information requests
were sent to site PRPs.  Remaining PRPs will be notified when Special Notice
letters are issued.  EPA will continue its enforcement activities and send
Special Notice Letters to PRPs prior to the initiation of the renedial design.
Should the PRPs decline to conduct future remedial activities, EPA will
either take enforcement actions or provide funding for these  activities
while seeking cost recovery for all EPA-funded response  actions from the
PRPs.
III.  COMMUNITY RELATIONS

In general, there has been a long history of citizen awareness of the
Sheridan Disposal Services site.  In the early 1970s when incineration at
the site resulted in air emissions, people living within a 7-mile radius
complained.  In 1971 a citizens' group submitted a petition with over  500
signatures to the Texas Water Quality Board calling for its closure.

However, community concerns of either the area residents or local officials
are now very low, probably because the site has been inactive since  1984.
Also the site is relatively remote and there are no residences within  a nile,

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On November 15, 1988, EPA issued a press release and the Proposed Plan fact
sheet was mailed on November 9.  The press release was sent to all news
organizations in the Houston/Hempstead/Brenham area.  The fact sheet was
mailed to 92 residents and local officials.  Extra copies of the fact sheet
were provided to the five area repositories.

In accordance with CERCLA, Section 117, the press release and proposed plan
fact sheet announced the comment period of November 15 through December 15,
1988.  A public meeting was held on November 22, 1988, at the Waller County
Courthouse.  Forty people attended the meeting and two made statements or
asked questions.  Additional written comments were received from four people
or organizations.


IV.  ALTERNATIVE EVALUATION

4.1 EVALUATION CRITERIA

In accordance with Section 121 (a), (b), and (d) of the Superfund Amendnents
and Reauthorization Act (SARA), EPA has determined that nine factors must
be considered in selecting a remedy for a Superfund site.  These items are
summarized below:

1.  Consistency with Other Environmental Laws

    In determining appropriate remedial actions at Superfund sites, considera-
    tion must be given to the requirements of other Federal and State environ-
    mental laws, in addition to CERCLA as anended by SARA.  Primary considera-
    tion is given to attaining applicable or relevant and appropriate Federal
    and State public health and environmental laws and regulations and stan-
    dards.  Not all Federal and State environmental laws and regulations are
   "applicable to each Superfund response action.  The compliance of each
    remedial alternative with all applicable or relevant and appropriate
    environmental laws is discussed in Appendix C.

2.  Reduction of Toxicity. Mobility or Volume

    The degree to which alternatives employ treatment that reduces toxicity,
    mobility or volume must be assessed.  Relevant factors include:

    o the treatment processes the proposed solutions employed and materials
      they treat;

    o the amount of contaminated materials that will be destroyed or treated;

    o the degree of expected reduction in toxicity, mobility, or volume;

    o the residuals that will remain following treatment, considering the
      persistence, toxicity, mobility, and propensity for bioaccunulation
      of such hazardous substances and their constituents.

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3.  Short-term Effectiveness

    The short-term effectiveness of an alternative must be assessed consider-
    ing the following:
    o Magnitude of reduction of existing risks; and

    o short-term risks that might be posed to the community, workers, or
      the environment during the implementation of an alternative including
      potential threats to human health or the environment associated with
      excavation, transportation, and redisposal or containment.

4.  Long-tern Effectiveness and Permanence

    Alternatives are assessed for the long-term effectiveness and permanence
    they afford along with the degree of certainty that the remedy will
    prove successful.  Factors considered are:

    o Magnitude of residual risks in terms of amounts and concentrations of
      wastes remaining following implementation of a remedial action, consider-
      ing the persistence, toxicity, mobility, and propensity for bioaccumula-
      tion of such hazardous substances and their constituents;

    o type and degree of long-term management required, including monitoring
      and operation and maintenance;

    o potential for exposure of human and environmental receptors to remaining
      waste considering the potential threat to human health and the environ-
      ment associated with excavation, transportation, redisposal, or contain-
      ment ;

    o long-term reliability of the engineering and institutional controls,
      including uncertainties associated with the land disposal of untreated
      wastes and residuals; and

    o potential need for replacement of the remedy.

5.  Implementability

    The ease or difficulty of implementing the alternatives are assessed by
    considering the following factors;

    o Degree of difficulty associated with constructing the solution;

    o expected operational reliability of the treatment technology;

    o need to coordinate with and obtain necessary approvals and permits
      (or meet the intent of any permit in the case of Superfund actions);

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                                     10
    o availability of necessary equipment and specialists; and
    o available capacity and location of needed treatment, storage, and
      disposal services.
6.  Costs
    The types of costs that should be assessed include the following:
    o Capital costs;
    o operation and maintenance costs;
    o net present value of capital and operation and maintenance cost; and
    o potential future remedial action costs.
7.  Community Acceptance
    This assessment should evaluate:
    o Components of remedial alternatives that the community supports;
    o features of the alternatives about which the community has
      reservations; and
    o elements of the alternatives which the community strongly opposes.
8.  State Acceptance (through the Texas Water Commission)
    Evaluation includes assessment of:
    o Components of remedial alternatives that the State supports;
    o features of the alternatives about which the State has reservations; and
    o elements of the alternatives which the State strongly opposes.
9.  Overall Protection of Human Health and the Environment
    Following the analysis of the remedial options against individual
    evaluation criteria, the alternatives are assessed from the standpoint
    of whether they provide adequate protection of human health and the
    environment.
    EPA is also directed by Superfund law (SARA) to give preference to solu-
    tions that utilize treatment to remove contaminants from the environment.
    Offsite transport and disposal without treatment is the least preferred
    option where practicable treatment technologies are available.

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                                      11


 4.2   DESCRIPTION  OF  ALTERNATIVES

 In conformance  with  the  National  Contingency Plan  (NCP),  initial  remedial
 approaches  were screened to  determine which  might  be  appropriate  for  this
 site  (see the Sheridan Disposal  Services Feasibility  Study for  details  of
 this  evaluation).  From  these  possible remedies, five were chosen for more
 detailed evaluation  and  comparison  with the  remedy selection  criteria out-
 lined above.  In  addition,  "No Action" was evaluated  to comply  with the
 requirements of the  NCP. Each remedy is summarized below.  Common elements
 of all the  plans  include the following activities:

    o Install a RCRA-compliant cap  over the  entire  pond and dike  area.

    o Install a flexible spur  jetty river bank  erosion control  system in
       the Brazos  River.

    o Monitor ground water quality  for a minimum of 30 years.

    o Decontaminate, disassemble  and  properly dispose of  all  on-site  tanks
       and processing equipment.

    o Properly  dispose of any  drums encountered during remediation.
       Contents  of  intact drums will  be treated  on-site or  disposed of off-
       site, depending on the nature of the material.

    o Treat potentially  contaminated  stormwater and waste-water streams
       resulting from the waste treatment alternatives, to  remove  solids,
       metal, and organic constituents.  The  treated water  will  comply with
       all Federal/State  standards for discharge into  the  Brazos River.

    o Imple-nent institutional  controls to preclude  use of  contaminated
       ground water and ensure  the long-term  integrity of  the  cap.

 Alternative 1;  No Action -  This  alternative requires the  sealing  of  old
 wells  and installation of new  monitoring wells, as necessary, and  ground
 water monitoring for a minimum of 30  years.

 Alternative 2;  Soil Mixing  -  This  alternative  involves mixing  one part
 contaminated soil and sludge with six parts  clay rich soil  to reduce  excess
moisture and provide a structurally stable foundation for  the cap. The
 soil   and waste  mixture would be  placed into  a RCRA-compliant  landfill in
the main pond.  The estimated  cost  of this alternative is  $20,656,000.

Alternative 3;  Stabilization  -  This  alternative involves  uniformly mixing
the contaminated soil and sludge with a solidifying agent  such  as  cement or
 flyash to form  a solid material.  Chemical additives  may  be added  to  reduce
the Teachability of contaminants or to improve  strength or  any  other  desir-

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                                                 12
I

            able  property.   After  the waste is  stabilized,  it  would be placed into  a
            RCRA-compliant  landfill  in the main pond.   The  estimated cost of this
'            alternative  is  $18,856,000.

            Alternative  4;   Biotreatment - This alternative would  utilize an on-site
I           aqueous  biological  system to remove organic waste  constituents from the
            contaminated soils  and sludge.  Biotreatment will  be conducted in tanks or
            Impoundments and a  pilot study will be conducted during remedial  design to
            optimize biodegradation  processes.   This alternative will  effectively remove
            all volatile and semi-volatile constituents fron the waste.  Emissions  of
            volatile organic compounds during biotreatment  will be destroyed using  a
            fume  incinerator, carbon absorption or equivalent  system.   During the design,
            all reasonable  efforts will be made to optimize biodegradation of PCBs.  If
            Biotreatment can reduce  the level of PCBs  in the residual  to  less than  50
            ppm,  the residuals  will  be stabilized, returned to the pond and capped.  If
            the concentration of PCBs in the biotreatment residuals is greater than 50
            ppm,  they will  be stabilized and returned  to a  RCRA-compliant landfill  in
            the pond area.   The estimated cost  of the  alternative  is $28,346,000.

            Alternative  5:   Solvent  Extraction  - This  alternative  utilizes a chemical
            solvent(s) to separate the waste into oil, solids  and  water.   Organic con-
            taminants would be  concentrated into the oil which would be incinerated onsite
            in a  mobile  incinerator  or off-site.  Metals would concentrate in the
            solid phase.  These solids would be stabilized, if necessary, returned  to
            the pond area,  and  capped.  The water generated would  be treated in the on-
            site  waste water treatment system to remove inorganic  and  organic contami-
            nants and discharged to  the river.   The estimated  cost of  this alternative
            is $36,508,000.
\
 '           Alternative  6:   Incineration - This alternative uses a rotary kiln to
            destroy  essentially all  of the organic contaminants in the waste.  The  ash
            will  be  transported to a RCRA-conpliant off-site landfill  for disposal.  The
 i           estimated cost  of this alternative  is $39,610,000.


            4.3 EVALUATION OF ALTERNATIVES

            The following values were assigned  to compare remedial selection criteria:

                 "+"  Alternative  should exceed a criterion in comparison to other
                      alternatives.
                 "0"  Alternative  should meet the selection criterion.
                 "-"  Alternative  will not meet a criterion, or will not  meet a
                      criterion as well as other alternatives.

            A "+/0"  or "-/O" designation indicates that the alternative is intermediate  in

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                                     13


ranking between the + and the 0 or - and the 0 ratings.  The rationale for
the ratings assigned to each alternative is presented in the following sub-
sections:

1.  Compliance with ARARs
    With the exception of the No Action alternative, all alternatives were
    rated "0" because they are designed to comply with ARARs described in
    Appendix A.  The No Action remedy was rated "-" because it does not meet
    closure ARARs or the requirements of the PCB Spill Cleanup Policy and it
    does not address risk-based remedial objectives.

2.  Reduction of Mobility, Toxicity and Volune

    The No Action alternative is ranked "-" because it does nothing to reduce
    toxicity, mobility or volume.  Soil Mixing is also ranked "-" since it
    minimally reduces waste mobility via largely reversible chemical reac-
    tions with the soil matrix but does not reduce waste toxicity and greatly
    increases waste volume.  Stabilization is rated "0" because it more
    effectively reduces waste mobility than soil mixing, but does not signif-
    icantly reduce toxicity, and increases waste volume.  In Biotreatment,
    most of the organic contaminants will be destroyed and mobility and
    overall waste volume reduced.  Therefore, Biotreatment is rated "+/0".
    Incineration and Solvent Extraction (in conjunction with incineration)
    are ranked "+" since both result in the greatest reduction of toxicity,
    mobility and volume.

3.  Short-Term Effectiveness

    With the exception of the No Action alternative, which is ranked "-",
    all alternatives effectively reduce the magnitude of existing short-
    term risks in two to five years.  The time to complete remediation
    is two years for Soil Mixing and Stabilization, three years for Biotreat-
    ment, four years for Solvent Extraction and five years for Incineration.

    Also, the alternatives differ with regard to risks to the community,
    workers, or the environment during Implementation.  All action alterna-
    tives involve the risks attendant to construction involving heavy earth
    work, including risks to workers and environmental impacts due to dust
    and noise.  Further, all action alternatives will release volatile
    organics to some degree as the pond sludge is removed for treatment.

    The risks associated with Soil Mixing and Stabilization occur over the
    shortest time.  However, the volatile emissions resulting from these
    alternatives should be greater than Biotreatment, which will control
    fugitive emissions during treatment.  Therefore, Soil Mixing and Stabil-
    ization are ranked "0" and Biotreatment is ranked "+".  Solvent
    Extraction will require slightly longer to complete and involve additional
    handling and processing equipment and is also ranked "0".  The Incineration

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                                     14


    alternative is ranked "-" because of increased risks to on-s1te workers
    due to increased materials handling requirements and unit processes
    involving high temperature combustion, rotary machinery and periodic
    vessel entry, and its longer period of operation.

4.  Long-Term Effectiveness and Permanence

    Except for the No Action alternative, which is ranked "-", a major dif-
    ference between the alternatives is the degree which they minimize the
    long-term risks from leaching of waste constituents and exposure to resi-
    dual waste.  The Soil Mixing alternative is ranked "-" because waste
    constituents are less effectively immobilized than in other alternatives
    and this alternative results in a larger residual volume relative to
    other alternatives.  The Stabilization alternative is ranked "O/-"
    because the degree of mobility reduction for the Stabilization alterna-
    tive is probably greater than for Soil Mixing, but the residuals will
    contain significantly more contaminants and be of greater volume than
    other alternatives.  The Biotreatment alternative is ranked "+" because
    this process would destroy the mobile organic compounds contained within
    the waste, that is, the volatiles and semivolatiles.  Certain compounds,
    such as PCBs, would be more difficult to degrade.  Even if not degraded,
    however, the potential for mobility of these compounds would be reduced
    through elimination of the more mobile constituents in the waste matrix
    and stabilization.  Incineration and Solvent Extraction are ranked "+"
    because they are the only alternatives which destroy essentially all of
    the organic contaminants in the waste and involve the least residual
    volume.

5.  Implementahility

   .The No Action alternative would be the easiest to implement and is rated
    "+".  Among the remaining alternatives, the Soil Mixing and Stabilization
    alternatives are readily implenentahle.  They are ranked "+" because they
    are mechanically simple and readily adaptable to field conditions, and
    they do not require special equipment or off-site facilities.  The

    Biotreatment alternative 1s ranked "0" because it will probably require
    the construction of specialized treatment tanks to accommodate the special
    mixing and sludge handling needs of that alternative.  Still, Biotreatment
    is a demonstrated technology, is adaptable to unexpected waste characte-
    ristics and does not require operators with a high level of training.  By
    contrast, the Solvent Extraction and  Incineration alternatives are ranked
    "-" because these technologies are mechanically complex, require highly
    specialized equipment and operators, and may require an approved off-site

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                                      15
    disposal facility for ash.  In addition, Solvent Extraction may he diffi-
    cult to adapt in the field.
6.  Cost
    Estimated costs for each alternative are summarized in Table 4.  Included
    1n this table are total capital costs, total post-closure operation and
    maintenance costs, total present worth and replacement costs.  Replacement
    costs were included to evaluate the potential costs that would be incurred
    if the alternative were to fail.  The likelihood of failure is largely
    determined by the degree the alternatives ensure the long-term permanence
    and effectiveness of the remedy.  As described in Section 4.3, Soil Mixing
    and Stabilization receive the lowest rating for Long-term Effectiveness
    and Permanence and are therefore most likely to require replacement in
    the future.  The replacement costs are estimated assuming on-site incine-
    ration is used as the replacement technology and vary according to the
    estimated residual volume which would require treatment.

    Community Acceptance

    The community has voiced limited support for the Biotreatment alternative
    and has not expressed any concerns about the alternative.  Therefore
    hiotreatment is rated "+" and all other alternatives are rated "0".
8.  State Acceptance

    The State of Texas, through the Texas Water Commission, has indicated that
    they have no objection to the selected alternative.  Therefore, Biotreat-
    nent is rated "+" and all remaining alternatives are rated "0".

9.  Overall Protection of Human Health, Environment

    The No Action alternative is ranked "-" because the potential exposures
    by direct contact to waste, bank failure and inundation of the wastes and
    leaching to groundwater are not controlled.  All remaining alternatives
    prevent these exposures but differ in the degree they ensure long-term
    effectiveness and permanence and achieve short-term effectiveness.  There-
    fore, Soi? Mixing is ranked "07-" because it results in the greatest volume
    of waste residual without significant treatment.  Stabilization is ranked
    "0" because it decreases the mobility of the waste without decreasing waste
    tcx^t'ty; however, it increases waste volume.  Biotreatment is ranked "+"
    because this alternative degrades most organic waste constituents as well
    as reducing waste mobility and volume.  Solvent Extraction is ranked "+"
    because all contaninants are destroyed to the maximum extent possible.
    Incineration also achieves similar destruction, hut is rated "+/0" because
    it is less effective in the short-term.

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                                       16


4.4  OPERATION AND MAINTENANCE

Site operation and maintenance will  include a program  for sampling  on-site
ground water monitoring wells.  Additional site maintenance will  include, hut
not be limited to inspection  and  repair (as necessary) of the erosion control
system in the Brazos River, the cap  or landfill and the perimeter fence, and
maintenance of surface vegetation and  appropriate drainage.  The  details of
these activities will be defined  in  the Operation and  Maintenance Plan of the
remedial design.


V.  SELECTED REMEDY

Based on the information provided in the administrative record and  the results
of the evaluation of alternatives (Section 4.3), the "final" remedy has been
selected.  It is EPA's judgement  that  the Biotreatment alternative  best satis-
fies both the statutory and selection  criteria in comparison to the other
alternatives evaluated in this document.

Biotreatment will significantly reduce waste mobility, toxicity and volume
and essentially eliminate the source of contaminants to ground water.
Further, Biotreatment will result in the destruction of all mobile  organics
which could migrate into the  environment if the containment system  were to fail
It is the least costly  alternative  which will attain  these goals;  therefore,
it is the most cost-effective alternative.

If Biotreatment can reduce the level of PCBs in the residuals to  less than 50
ppm, the residuals will be stabilized, returned to the pond and capped.  If
the concentration of PCBs in  the  hiotreated residuals  is greater  than 50 ppn,
they will be stabilized and returned to to a RCRA-compliant landfill in the
pond area.  Waste requiring remediation by Biotreatment shall be  defined as
the following:

1.  All material containing greater  than 25 ppm of PCBs.  This material
    includes the sludges contained in  the pond and evaporation system;

2.  Floating oil and emulsion in  the pond and in on-site storage  tanks;

3.  Affected soil under pond  - Affected soil under the pond is defined as
    soil  that is intermixed with  sludge or contains greater than  25 ppm of
    PCBs.  The extent of affected soil under the pond  will be determined
    during the remedial design/remedial action.

4.  Dike surface soils - This material shall include:  1) oily soil  on the
    inside dike slope between the current sludge level to the highest level
    the floating oil layer has contacted; 2) Grossly contaminated soil and
    sludge deposits visible on the dike.  At a minimum, this shall  include
    the soil  and sludge in the vicinity of the treatment tanks and  incinerator
    in the north-northeastern portions of the dike.

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                                      17
5.  The wastes described in items 1-4 above address all wastes containing
    over 25 ppm of PCBs and/or high concentrations of other organics such
    as benzene and phenol.

In addition to treating the waste described above by Biotreatment the remedy
shall also include the implementation of the common elements described in
Section 4.2.  of this Record of Decision and section of 5.2 of the Source
Control FS.

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                                Appendix A

       Applicable or Relevant and Appropriate Requirements  (ARARs)


Section 121(d) of CERCLA, as amended by SARA, describes the types of
standards that a remedial action is required to meet.  The fundamental
standard for evaluating remedies under Section 121 remains "protection
of human health and the environment".  In addition, the standards,
requirements, criteria, or limitations under any Federal environmental
law, or any more stringent State standard, that are "legally applicable"
£r "relevant and appropriate" must be met.  To obtain compliance with
this requirement, remedial alternatives were analyzed to determine what
regulatory  requirements would be applicable or relevant and appropriate.
Table A-l presents the universe of environmental standards that were
reviewed to determine which of them had a bearing on remedial action at
the site.

ARARs must  be determined on a site-specific basis.  The main feature of
the Sheridan site is the 15-acre pond or surface impoundment used for
past disposal activities.  In conducting the ARARs evaluation, it became
clear that while there are various regulatory provisions that are either
applicable  or relevant and appropriate depending on the type of techno-
logy utilized, the one key ARAR that would be relevant and appropriate
upon completion of the selected remedy was the surface impoundment
closure requirements under RCRA.  Those closure requirements are the
foundation of the remedial alternates developed and evaluated in the
FS.

Where closure will take place with some hazardous constituents remaining
on-site, the surface impoundment must be closed as a landfill.  Under
these closure requirements, free liquids would have to be removed from
the main pond.  In addition, the remaining material would have to be
stabilized or solidified to a bearing capacity sufficient to support a
final cover.  Finally, a cover would have to be placed over the impound-
ment designed and constructed to:

     (A)  Provide long-term minimization of the migration of liquids
          through the closed impoundment;

     (B)  function with minimum maintenance;

     (C)  Promote drainage and minimize erosion or abrasion of the
          final cover;

     (D)  Accommodate settling and subsidence so that the cover's
          integrity is maintained; and

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                         Table A-1
STANDARDS, REQUIREMENTS, CRITERIA,  OR LIMITATIONS EVALUATED
                  FOR ARARs DETERMINATION
        Safe Drinking Water Act
        Clean Water Act
        Solid Waste Disposal Act (RCRA)
        Toxic Substances Control Act (TSCA)
                0
        Occupational Safety and Health Act
        Hazardous Materials Transportation Act
        National Historic Preservation Act
        Archaeological and Historical Preservation Act
        Historic Sites, Buildings and Antiquities Act
        Fish and wildlife Coordination Act
        Endangered Species Act
        Rivers and Harbors Act of 1899
        Wilderness Act
        Scenic River Act
        Coastal Zone Management Act
        Texas Clean Air Act
        Texas Solid Waste Disposal Act
        Texas Water Code
        Texas Water Quality Standards
        Marine Protection, Research and  Sanctions Act
        Executive Order Requirements for Flood Plains and
        Wetlands
        Federal Insecticide, Fungicide,  and  Rodenticide Act

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     (E)  Have a permeability less than or equal to the permeability of
          any bottom liner or natural subsoils present.

Further, following closure, the integrity and effectiveness of the
final cover must be maintained, including making repairs as necessary.

An evaluation of the potential ARARs for affected materials and soils,
for discharge to surface water, for ground water, and for air emissions
results in the identification of the following relevant and appropriate
criteria or standards:

     1. RCRA requirements contained in 40 CFR, Part 264, listed in
         Table A-2.

     2.  RCRA requirements contained- in 40 CFR Parts 262 and 263 to the
         extent that a remedial alternative involves off-site transpor -
         tation of materials.  Additionally, 49 CFR Parts 107 174-177
         relating to Hazardous Materials Transportation would be rele-
         vant and appropriate.

     3.  RCRA requirements contained in 40 CFR Part 264, Subpart B,
         related to general facility standards, consisting of:

         a.  40 CFR Section 264.14 (site security).
         b.  40 CFR Section 264.17 (incompatible waste).

     4.  RCRA requirements contained in 40 CFR Part 264, Suhpart G,
         consisting of:

         a.  40 CFR Section 164.114 (equipment decontamination).
         h.  40 CFR Section 264.117 (monitoring).

     5.  RCRA requirements contained in 40 CFR Part 264, Subpart M
         relating to land treatment.

         a.  40 CFR SEction 264.273.
         b.  40 CFR Section 264.278.

     6.  RCRA requirements contained in 40 CFR Part 264, Subpart N
         relating to landfills.

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                           Table A-2


    APPLICABLE OR RELEVANT AND APPROPRIATE RCRA REQUIREMENTS



A.   Cover (40 CFR Part 264, Sub-part N)

     1.   Eliminate Free Liquids.

     2.   Stabilize to a  bearing capacity sufficient to support
          final cover.

     3.   Cover designed to:

          a.   provide long tern minimiration  of migration  of
               liquids through closed area;
          b.   function with minimum maintenance;
          c.   promote drainage and minimize erosion;
          d.   accommodate settling and subsidence so that cover
               integrity is maintained; and
          e.   have a permeability less than  or  equal to perme-
               ability of any  bottom liner  system  or  natural
               subsoil.

     4.   Post-Closure Designed to:

          a.   maintain integrity and effectiveness of cover;
          b.   maintain ground water monitoring system;
          c.   prevent run-on and run-off from eroding or other-
               vise damaging final cover;  and
          d.   prevent disturbance of cover.

B.   Incinerator  (40 CFR  Part 264, Support  0  and 40 CFR Section
     761.70)

     1.   Incinerator  equipped  with  high-temperature secondary
          combustion chamber and wet scrubber designed to meet
          particulate, HCL  and  destruction  removal efficiency
          limitations.

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      7.   TSCA  requirements  contained in 40 CFR  Part  761,  Sub-
          part  D, consisting of:

          a.    40 CFR section 761.70  (incineration)

      8.   TSCA  requirements  contained in 40 CFR  part  761,  Sub-
          part  G.

      9.   Section 4.01 of the Texas Clean Air Act.

      10.  Sections 329.41-.49, 333.17-.19 of Chapter 31 of Texas
          Administrative  Code Relating  to  State  Water  Quality
          Standards as applied to the Brazos River.

      11.  Federal Water Quality Criteria for Fresh Water Aquatic
          Life  Protection, and Consumption of Organisms.

      12.  Clean Water  Act requirements  for application  of  best
          engineering judgment  prior to discharge, 40 CFR  Part
          125.

          a.    Process water  and  potentially  contaminated storm
                water  collected  and  routed,  as  necessary,  to
                activated  sludge  waste  water  treatment  system
                equipped with carbon polishing.

      13.  All  developed remedial  alternatives  have taken  into
          account Executive  Order 11988 on Flood Plain  Manage-
          ment  and  will be implemented  in  such a manner as  to
          minimize any impact on the flood plain.

In addition  to these ARARs,  during  site remediation  the Worker
Health  and  Safety  Plan  would  require  compliance  with  the
relevant provisions of the Occupational Health and Safety Act.

Additional details  on  how these ARARs were identified are  out-
lined below.

            ARARs for Affected Material and Soils

RCRA Retirements

Even  though  they are not  legally applicable, certain RCRA re-
quirements,  including the RCRA design and  operating  standards,
may  be  considered relevant  and appropriate  based on the  fact
that they address problems or situations sufficiently similar to
those encountered at the  Sheridan site.

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Land Ban Requirements

Waste banned pursuant to the Hazardous and Solid Waste Amendments of
1984 (HSWA) cannot be placed in or on the land unless first treated to
levels achieved by best demonstrated available technology (BOAT) for
each hazardous constituent in the waste.

In order for the Land Disposal restrictions (LDR) to be ARARs for the
site, RCRA listed wastes have to have been disposed of in the lagoon,
or the waste must currently be a characteristic (i.e., corrosive, igni-
table) waste.  The waste at the Sheridan site does not exhibit RCRA
characteristics and RCRA listed wastes are believed to have been dis-
posed of at the site.  However, based on currently available information,
these wastes were probably incinerated on-site rather than disposed of
in the pond.  Therefore, the LDR will not be considered an applicable
standard for the remedial activities at Sheridan.  Additionally, because
the contaminated medium consists of soil and debris, the RCRA Land
Disposal Restrictions will not be a relevant or appropriate requirement
for the remedial activities at Sheridan since the LDR BDAT standards
were based on products in a waste stream, not soil and debris.  However,
if available LDR guidance (currently undergoing revision) changes or if
additional information becomes available, the applicability of the LDR
may be reevaluated.

PCB Contaminated Waste

The presence of PCBs has been detected in samples collected at the site.
Generally, the manufacture, treatment and disposal of PCBs is regulated
under the Toxic Substances Control Act (TSCA), 15 U.S.C. Section 2601
et seq.  In April 1987, the EPA published a general PCB Spill Cleanup
"Policy, 40 CFR Sections 761.120-751.135 (1987).  This policy is intended
to deal with unintentional spills, leaks or other uncontrolled discharges
of materials containing PCBs  in concentrations of 50 ppm or greater.
This policy established requirements for the cleanup of these spills
where PCBs have been released into the environment.  Different cleanup
levels are established depending upon the spill location, the potential
for exposure to residual PCBs remaining after the cleanup, the concen-
tration of PCBs initially spilled, and the nature and size of population
at risk of exposure.

By its terms, the EPA PCB spill policy only applies to spills which
occur after the effective date of the policy, which was May 4, 1987  [40
CFR Section 761.120  (a)(l)].  Clearly, these requirements are not  appli-
cable to residual PCBs remaining at the Sheridan  site.  However, the
nature and scope of  these regulations is such that they are considered
relevant to site conditions.  Specifically, the  level of  25  ppm  in  40
CFR Section 761.125  (c)(3) is the most  appropriate action level  for  the
Sheridan site.

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The  T5CA cleanup policy is  an ARAR that defines  action  levels
for  cleanup.   Action levels, in this sense/ are levels of  con-
centration  of PCBs in aaterial  at  or above which  the  naterial
•ust be  remediated.

            ARARs for Discharge to Surface Water

The Brazos River runs adjacent to the site and oay be subject to
point source  discharges  from the site during  remediation.   The
point sources nay consist of water generated by remedial activi-
ties as  well as stormwater flows.  This discharge nay be treated
as  necessary by  physical  and  chemical treatment,  principally
carbon  adsorption,  prior to discharge.   At the completion  of
remediation, there will be no point source discharge.

However, at the completion of remediation, the Brazos nay be im-
pacted  by  a  non-point  source discharge,  namely  ground  water
seepage  from the upper unconfined sand zone.  The only standards
that could  be "legally applicable or relevant and  appropriate"
to  this discharge  would be State  water  quality standards  or
Federal  water quality criteria.

State water quality standards are legally  enforceable  counter-
parts  to the  Federal  water  quality  criteria.   In Texas,  the
State water quality  standards  are set forth in Chapters 319 and
333 of the  rules  and regulations of the Texas  Water Commission.
Those standards  establish  certain numerical criteria which are
legally  applicable to waters in the Brazos.   All remedial  alter-
natives  are  designed  to  satisfy  the  requirements  of 31  TAG
Sections 319.21-29,  307.1  to 307.10 for the discharge  of  water
from the upper unconfined sand zone to the Brazos.

With respect to concentrations of chemicals in the river:

     (1)  Final   Maximum   Concentration   Limits    (NCLs)   are
          considered relevant and  appropriate  where MCLs  are
          available; and

     (2)  State  and Federal  water  quality  criteria  for  the
          protection   of   human  health   are   relevant   and
          appropriate where MCLs are not available.

            ARARs for Ground Wat^r

The  CTA's  ground  water protection strategy  is  based on  the
"differential protection"  of ground  water   (i.e.,  ground  water
protection  as it  relates  to  a specific  classification of  an
aquifer).   Under  the strategy, ground waters  are  classified as
Id lows:

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      o    Class  I  -  ground waters that are highly vulnerable and
           either an irreplaceable  source  of drinking  water  or
           ecologically vital;

      o    Class  II - ground waters  currently used or potentially
           available  for  drinking water or other beneficial use;
           and

      o    Class  III - ground  waters not a  potential  source  of
           drinking water and of  limited beneficial use.

 For Class  I and  Class  II  ground  water  Maximum Concentration
 Limits (MCLs)  established  under  the Safe  Drinking Water Act
 would be  applicable  for  ground  water sources which qualify as a
 public water system or a community water system.  MCLs nay also
 be  relevant and appropriate to ground water that would not cur-
 rently qualify as  such systems but could potentially so qualify
 in  the  future.    Similarly,  where the  State  has  established
 drinking  water standards that are  more  stringent than the Fe
 eral  MCLs,  these may be  applicable  or relevant and appropriate.

 There are  two water-bearing  zones underlying  the  site.   The
 uppermost zone is  unconfined.  The  next zone, which is separated
 from  the upper  zone by  a  clay  aquitard,  is  referred  to as the
 confined  aquifer.    Where the  potential  ground water pathway of
 concern is through a surface water  discharge, risk-based numbers
 often form the basis for establishing protective levels for the
 saturated zone.    This approach  is  also  utilized where MCLs are
.not  appropriate.    Specific  factors  that  may  influence  the
 appropriate risk level include:

      (1)   Feasibility  of providing  an alternative water supply;

      (2)   Current  use  of the ground water;

      (3)   Effectiveness  and   reliability  of  institutional
           controls;

      (4)   Ability  to monitor  and control the  movement of con-
           taminants in the  ground water.

 Also  factored into decision making  should  be:

      (1)   Ability  to limit  extent of contamination;

      (2)   Impact of contamination on environmental receptors;

      (3)   Technical practicability  and  cost of  remedial  alter-
           natives.

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Clearly, MCLs  are not legally applicable to the  shallow  uncon-
fined ground water source at the Sheridan cite.  This  is not a
drinking water source being  supplied to  at  least  25 individuals
at  least  60 days out of  the year.   Indeed, this source  is  not
supplied to any  individuals,  any days  of the year,  and  institu-
tional  controls  will be  implemented to  prevent its use  in  the
future.

The inapplicability of MCLs does not mean that  this ground water
source  does not  need to be protected to  levels that will avoid
an endangerment  to human  health  and the  environment.  Since  the
only receptor for this  ground water source  is  the Brazos  River,
it  is  expected that this standard  can be achieved by  ensuring
that any potential impact from the site on the  ground water will
not result  in levels of  constituents  that, once discharged to
the river,  would  have  an adverse  impact on  human or aquatic
receptors.  However,  this must be confirmed through the  demon-
stration  that  an  alternate  concentration limit  is  appropriate
for this  site.   This demonstration is currently  being  prepared
and it  is believed that such a demonstration can be made.

Taking  into account the  mixing zone  of initial dilution that
would  result  from  the seepage  of the  shallow  sand   into  the
Brazos River it  is possible to back calculate permissible  ground
water concentrations from applicable water quality standards.

Source  control remediation would then  need  to  assure that these
levels  were never  exceeded  in  the  shallow  unconfined  ground
water zone.

            AKARs for Air Emissions

Based on  a review of  all potentially applicable  air  emission-
related regulations  and standards, the only "legally applicable
or  relevant and  appropriate  requirement" for  air  emissions at
the completion  of remediation is  specified in Section 4.01 of
the Texas  Clean  Air Act, which provides that "no person  may
cause,  suffer, allow or permit the  emission of air contaminants
or Ui«  performance of any activity which causes  or contributes
to, or  which will  cause  or contribute  to,  a  condition  of  air
pollution".  "Air pollution"  is  defined  "as the presence  in  the
atmosphere  of  one  or  more  air contaminants  or a  combination
thereof, in such concentration and of  such  duration as  may  tend
to be  injurious  to or  to adversely affect human health  or  the
environment,  animal life,  vegetation,  or  property, or  as to
interfere with the  normal use  and enjoyment  of animal  life,
vegetation, or property."

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                          8
To assure  compliance with this  standard,  each of  the  proposed
remedial alternatives  contains provisions for periodic ambient
monitoring to verify that site conditions existing at  the  com-
pletion of remediation are not causing or contributing to a  con-
dition of  air pollution.   All of remedial actions  are  designed
to insure the emissions are in compliance with this ARAR.
                                                                €

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APPENDIX B

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ftDMlNI57R«TIVE  RECORD INDEX
f. i Til  f ,'^r.ij; :      bHi- (•: i h-Hf-! D 1 Sf-'ObHL  £L KV I CI ;:
SITE WUhiDEP:   TXD O&cl :






.;^D:-";. Df-iTEr    3 11 / i'9 / B B

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SITE  NOME:
SITE  NUMKER:
ADMINISTRATIVE  RECORD IMDF.'X

            FINAL

SHERIDAN DISPOSAL  SERVICE
TXD Ofc.c:l3il'3A7
DOCUMENT NUMBER ;
DQfcUKE/M DflTF:
NUMBER OF PAGES;
AUTHOR:
      .'v/ AGENCY:
RECIPIENT:

DOCUMENT TYPE:
     urK'T TTM-E:
D 0 C U M i" t T" N Ui'' K-: c£ 3
nonr? r.T I--TF;
N'JMEZR C- PfiSEE:
fillfHO?':
C CiM^ fi.MY / P.GE.'JCT Y:
..v.Cif'JFrrv'T:
DG-TUriEN'T TYPE:
DOCUMENT MUMPER;
D.'JCI IKFNT DATE :
NUMBER OF PAGES;
OUT HOP :
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
            .1.
      08/£'0/70
      005
      Jam Bio
*»• w1 / t— '.' r r *.'
005
J a m t & 3 n,  B r- o 1 o g 3 s t,  ?• u b c- u r t £• c: e D: s DC s f* i1
Section
~e>«£  Witer Duality  En^rc'
D : c I- W!"' i T t i r.g t I/.TI , D i rect or,  F i e 1 d
Opf?»'?t J C'TiE5  Te>>cts Wff«i-er C'U£-,lity Bo^rd
Memor?nd|irii and Attachment B
K'i.'i   •£h€--rid?n L"'j f..po£c*3. £>ervice,  Inc.  anr!
t~ie operi^lion of  pr-rnutted cisposal pon.-l
:n northwest Ht?rnp£itead, TX
      005
      EcJ
      U. C.  E-IPH Ret^iOM V)
      U.S.  EPft Reg 3 on VI Sate?  F 13 es
      Site- Locs
      Pc-tent i&l HarcM-doui: W^rte  Site Lops  for
      Sh*?r- id *o Disposal Sc-?fv ice  site
      05/05/60
      013
      Torn Keern&,  Erivironrnental  G'Lif»)ity
      Sp£5cic»J ist
      Tc-'Xets Department of U'ater-  Resources
      U.S.  EPfl Region VI Site  Files
      Site Inspectiori Report
      Potential Hazardous Waste  site Site
      I lit poet ion  Report for Eheriden Di&pesal
      Service

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SITE NOME:
SITE NUMBER:
                   ADMINISTRATIVE RECORD  INDEX

                                F
SHERIDAN  DISPOSAL. SERVICE
TXD
DOCUMENT  NUMBER:
iHJCUt'-'EKT  DATE:
NUMBER OF PAGES:
f-il/rnPF.1:
c:GM-'Arjv/HGEr,c:v.:
M: UP IK NT:
      f

DDtl'JKEf-'T  TYPE:
        JT  TITLE:
OOiT.'
Thorii
Aq'i«
Grc-f-
Regi
C.-:«rr
Samp
rDCt?
5 -ie r
• n H
           as C.  faeo'f ord
            Chew  Latoratoneu,  Inc.
           ndyke  Trc-rifc porter : on r i cs i  Res u H s
           le- lo^r'it ^ f ict ior'i :   Pit & - top «,e.riip'c?
           Jvfd 07/i^/f; j ,  nnelysif: U1:-  07385 for
           id an Disposal- Service Superfi.incl site,
           i-nti !:• t-'PCi.  '! •',
DDCUMEWT  NUMPE
! ':.'•' •!..• 'ILK"!  L'STE :
N'.i^BEF 0" PAGE
r i"!".1..!'-*!:;.:,1","  TiT-
                           i-Xr:  (•!,  [.&&1  f'OjjJ Wci-iC- CC'TPpl j o
      "rer c'.s  I'C5;.1? ••tr-ii*''it  of W-ter Rc-ec-u
      LJ. E;.  E-'H  Re::io,'i  VI Site? Files
      Si. >-€ t c: yy  Df;- t?r ir . >-,at J. ovi
      pi.. '.'. Sri'i'. '.:"'!  H? '. :\i" J ;'Uri ••.' i". :: t S Ci 1 t (S f~ .'. MtV
      Etr-e*\ fe-tiy  ].>€••> t fcffiij rieti i on  fc'r Sheridan
      I.-i Hp;ir'-:' 1  iinr.'i'^e  site
DO^UKEi-JT  NUMBER:
IX if. !..ir':L'rv'T  DfrrE:
fJL^.p^?? Qr PP5ES,
AUTHOR i
RECIPIENT:
DCCL'^IMT  TYPE:
DCCUXEKT  TITLE:
      Lerry D. Wright,  Chief,  Superfund
      Enfoi'cejnfcrit Sect ion
      U.S.  EPtt ReQiun  VI
      U.S.  EPfi Reiji'-'H  VI Site? Filt?r>
      t.'O r-c> •'; (•:• yy Det errn i ni^t i on
      Pot*?''it ial  Hazardous Waste  Site Final
      5t ratfr^y Dt>tern-, iriftt j.on for  Sheridan
      Dis-fi'-'ssl Sersice site

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SITE  NOME:
BITE  NUMBER:
ADMINISTRATIVE  RECORD  INDEX

            FINAL

SHERIDAN DISPOSAL SERVICE
TX'D
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER Of-' PAGES;
AUTHf.ifv:
COM-'AN"! /Hf-jENC 1 :
K::e:iP:-EKT:
DOCUMENT TtPE:
DLCL'MEUT TITLE:
      09/:•<• c '.' r 're ei up  to t h i £  d;jt2-
                                                                    ng
CDrUMer-T NUM&FP:
}:'fir:ut'ij:NT DATE:
CDi'lr'n','1! /Hu.uivC V
RECIPIEfJT:
          TITLE
            B
      07/1L/BZ
      058
      A.1 pnc'Tist  J.  N&urt on,  Jjm Tf.ts.ley «*no A.
      Chriss. Si'fiiple? Per'sonnel
      U. S.  EPA  Reyjon V]
      Linda Kro^enbergev,  West Coast  Technical
      £• >•• ce
      Tr-sf^ic Re;.r-.^ts
      Vt*t jfin'r C'rys-i: c Traffjc. RepcTt  P?C:^.E?\ ?••:  U)
      I ...  l-'ii'-ib -  Fclc.'il  (J:'1  i\o.  Fci£70 - FJ-V".'7«  '. I>
      f,".:.. 73 - Fi:.'l'7H <'H> tv'o,  Mf"0i.)ti)  -  KF P7OO,
      Chc>in "'f  CujVC'Oy  forms No, 6— .li..'/ii?.' - t»-1 £'*•,•*';
      a n c1 «-11 a c n e d a i r t« i 11 E
DOCUMENT NUMBER:
D:Jri:t1L:NT LATE:
NUMBER Or PAGES;
nUThOf;:
COMPANY/AGENCY:
RECIPIENT;

DOCUMENT TYPE:
DOCUMENT TITLE:
     003
     Mei-ton CdJoion,  Lostricv Supervisor
     Texas Lepar4;merit of  Water Rssources
     Chief of Apprc.pr iflte  Dec t ion,  Erifortrement
     ftr>d Field  Operation?, Division
     Memorandum
     EnfC'rcrernfnt  report concerning  Sheridan
     Di'-poi-al Service,  P«rrnit Nri. 39'.")07

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SITE  NflMEr
SITE  NUMBER:
ADMINISTRATIVE RECORD INDEX

             FI K'ftL

SHERIDAN DISPOSAL  SERVICE
TXD  Ofc.c'131-347
DOCUMENT NUMBER:
DQCUI'.LfjT DftTE:
NUMBER OF  PAGES
UUTKOR:
CQniPH.'o'. 'AGENCY :
KLC: rf-'JEK'T :
DOCUMENT  TITLE:
            10
      l£/07/£}3
      OtS
      tortion  J'uncan,  FI" Hyc/rcO oq i st
      E c o i o r: y e. E n v i r o n m e n - ,  I n c.
      Dave Peters, Chief, Hazardous  Wr»Ete
      Section,  U.S.  EPfl P.~gion VI
      Mptnor c\t icj 'j.rn e nc  M t f>.che-o Re- port s
      Drilling «ni Sarnpiing  Inspection  .~epo»*i-  •.ror-
      Bher i<. ?n I13 sp-.-isa j £•=•»•• v3 re H j t €? conducl e~'
      from  July 1."- t-i'--:ni:h  Ju?> c'd1,  1 -?S3
DOCUMErJT  r.;Uf-:&i::
I'OfaJr-iFm  I>'-TtV:
NUMBER Or  PHCJE
            1 1
      0 i 6
      I.'rtvt/  Pev^vn,  Cropv,  Hc<^t»rdc".i£  Wcj-1! c? &ecrt ; on
      U. E.  EPn ,^€igion VI
      Tx-stit Nc-tt,  Cfaef^  Enforcement  section.  U. fc.
      t'C'R RtfRi'-n  VI
      ?''it.':ri':T r-i iO'.;ri  ancJ P!iiacht?o f-'iri^." yt 3 rf- /  Datft
      RW.-J'.: 1 1 --  of  -">i)",  nrounc i-ji-1 or ,  so1!,  rave*
      tv--.\or'  ««''•'::• r 3 vfci- ;..t-:;j j iivit'fiv c->-i£ .' > -s >::•??
DOCUMENT  NU,\£ER:
J)fiC.U;«inN7  DATE:
NUMBER OF PflSES :
tti.lTHr.Rr
COr-,PH.\'Y /AGENCY :
PDCUI1EW7  TYPE:
DOCUMENT  TITLE:
      Russell  Bart]PV,  Chief,  Operations  Section
      U.S.  EPA Region VI
      Larry Wrignt,  Chief,  S'uperfunc Enforcernent
      Sectic-n,  U.S.  EPA  Reijicn VI
      Memorandum anc! Att**chmcvnt£•
      The FIT  report for drillinc)  conducted  for-
      th?.' T(->-£.5-. ':c-p."2rtio&nt  of U'i-tijr RtfSjourcrej:  at
      the Sher.\c..ctri  Disposal Service site

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SITE NAME:
£>ITE NUMBER:
ADMINISTRATIVE  RECORD INDEX

            FINAL

SHERIDAN DISPOSAL  SERVICE
TXD 06£13£lf7
DOCUMENT NUMBER:
Dt.iCUMh.KT DATE:
NUMBER OF PASES:
ft! IT HDP:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TVC-EI
Doc:uMF-:rjT TITLE:
           13
     007
     Lr»rry B. Felocerr.p,  Cha: rriisr;
     Sheridan bite Steering  Cornrni tte?e
     Chsrles E.  Ne-rnjr,  Executive- Di vector-,  Texe.s
     Depart rnE?r'it  of Water Resources
     Corrpi-t'Ondfe-rics-- end Attachments
     Re-:'.'  Rt-.nkir,g  of the? Sheridan Dispose)
     5er»'3t.& <=iic-:';  c»»'i:J,  interest by the  PRP' e to
     .initiate.- f\  a rive--. L i g?t i ve study of the SII.P
     i ri.T ." i..d : ni- the dfr'/e ? c proeiil;  of £«. set irf act o»--;'
     c'o-inre- p 1 .-v,'i
DOCUMENT :,i..'Mi-:2i: :
r.'UMBEP 0:-- PAGES:
ntJT|-;t
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SITE NAME:
BITE NUMBER:
ADMINISTRATIVE RECORD  INDEX

            FIN-flL

SHERIDAN  DISPOSAL SERVICE
TXD OE>£13£:1A7
DOCUMENT  NUMBER:
DDCUMrlK"  DATE:
NUMBER OF PAGES:
RECIPIENT:
DLil.L'hlEtMT  TYPE:
DOCUMENT  TITLE:
           16
      11/05/fit
      010
      Robert  U.  Lee, 5olies'  Waste C.-omp] i
      Enforcement
      Texas Department of Water Resource's
      U.S.  EPn Region VI Site Files
      Metiiorarickuri and Attachments
      Sheridan Disposal Services;,  Inc.  lagoon
      £l'.'.c'g€' f»£r-es-sment ; So] iti w»ste rtpj stret
      No.  3?.:>07
NUMBER  0.-
O'.IFHD' :
DOCUMENT
      j1/OC/BA
      Ov .1
      Hnr.  McCI'i n3 fry
      Te^ae  Depart'i:r»n': of  Water Resources
      U.S. Ef-'A Re-y/on VI Eo.te Files
      Record of Communications
      F'.e-.1:  Cor vts-r &t"t 3 on watfi Gre?p McCcbe
      ronre.--.-ii ng PCE-. contaru net ior. at rhc;
            •/.»-. r>
DOCUMENT  NUMBER
DLiC'tJMr.MT  D.-nT:
NUMBER H--  P'PGES
DOCUMENT  TYPE :
           16
     03/11/35
     OSS
     Eryfer, W.  Daxor,, P. E. ,  Chxe~, Solid  lv«nste
     ttnd  Spill Response Section
     Texas Department,  of Water Resources
     i_?trry 3.  Ffldc?n-p,  Chairman, Sheridan C»ii ^
     Steering Committee,  fcsker & Botts
     Correspondence and Attachments
     Re:   Clot-tire of the Phc-ridsri Disposal
     Service site; Obtaining of the  TSCA permit
     prior to the actual ctart of on-nite
     constr uct i on activ i tiOH

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SITE NAME:
SITE NJKSER:
ADMINISTRATIVE RECORD  INDEX

             FINAL

SHERIDAN DISPOSAL SERVICE
TXD  Ofci'lSt'lAV
DOL'JMENT
i.>(.'f:.uhE:N7  DATE- :
NUMBER OF PAGES;
RECIPIENT:
).Of L J"':I.Vr  TVPE:
DOCUMENT  TIT,_E
            19
      00
      Kf»rthe  Mc:»- ee,  Ir, jef,  f.uper furro  Con p" is nee
      Sect ion
      1 1. S.  EPA Region V]
      L.«fi-/ Fel dcarrp,  Cn sir van,  Sheride.n Dispos
      Corr no t ter-   (Ehev idc-.r- E;.te  Bteer-ang
      Cofiim^ tec >
      Cc't rer. p:"-iC3£:'fic.-e
      Re? :   Technice5! lan'.ie-.. Tn?t  will  re-quire /i
      f" if i: [ ' '1 ' r'i ?r (r tj CC- 'i' C ' I* fi V '.! r' 1' t"' r.1 r  t'l ^ D 0 1' 3 cV "t J O t'l C
      rc-.-c; /. .-'cJ ; ri^ c 1 o ;= • ! i" i-;  of the Ine^iclsn Disposs
!• .1' I'".:.::"  r--iTi:r
• '•'.'•'''Bfi.f'\ ~'r  PAGES;
f.f •'•',£. ;M-I , A-L.rir-.'C ; :
I*!'": i:^-NT  TITLFT:
      G)-c?y  Mcfrvbe:-,  Reirc-c.' •• al Project hers? per-,
      Si/.p^rf 'i'-iCj Con pi •• -.ncre? Sect ion
      Li. S.  FPf-i r.V Li •"•''•' v^
                             ".i » c • £ L n g i rier r J n c
                  .iric'i'-.v a«.-E-fjS5:''r.ent of  tne
      c^cJc.J : t ioni< 1  inforr.iat ion and sampling
      i' •. •!  the? f.-h£-T idc^n D .\5ipofoc-l  t-trvice r:
     l-iCNT  NUMBER!
            £1
NUMPER OF  PACES i
Pi 17 HP R :
C^.P^Ti/KGEV/Vs
Hr.CJPlEf.'T:
      uNT  TYPE:
     l^r.T  TITLE:
      004
      Keith  Bradley,  FJ7  Rerjiona]  Project OffJc-f-r
      U. S. EPA Roy ion VI
      Earths M.  McKeo, Chi&f, Super fund
      Compliance Section,  U.S.  EPA Region VI
      Samp] i nij In=psction Report
      F-"IT report rt/cj Ar-ding HN-i  results ana  Otln
                         5»i te

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SITE NAME:
SITE NUMBER:
ADMINISTRATIVE RECORD  INDEX

            FINAL

SHERIDAN DISPOSAL SERVICE
TXD
DOCUMENT NUMBER,'
J'H"i(,UMrNT DATE:
NUMBER  OF PAGES!
AUTHOR:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
     cir.
OS/01/65
057
Perm is L.  Cr>puvo, C. E. P. ..  Feroor Pr
Manager
Resource  Engineering,  Inc.
Greg MrC«be,  Superfunc Enforcement
Compliance Section, U.S.  EPrt Region
C o •'• r e » p o n d e n c e a n c A 1 1 a c h o d R s> p o r t
R £•-• t  •(."• c i p 3. t- £r o f the C'Uet  tfie ?ri«?r i
Disposal  £'/.T~ v a '.•£? site
                                                             ject
                                            VI
DOCUMENT NUMBER
        T DrtTE:
        OP PACEii
HI.HKOR:
TO! iPnNY/AGENCY :
     Jofet-'  G.  Rodr s p upr
     •J. S.  EPA Reg ion  VI
     L'. L.  «."»"• A fvepion  Vj  5:tt? Fiie-s
     B i t e  I n s p e c: t i o r.  Report
     "V...&1.' •:•>' tht- £ .11 c-  i n?-f;er. t i on  re-port for
     Sneridan Disposal S&rvice  site,  near the
     ?: PC, 2 oil f?iver
DOCUMENT NUMBER
I.jOC.U:iEW7 DATE:
f-.UMBER  OF rflSES
RECIPIENT:

DOCUMENT TYPE:
Di:CUhn,'7 TITLE:
     OS/07/85
     00£'
     Gregory D.  McCc»b&,  Super-fund  Compliance
     Sect ion
     U. S.  EPA Rep ion  VI
     Dennis Caputo, Senior Project Manager,
     Rfcsoui- ce Erigifisffring
     Cor respondence
     Cornrrifnts on th&  ree\'cO uat ion  of prel j'nu nc t y
     a s c e s s m e n t o n a d d111ona 1 in forma 11on and
     r.:. mpj j nt4 for thfe1 Sfier i dv-n D.. £pi:«~.c
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SITE  NOME:
SITE  NUMBER:
ADMINISTRATIVE RECORD INDEX

            F1 NAL

SHERIDAN DISPOSAL  SERVICE
TXD 0&c'13
DOCUMENT NUMBER:
r.iOCUKLN'7 DftTE:
NUMBER  OF PAGES:
ft'JThDf- :
RECIPIENT:

DOCUMENT TYPE:
DOfL'MENT TITLE:
     06/£0/85
     00£
     Robert G. Forrest,  Chief,  Office- of DuaJity
     Assurance
     U. S.  EPA Rep ion  VI
     Martha McKee,  Chief,  Si.iperfi.ind Compliance
     Section,  U.S.  EPA Region VI
     Memorandum
     Re:   Conditional  approval  of  the duality
     Ass'irancf Project Plan for Sheridan
     I'\:'-'-•<:• '-ri 3  ^ei-\ico  site
DOCUMENT NUME-'EP
r/OCUhiE'JT D3TE:
r DUMBER  OF PAGES;
RECIPIENT:

r.-f-CL:r--.Er-JT T'.PE:
l'r.ir.L)r.,F.'JT TJ'FLE:
      Of;/30/85
      Oc'l
      Bt j: f f  Ent^
      Renource Engineering,  Inc.  for the Sheridan
      £ ? r e f.t ei-.-r i nt'  Cornm:. 11 e-e-
      U.S.  EPH Region VI Site Files / Texas
      Pe-part fufnt of  Wat Hf'-i[,'eoloy j r Invest i get ion p]^ri •"•'•:• r-
      vne Sheridan Disposal  Service Field
      Hr.-t i vj t j us
DOCUMENT NUMBER:
JinCUMFNT E'ftTE:
NUMBER  OF PAGES:
RECIPIENT:

DOCUMENT TYPE:
r.'Of.UMETK'T TITLE
           i.: i
     09/13/B5
     038
     Deu n in L.  C c- p u -t o,  C. E. P. ,  T. e- n \ o r P r- c j e c t
     Mana.ger
     Resource? Enpirieeri.nc;, Inc.
     6rea  McCebe, Superfund Enforc^msnt
     Cornp] is net? Section,  U.S.  EPfi Region VI
     Correspondence  and Attached  Report
     Tht? fiampJing and fins3y«:i& Ple~n for
     In/e.-;t i gat ions  o4" Clari£.tfc»i a'-ea ^t the Shet idan
     Disposal Service site located near'
     h'*?rn|: £,i c-ar.1, TX

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SITE NOME:
SITE NUMBER:
fcDN 1N15T RAT ] Vt£ RECCRD  I NL>E X

            FINAL

SHERIDAN  DISPOSAL SERVICE
TXD 0£.£13c']47
DOCUMENT  NUMBER:
DDCUMEN'r  DATE:
NUMBER  OF PAGES:
(•'•lUTKGF-;:

UJMPAN". /A&E.NCY:
RECIPIENT:
DDCUKENf  TYPE:
DOCUMENT  TITu.K:
           £8
     09/£0/85
     001
     fcreg  Me/Cabe, Super fund Enforcement  trench,
     Comp1iance Section
     U. S.  EPA Reg 3 on VJ
     U.S.  EPA Region VI  Site Filer,
     Recore  of Communication
     Re:   Conversation  with John Bins  of REI,
     concer-n3 riiji berre 1 H  on—s : t e> cc-r.t s j niny
     unl< r.own s ub=,t encc-s
DOCUMENT  NLJilBcP
JinCUML'KT  DATE:
NUMBEF-  OF PAGES
Chi'U'V/N V:
"EC I PIE! NT:
:\.!i u:nf:\T  TYPE:
DOCUMENT  TITLE:
           £3
     Ou 1
     &rerj  frc/Cabe, Rem&d3£>l  Project  Manager,
     S'ipcif-fi.'.nd Enforcement  Section
     U. S.  EPA Region  VI
     U.S.  EC'P Region  VI  Site Files
     Re-cord of Ccimmi."!iCt:t ior.s
     Conversation witn  David Eisner,  aide to
     Conyr-f-.'Hrifi.M'i EIVI-P.no/ r-egai-aing  tfi» upcon-o r.y
     visit  by fl£«ssr.  Feldc-amp s,nd Cr-pnuo, to
     i.-'.i-iL;reuu r.i n buee-ney't-  c>ffjc:-e
DOCUMENT  NUMBER:
DOCUMENT  DOTE:
NUMBER  0'-v PAGES:
A'J'iHOP:

COMPftNY/ftGENCY:
RECIPIENT:

DOCUMENT  TYPE:
UDCUMENT  TITLE:
           30
      10/11/65
      003
      Greg  McC&L-s, Super fund ErcP orcement
      Compliance Sectiori
      U. E.  EPf-l Region  VI
      Dennis Caputo, C. E. P. ,  Senior  Project
      M'-nfcier,  P\e«;ourc£? lEnginecring
      Correspondence
      R(?:   EPA's review of the Hydrogeologic
      Invest igi?t ii:in Plan  for the  Sheridan
      D'. *-f'C'&a]  f-.£?rvicc:- «• 31 e

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SITE NOME:
SITE NUMBER:
ADMINISTRATIVE  RECORD  INDEX

            FINAL

SHERIDAN DISPOSAL SERVICE
TXD 06£13£J47
DOCUMENT NUMBER:
DLO.lME.NT DATE:
NUMBER 0^ PAGES:
COMPAQ /A&ENCY:
RECIPIENT:

DOCUMENT TVPE:
LH.O :M:. rr TJTLE
           31
      10/24/65
      O07
      Dennis L.  Cspi.it o,  C. E.
      Re-RC'ur ct?  Em; 3 neer 3 ng ,  J nc .
      Greg McCc-be,  Super-fund Enforcement
      Compliance Section,  U.S.  EPA Region  VI
      Correspondence1 and  Attachments
      Fe^porif e  to Mr. MrrHaliis'c letter of October
      11,  1985,  regr.--d.ing the Hydv-ogoolog i c
      T ri%-'c-':;-c 3 Cjt'l 3 '••>'! PJrin  fot  5herjOfr.n DiEpos-eJ
i>nr:'.iMt:f.'7 DATE'
fj.jr^E- C:r PAEv
AUTHOR:
xrr ' f- ; ENT :
DO':urCi\'T TYPE:
' 'r.'f ''.' .;.'fv"" " •' Ti. F.
      Tnriinss D.  Br-i&t,'?.n,  Der;". Fropram Mener-e-r
      P'lannino  Fesear-c'h  C'r-rporct ion
      C^-ei, McCrbfc-.  U. C.  E'Ti rvt-pion VI
      C'-irrc~poricence ^ncl Attached  Pc-por-;
      Irc-fl F'cpc'ft  c?!il3tj£-C) "Shtr 3 dc'-n t :r.^':>!.i^.'i
      S »•'•• v i r: £• t=  Cite, S ? rn p i i n g ? n cJ  A n«»1 y s'. s  P: 1 ;"> n,
      T :.•>:•'i n ' C'r' 5  F
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SITE NOME I
SITE NUMBER:
ADM 3. NISTRflT1 VE RECQRD 1NDLX

             FI NAIL

SHERIDAN DISPOSAL  SERVICE
TXD  06£13c.'147
DOCUMENT NUMBER
DOriJMt NT DATE :
NUMBER OF-'  PPSE5
COMPANY /A&ENCY:
RECIPIENT:

DOCUMENT TYPE:
  ClJi'-rWT TITLE:
           34
      1.1 /CM/85
      004
      Dennis  L.  Cst-i.to.  C. F£. P.,  Senior Project
      Manager-
      Resource? F.nn 3 neer 3 ni:i,  Inc.
      Larry Rexr-oat,  Remedial  Project  Manager,
      Li. 5. EPfi Region V]
      Corrf'i'.p C'fi'-.'fince  3nrj Attachments
      f-'v:   ffs-i r-ndti-nl s to the  EPA' E  rev.iei.1  of the
      [• f>:; i p 11 ft g f- P i -i a 1 y sis P; S n for  t n e £ :i t? r a d « n
      r 3. rt>c-s-< ]  £•«=• v v 3 r.-t.- £-3 i e
J.)f.ifM.!"1i:N'; IlnTrV:
N U N B H R C F  P A G? il S :
                        Jc'f.n  I. ;t.r._  ?.i-:-n. c r f':-:.i€C't  £" r>g sneer
                        Fe»o"irc.-e Eng i riser i nq
                        Lot'r-y Ft/rcr-t..  Rprn=c?:5?. Project Mftn
                        ?: iipcrr •Tu-'id Enf ofeeMpnt  Sertio^i.  U.S.  FPft
J':..•!. LM.: NT TTTi-E:
      C. o r re.- :-. 't: :> ' •:: :• *i-~. ~
      f'. t? :   I.1 •"• \ s 5 •: • \. ' rii r- n t  o f c« r i  F n d £• n y s r rn £-? n t
      ft ^ s fe 3: i: fr.e r. t r" u r  'L n eric a n ,  i n s u p P "-1 ft  of
      F!e'riH/ci 3 e 1  Irjvefet i iie>t ion  that w«s aorie
DOCUMErJ" NUMBER:
DDC:UI-;::KT I-ATE:
NLIKBER Oh- PAGES:
n:.l-,'KC.'P:
COMPANY /AGENCY:
DOCUMENT TYPE :
DOCUMEr,'" TITLE:
            36
      .'.3/OC./B5
      009
      H«>Ty  C.  Dc'ny,  Jr., Hydrog^oloRist
      Jacobh Eng irioering Group, Inc.
      Larry  Re/:ro?v,  Rcinedia)  Project Manager
      U. S.  EPA- Region VI
      Corresponderice and Attached  Report
      F;:e:   R cJ.-aft  of the Site Safety Plan fo
      5itf?  fie t ivi t .'€.•£ r»+. the Bfit?rid£in Di&posa
      Service site,  in He.np'-Tl't?*^,  TX

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SITE: NAME:
BITE NUMBER:
flDMINISTRATIVE  RECORD  INDEX

            FINAL

SHERIDftN DISPOSAL SERVICE
TXP  0£.c'13c'l'+7
DOCUMENT NUMBER:
nCiCUttDviT DATE:
NUMBER OF PfiGES:
(CjrHDf<:
C CJ '•'* i-' H ' v / / A 5 £ i J I." T :
RI..I. If3 EN" :
DnCLif'-c-NT TtPE:
LDL'iiKCfJT TITLE:
           37
      31/08/85
      035
      Larry B.  Fe3c:camp,  Chai1
      Sheridan  Site Committee
      The Konora.b3 e Mar.  Sweeney, Conpre&&man   i
      Correspondence? and  flttached  Report
      Written an^-we-rs, to  questions  received from
      Cong.-Oa^m^r, Swpe-ne;. ' s office  related to the?
      Shfe-i it:=-n  I'lr-posal  Lite
DOCUMENT NUMBER
DCif.l.'Mc.fv'T DATE:
fJU"1S£F OF ^'HGu?
(if ''i hOP:
RECIPIENT:
           36
      l.cffy Wr i t'i"i\ ,  Rerueci j «< 3  f-'rojfcct  f'Ua.c.c «•••.,
      S .. '. p sr-f'.i r -i cJ  E n force r,i e n t  S e? c 1 1 o n
      1.:. T...  f£PH  "er,: c.n ^ 1
      D'-ians Sheridan,  Sheridan Disposal Service
      Corr es p!-'> 'ne^cfi-
      Pe;:  fir'.  F-''it?-' id-,n' s.  ifiLjijiry concr-c-rning
      futf-e use or disposal  of  equipment
      f . . T r .? •• • .1 .-  '. i s t? d to t r • t.- a t .  j:- 1 o re,  o , • c ; \ s p o := e
      • • r  h r- r ar c1 out  c '.i t-c "I ? nc tjs
DDC'JiMXT NUMBER
rDCUML'.NT D3TE:
r:jMBER OF PPGES
DOCUMENT TYPE:
J.'OC.UM[r.K'T TITLE:
      001
      "A af f
      U.S.  EPfl  Ren ion VI
      U.S.  EPf-1  Rep 3 on VI  Bite? F.ijf
      List of Meeting fittendeei>
      Li&t c-f attendees et  Sheridan E:le Mc-et j
      held l£/l^-/a5 in Washington,  D. C.

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SITE  NONE:
SITE  NUMtTR:
ADMINISTRATIVE  RECORD  INDEX

            FINAL

SHERIDAN DISPOSAL SERVICE
TXD
DOCUMENT NUMBER:
rn.iUJMtNT DATE:
NUMBER OF PAGES:
AJ7HOR:
RECIPIENT:
     MENT Ti'PE:
j,'0;,ur:£K7 TITLE
           40
      coir:
      Lcvrry D.  Wright, F.E. ,  Chit-f..  S-jperf Line
      Enforcement  Sect ion
      U. E..  Ef-'A  Region  VI
      BOG Kan-'iesseh lager,  Cf.ief,  Supt-rfur.rf
      Enforcement  Branch,  U. E. EPA Reg: on  VI
      Trip Report
                           ivv, rvr.c?  Potent, a c.l iy
                                                 has
                        I r-i . si-t :. c:  St u.dy sctivitie:
                        a*  the  J.f.&r : ds-fi !"•..'•> 5'.'5ff-l Service site
DOCUMENT i.'UMfEF
j-ui-ruf-.n^r DH'FP.
NJMDrR OF PHbZ
f '.I.!': HO =;;
      ic/::--: /fir.
      01 8
      Lf-ir r->' I-:.  F€>!ioce'np,  Chsirrnsri
      cjr-;e,-id?.-i  Site Stecri/ig Committee?,
      Lot 1 =
      D;c'-  »'': i't t : riL;t on,  Re 13 :• oru\3 f-idnuriist rfU :>r ,
      U.S.  E-:PM  Reg i or.  V!
      Lc>r r&J-pcTides .re c\»icr.  f>tj SfrtiritM-it &
      Re:  Suggested changes to  the  newsletter on
      the brier 30an Djcpossl Ct-rvice  site
DOCUMENT NUMBER:
]jn(.:U«i:k!T DATE:
fiUIBER OF PAGES:
AUTHOR:
COMPANY /P.3ENCY:
DOCUMENT TYPE:":
DOCUMENT TITLFI:
      01/02/B6
      CIS
      Mark J. Le-.r-son,  Hyc'rogeologict
      Jacobs  Enginearing Group,  Inc.
      Lcirry Rexr-:>;.\,. Env; r-onrnental Scientist,
      U.S. EPA  Region  V!
      C'orTfc-rpr.ndencrD end Attachments
      Re?:  "Region?! office.-"  file copies of
      orge'm:c.£  pnd  3 not tit'.ni ct;  traffic rep-r.rtfe
      f-f-'-.m ssniple splits collected «t Sheridan
      l>.i i- pc * fee* 1  Service  site

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SITE NOME:
BITE NUMBER:
ftUMIWSTRATIVE RECORD INDEX

             FINftL

SHERIDflN DISPOSAL  SERVICE
TXD  Ot.213.tJ 4 7
DOCUMENT  NUMBER;
DOCUF'-.ENT  DnTE:
NUMBER OF PflGES:
RECIPIENT:
       iJT  TrPE:
DOCUMENT  TITLE:
      01 /le
      O'"'l
      fc'Sf't t y  Wi 1 J : i.imson,  Cor:irm.i''i; t y  *'**! st i on:;.
      Li. S. EPA kericin VI
      Dick Whitt ingtor / Fran Pnillips, tJ. S.  t.f'n
      R&Eji'.-n  Vj
      R e c o r d  o f C o n: m M r 1 1 c a 1 1 o ri r>
      Kr-:  C. r 3 .'  t •:• L?rr-y Feldcernp  to d: scrubs EP-'-t
      c •::> rr. m •.• r, a t v  r t? 1 =• t i u o s  see n a r i o
DOCUKEHT
r»rir.; 'M-: t r
NUMBER OF
nUTHOR:
 .'   I'1  >.!T
      L ft r r y  &.  F-1? ] D r. & in p,  C. fi e ? t' rr i» ri
      Snsrad^r- ?,i73  St&eri/ir:  Committee,
      Bot t s
      P;c!' Whit t Di^t r-:-i,  c;epionr'i f-icr'm t n; 11 r etor,
      U. S. KPn F;.e?r~on  VI
      C. if >• t^r- p'-TicJf?rifre  cTir- Pt i ^climent s
      Fir- :  Upa'-'5. i;-'J E-'fii i- ^ ronnt.  n^;.'C.fb used  by
      Conprtf U! 'iisn C-wG-feney oufi.rip h:.r p>-e?r:!T
      coi'if e.-r i-rice ht.'ld  un Fehri'^r/  1 7, .".?^CC
      ("cn'ifL-rr'j nrj i he  Cheriosn  Dx«. po&sl Service-
      Site in Hemprteaci,  TX
Dl.lCiJilL NT PflTE:
NLJMtEr? OF  PfiGES:
fitlTHOR:
COMPRKY/AGEMCY:
      'NT TYPE
      'M'l T3Ti
      RichcTd  J.  Br-ef-r,  Envirormie-ital Coordinator
      Exxon  Chemical  ftncjricas
      ftntfiony  L.  Er rtiner,  Rc?rr£?c:iel  Project
      Manager,  S'.iperfund Enforcement Section,
      !.l. S.  fc'Pf-i R-i-Ljion VJ
      CorrtJs-pondtjnre  ^r-:d PttachMeots
      F\o :   E >. xon Chem i c rO E  corop ] et eel
      quest iorinaire concerning the  production of
      ri.vt r-r ift.1 K n=. ing £, 4, ?-TCP;  end i nf or mat : on
      regarding t"ie:-i-" wsste disposal practices

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SITE  NOME:
BITE:  NUMBER:
flDMINISTRATIVE  RECORD INDEX

            FIK'fcL

SHERIDAN DISPOSAL  SERVICE
7XD
DOCUMENT NUMBER:
UDLUMENT DiT;E:
NUMBER OF PASES:
DOCUMENT TYPE:
r;nci.'fit:NT TITLE:
           46
     04/OA/&6
     033
     L t f-' f f Co n c 1.131 s r11 r»
     Plor'inif'ig Resect re h Corpore\t ion
     U. S.  EPf-! Re-gaon  VJ
     Draft Report
     £hfrncan DiEpc-s?) Services Site Well
     Installation  and Sediment  Sampling
Li'f '..'ML' NT  i:>K7f;-?
NUMZ-ER  OF PAGES
RECIPIENT:
    riEiVT  7JT1.E
                                             Cnerr.ast,  Envj.T--c.-•< M. f*.cKe?£-.  Chief,  9'ipftrfunc)
     Cor.Tjl 3 f.nc-«? Bectac-n, U.S.  EC'K F?epion VI
     Wernor-andi-irf and ftttechec  Report
     ?•;£•:   Air I.TM;- 1 ) np results- fc-f  trie  3Ser
     Di£?po3i-l Jiervice s^ite
HPI..I.IK11NT
NUKDZR OF PAGES'
COMPPNY/flSENCY:
rx.TClPJEWT:
DOCUME.NT TYPE:
J)0(..IJMENT TITLE:
     001
     Lerry Rfc»;roct  Rem^di^l  Project hfr.agt?r anr'
     Larry Wright,  P. E. , Chief,  Super-fund
     F1 if or Cfc-iiicJi it  Sfi-r-t i on
     U.S.  EPfi  Region VI
     U.S.  fcT'fl  Rc:-yjO!. VI Site Files
     Record ef Cowmunics t i on
     Re:   Conversation with  Larry FeJdcamp, of
     the  Sheridan Sitt? Commit tee concerr.int
     pjOEr-Jble  j ssurc*nc-e- of an fldrr.inist r-ctt i ve
     Order for the  Source? Control PI/FS,  and the
             eil s-r  RI/FB

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SITE NAME:
BITE NUMBER:
                  ADMINISTRATIVE RECORD INDEX

                              FINAL

                  SHERIDAN  DISPOSAL  SERVICE
                  TXD 0£,£13c'147
DDCL'MEKT NUMBER:
i; n CLIME: NT DATE:
NUMBER CF PAGES:
P.uTMCJf-1:
RECIPIENT:

DOCUMENT TYPE :
        'T TITLE:
                             43
                       06/OL/et.
                       001
                       Ruth  L.  Irr-fielj,  Rerneflj e 1  Projert  Mt'.napf.>  ,
                       Superf urid Enforcement  Section
                       U. £.  EPA Rc-i|3on VI
                       Bob  Heionessch ledger, Chief,  Superfurn"!
                       Enforcement  Branch, U.S.  EPA Ret1 ion VI
                       Mew or .-.  EKH
                        Fr-p. ion VJ
                       Re:   A: iec's  reft-rrel of it's re?r»:>n=p to
                       EPA* s 104 (e)  Notice Letter,  to  the Sheridan
                       L ? t (? Si a-pr i -i ir- T'ornr-i 3 1 1 C?G?
DOCUMENT NUMBER:
DfJf;.L!-:L"N'T DnTE:
NUMBER Or PAGES:
A'.iTHDR:
CQMPAN'i/AGENCTV :
RECIPIENT:
rOCLJKEi\'T TYPE:
I-r-lMihtLNT TITLE:
                             51
                       Robert  W.  Sme-ll,  Assistant  Gerierc»l  Co
                       Bets
                       Ruth  L.  Irrc-.frj3,  Remedial  Project  M
                       Superf unt' Enforcement  Section,  U.S.  EIPA
                       Region  V]
                       C o >' r e s p -i n d c-? n t: t?
                       Re:   Be-/! r ' E referra] of  thesr re-Kponiie to
                       EPA' s 104 (e) Notice Letter,  to  the  SheridJi
                       f.-> 3 1 (-•  Si &•£-:•)• 3 ny  Co HIM 1 1 1 ec?

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SITE NAME:
SITE. NUMBER:
                 ADMINISTRATIVE RECORD  INDEX

                             FINfiL

                 SHERI DON DISPOSAL SERVICE
                 TXD OG£13£147
DOCUMENT  NUMBER:
J.«.IC..UML:NT  DftTt:
NUMBER  OF PAGES:
CDMP'fiN'Y/ AGENCY :
RECIPIENT:
DOCUMENT  TYPE:
DOCUMENT  TITLE:
                      001
                      Frederic T. Radloff.  Vice President,
                      Eric ine»enng
                      South Coast Term ana 3,  Inc.
                      Ruth L.  Israeli,  Remedial Project  Manager,
                      Superf und Enforcement  S&ct ion,  LI. £.  E^'fl
                      Region VI
                      Corrers pondence
                      South Coast Terminal  referral  of the:.xr
                      retpon=.e to EPA'E  ]0*f(e) U'oticrev Letter, t>.>
                      the-  S!-,eridrr, Site  S'. t?e"- i ng Committee
DOCUMENT  NJr-l3E
r!UMF-:E»  OF  PAGES
flUTHCJK:
RECIPIEfJT:

DOCUMEr.'T  TYPE:
                       Ob/30/SL
                       00 3
                       J. E.  Fil linger,  iiupervj. &or, Group ftccident
                       Prevent icn ?>• Occup«»t ions! Health  Stsff
                       f-irn:cc' N?t J onf> ]  5>.ipp3y Coi.^pc-riy
                       fillyr M. D?v-ar:,  Director, Hazardous Waste
                       •*1r-n-i.i«?:!ifri'iir  DJ va H 3 on,  U.E. E.Pfl  Region VI
                       Cor r^e? - ponde nee
                       Fa/:   frrr-:. orn response tci FP.V ?:  Notice
                       Letter request  for inforrnst ion  regarding
                       it't  diepoEc*! activities «=it the Sheridan
                       Disposal Service site
DOCUMENT  NUMBER:
PCO.ir'if.NT  DftTE i
NUMBER  OF PflGES:
fi'JTHDR:
COr'.PONY/flGENCY:
RE'CIPIENT:
DOCUMENT  TYPE:
JjfjCiLU'.EN'f  TITLE:
                       001
                       Peter R.  McCormacI'.,  fittorney
                       Cc'Tiieron Iron  Worlds,  Inc.
                       Ruth L.  Izr«eli,  Rfernedial Project  Officer,
                       Superfund Enforcement Section,  U.S. EPP
                       Rfcrjion VI
                       C o r r & -£ p o n d e t«.: r
                       T-'.tii   Ceimeron's  Iron Works referral  of tncj
                       response to EPfi's 104(e) Notice Letter,
                       w jt hcn.it admission of liability,  to the
                       Sheridan Site Stc-ering Committee

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SITE NOME:
SITE NUMBER:
ADMINISTRATIVE  RECORD INDEX

            FINAL

SHERIDAN DISPOSAL.  SERVICE
7XD 06£JS£J47
DOCUMENT NUMBER;
DOCUMENT DATE!:
NUMBER OF PAGES:
ftiirt-ifiFi:
COMPANY/AGENCY:
WiUPJENT:
DOCUMENT TYPE:
I.'Oa-MiYNT TJ~LE:
     07/OiE/frt
     GO 1
     fcera j ri: n~ 5art>e",  Officer  Mc-ne-nie-r
     Eltex  Chemical  £ Supply Company
     Ruth L.  3rraelj,  Fal of  the EDtex  response' to the
     Sl'ie-r ician Site  Steering Committee  for
     f.vi<-.t.,.f.vs t •: L'Pt"" £.- out.'fiv i C'r: regarding
     d'li-pos:'1. act i\ i t ie~ at tne «site
rJUMBcr" or
AJTr-'HPr
          TITLE
     07/0 £•/£'.£.
     C'C'i
     Nc??s:-r, Pi. Hmas-rer,  Vice?  Pre= : dent
     Mrjm.: :7c-'::t i!f i nn
     Ctt.-iC' F :;".'? t-'fie-fcl  Corr.pf*riy
     Pi.-th L.  Izoaeli,  Rene-dial Pro;ect
     Euper f'.mo Enf or^ernent  fce-c.1 j'_in, L1. £.  EPr-i
     Region VI
     C. or r c>;- p:'i-idfrrice
     Re:   Oteco's respor.se  to  EPA'r» request for
     in•formst ion that  is now  being handled by
     the  Sheridan Site Steering Committee
DOCUMENT NUMBER :
DOCUXL /  r-flTE:
NUMBER  OF PAGES:
fiUTHOR:
RECIPIENT:
DOCUMuNT TYPE:
r'(.if:Uf--,EN'T TITLE
     07/05/Sf.
     H. W.  Pfenning,  Vice President,
     f')?>nuf ac:t ur ing
     Mev-i r.'hem Company
     F?nth  L.  Israeli,  Remedial  Project  Mananer,
     Jr'ufsc f unri Enf orcemf.-nt  Secticin, U.S.  EPA
     Reigiofi VI
     C!' o r r e & p o n a e n c s
     Merichern's response to EPA' s request  for
     information regarding  hazardous waste-
     c:'Jspo&£<3 at the Sher i ti=-.n  Disposal  Eervace

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SITE  NAME:
SI TFT  NUMBER:
ADMINISTRATIVE  RECORD  INDEX

            FINAL

SHERIDAN DISPOSAL SERVICE
TXD  06£152147
DOCUMENT NUMBER:
DOt.UK'flNT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY /A&ENCV:
RECIPiflNT:
nr.iOi.iKEKT TVf'E:
DGCUI-ir-.NT TITLE:
           58
      07'KVfcfc
      009
      Allyn M.  Dsv3£, DJrector Hazardous W^ste
      Management
      l«. £..  E>'A  Region Vj
      Attached  List of Addressee's
      Corrrsponoence and  Art aehrnent s
      Re>:  lO^(e-)  Notice  Letts?" that was sent  to
      2:£teo c5icidre'f.5.f?s' s,  iiif orrn? ng  thtern of
      c-o«-£ ;b". e  liah.iiity  c-it, a waste  gensr'ator  c-t
      •the Bhe:>r-; dc-fi PrEpc-sf*]  E-prvice  site
l:0!ll.'''.EN"r D'VFF:
fJUMPE,1'  OF PAGER
r>r.f.i.jr-irf'T T^-'Fr
rjc:i:'•:"• JT "IT:..:?:
                                                    -•• ,
                                                        0 f f 3 ce o f
      07 /;<';/B6,
      '"•Or.1
      T h c-iiie- r; A .  F-. 3 v . 1 3 > -fr ,  A v -i c-i
      Ganerel Couri-el
      fs'L I no '.!^: t r 3 &j; .  I Y-IC: .
      Ruth L. I2r-e-ie.li,  Fie rnr-dial Projecv Officer,
      f ijp»r -f i. ncJ  Enf or-c-ernent  Section.  U. I-..  EPA
      r-.- ion V;
      C" or ren ponciF-rice
      »3:  ML Iri'j!.i-.-4;r- ie:s  resD'-mse  to RPFS' s
      request for inf c-nnat ion concerns ••![}  any
      harardous  waste dispose of et  the Sheridan
      D :. r.. p'r. s-t* 1  Ber v ice n i 1 1-
DOCUMENT NUMBER:
DDL-UKF/rn DHTE:
NUMBER OF PAGES:
AUTHOR:
I >f in WENT TYPE:
           60
      07/I A/66
      001
      I). P. Whitaker, President
      N u t r >.:' F:' r- o d L t c 15 C o r p o r a t i o i'i
      F-'uth L. Israeli, Super fund  Enf orcernerit
      Section. U.S. LPfl Region VI
      C c • r r e H p on c1 e n c (-:•
      Nutro Products Corporation  response to
      EPA's request for information regardsng
      possible disposal artivities at -che
      f-'hc-r i clan Dinpos-eil r-e»v'vice S3tc-r

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SITE NAME:
SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

            FINAL

SHERIDON DISPOSAL  SERVICE
TXD 0&£J3£)47
DOCUMENT NUMBER;
DOCUML'KT DATE:
NUMBER OF PASES:
AUTHOR:
RhC IPiE-.NT:
DOCUMENT TYPE:
D;_V. i.H'iilNT TITLE:
           Gl
     07/1^/ftt.
     001
     Nancy A. Roberts,  General  Attorney,  Law
     Depart rnent
     Unjon Pa::: fie  Railroad Company
     Ruth L.. Israeli,  Remedial  Project  Manag
     Super fund Enforcement Branch,  U.S.  EPA
     Region VI
     Co i-r (? = po no t? nee
     Union P: c  f:c  response,  on behalf  of
     M ' s --- 01 : r- 1 Ps- -. i "• i -  Fr- i 1 road ,  t o EPA ' s 1 C"+
     N' . ' t .i r. e 1. e c t c-? r .  r «? i;- a r o i n p p c i r: j;. i b 1 c?  f 1 1 , ^ a r
     wasjte dispos:'! tvy Missouri Pacific  Rni 1
     ,- 1  J,-hf- ?!??:. rjts
                                                                  er,
DOCUMENT r.;Uiii;
rril.UMEfs'T DATE
NUMPiEP  C-- PAG
    TO- r> i"
          TITLE:
     07/14/BG
     'I'01
     Den  C.  "'1c Di-i-if. 3 o,  Vice President - Lerjsl1
     A t\ d ::• f i;.:. n - C 1 a y t o n
     Ru\ f' L.  j rt'c-fc .' 3 ,  Fxe-roecJ: «J 3  P f i. •; c-. t: \ N:-uir-.ijc.T .
     Si.i^e.-rrund Enforcero-snt Section,  U.'i.  EPA
     R-:-[• j on » J
     Co*' re.-: po '-de •'«.':'?
     Anderson-ClctytCTI  referral  of their  response?
     to  EPA's request  for i r,format ion concerrang
     possible wsstcr disposal  activity, to the
     Sheridan Site  Steering  Conmjttee
DOCUMENT NUMBER:
DOCUMENT DOTE :
NUMEES  Or PAGES:
COMPANY /H5Ei4CV:
RFCJPJtNT:
DOCUMENT TYPE:
PiiK.UMELNT TITLE:
     £3
07/15/86
00 .1
    r  R.
               Buenz,  Executive  Vice? President
     Ch&fiucai Exchange? Industries,  Inc.
     Futh L.  Irr-^e'i,  Re-nif.->d i B 1  Prc.ject  Me^narjD
     Supr-rf i.md Enf orcerie.'it  Jjf-ct ion, U.S.  BIPH
     Fr-y .1 or, V.I
     C o r' r e 5 p o n d e n c e
     CX ]'£• res. pont>e to EPr;' s  ret^uest for
     infovr'.at ion r£>g?rdincj  possible hararcious
     »-.'!:;;:i e girnerc'tea at  the?  Shenoan Djsp-isi-1
     Service site

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SITE  NftME:
.SITE  NUME-'ER:
ftDMINISTRPTIVE  RECORD  INDEX

            FIN3L

SHERIDflN DISPOSAL SERVICE
TXD 06£::..3ai47
DOCUMENT NUMBER:
DOCUMENT Dft'fE:
NUMBER OF POSES;
ft'JfHOR:
RECIPIENT:
DOCUMENT TYPE:
      07/jf,/S£
      OOc!
      Df'S'id J.  Stone', fnt t orne-y and  fits irtant
      Secretary
      HuLpes Too)  Cornpftf.y
      F^i.ivh L. Israeli,  Remedial  Project Manager,
      Super-fund Enfor;:ernc-nt  E-'ranch,  U.S.  f:"Pft
      Region VI
      Corresponderic*-1
      Hi.iph{?%-C'rc"C'r/Hut her Tool r j \'i s-ion t-esTi'.'.nse
      to EPfl"a  ra^MSst  for informat ion regarding
      ;>•':  -jhOe-  w••«>*£•  t-t-i'crste-d M  t !'ie She-r
      s.ito, i.'/  the- fiff:'ii» r.1  .'i M.  D .. vie, D i (•*••.: t or, H?r,«rdous  W«*?;t p
      f.AnsLt'inic-nl: D:\isiC'ti,  U. E. EPA) Ret.:-1 'r'n V:
      d '.'f'-rei; f; oncie nee
      Hi ) ant ic— K'i c-hf ieio' s authorization  for the
      £ri£-:-idan Site Committee to  provide  EPtt wii:h
      <:,ny : nformat ion neecJed r-egcrcjj.ng haserdOMS
      waste generated at  the site, by their
      company
DOCUMENT NUMBER:
DOCUMENT DPTF:
NUMBER OF PflGES;
riLlTI-IOR:
RE C I Pi EN"':
L'CCUhD.T TVPE:
DCJCUMEr.'T TITLE
           66
      07/IB/66
      00£
      Bruce- Lee J'ernjgan,  M^n^r-er,  CERCL.O
      fic:t i v it aes
      E-ir-ou'ni ng  - Ferris:  Industries
      Ruth L.  I;:ras":i,  Rsrnsdial  Project
      puperf'.tnri Enforcement i":re r r- e £ p o r i cl & n c c
      Re:  Browning -  Ferris  Industries  respovisr
      to EPfi5 s  request  for i nf ornicvt J ori rep^rciitit:
      n-~it; c: i ^ ^ c  H ^ r- r-..-.c ,:•- ^  7) r- ^ i v ' 1 4- i ci ^- :* 4- 4- ^ ^

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BITE  NUMBER:
ADMINISTRATIVE  RECORD  INDEX

            FINftL

SHERIDAN DISPOSOL SERVICE
TXD  06£13£J47
DOCUMENT NUMBER!
JnjajMEN'T DATE:
•NUMBER CJF PAGFSi
RECIPIENT:
    i''E.\'T TVPE:
IJCCJMI ?•!!' TITLE
           67
      07/36/66
      001
      R=-3ph W. Johnson, Vic-e President,
      Ens i ronroent a 1 Af f a i rs
      Di x ..e f."hemi cc-1 Cornp£• riy
      R'lth L. Izraoii,  Remedial Project  Manager,
      Super funa  Enf orcernent  Section,  Li. .9.  LPA
      Region VI
      Cor reT-'^pC'riderice
      Dixie Cnernic:?! Company's response to EP'A1 v-
      reqi.'t = t for- in*" orr-u t i O'.'i resg^rcang
      c i:; p-<•--.--1 activity st the Sheridan
DOCUMENT rj;.i'^j:-:-F !
;:.ti.;:ij"i:LNT ::^,TE:
NL'MBEP OF PAGES!
(;UTr!OR;
COn"'^'- 1'/ I'-iC-E. 4CY :
DDTUMilf'T TYPE
      07/il/Cfc
      001
      F' ;-• r,i«j «> P h 3 ] 3 i p s.,  A s t; s t & n t F-. e g a o r a 1 C o u ri« e
      U. C.  EPn  Re.5 ion VI
      Lr o n d P n c e
     Enterprise  Transports t ion rt-Eponst* to  EPP,'s
     104(e) Notice Better  requesting i r f orrna!: ion
     regarding ET's disp'-jSo]  octovitie-: a i.  the
     SII'S tile.   Their response will  be handled
     f%, •(->-, r-. r- i •»• r.- •- ,-.r,-,r- •, J- •!• r>ci

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SITE  NAME:
SITE  NUMBER:
                  ADMiNJSTRATJVE RECORD INDEX

                              FINAL

                  SHERIDAN  DISPOSAL  SERVICE
                  TXD Ofc£13£147
DOCUMENT NUMBER:
PDCUMuNT DATE:
NUMBER  OF PAGES:
 Of'^'HrJ'i / AbENCY :
DOCUMENT TYPE :
          TITLE:
                             70
                       07/21/BC
                       002
                       Robert  J.  ftbr
                       U S X  C o r p o r a t 1 o n
                       Ruth L.  Irreeli,  Suoerfurici Er.f o
                       Br-ar.cth,  J. S.  EPA Regiofi  VI
                                            Attorney
                       USX  D:T poret ion pr-rt ici pst ic'«ri in  the-
                       Re«>pon~ e Act i v ?.t ie?= that  «r--e in proces
                       1 1 ID  Sher i OCH n  I1 3 r. potc" i  £r. rv 3 ce s 3 1 &,  ne
                       Hempstead. T.X
E-OCUN£rn Wi J. 1 ; ems
                       Gil  F i B 3 d  Rr-nt c> 1 St?v v i ce Corn jan y
                       R'.'t h  L. JsvciCJJ,  Rttfiied'-' c-1 Pro.jer.-t  Mc:ni-v
                       S '." ps -fund  Erifo^ctrfiier t  Branch, U.f..  EPA
                       F-'f •[; j CT'I VJ
                       0:3  Fr3e-3.d Rcntrl Service Co. , res.pori:-:.e t
                       E.-'iV s req-ie-31.  for inf ori.v-" i '.j
                       di'.>pci£-sl activities at  the
                       D i s pose 1 Service site
DODJKENT r.'JMPER;
Di-iCUMLK'T DATIT:
NUMBER OF PfiSZSi
ftlJTI-IOR:
COMPANY/AGENCY:
DOCUMENT TYPE:
r'DLiiMIlN'f TITLE:
                             7r:
                       oc- 1
                       Melinde 5. Will isms, Legal ftcE-istent
                       Champ i on  I rt ernat i ona 1  Corporat i on
                       RutN L. J::r .-rc-1 i,  Re-rntscia1  Project  M*M«r
                       Superf'it-d Ent'orcemcnt  Branch,  U.S.  EPA
                       Rf. L- ?T-»' V3
                       Corres pondencre
                       The  i rif or met ion request F.-CJ  through  the
                       104 ve) Notice Letter  by EPP.  regard inr-
                       f " ! i (? rii po o r i  1 n 1 1 r n e? 1 1 c.i n s 1  C o r p .  d 3 E p o s- e ]
                       activities at th= Sheridan site

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SITE NOME:
SITE NUMBER:
ADMINISTRATIVE RECORD  INDEX

            FI NflL

SHERIDRN DISPOSAL SERVICE
TXD  Ofc£J3c:J47
DOCUMENT NUMBER!
DOCUMENT DOTE:
NUMBER OF  PAGES:
P.UTHOR:
           73
          &EMC Y:
RECIPIENT:
T'Of UMfNT TVP'E :
DGCUrl:;r.T TITLE:
      07 /£
      00 1
      M. M.  Skegas.  Jr.,  Technics.'1  Msnaptr
      Env i ronrnent a. 1 ftf f a i rs
      D i a f n c - r , d  S h => rn rock
      pi.'.th L.  Israels, Remedial  Project
      Super fu no £nf orce-rnerit Section, U.S.
      Region VI
      Rt? :   Di^rrond Sl'i^rrirocP' • €?q i.i C"':t  f-ir 3 nf orro^t J ori  T-eyarriann dispose
      c«c\ i v 1 1-/ ft tu.o  Slier ' dan Dispos?! Serv\ce-
      9. .-'to tiu'j.r  he?mpr.t fr«c:,, TX
DDT'Jr.ENT TYPE:
Wiii..--1HNT TITLE
                        O'I'ti
                F(i] o\:rri-.p,
                                               cO riiic*ri
                                                                      c-
                        E-«>i-er  f.  Potts
                        f'l.r'. h i...  ]..!•<•>?.'] 3 .,  f'V?Mt'd 5 t' i  f'f- lijC'C t f'".e-fpar C-  .
                        Si.'perfurid Enf c-rcpfnent  Sc-ction,  U.S.  EPn
                        ft'j^JC'ri VJ
      Involvement of tht- PR?-1' s  listf-i-d  in
      fittachrnent fi, in  RI/FS process ;  and the?
      c.crrif:!3 tl ee' s hopes  that Ef'O will  invite-
      private par4- ' e? to undertake the dpaign
      imp.lfriK-.-nt a', ioi i of  the remedy
DOCUMEW" NUMBER:
LUCLirlllfrr DnTf.:
N'UMBZR OF PflaEE:
niJTHOR:
CC3MPA\ i / H'3L-.r JCY ;
          TITLE:
      00 1
      A] c->. S.  Kt-vr ] in
      S n e 1 1  Oil  C •::• ' i p a n y
      Ri.i-:h L.  ]rra*?jj,
      S'.iperf and  Enf or corn
      F1 ?i;j.on V]
                                             /mec': a)  P'r eject  Kana
                                            s nt  Br^ncn,  L1. 3.  EPO
      1j=.  I rrac-1 i's agreement to provide? She]]
      Oil  Company into  an *'-d 11 i coal two ueei-?

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SITE  NOME:
SITE  NUMBER:
ADMJNISTRATIVE RECORD INDEX

            FINAL

SHERIDON DISPOSAL  SERVICE
TXD 0£>£J3£J47
DDCUMFNT NUMBER:
1.IOU.H1EN7 DATE:
NUMBER  OF PAGES:
CCJMPAuY/ AGENCY:

RECIPIENT:
POCUKdU'T TYPL":
DOCUMENT TITLE:
           76
      00 1
      Stephen P.. Hat ridge,  Attorney
      Transcontinental  Gas Pipe  Line Corporation
      (Trans, co)
      Ruth L.  Israeli,  Remedial  Project Manager,
      S'.iDe-rf I.TICJ En for cement French,  U. S. EPA
      Region VI
      Cor r &•*: p rina e nee
      Tra.nsco' £ willingness to part icipste  in th
      Rl/FE process.;  and thett they're present jy
      r?-"1; ic: i ;:•?••; it -i ^  uith Lhe Site Cornuittee fi'V-
      l-"'i??r- 2 dan
    -iE^JT NUMBER:
lUlfli.'l-.EUT DATE.:
NUMBER  OF PAGES:
WJCUMCNT  TYPE:
DOCUMENT  TITLE:
           77
      07/£:."./£.iC-
      001
      Tr,.:.i:-fie*£ F. Hi-rr 3 n-C'ti,  Senior  C
      Conns? el
      P. F.  Coo'drich  Ccimpany
      Rutf.  L.  I^v.^-rrli,  Romeci 131  Project Mariager,
      Super'P'un.J Enf Circiffmsnt  E<,'c«nch,  U.S. EPA
      Rt-gi.-.n VI
      C o r r 11- p •:.• n d e r i c e
      Re:   B. F. Goodrich's involvement  as  a
      h {•.?£.»•• do us waste? cont»-: butor at the? E-herican
      Disposal Service site
DQCUKZfNT NUMBER
DtJCU.it-.tr-.r-s'T PATE :
NU^BEr?  OF PAGES
filJTHCR:
           78
COMPAQ
DOCUMENT TYPE:
rrjL'UHL'.NT TITLE:
      00 1
      W. F.  McGuire,  Manager,  Environmental
      Pr ot feet i on  Depart merit
      The  Light Company / Houston Lighting  &
      Power
      Ruth  L .  Israeli,  Super fund Enf'orcc?rnent
      Branch,  b. S.  EPA Region VI
      C o r r e 
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SITE NftME:
SITE NUMBER:
flPMlNlSTRflTlVE  RiLCC'RD  INDEX

            FINftL

SHERIDAN DISPOSAL SERVICE
TXJ)  Ofc,£13c~:147
DOCUMENT NUMBER:
DQU.ir'iL'K'T DATE:
NUMBER OF PflGES:
fit IT HOP:
           73
          TIT,_E
      OOc.1
      Ph .• i ] j. p  J.  Bs>i ernsn,  Corporate Dire-dor,
      E r i v i r .:• n m e n t a 1 ft s s u r r> r i c e
      The  I. u D>" i r o )  Corporation
      Frith L.  Izraeli,  Remedial  Project
      E M per f un;j EInf circernent Branch,  U.S.  EPfc
      Region V7
      C C'r »• f?'ti poric e nee
      Re:  Li.tbr i rol ' £• response to EPA' s  request
      for  : nTi:.rni5l: 3 on r t- g a >• c1 3 ri y  potEJtjlc*  cij tpo
      scvivitaes at the:  S?u-:
                                                                     se J1
DOCLIMEfJT NiJMc
:-f:r: :.!'••?? MT D&TE
NUMBER 0^ PftS
           80
DGCJMliNT TITLE
<.),/c
083
R. M.

Th-.
R.-ch
Eupe
Rogi
C :-.»•)•
The

EPA
the
           Helcir j cine-,  Kc-nac-er  C-ii€?im r.f< 1
          r >-• n rn e n t 3'  f-'1 r o t e? c t i o n
          &oc'dyf?r.)  T j re i Rubber  Co
           L..  i^r ?el.i.  PcTiic-.-u i c< 1  Pr ;i.;
             r'id E nf •:•)•;. i?inent E-^rarirh,
          on VI
          fc-sr oi.cjc---ift-e end  ftttachmerits
          Goodyear Tire A Rubber  Cornpany
          •itta]  '"'f inf CT-nirit ion requertec! by thr-
          regarding GT&R's disposal activities at
          Ehenc'e^r.- Di£.po-:«nj Gervj'cre Eite-
DOCUMENT NUMBER:
DOCUMENT Dr";Tf£:
NUMBER OF PAGES:
fiUTHDR:
COMPANY.-r-iGEfJCY:
RECIPIENT:
DOCUMENT TYPE:
Injf.HI'-.L.N-T TITLE:
           81
      07/£3/B6
      041
      Caro; Holland, flttorney
      Chevron U. S. ft. ,  Inc.
      Ruth L. 1 rrc'«e] i ,  R'»roe-dia]  Prciject
      Super fund  Enforcement Branch,  U. £3.
      R(T P i C'n V]
      CorressponcJence ana  ftttachments
      ChC'\-rcin' E  respc-rise  to EPft' ?: reques'
      information regarding disposal ac:t
      bv  l-.'c rrc-r.  P'et r c.) &uiii Coinp-'ny,  on-? •:•'
                                                               EPft
                                                                 ties
                                                                 v H

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SITE  NflME:
BITE  NUMBER:
flDMJNISTROTJVE RECORD INDEX

            FINfiL

SHERIDflN DISPOSAL SERVICE
TXD
DOCUMEhJT NUMBER:
DOCUMENT DftTE:
NUMBER OF PASES:
fit IT HO R:

C:(.iMPr-iryne.  Envi r-orirnevit al  Coord J rie.t or
      E.I. Du::'ont De-rJernours  ^  Company
      Ri'tr. L..  1 Ltaivli .,  f.'«-riioi.': e 1  f'ro.j'e'C-t  M&rir»per,.
      Super fund Enforcerne?nt  Branch,  U.S.  EPfl
      I\'(.M ion V."
      Correspor-aefiCts  frrJ fit tachnn-'ntr.
      Re:   Du^'ont ' fc re-i-pc-'r-t?-:.  to LPft's  request  for
      x .'i f o r rii ? v i o n t - e c_ A r u i n g  p :> -5'.:- i b 1 e a c t i v 11 y  x<';
      the Gheriuan DiE.pop.8l  Bervjce  site
DOCUMENT DftTE:
fJL'MDER OF PP.GE
ftUTHQK:
RECIPIENT:
DOCUMENT TYPE:
I'fjrUNtrv'T TITLE
      07/£A/B6
      001
      Bpenc-er  J.  Nunley,  Ai-r.-is-terit  General
      Courts* el
      Mo bay  Corpore»t ion
      Ruth L.  Israeli,  Remedial Project Manager,
      Super f 1.1 nd Enf C'tT&MSYit  Branch,  U. £. EPfl
      ReGion VI
      C c« r r c 5 p o n d t? n c c-t :• s i i 31£ at  thfr £ht:-i-: dcvri 1>3 spott^)  bf-r-s-jc
      site

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SITE  NAME:
SITE  NUMBER:
ADMINISTRATIVE RECORD  INDEX

            FINAL

SHERIDAN  DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER  OF PAGES;
AUTHOR:
COMPANY/AGENCV:
RECIPIENT:
DOCUMENT  TYPE:
WjUifibNT  TITLE:
           85
     001
           £.  Platrer, P'reeident
     Platser  Shipyard.  Inc.
     Ruth  L.  3:raeli, Remedial  Project Manager,
     Super^und Enforcement  Branch,  U.S. EPA
     Region  VI
     Correspondence-
     Rt:   tlr.  P'lc4t;:er'E reEponse to EPA' s
     reqi'.ent  for inforwation  regarding thai r
     difpofi?]  Prijvities et the Sheridan
     UiSfT'OS?!  Service r 3 1 e
DOCUKE-'-iT  MUMFZR:
DLT.i.iKtINT
r.'i;r'B£:R  CF
     '-.rNT  TYPE:
     Er.'T  T:TL.E:
                       Ruth L.  3zr«e03,  Kerned i el Project
                       J-upe-.-'f unc: Enforceriient  Section
                       U.S.  f:F''H F\'t-y i' on  V3
                       L?rry F-:.  Ft-r-ldc-aMp,  Chairman, Sheridan Site
                       -.'. c->:-f 3 r:g r:'--ro"i: tj: c-».  r-.fker f tott =
     Re r   Shpradan site cornroitter-' s letter  of
     07/5'. ''86,  submitted  in  response to EPA'?
     .1.04 (c=>)  response letter
DOCUMENT  NUMBER:
J.X.'CMJMEMT  DATE:
NUMBER  OF PAGES!
AUTHOR:
COMPANY/nS^
RECIPIENT:
DOCUMENT  TYPE:
       T  TITLE:
           87
     07/C-5/06
     001
     Gary  M.  Rcaxeri,  Associate  General Counsel
     Celanese
     Ruth  L.  Israeli, Remedial  T'roject Mflnaper-,
     Superfi.ind Enforceroent  Branch,  U.S. EPA
     Rerjion  VI
     C o r respond e vi r p
     Re:   CeO anece jnitia]  response to Ef'A's
     letlur  of June £c.',  198£,  requesting
     inforrnat iori concerninrj  ihejr ciEpC'sal
     activities at the She-icijtr/ Disposal Service
     f i 11?

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SITE NAME:
SITE NUMBER:
HDttJNJSTRATJVE RECORD  INDEX

            FINAL

SHERIDPN  DISPOSAL SERVICE
TXD OL£J3£147
DOCUMENT NUMBER:
DOCUM't: NT DAT L :
NUMBER OF
AUTHOR:
           88
RECIPIENT:
          TiT'Er
          TITLE
     07, 'if,
     00 1
     beorge R.  H&rve]l,  331,  Manager  c-f
     Environment ed  Invest a gat ions
     Vfcls i col Chemical  Corporation
     Ri.ivh  L.  Irraeli,  Remedial Project  Manag
     Superf i.:nd Enforcement Branch,  U. S.
     Re Si on VI
     Cor ret poncWice
     Re:   Ve?lsi col's  response to EPP' s
     for  infot-tnst 3 on  regards ng pot sable di spor-Sa
     pcti.'itaeu C't  the- £hcracl-:\ri Disposal Serviie
     f ) 1 f -
DOCUMZ.'JT Nj
D'.ir.i.ii'-t-rr- L;T:L:
NUMBER  OP PP.SES
D'JPJKEur  TVPE:
DOCUMENT  TITLE:
     0
     Robsrt  P".  k'eris,  Vice President  arin
     Tre='S LI -'ei
     T.H.  HE,'' 3 cult Lire  f  K'ut rav 3 on  Company, Inc.
     PuLn  L.  lLr?eli,  Rerneciai Project  Mr.nra;*',- ,
     &upei f '.md Eni'drceinerit Srfricn,  U. £.  Ef:fi
     Region  VI
     Ccn'-resporicjence  and  P.tt achrnonts.
     Re:   T.H.  fieri culture f. Nutrition Company's
     ir>,'o] vcrntnt PS-  a  Pot erit ie-3 ly  Rp.-s-pcniro ble
     Party  for the Sheridan Disposal  Service
     f: i t- e
DOCUMENT NUMBER;
DOCUI1ENT DP:TE :
NUMBER  Or PAGES i
flUTHOR:
RECIPIENT:
DOCUMENT  TYPE:
        -f  T1TLC:
           90
     07/29/fiG
     OOc.'
     U1. F.  Buchhciltr,  Er:virorimc»r.tsl  Coordinator
     Exxon Che-nucal  fimerices
     Ri.'th  L.  ]^rsc-li,  Re?r.iedac.l Project Manager ,
     S-ipe>'fun'cJ Enfor-cf-'ment Branch,  U.S.  EPfl
     Re-g 3 or, V3
     Correspondence
     Exxon response?  to EPfl ' E request for
     information regarding SDS site;  ana their
     p=,r i j c : PC-7 3 on ai  a P'ot ent la 1 3 y Res-pir-nr i blf-

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SITE  NOME:
SITE  NUMBER:
                 ADMINISTRATIVE RECORD  INDEX

                             FINAL

                 SHEPIDON DISPOSAL SERVICE
                 TXD  06£13£147
DOCUMENT NUMBER;
DOCUMENT DOTE:
NUMBER  OF PAGES;
AJTHOR:
RECIPIENT:
DOM.H'iENT  TVPE :
DOCUMENT  TITLE
                            91
                       07/30/&G
                       001
                       David M. Hayes,  Senior Environmenta3
                       Engineer
                       Crown Centra]  F'et roJeuni Corporation
                       Ruth L. Izraeli,  Remedial Pro.je?ct  Manage,',
                       Supfrfund Enf or cement Branch,  U.S.  EPA
                       Region VI
                       C o r r ev p o n d e n c e
                       Re:   Crown Central  Petroleum's
                       pc'.rt j c.-3 p=»t 3 :•"!  jn the Ehf-riOe^n  Site Steei'iny
                       CoMfri 11 -etr
                            •=),:•
J u if. i. (MfcK'T  DATE:
f - \j M 3 Lr R  0." P A 5 E
Kt.i'i t-iu1':
COMrT:' •/ T.CENCY
"•,:.(. JP'LF "r :
       v"'  TJTLE
                       001
                            isin S. Gataw^y,  President
                       Gulf Valve Company
                       F-'i.'tn L.  Jrrasla,  F-erne-d i »1 Projecw.  Ma'-isyer-,
                       SuperfuncJ Enforcement Branch,  L'. S.  EPA
                       F;e i; .1 •:•;•• V."
                       Corres pondenre
                       Re.-:  Gu'ii" Vc-Jve  Corpfieny' E reupC'n^e to EPn' £
                       request for  inf ovrnat; ion regarding  di&posal
                       activity, by  their company,  at  tne Sheridan
                       Disposal Service site
DOCUMCiJT  NUMBER:
NUMBER  OF PAGES:
niJTHOR:
COMPflNY/flGENCV:
RECIPIENT:
1'CK.l.1. :L'r/:
          TYPE
          TT
     93
07/i".3 /Be,
00£
fi. E'. Kriipht,  Vice F'reEJrient,  Safety
Groenayke Transport,  Inc.
Rutfi L.  Jrr^eli,  Remedial  F'roject Mt».nager,
Superfunc! Enforcement  Branch,  U. S. EPA
Reci ion V]
C o r r e £ p o n d e n c e
Re:  troefidyt-e Transport's response?  to
EPA's  request for information pertair.inr; to
poK-fr-ib] e  disposa] acl3v:tiess at the
Sheridan  Disposal Service  site

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SITE  NftMFI:
SITE  NUMBER?
                  ADMINISTRATIVE  RECORD  INDEX

                              F I NW
SHERIDAN DISPOSAL SERVICE
TXD
DOCUMENT NUMBER:
IXHCUME-.kT DATE:
NUMEfER OF PASES:
AUTHOR:
DOCUMENT TYPE:
M:-f..UMtrx-7 T17LL:
      OB/O;
      oo i
      D. K.
    1  I nd us t r i e-a
Ruth L.  Jrraeli,  Rprnediel  Project  Mpnsrj
S'jpe^f und Eriforcernent tran^n, U. S.  EPn
Rp'ifiri V]
    os po rid eric-e
     -Jih&r : crn £o t £• Bteerinc: Coriirnj.ttee' s
    i i ng of W>at^'r» Industries response
    r.  C3'.!fc£.i i c-ri£  re- yard 3 ny  trieir  3 rivo) vet
    'lit:  i '. t 6
      Cor
      R£?:
                                                                    to
rOCUMEXT NUMBER
Df'f.l.iME?-.'T DftTC:
NUM?EP OF
P:..ITHDr<:
Ni I" if'J i.'fj'T :
DOCUMENT TYPE:
1 ;-•;;• iMr.-.'T T3T_C:
      PI"I« 11 i ve  ™e
      f-'iith L.  Jnrc'fc'J.i,  RfrMCc1 :• c- 3  Pro le-ct [.iffjce-;--
      Einperfnrid Fnforcremerit Er^roh,  U.S.  EPft
      F-fiMDC-r. VJ
      Cor res pond ne ce a nd  fit"; schrne i'it s
      Re-1  Mi.  Int.,je3h'r.  re^ronep  to EJ-'Ai's
      request  for inforp?!ion  regarding Positive
      Ffc>f-'d' & irivcilverotnt  at the  Sheridan
      Service  site
DOCUMENT NUMBER:
r.-lJU.^'-^?-^' Df-iTE:
NUMBER OF PflOES:
RUTHOR:
 GCUi'.EM TYPE:
 l'iC:L"'i^N7 T3TLE:
      003
      Gary M.  Roweri^ flssoci«?te Ben»r£*l Counsel
      Celanose
      Ruth L.^  Israeli,  Remedial  Proje-c-t  Officer,
      Superfunc  Etiforcevnent Brench,  U.S.  EPA
      K'e R 5 on  VI
      C o r r t? = p • r'.n d e n c e
      F\e--:  Further reE-pdnji-K frciro Cl'e3c*ne&e,  to
      EPfl's  letter of  June £3, 1986, regarding
      j nf or-fo^t ion ccincernj ng the Bher 3 rein
      Discosal Service site

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SITE  NAME:
SITE  NUMBER:
ADMINISTRATIVE RECORD INDEX-

            FINAL

SHERIDAN  DISPOSAL SERVICE
TXD Ofc£J3£J47
DOCUMENT  NUMBER:
DOCUML'NT  DATE:
NUMBER  OF PAGES:
ALJTHDr::
COMPANY.'AGENCY:
RFC I PIT: N'T:

DOCUMENT  T TT-E :
DOCUMENT  TITLE:
           97
     oe/ i
     004
     Stephen  P.  Krchnis, Environment-^ a .1  Attorney
     Monssnto Company
     Al]yn  M.  Davis,  Director-,  Harerdous Waste
     Me ri a g erne nt  Division, U.S.  EPA Region VI
     Correspondence
     Monsanto' s  response to EPA' s 104 (e) letter
     dc''  ec+  07/30/86 renardi nr.|  possible liability
     as  a Potent i el ly Responsi Die Party for the
     9-!LTirir,-. DispC'Sc-J Service  site,  iti Waller
     CO'-mt    T>                      '      •
DOCUMENT  NUMBER!
DOCUMENT  DATE:
NLH'izcF?  cr PAGES;;
Do;:jxzrjT  TVPE.-
           •38
     08/3 3/86
     O'I'S
     Harold N.  Mtir,  Vice-President
     Pacific Molasses Company
     Pijth  L.  Ir!'e>eli, Remedial  P'rc'.iprt  Manapor.
     Superfunci  Erforcernent Branch,  U.S.  EPA
     t'-.-.•'_, . c-n VI
     Cor r^espondenc^e
     Pc«c.3f)c Mo]es£.e:» Cornpsny renpc-ne-e? to EP'A'E
     request  for information regardincj the
     roifipany' s  diEpoeel activities  et the
     Sheridan Disposal Service  site,  in
     Hf.-rnpstead,  TX
DOCUMENT  NUMBER:
DOCUMENT  DATE:
NUMBER  OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DCC'JN'NT  TYPE:
r-C'ri:MENT  TITLE:
           93
     00/J3/8L
     001
     C. H.  Ri.v&rc
     Shell  Oil  Company / Shell  Chemical Company
     Ruth  L.  Israeli,  Rernedial  Project M<-nag&r,
     Euperfi.ind  Er-forcersient Branch,  U.S. EPA
     Region V3
     Cor re = pondence
     Re:   Stie] 1  Oil Company's  involvement as <=•
     Potentially Responsiole P^rty at the
     5-hr-r-idan Dispo&aJ Service  site;  and
     regarding  their participation in the*
     y n Ti i C. i 1 1 -V 1 r,r-^i\-i + \  r-, f -, i, t: c_ f .-.*  4- . . - - - * -

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                 ADMINISTRATIVE RECORD INDEX
SITE NOME:
SITE NUMBER:
            FI NAL

SHERIDAN  DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT  NUMBER;
UOC-UMENT  DATE :
NUMBER  OF PASES;
          1 00
COMPANY /AGENCY :
MiCUPiENT  TVP-E:
DOCUMENT  TITLE:
     007
     H. N.  Cunro ngriariiv  III,  Attorney
     Pulley,  Cole, Poowrts (• Cunningham,
     Attorneys er-a Cous-Tiselors at Law
     Ri.it h  L.  Israeli,  Remedial Project  Ma'iager,
     Super fund Enf en-cement Br&ncn, U.S.  EPA
     Region VI
     Correspondence  and  Attachments
     C £  H Tre>n»portat .ion response to  EPA' r>
     request  f'.-r  inforrriPt : ori regaroing  their
     poss\ t.'le '.•&& of S! ericjein Disposal  Service
     r.t c^  wf. ?-tt? diEpC'sa]  site
J'Oi.UMirtvT  DSTL :
fDUMBER  OF PAGES!
/•'lij'i HOr :
DOCUMENT  TYPE:
DOCUMENT  TITLE:
                           i 0 1
     001
     Arthur J.  J. 1. eutermt-.n,  P'h, D. ,
     E n v i r o fi rn e r 1 1 e 1 E n g i n e e f i fi :j
     Dresse-r Indastr if?s,  ]r.c.
     Ruth  L, I:.r-=teli,  Rt-r.-.e-'.-i -:-.'! Pr^joc';  Mgri-a
     £.upertur-ia Er.f :n-t:-£-->riient tfe-rich,  U. B.  EPA
     R^g ion VI
     DI's response to  EPA' s request  for
     iriforrca-t ion regarding di spot-el  ertivi
     at  the SDS siite;  and,  also aboi.it  the:. r
     becor-'i ng a foorober of the site committee
DOCUMENT NUMBER:
DDCUI'irrJT DATE :
NUMBER  OF PAGES:
AUTHOR:
RECIP.:EM~:
DOfUMENT TYPE:
DOCUMENT TITLE:
          10£
      oe/i-e/ee
      029
      Jemes,  E.  Colern?n,  Vice President,  Printing
      Ink Division
      vT. M.  Huber C>:it porst i on
      Ruth L.  Israeli,  Remecial Project  Manage-r,
      Super fund Errf or crenierit E'ranch,  U.S.  E^'A
      Region VI
      Correspondence and Attachments
      J.M.  Huber's  response to EPA's request for
      information regarding possible rJ i E po«-,a J

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SITE  NOME:
SITE  NUMBER:
ADMINISTRATIVE RECORD INDEX

            FINAL

SHERIDAN DISPOSAL  SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DfJfXIMEK'T DftTE:
NUMBER  OF PAGES;
r-iUTKOK1:
COMPANY
REC'TPJENT:
DOCUMENT TYPE:
J>'JLUMF_''.'T TITLE:
          103
     09/04/66
     004
     Hcu-c.-jo N.  Meier,  Vice? Pre-s: dent
     Pacific Molasses  Company
     Ruth  L.  Irraeli,  Remedial  Project M? neper,
     Sup?-rfund Enforcement Branch,  U.S. Ef-'fc
     Region VI
     Correspondence  and Attachments
     F'' €-:•:   -P  n> riQ any  pof-s j. b)«? djsposa] activity
     cit  tne 2"it.-.- ifjc'r.  Dispos'a.* Sfer\ icti site
DOCUMENT N'JMSE
          104
f rjKPK!-:-. /r.!Cs!,-C.N-
r.ECIPIIir,'"'":
j) : IJM."['T '.' rPL' :
DGC'jr'iENT TJT1.F
     ("l "1,4
     Ruth L..  Israeli,  Remedial  Project Manager,
     £>.iperfund Enforcement Section
     U. &.  EPfi Kf-rnc.n  VJ
     U.S.  EPA P e L; i o n  VI  S11 e; F i 1 e.« -.-,
     Mcitt i r.y r-;tfCfnc'c!
     rh-^ridan Disposal Service  site meeting
     ar,(vr,d,-i for tnt? 09/OD/6L c-Miifwrence field  on
     the H>drogeology Remedial  Investigation
     Rfpor-t
DOCUMENT NUMBER:
DlJC.UMil'NT DflTE:
r'L'v.EiER  Or PAGES:
ttUTHOft:
RECIPIENT:
DOCUMENT  TYPE:
DOCUMENT  TITLE:
          105
     03/OB/66
     001
     Ruth  Israeli,  Remedial Project  Manager,
     Superfund Enforcement Section
     U. S.  E-'ft Region  VI
     U.S.  EPP. Reg:.on  VI Site Files
     Rec-oro of Communicat ic>ns
     EP'A* ;5 meeting  ^ith Sheridan Site Steering
     Ccimfp 3 i t ecj,  to  dir..c:uufc the  rave nun. n
     problems vjith  Chapter 4  (hydrogeology
     rhrrpte-r) of  the  Renirdja] Invest i gat 3 on
     report

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SITE
SITE
     NAME:
     NUMBER:
ADMINISTRATIVE RECORD INDEX

            FI'v'AL

SHERIDflN  DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT  NUMBERi
DOCUMENT  DOTE;
NUMBER OF PAGES:
RUT HOP:
C 0 M P H r-J Y / H G £ fv C V :
                           1 06
DOCUMENT  TYPE:
rif.Uif'iDxT  TITLE:
                      00£
                      Ws 1 lism  P.  f-l3 ] isc-n
                      Sewell  ? Rages
                      Ruth  L,  T?r*eli, Remeo'is]  Project feri
                      Sv.perf und Enforcement Blench,  U. S. EP'fi
                      Ren i on  VI
                      COY- res pond erice
                      Re:   Pe-ppc.-r Fender 3 rit)i:  response to EPfl" s
                      request  for information coricerning possible
                      eict i vs t ?' fr& ot  the- Sher 3 dc-iri Dispose) Service
DOCUMENT  NUMBER
Mar: ;.!('•;.- NT  K-,TF: :
NUMBER OF PAGEs
fl'. ITHOR:
RECIPIENT:

nOCUMEN'T  TYPE :
);OU.''1:iNT  TJ'iLE:
                      Larry  D.  l.'right, Chief,  Suaerfund
                      £1 r P f o r c e; ro ;r n t S e c 11 o n
                      '.i. £. L'PR Rogson VI
                      Le».^ry  E.  Feiocamp, Chairman,  Sheridan  Site
                      S+. e '_• •• . r.y CC'fuin 11 V t-t., tv? ke r-  & Be-t 11.
                      Cor res ponde?nce and fit t achment »
                      Re:  Detailed coffiiiient s  on  Chapter 4 of the
                      Sheridan Disposal Service  Remedial
                           t 3.ge»t;ion  (RI) Report  dateci 07/01/66
DOCUMZNT  NUMBER
DOCUMENT  DATE:
r.'JNBZR OF PAGES
ftUTHORr
RECIPIENT:

DOCUMENT  TYPE:
r/jr.!'M:I\'T  TITLE:
                           108
                      10/£7/B6
                      041
                      Larry D.  Wright, Chief,  Super-fund
                      Enforcement Section
                      U.S.  EPft Region VI
                      Larry Feldcsmp, Chairrnsn,  Sheridan
                      Ste&riTiLj Cornms ttee,  Paker  & Botts
                      Correspondence and fitt achrnents
                      Technical review of  the Remedial
                      Investigation  (RI) submitted
                      Jih er 3 rj an P i t e Conim j 11 ee,  for
                      Disposal Service site
                                           Site?
                                                     by the
                                                     the Sheridan

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                  «DMINISTRflTIVE  RECORD  INDEX
SITE NOME:
SITE NUMBER:
                  SHERIDfiN DISPOSAL SERVICE
                  TXD 06£ 132147
DOCUMENT NUMBER:
DOLUKENT D&TE :
NUMBER OF PftGES:
Pi I iTHC.iP:
COMPKNY/PGEfJCY:
F;f-'C: PI E'-'"!":
DQD .'f'-Ei'
          TYPE:
          TJTLE:
                            103
                        ll/J£/fl£
                        415
                        T : rn f:" .  £ ) eet (-1 ,  f-tt t orne /
                        Lew Office  of  Smith  f,  Hul«»py
                        Ruth L.  IsrseJj,  Remedial F'ro.ject  Manager,
                        5 1. 1. per f LI rid Enforcement  Section,  U.S.  EF'ft
                        Ps:
resnonc'erice and  ftttechriients
  'f l~i f\ f 't e- r Int f-rnal 3 on? J  Oil Cornp-xny* =
pofiiis?  to E"'A' s  I04(e) Notice Lc?tter,  in
t-irds t •:• d i sos?).  e»r. t 3 \'3 1 ices ?t the
                          i-pon-is?  to Er-'M's  K>4(e) Notice
                          JjM-ds  t C'  d3. EPOS? 1  e»Cl t 3 \'3 t !£?£
                          •>r- .idr-.n  D: Et:'0«5l  Sfcrvicre site
R'-JT-O'-::
          V i f '•'['.
                       <:• i >:
                       Puth L.  ]rraf«]3,  Remedial Project
                       S 1. 1 p e r f • I n r. ' E n "" •.:• r c e rn e n t  S e? c t ion
                       Listed Retpo
                       C or r £.-«•. pc>ricc?ric t:1
                       Notification to various respondents thai;
                       the-/ fu-ve  b-:vf-:n 3 tsfc-rri 3 f led a.:;  c>  pottfnt ie»]
                       niernber of  the Sheridan  Disposal  Service
                       [3 ^ t e St PP r i ng  Cornrn i 1 1 ee
DCCL'":£.f 'T ""JMBEP
I:DC!»Mr:r.T DATE:
NUiC^T  :."" PnGE^
fiUT.'-JORs
COMPflfJV/PGENCY:
KLCIPICfJT:
DOCUMENT TYPE:
       :.''r TTTLE:
                            1 1 1
                       03/13/67
                       007
                       Richard H. Fuller, P. B.
                       ERM-Southwest,  Inc.
                       Ruth L.  I n r aci'13,  Rfc-rnedial Project
                       Superfur-id Enforcernent  Section,  U.S. EPrt
                       Rt.pjon VT
                       Correnpor-iderice  and fittachrnents
                       F'r el : no. nary  Sampling  ?nr! ftneiytis F'Jan fcr
                       Sheridan  Disposal Service :--ite

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SITE NOME:
SITE NUMBER:
                 ODKINISTROTIVE RECORD  INDEX

                             FINAL

                 SHERIDON DISPOSAL SERVICE
                 TXD 06£13£147
DOCUMENT  NUMEn Bate
                      Steering Committee
                      Baker ?, Botts
                      Ruth  L.  Izr^eli,  Remedial Project  Manager,
                      Superfund Enforcement  Section, U.S.  EPn
                      Rt-rjion VI
                      Correspondence and  Attachments
                      Re:   Sign&d ftdm j ni jrt rat : ve Liroer-s-  from
                      1i stec Respondent s
     ENT  NUMBER i
          DATtT:
fJJMBEF  OF PA3ES:
H .ITV-iDR;
COMMON Y/ftGErjCr:
^n: 3 PJ [:?•.'•":
DOCUMENT  T t'PE :
):•(![:uxirn  TITLE:
                      05 /£.'£/£-7
                      01 £
                      Joh>-i Fonv,  P'. E. ,  Senior Project Eric:.neer
                      ERT
                      R ut h 1 - r «f? 3 3,  Reiiir-c' i a 1  Pro j ec t M^nrger,
                      S i' p e r f LI r-i d E n f o f c s m e n t 5 e c t j. o n, U. £.  FI f:' H
                      f'f.'tji on VJ
                      Cofresponaence enc:  Httachments
                      Rt:   ft compf;r ison of  PC3; s discussion of
                      s; e* en p 13 ri y 3rf.'Ced«.ire-=  ufec-d by Resource
                      TTIMJ ruver my  ir( fiC'3(J  i^ivrM iyet ions  of
                      sludge depth
DOCUMENT  N'JME-tER:
DOCUMENT  DATE:
NUMBER  OF PAGES:
AUTHOR:

COMPAN! Y/ftSEKCY:
RECIPIENT:
UiJLLIMEfa  TYPE:
DOCUMENT  TITLE:
                           134
                      0£/03/fl7
                      107
                      Frances E.  Phi Dips,  Meting Regional
                      Odrninistrator
                      U.S.  EPA Region  V3
                      Respondents ?=  listed in Attachment 0
                      ndrnj tii-jt rat 3 v& Order-  on Consent
                      Objectives of Ord^r-  are (ft) to determine
                      the? nature/extent  of  threat if any to
                      public healtii by me^r-s of an RI  or (B) to
                      riff t e-rn i rie- t he necfe-s r. i t y f or remeo' i a 3.  act: on
                      by means of a FS

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SITE  NOME:
SITE  NUMBER:
ADMINISTRATIVE RECORD  INDEX

            FINAL

SHERI DON  DISPOSAL SERVICE
TXD 0£,£13
DOCUMENT NUMBER:
DOfJUMEiNT DATE:
NUMBER  OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT :
DGCUr-'LItJT TYPE:
rjfjf;u^i:Krr T JTL.E:
          110
     03/16/07
     003
     j&$r\ Zimmerman, P'roiect  Coor cj i nator
     Rocky Mountain Analytical LaDor£:.'.  0V' «nc; No. 3 0 were reanslvren  fc-r TD>.
DDCUMETf.'T  DP7E:
NUMBER  OF PA3ES:
H'J'rHDR:
COMPAQy'HGENCr:
1-TLJP.lK'vT:
                           119
      Rc'bert  T.  Eteuart
      Jones,  L'?\,  Es executed  by the
      property owners-^ t ^>e  Sher : clr»n' s, to provider
      FPA  a^'-f-ii-j  L o the d • ':-: pc":; e. ] sxte
DOCUMENT  NUMBER :
MJCUMCN'T  DATE:
NUMDER  OF PAGES:
nUTHOR:
RECIPIENT:
DdCUMFNT  TYPE :
DOCUMENT  TITLE:
          1 SO
     03A-:£./87
     001
     Larry  D.  Wright,  Chief,  Superfuno
     Ei'if orcre'iient Sect ion
     U. 5.  EPA Region  VI
     Larry  FeIdcamp,  Bakor f  Botts
     Corre^ pondence
     Re:   EPA'r. comments on the Groundwater
     Mi gr«?t i on Manageine-nt  Retnt d :• a 1  ) nvest i gevt ) on
     Work  Plan for the Sheridan Disposal Serviro

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SITE  NAME:
BITE  NUMBER:
ADMINISTRATIVE  RECORD INDEX

            FINAL

SHERIDAN DISPOSAL  SERVICE
TXD Ofe£.t32147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER  OF PAGES:
AUTHOR:
COMPANY/AGENCY:
DOCUMENT TYPE:
J.Vif.Ui'iiiN'l TJ7LE:
          115
      OS/13/67
      027
      M a r ^ Lars o n,  H y c J r o r- e o ] o p a F. t
      Jacobs Engineering Group,  Inc.
      Ruth L.  Israeli,  Remedial  Project  Manar-er,
      Superfund Enforcement  Section, U.S.  EP'H
      Rroyicn'i V]
      Corresporiderice and Attachrrentr.
      TI"iCj  •f'or'it fi'Cint h) y grciundwster s-arnp] ; ng
      effort performj-d ay Envirorirnem;  Reso>.ircre£)"
      fr-srifne-Merit ?•!:  the Sherioan Disposal  Service
      Site,  J*tn.i*rj  £2 ?nc  23,  1987
DOCUMENT NUMB
POr. LIMIT NT DfiTE
NUMBER  DP PAG
fiUTHQK:
DCCLJMEr.'T TYPE
      0£'/ Z t-/'B7
      019
      Mark Lfirs-ori,  Hydf-ogeci] ogist
      Js'.cot's: Ef:girier?rirr[j Group,  In
      r»uth L. Jrrr. t f
DOCUI'IENT ML'-IECR:
DOCUMENT DfiTE i
NUMBER  OF PAGES:
AUTHOR:
COMPANY /AGENCY:
RCCIPIENT:
          117
 or.i.iMEi\rr TYPE:
DOCUMENT TITLE:
      002
      Ruth L.  Ir.raeJi,  Remedial Project  Manager
      U.S. EPA  Region VI
      John L'ottere)!,  c/:< ERh-Southwest ,  Site-
      Project Manager,  Sheridan Site  Committee
      Cor-r li-cjpondonce
      Re?:  PCB  Sp-lit S?'nples,  Sludge  Sampling
      P'r-i:.c.-edi.:rc?£,  i-.na dopth  c-f coritprm nat ion of
      the soil

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                               APPENDIX D

                     TEXAS WATER COMMISSION
  . J. Wynne. HI, Chairman
'Paul Hopkins, Commissioner
 John O. Houchtns, Commissioner
Allen Befnke, Executive Director

Michael E. Field. General Counsel

Brenda W. Foster, Chief Clerk
                              December 27, 1988
     Allyn M. Davis, Ph.D.,  Director
     Hazardous Waste Management Division
     U.S. Environmental Protection Agency
     Region VI
     1445 Ross Avenue
     Dallas, Texas 75202-2733

     Re:  Sheridan Disposal Services Superfund Site
          Record of Decision

     Dear Dr. Davis:

     We have reviewed  the proposed Record of  Decision (ROD) for the
     Sheridan Disposal Services Superfund Site.  We have no objection
     to the selected remedy as described in the draft ROD attached to
     your letter of December 16, 1988.  The selected remedy requires
     the use of biotreatment followed by stabilization and capping of
     residuals.

     Sincerely,
     Allen P. Beinke
     Executive  Director

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SITE NOME:
SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 0&£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     03/31/67
     0 IE-
     Mark J.  Larson, HydrogeoJogist
     Jacobs Engineering Group, Inc.
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Re:  -Grounc/water Sampling activities et
     Sheridan Disposal Services,  Hempstead, TX
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF-' PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         1££
     04/01/87
     007
     Mark J.  Larson,  Hydrogeologist
     Jacobs Engineering Group, Inc.
     Ruth L.  Israeli,  Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Re:  Copies of the EPA Chain-of-Custody
     Records and SAS Packing List; and,
     regarding internal analysis that were
     performed with the field instruments
     employed during the sampling effort
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT?
DOCUMENT TYPE:
DOCUMENT TITLE:
         123
     04/10/67
     004
     John M.  Cotterell,  P.E.,  Project Manager
     Sheridan Site Steering Committee
     Ruth L.  Israeli,  Remedial Project Manager,
     Superfund Enforcement  Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Status- Report for 03/67;  and the sample
     results from the January and February
     sample activities

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ADMINISTRATIVE RECORD INDEX

           FINAL

SHERIDON DISPOSAL SERVICE
TXD 06213E147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ABENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         1£4
     04/16/87
     001
     Ruth L. Israeli, Remedial Project Manage*-,
     Superfund Enforcement Section
     U.S. EPA Region VI
     Carl Hickam, Regional Represenative, Agsncy
     for Toxic Substance and Disease Registry
     Memorandum
     Re:  'Request for evaluation of Sheridan
     Disposal Service site Rat Acute Toxicity
     Test
DOCUMENT NUMBER:
DOCUMENT DfiTE:
NUMBER OF PflBES:
AUTHOR:

COMPAfv'Y/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     04/16/67
     003
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U. S. EPA Region VI
     John Cotterr-el 1, P.E., Project Manager,
     Sheridan Bite  Steering Committee, Baker  &
     Bot t s
     Correspondence
     Sheridan Disposal Service Meeting held on
     O4/10/87, to discuss the Agency's comments
     on the Broundwater Migration Management
     Remedial Investigation Work Plan
i
DOCUMENT NUMBER:
DOCUMENT DfiTE:
NUMBER OF PASES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
          126
     04/£0/07
     0£3
     Larry D. Wright, Chief, Superfund
     Enforcement Section
     U.S. EPA Reg;on VI
     John Cotterell, Sheridan Site Steering
     Committee Project Manager-
     Correspondence and Attachments
     Re:  EPA comments on the Sheridan  Disposal
     Service Source Control  Remedial
     Investi gati on Report

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SHERIDAN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         1£7
     05/06/87
     003
     John M. Cotterell, P. E. ,
     Sheridan Site Committee
     Ruth L. Israeli, U.S. EPA
     Status Report
     Cover letter with attached
     Committee Technical Status
     April', 19Bfe
Project Manager-

 Region VI
  Sheridan Site
  Report for
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER OF PAGESi
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUM&- - TYPE:
DOCUMENT TITLE:
         1£8
     05/11/87
     040
     Edward Fry, Technical Assistance Team
     Ecology & Environment, Inc,
     J. Chris Peterson, Deputy Project Officer,
     U.S. EPA Region VI
     Report
     Site Assessment Report for the Sheridan
     Disposal Service site prepared for EPA's
     Emergency Response Branch
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER CF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         129
     05/15/87
     008
     Harry C,  Day, Jr., Hydrogeologist
     Jacobs Engineering Group, Inc.
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Re:  Groundwater Sampling Activities for
     the Sheridan Disposal Service Site,
     Hernpstead, TX

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BITE NUMBER:
ADMINISTRATIVE RECORD INDEX

           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         130
     06/01/87
     544
     Staff Engineers
     Resource Engineering for Sheridan Site
     Steering Committee
     U.S. EPA Region VI Site Files/Texas Water
     Commission
     Report
     Source Cont ro 1 Rerned i a 1 I nvest i gat i on
     Report for Sheridan Disposal Service Site
     fispend i x Vo i urne I
DOCUMENT NUMBER:
RjiXiMENT DATE:
NUMBER OF PAGES:
f-UJTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         131
     OS/01/87
     472
     Resource Engineering for Sheridan Site
     Steering Committee
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files/Texas Water
     Commission
     Report
     Source Cont ro 1 Rerned i a 1 I nvest i cat i on
     Report for the Sheridan Disposal Service
       tcf,  Appendiccjs Volume II
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         13£
     06/01/67
     545
     EtAff Engineers
     Resource Engineering for Sheridan Site
     Steering Committee
     U.S. EPA Region VI Site Files/Texas Water
     Commission
     Report
     Source Control Remedial Investigation
     Report for the Sheridan Disposal Service
     site Appendices, Voloume III
                             44

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SHERIDAN DISPOSAL SERVICE
TXD 063132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         133
     06/08/87
     004
     Ruth L. Israeli, Remedial Project Manager,
     Super-fund Enforcement Section
     U.S. EPA Region VI
     Doug Diehl, ERfc-Southwest, Inc.
     Transmi 11ed Correspondence
     Re?:  Amended Soils and Sludge
     Investigations for Sheridan Disposal
     Service Super fund site in Hempstead, TX
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         134
     06/09/87
     OOc.'
     Larry D. Wright, Chief, Superfund
     Enforcement Section
     U.S.  EPA Region VI
     John M. Cotterell, Project Manager,
     Sheridan Site Steering Committee
     Correspondence
     Sheridan Disposal Service site Work Plan
     for the Groundwater Migration Management
         cf i a 1 I nvett i gat i on
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         135
     06/15/87
     COS
     Ruth Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Filer,
     Memorandum
     Re:  Meeting held to discuss EPA's comments
     on the Work Plan for Disposal of
     Impoundment Water in the evaporation system

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BITE NUMBER:
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TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
OUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         136
     06/17/87
     001
     Larry D. Wright, Chief, Super fund
     Enforcement Section
     Li. S.  EPA Region VI
     John CottereH, Sheridan Site Steering
     Comni j 11 &e,  Beker & Bot t s
     Correspondence
     Re:  Work Plan for Field Studies Supporting
     Risk Assessment and Source Control
     Feasibility Studies, Sheridan Disposal
     Service cite
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PAGES:
AUTMOR:
COMPflNY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         137
     06/16/67
     029
     Staff Consultants
     ERM-Souchwest, Inc.
     Li. S. EPA Region VI
     Work Plan
     Work Plan For Field Studies Supporting Risk
     Assessment and Source Control Feasibility
     St udiec
DOCUMENT NUMBERJ
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         138
     06/16/87
     002
     Chris E. Tanner, P. E.
     ERM-Southwest,  Inc.
     Ruth Israeli, Remedial Project Manager,
     Superfund Enforcement Sectiovi, U.S. EPA
     Region VI
     Correspondence
     Re:  Requested  changes to the Work Plan for
     Disposal of  Impoundment of Water, 06/09/87;
     and, the Work Plan for Field Studies
     Supporting Risk Assessment and Source
     Control Feasibility  Studies, 06/11/87
                                                                       i

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SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

           FINAL

SHERIDAN DISPOSAL SERVICE
TXD <:>&£• 132147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         139
     07/01/87
     3B6
     Staff Engineers
     Resource Engineering for Sheridan Site
     Steering Co nuni11ee
     U.S. EPA Region VI Site Files/Texas Water
     Commission
     Report
     Source Control Remedial Investigation for
     Sheridan Disposal Service site
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
f-UJTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
JXJCUMIk'T TITLE:
         140
     07/01/67
     005
     Larry D. Wright, Chief, Superfund
     Enforcement Section
     U.S. EPA Region VI
     John Cotterell, Project Manager, Sheridan
     Site Steering Committee
     Correspondence
     Re i   ftpprovel of Source Control Remedial
     Investigation  (RI), for Sheridan Disposal
     Pf?rvice site
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PflGES:
flUTHDR:
COMPANY/flGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         141
     07/02/67
     009
     Edward Fry, Technical fissistance Team
     Ecology & Environment, Inc.
     J.  Chris Peterson, Deputy Project Officer,
     U.S. EPA Region VI
     Report
     Re:  Report on the Freeboard Check at the
     Sheridan Disposal Service Site; and trip
     rirsr-ret j ve photographs and attachments

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BITE
NAME:
NUMBER:
ADMINISTRATIVE RECORD INDEX

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SHERIDAN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT PATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
REVCIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                     142
                07/0£/S7
                004
                Eugene Harris, Land  Pollution Control  Div. ,
                Edwin Barth  and  Ronald  Lewis,  RA3,
                Cont a i nment  Bra rich
                U.S. EPA, Office of  Research  and
                Development-,  Hazardous  Waste?  Engineering
                Research Laboratory
                Rober-t Hennesschiager,  Chief,  Buperfund
                Enforcement  Branch,  U.S.  EPA  Region VI
                Memorandums
                Attached rnernos regarding  Review of  Proposed
                Treat-ability Studies for  the?  Sheridan  site;
                vjriri, Technical Comments for the Sheridan
                Disposal Service Super-fund  site,  in
                Hempstead, TX
                                                                       i
DOCUMEN'- NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                     143
                07/08/67
                047
                Robert E.  Layton,  Jr.,  P.E.,  Regional
                Ad mi n i st rat or
                U. S. EPA  Region VI
                Respondents  as Listed in Attachment f»
                Administrative Order
                 (1)  Respondents shall appoint a Facility
                Coordinator  to be responsible for oversight
                of activities required by Order,  <£)
                Respondents  shall lower level of
                contaminated storrnwater in disposal pond
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITuE:
                     144
                 07/03/67
                 0£1
                 Anne Harrington,  Hydrogelegist
                 Jacobs Engineering Group,  Inc.
                 Ruth L.  Israeli,  Remedial  Project Manager,
                 Super-fund  Enforcement Section, U.S.  EPA
                 Region VI
                 Correspondence and Attachments
                 Re:   Oversight of Sludge Sampling for the
                 Sheridan Disposal Service site
                             46

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SHERIDAN DISPOSAL SERVICE
TXD 0&£'13£147
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         145
     07/09/87
     023
     Rob i n Seq u i n, Env i ronment a 1 Be i ent i st
     Jacobs Engineering Group, Inc.
     Ruth L.  Israeli,  Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     R&:  -Groundwster and Soil Evaporation
     System Borings Sampling Activities for the
     Sheridan Disposal Service site,  Hempstead,
     TX
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
niJTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         146
     07/10/67
     003
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Rep ion VI
     John Cotters!1, Sheridan Project Manager,
     Sheridan Bite Steering Committee
     Correspondence and Attachments
     Comments on the Proposed Treatsbi1 ity
     Studies for the Sheridan Disposal Service
     Site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         147
     07/16/87
     020
     Rashid Khalid, Soil Scientist
     Jacobs Engineering Group, Inc.
     Ruth L. Izr-aeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Memorandum and Attachments
     Groundwater Sampling / Conductivity Survey
     for Sheridan Disposal Service site,
     Hernpsteari, TX

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SITE NUMBER:
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                           FINAL

                SHERIDAN DISPOSAL SERVICE
                TXD
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
DOCUMENT NUMBER;
DOCUMENT DflTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                          148
                     07/17/87
                     00£
                     Robert. T. Stewart, Vice Chairman
                     Sheridan Site Steering Committee
                     Ruth L.  Israeli, Remedial Project Manager,
                     Superfund Enforcement Section, U.S. EPA
                     Region VI
                     Correspondence
                     RP:  -Implementation of the Sheridan
                     Disposal Service site Administrative Order
                     on Consent by the Sheridan Site Steering
                     Committee
                          143
                     07/17/67
                     051
                     Robin Sequin, Environmental Scientist
                     Jacobs Engineering Group,  Inc.
                     Ruth L. Israeli,  Remedial  Project Manager,
                     Superfund Enforcement Section, U.S.  EPA
                     Region VI
                     Correspondence  and Attachment-5
                     Re:  Dike So i1  Bor i ngu Sampling Act i vi t i
                     for  the Sheridan  Disposal  Service site
                     He-rnpstead, TX
i
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                          150
                     07/17/87
                     001
                     Unspecified
                     Unspecified
                     Gary Guerra,  Dn-Scene Coordinator,  U.S.  EPA
                     Region VI
                     Pol rep No. Ol - PRP Monitoring
                     Re:  Implementation of  the  proposed work
                     plan began July 13, 1387.   Site preparation
                     is being done so  the pumping  action can
                     begin.
                             5O

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SITE NUMBER:
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           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 0£>2132I47
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         151
     07/£1/67
     001
     Ruth L. Izreeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.5. EPA Region VI
     U.S. EPA Region VI Site File*
     Trip Report
     Tr.ip to oversee the installation of
     mot i i tor ing we11s by the Pot ent i a11y
     Responsible Parties of Sheridan Disposal
     Bc-?r\'icc- site
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
     07/22/67
     001
     Unspecified
     Unspeci fied
     Gary Buerra, On-Scene Coordinator., U.S. EPA
     Region VI
     Polrep No. 0£ - PRP Monitoring
     Re.1:  Implementation of the proposed work
     p]?n is continuing.
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         153
     07/27/87
     001
     Unspeci fieo
     Unspecified
     Gary Buerra, On-Scene Coordinator, U. S. EPA
     Region VI
     Polrep No. 03 - PRP Monitoring
     Re:  Pumping of the storm water  in the
     containment lagoon began July £5, 1987..

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TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DOTE:
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COMPANY/AGENCY:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         154
     07/29/87
     001
     Unspecified
     Unspeci f iad
     Gary Guerra, On-Scene Coordinator, U.S. EPA
     Region VI
     Polrep No. 04 - PRP Monitoring
     Re:  Pumping of storm water from the
     conta-inrnent 1spoon is continuing at the
     rate of approximately 400/gallons per
     minutes.
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         155
     07/30/67
     001
     Unspeci fied
     Unspecified
     Gary Guerre, On-Scene Coordinator» U.S. EPA
     Region VI
     Polrep No. 05 - PRP Monitoring
     Re:  Pumping of w^ter from the containrnerit
     lagoon at tne Sheridan Dispo&al Service
     site; has  been halted.
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
     00/05/67
     001
     Unspecified
     Urispeci f ied
     Gary Guerra, On-Scene Coordinator, U.S.  EPA
     Region VI
     Polr&p No. 06 - PRP Removal
     Re:  Pumping operations are still  halted at
     the Sheridan Disposal Service site.

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SITE
     NOME:
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TXD 06£'13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                     oe/oe/67
                     001
                     John M. Cotterell, P. E. , Project  Manager
                     Sheridan Site Steering  Committee
                     6ary W. Guerra, Dn-Scene Coordinator,  U.S.
                     EPA Region VI
                     Correspondence
                     Re;  l-Jork PI en changes  for the  Sheridan
                     Disposal Service  site Waste  Removal
DOCUMENT NUMBER;
DOr.:UMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE;
DOCUMENT TITLE:
                          1T.8
                     oe/oe/67
                     oo i
                     Unspecvi f led
                     Unspecj fieri
                     Gary Guerra, On-Scene Coordinator,  U. S. EPA
                     Region VI
                     Polr-pp No. 07 - PRP Removal
                     Re:  As of 11:00 hours, on August  8,  1987,
                     pumping operations resumed at  the  Sneridan
                     Disposal Service site at  10:15.
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                          159
                     08/09/67
                     010
                     John M. Cotter-ell, P. E., Project  Manager
                     Sheridan Site Steering Committee
                     Ruth L. Israeli,  Remedial Project.  Manager,
                     Superfund Enforcement Section,  U.S.  EPA
                     Region VI
                     Correspondence and Attachments
                     Sheridan Site Steering Committee  monthly
                     status report for July,  1987

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DOCUMENT NUMBER:
DOCUMENT DATE:
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OIJTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PAGES:
AUTHOR:
COMPfiNY/OGENCY:
RECIPIENT:

DOCUMENT TYPE;
DOCUMENT TITLE:
         160
     08/13/87
     002
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.5. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Steering Committee
     Correspondence
     Re:  Excess turbidity in existing wells;
     the method of obtaining samples for
     volatile constituents; and the necessity
     for both ERM - Southwest and EPA to jointly
              the results
         161
     OS/13/87
     001
     Unspecjfipd
     Unspeci f isci
     Gary Guer-ra, On-Scene Coordinator, U. 5. EPA
     Region VI
     Polrep No. 08 - PRP Removal
     Re:  ft water sample from the sump area that
     was taken by Chris Tanner of ERM -
     Southwest, Inc.
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER
          POGES:
OIJTHOR:
COMPANY/flGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
          16S
     03/14/87
     569
     Staff Consultants
     Spectrix Corporation
     U. S. EPP; Region VI
     Laboratory Reports
     Case No. 7558: Part
     sample data - OA/QC
                                          I of  III; EPfi  split
                                          d oc ument at i on
                      (Available  for  review
                      VI, Dallas,  Texas)
                           at U.S. EPA  Region

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         163
     08/14/87
     454
     Staff Consultant£
     Spect r i x Cor porat ion
     U.S. EPA Region VI
     Laboratory Reports
     Cese No.  7558: Part II of III; EPA split
     samples - QA/QC Documentation  (Available
     for review el U.S.  EPfl Region VI, Dallas,
     Texas)
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PflGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
       T TITLE:
         1G4
     08/14/87
     581
     Staff Cons u11ants
     Spectrix Corporation
     U.S.  EPfl Region VI
     Laboratory Reports
     Crs-t No. 7556: Pert III of III; EPfl split
     samples - Ofl/QC Documentation  (available;
     for review at U.S. EPA Region VI,  Delias,
     Texas)
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PflGES:
OUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         165
     08/14/87
     40£
     Michael Daggett, Chief, Organic Leb,
     Houston Branch
     U.&.  EPfl Region VI
     Keith Bradley, Hazardous Waste Section,
     U. S,  EPfl Region VI
     Laboratory Report
     Case No. 7483:  CLP Data Review for split
     samples F6001 and FGOO£ (Available for
     review si U.S. EPfl Region VI, Dallas, TX)

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TXD Obc: 13£ 147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         16,6
     08/21/67
     001
     Unspecified
     Unspecified
     Gary Guerra, On-Scene Coordinator, U.S. EPA
     Region VI
     Pol rep No. 03 -
     Re:  Pumping is
     at the Sheridan Disposal Service site.
PRP Removal
proceed ing with out
incident
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         167
     06/24/67
     004
     W. F. Buchholts
     Sheridan Site Steering Committee
     Roif Norstrum, Office of the Honorable M.
     Sweeney, U.S. House of Represenatives
     Correspondence
     A current background report on the
     activities being conducted by the1 Sheridan
     Site Steering Committee at the Sheridan
     Disposal Service Site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         1G8
     06/27/67
     001
     Unspecified
     Unspecified
     Gary Guerra, On-Scene Coordinator, U.B. EPA
     Region VI
     Polrep No. 10 - PRP Removal
     Re:  Pumping operations at the Sheridan
     Disposal Service site have ceased, due to
     mechanical failure of the pump.

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SHERIDflN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PflGES:
ftUTHDR:
COMPftNY/flGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         169
     09/03/87
     001
     Line peer i f led
     Unspecified
     Gary Guerre, On-Scene Coordinator, U.S. EPfi
     Region VI
     Polrep No. 11 - PRP Removal
     Re:  Pumping operations at the Sheridan
     Disposal Service site are still halted,
                     to the  unwillingness
                     to repair the  pump.
                   due
of the rental company,
DOCUMENT NUMBER:
NUMBER OF PAGES:
ttlJTHDK:
COMPftNY/ftGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         170
     09/05/87
     003
     John M. Cotterell, P.E., Project Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPft
     Region VI
     Correspondence?
     Sheridan Site- Committee Status Report  for
     ftiigust, 1937, provided by the site
     c-oinnu 11 ee
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PfiGES:
fiUTHOR:
COMPflNY/OGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         171
     09/10/67
     001
     Urispeci f ied
     Unspecified
     Bery Guerrs, On-Serene Coordinator,  U.S.  EPft
     Region VI
     Polrep No.  IS - PRP Removal
     Re:  Pumping operations have ceased at  the
     Sheridan Disposal Service site.   The water-
     level of the lagoon was lowered  to  a point,
     that continued pumping is no longer
     necessary.

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                SHERIDAN DISPOSAL SERVICE
                TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                          172
                     09/17/67
                     001
                     Unspecif led
                     Unspecified
                     Gary Guerra, On-Scene Coordinator,  U. E.  EPA
                     Region VI
                     Polrep No.  13 - PRP Removal
                     Re:  All emergency pumping operations at
                     the  Sheridan Disposal Service  site  are now
                     complete and that all objectives  of the
                     /administrative order were met
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT T 3. TLE :
                          173
                     09/17/67
                     001
                     Ruth  Israeli, Remedial Project Manager,
                     Superfund Enforcement Section
                     U.S.  EPA Region VI
                     Carl  Hickarn,  Regional Representative,  Agency
                     for  Toxic Substance and E>isease  Registry
                     Memorandum
                     Sheridan Disposal Services  Eno'angerrnent
                     Assessment  given to Mr. Hickarn for  his
                     T-evi&w
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
flUTHQK:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                     09/21/87
                     14£
                     Michael Dagpett, Chief,  Organic  Lab
                     Section, Houston Branch
                     U.S. EPA Region VI
                     Keith Bradley, Hazardous Waste Section,
                     U. S. EPA Region VI
                     Laboratory  Report
                     Case No. 3106F:  Lab  raw data results fur
                     organic samples 3106F-02,  3106F-04,
                     310GF-06, 310GF-08, 3106F-10 (Available rot-
                     review at U.S. EPA  Region VI,  Dallas,  TX)

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TXD 062132
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DOCUMENT DATE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         175
     09/28/67
     022
     Rob i n Seq u i n,  Env i ronrnent a 1 Sc i ent i st
     Jacobs Engineering Group, Inc.
     Ruth L.  Israeli, Remedial Project  Manager,
     Super-fund Enforcement Section, U.S. EPn
     Region VI
     Correspondence and attachments
     Inorg-anic Traffic Reports MFF 201  •- 20£,
     and FG 004 - FG 015; SAS No. 310&-, and
     Chain of Custody Records t-13217 £ 6-13218,
     D1113 £ D1114
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         176
     10/07/87
     Ofvl
     Donald W. Beaver, Ph.D., Senior
     Geohydrologist
     Jacobs Engineering Group, Inc.
     Ruth L.  Israeli, Remedial Project Manager,
     Super fund Enforcement Section, U.S. EPfl
     Region VI
     Correspondence and Attachments
     Re:  Oversight of Well  Installations Report
     for Sheridan Disposal Services site, July
     15 - August 8, 1987
DOCUMENT NUMBER:
J.X.'iCUt'iENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         177
     10/08/87
     002
     George L. Pet t i grew, Reg i one 1
     Representative of ATSDR, Region VI
     Department of Health and Human Services
     Ruth L. Izraeli, Remedial Project Manager,
     Euperfund Enforcement Section, U.S. EPA
     Region VI
     Memorandum
     Health consultation regarding Sheridan
     Disposal Service site, Hempstead, TX

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 •
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DOCUMENT DftTE:
NUMBER OF PAGES:
ftlJfHDR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         178
     10/08/87
     003
     John M. Cotterell. P.E., Project Manage^
     Sheridan Site Committee
     Ruth L. Israeli,  Remedial Project Manager,
     Superfund Enforcement  Section, U.S.  EPA
     Region V3
     Correspondence
     Sheridan Disposal Service Status Report for
     September, 19S7,  provided by  the site
     oonihij ttee
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PAGES:
P.UTHDR:
COMPANY/AGENCY:
DOCUMENT TYPE :
DOCUMENT TITLE:
         179
     10/09/67
     007
     Chris E. T& finer, P. E.
     ERM - Southwest, Inc.
     Gary Guprra, On-Scene Coordinator,  U.S.  EPA
     Region VI
     Correspondence and Attachments
     Re:  Review of operations  of  the
     evaporation system st the  Sheridan  Dispose!
     Systems site in Hernpstead,  TX
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PAGES:
ftUTHOR:
COMPAf-'v/QRENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         180
     10/14/87
     Oil
     Donald W. Beaver, Work  Assignment  Manager
     Jacobs Engineering Group,  Inc.
     Ruth L. Israeli, Remedial  Project  Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Region VI
     Correspondence  and Attachments
     Re:  Review of  Risk  Assessment  for Sherioa.n
     Disposal Service site
                             60

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGEUCY
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         101
     10/£l/87
     0£3
     Ruth L. Irraol i, Remedial Project
     Manager/Donald W. Beaver, Work  Assignment
     Manager
     U.S. EPA Region Vl/Jacobs Engineering
     Group,  Inc.
     Sheridan Site Steering Committee
     Corn merit s e ncJ At t ac-hment s
     Cor.in*?nts on the Risk Assessment for  the
     Sheridan Disposal Service site  dated
     03/15/87,  by EPA and Jacobs Engineering
     Pit-"i~1111''
     \. i .-•.•,-
DOCUMENT NUMBER,1
DOCUMENT DftTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ADEN:: Y:
RECIPIENT:

DOCUh1Ef4T TYPE:
DOCUMENT TITLE:
         1SS
     10/21/87
     00 £
     Larry D. Wright, Chief, Super-fund
     Enforcement Section
     U.S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence
     Review of the Risk Assessment  for  the
     Sheridan site; comments on the document
     drafted by EPA's contractor- end the
     Remedial Project Manager
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         103
     10/£B/87
     002
     Ruth L. Israeli, Remedial Project  Manager,
     Superfund Enforcement Section
     U. S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence
     Discusses need for the  Source  Control
     Remedial Investigation/Feasibility Study
     schedule

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DOCUMENT NUMBER:
DOCUMENT DPiTE:
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AUTHOR:

COMPANY/flSENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         184
     10/28/87
     001
     Ruth L. Israeli, Remedial  Project  Manager,
     Superfund Enforcement  Section
     U.S. EPfl Region Vif
     John M. Cotterell, P.E., Project  Manager,
     Sheridan Site Committee
     Correspondence
     Letter to confirm  10/cJ3/B7 conversation
     regarding EPfl's comments on the Sheridan
     r- i t e-
DOCUMENT NUMBER;
J.iC'CUI-iENT DATE:
NUMBER OF PAGES:
fVJTHOU:
COMPANY/ABENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
          1 85
     10/30/67
     001
     Joe  Prown,  Remedial  Investigation Unit,
     Superfund Section, Hazardous and Solid
     Wai-tp Division
     Texas kater Co.Mmissiovi
     Ruth L. IrraE-li,  Remedial  Project Manager,
     S'.'per fund Enforcement Section,  U.S.  EPH
          on VI
            s on  the  Draft  Risk flssee-sment for
     the Sheridan site
DDCUMluVT NUMBER:
DOCUMENT DflTE:
•NUMBER OF PAGES i
ftUTHDR:
COMPANY/OSENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
          IflG
     10/30/87
     £97
     Staff Consultants
     Unspecified
     U.S. EPA  Region  VI
     Laboratory Report
     Case No.  8322: Part  I  of III;  EPfl split
     sample data  -  Qfl/QC  Documentat ion
     (Available for review  at U.S.  EPfl Region
     VI, Dallas,  Texas)

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TXD Oe-cl3
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DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         187
     10/30/Q7
     617
     St £}f f Consu j. t ant s-
     Unspecified
     LI. S.  EPfi Region VI
     Laboratory Reports
     Case No.  B3£r.': Part
     sample dc*ta - DA/DC
II of III; EPA split
Document3tion
                      (Available for review at
                      VI,  Dallas,  Texas)
                              U. £'.  EPA  Region
DOCUMENT NUMBER:
DOCUMENT DATE.:
NUMBER OF PAGESi
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
       'i TITLE:
         108
     10/30/67
     C95
     Staff Consult-ante
     Unspecified
     U.S. EPA Region VI Site Files
     Laboratory Reports
     Cat.f? No. C3L'c :  Part  III of  III; EPA  split
     s-smple data - Q3/QC Dorumentat ion
     (f-l\'<.;i j ou3 e for review at U. &.  EPfi  Region
     VI, Dallas, TX)
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         109
     11/OS/87
     003
     John M. Cotterell, P. E. , Project  Manager,
     Sheridan Site Committee
     ERM-Sout hwest, Inc.
     Ruth L. Israeli,  Remedial Project  Manager,
     Superfund Enforcement Section, U.S.  EPA
     Region VI
     Correspondence and Attachment
     Transmittal of list of potential  treatment
     and containment/disposal technologies
                             £3

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DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
OUTHOR;

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         190
     11/05/87
     004
     John M. Cotterell, P.E. , Project  Manager,
     Sheridan Site Committee
     ERM-Southwfest,  Inc.
     Ruth !„. Izraeli,  Remedial Project  Manager,
     Super-fund Enforcement  Section,,  U.S.  EPA
     Region VI
     Correspondence  arid Attachment
     Transmittal of  the Source Control
     Feasibility Study •-  Modified Schedule  for
     the Sheridan site
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/ftGGMCY:
RECIPIENT:
DOCUMENT T>PE:
j.n:;:.ii,'-irrv!T TITLE:
          191
     11/05/67
     0£7
     Staff Consultants
     ERM-Southwest,  Inc.
     U.S. EPfl Region VI
     Work Plan
     Work Plan  for Phase  £  Biodegradation
     Studies for  Source Control  Feasibility
     Study
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
          192
      11/05/67
      019
      Robert E. Layton,  Jr.,  P. E. ,  Regional
      Administrator
      U.S. EPA  Region  VI
      Respondents  as Listed  in Attachment A
      First Amendment  to  Administrative Order-
      Purpose of Amendment  is to (1)  include
      fifty-eight  additional  Respondents and (£)
      to modify the finding  of facts  to add
      trhemical  wastes  which  were disposed of at
      the  site
                             64

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DOCUMENT. DATE:
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Al.riHO?<:
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RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         193
     11/06/87
     006
     Chris E. Termer, Sample Personnel
     ERM - Southwest, Inc.
     John Dotterel 1, Site Project
     Sheridan Site Steering Committee
     Correspondence and Attachments
     Re:  Comments by Ruth  Israeli,  on  the
     Treatment Studies that was  done in July,
     1337 at the Sheridan Disposal Service sita
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AiJTHDR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         5.94
     ]I/15/87
     001
     Robert E. Hannes-schlaper,  P. E, ,  Chief,
     Superf'ind Enforcement  Branch
     U.5,  EPA Region VI
     Eugene P. Harris, Technical  Assistance?
     Co or co. nator, Land Pollution  Control  Div
                      U.
          EPA
Region
VI
     Memorandum
     Transrnittal for review a  Work  Plan for
     Dh-^se £ biodegradation studies,  a Response
     to EF-'fi  (incl uciirig HWERL)  cornrnerits ori the
     Phase I Treat ability Testing Work Plan
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE;
     11/14/87
     002
     John M. Cotte-rell, P. E. ,  Project  Manager,
     Sheridan Site Committee
     ERM-Southwest, Inc.
     Ruth L. Israeli,  Remedial  Project Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Region VI
     Correspondence
     Transmittal of response to EPA  comments on
     the draft Risk. Assessment  for the Sheridan
     site

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COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         196
     11/30/87
     003
     Robert E. Layton, Jr., P. E. ,  Regions 1
     Adni i n i st rat or
     U.5.  EPfl Region VI
     Respondents as Listed  in Attachment  A
     First Amendment to A/0 on  Consent
     Objectives of Order are to (1)  allow for an
     Endarrfjerment Assessment,  (£)  increase1
     amount of stipulated  penalties,  and  (.~i)
     modify R/0 on Consent  Respondents  List  by
     adding Respondents to  list
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
ttUTHDR:
COMPflNY/OSENCY:
RECIPIENT:
DOCUMENT TYPE:
Dt?UJ!!LNT TITLE:
     IE/02/87
     COG
     Dr. Rajagopetl Krishnamoorthy
     Jacobs Engineering  Group,  Inc.
     Ruth L. Jrraeli, Remedial  Project  Manager,
     Super fund Enforcement  Section,  U.S.  EPfl
     Rfc»i|ion VI
     Correspondence  and  Attachments
     Comments on the Work Plan  for the  Phase £
     Bioclegretdat ion  Studies for Source  Control
     Fea=-ibi 1 ity Study at the Sheridan  Disposal
     Service site
i
DOCUMENT NUMBER:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ AGENCY!
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
          198
     l£/0£/87
     002
     Ruth L. Israeli,  Super-fund  Enforcement
     Section,  Remedial  Project  Manager
     U. S. EPfl  Region  VI
     John Cotter-ell,  Site Project  Manager,
     Sheridan  Site  Steering  Committee
     Correspondence
     Re:  Sheridan  Disposal  Services Baseline
     Risk Assessment  Revision,  that were
     r! > *Kvur»tr.c»d in the November  £0,  1987 meeting
     regarding this site

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MU'fHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         193
     ie/03/67
     004
     John Cotterell, P. E. , Project Manager
     Sheridan Site Steering Committee
     Ruth L. Izrseli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPfi
     Region VI
     Correspondence
     final y-t j ca?. Results of the groundwater
     sampling at -the Sheridan Disposal Service
     r. •}. 1: e
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCYi
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £00
     12/04/67
     009
     Ch&rlen ft.  D'azcis, Chief, Energcnry Response
     Branch
     U. S. EPA Region VI
     Robert Hannes£chlayer, Chief, Superfund
     Enforcement Branch, U.S. EPA Region VI
     Memorandurn *\nd Attached Report
     The on-scene coord i runt or' s  (Gary Buerra)
     ATter Action Report, and the removal  ^ile
     for thf? the removal action  taken at the
     Sheridan Disposal Service site
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ASENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £01
     12/08/67
     00£
     Robert E. Hannesschlager, P.E., Chief,
     Superfund Enforcement Branch
     U.S. EPA Region VI
     John Cotterell, Project Manager, Sheridan
     Site Steering Committee
     Correspondence
     Re:  Provisions in SARA, that will affect
     trie Remedial Investigation and Feasibility
     Study for the Sheridan Disposal Service
     site,  that the PRP's are conducting  under
     the Administrative Order
                            P. 7

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RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
DOCUMENT NUMBERi
DOCUMENT DftTE:
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AUTHOR:
COMPANY/AGENCY:
F
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TXD 062132147
DOCUMENT NUMBER:
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fUJTHOR:
COMPPNY/PGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £05
     IS/11/87

     Unspecified
     Unspecified
     Unspeci fied

     This document was deleted  prior-  to
     shipment,  per Ruth  Izraeli,  Remedial
     Projec-t Manager, request.
DOCUMENT NUMBER;
DOCUMENT DflTE:
NUMBER OF PflGES:
PLJTHDR:

COMPPN'Y/PEENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
     1S/18/87
     C0£
     Ruth L. Izraoli,  Remedied  Project  Manager,
     Superfund Enforcemant Section
     U.S.  EPO Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence and Rttachmt?nt
     Confirmation of results of 12/15/67
     conference call discussing ERM-Southuest1=
     proposal for the  number and location of
     samples to be? obtainec  from the evaporation
     syst ern ; rncip at t ached
DOCUMENT NUMBER:
DOCUMENT DfiTE:
NUMBER OF PflGESi
tt'J'fl-IOR;
COMPflNY/RSENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £07
     JL2/E8/87
     002
     Richard H. Fuller, P. G.
     ERK-Southwest,  Inc.
     Ruth L. Izraeli,  Remedial  Project  Manager,
     Superfund Enforcement  Section,  U.S.  EPfl
     Region VI
     Correspondence
     Modification to the  Background  Soil  Boring
     and Evaporation System Sampling Program* at
     the Sheridan site
                             C Q

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SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

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SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £08
     12/29/87
     001
     Ruth L. Israeli, Remedial Project Manager.
     Superfimd Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site File
     Memorandum
     Re:  Groundwater samples taken  10/28-30/87
     by r.RM-Bouthwest staff
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £09
     01/04/88
     001
     Chris* E. Tanner, P. E.
     ERM-Southwest,  Inc.
     Ruth L.  Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S.  EPA
     Region VI
on 01/£9/68
     Notification of sampling effort
     as identified  in Work Plan  for
               t i on 9t udies
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
ttUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £10
     01/04/88
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     LI. S, EPA Reuion VI
     John M. Cotterell, P.E., Project Manager,
     Sheridcin Site Committee
     Correspondence
     Follow-up on discussions of  background
     samples, borings and soil samples for the
     She-ridan site-
                             70

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                ADMINISTRATIVE RECORD INDEX

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BITE NUMBER:
                SHERIDAN  DISPOSAL SERVICE
                TXD OG£13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                         £11
                     01/05/68
                     00£
                     Ruth L. Izraeli,  Remedial  Project  Manager,
                     Super fund E ri f or ceme n t  Sec t i o r>
                     Li, S. EPA Region  VI
                     John M. Cotterell, P. E. , Project  Manager,
                     Sher i dan Site  Cornrn i 11 ee
                     Correspondence and Attachment
                     Comments and suggestions on the Work P]an
                     for Phase £ Biodegradation Studies dated
                     11/05/67
DOCUMENT NUMBER:
DOCUMENT PATE:
NUMBER OF PAGES:
P.'.JTHDR:
COMPANY/AGENCY:
RECIPIENT :
DOCUMENT TYPE:
DOCUMENT TITLE:
                         £12
                     01/09/68
                     00£
                     John M. Coiterel3v  f-'. E. ,,  Project  Manager
                     Sheridan Site  Committee
                     Ruth L. Inracli,  Remedial  Project Manager
                     SJuperfund  Enforcement Section,  U. J;.  EPP
                     Rr:-r;j.on VI
                     C o r r e 5 p o n d e n t? e
                     Confirmation of  01/05/88  telephone
                     conversation to  review problems encourrcev
                     with the- additions]  modeling for the
                     Endangerrnent Assessment
                                                               •eo
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PfiGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                     01/E3/66
                     001
                     Richard Fuller,  P. B.
                     ERM-Southwest,  Inc.
                     Ruth L. Israeli,  Remecial  Project  Manaper,
                     Superfund Enforcement  Section,  U.S.  EPA
                     Region VI
                     Cor res pondence?
                     Trantmittsl of  "Baseline Endflngerment
                     Assessment" for the  Sheridan site
                             71

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TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PPGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     01/2&/6B
     006
     Richard H. Fuller, P. G.
     ERM - Southwest,  Inc.
     Ruth L. Israeli,  Remedial
Project Manager
     Super-fund Enforcement Section,  U.S.  EPA
     Re2ion VI
     Correspondence and Attachments
     Analytical Results of Background  and
     Evaporation System Soil  Borings for the
     Eheridan Disposal Service  site,  in
     Hernpstead, TX
DOCUMENT NUMBER:
DOCUMENT DATE:
N'JKBER OF PAGES:
OUTHOK:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
I;Di:.UMCNT TITLE!
         £5.5
     OE/05/BB
     005
     Gary Miller
     Jacobs Engineering Group,  Inc,
     Ruth L. Izr-acli,  Remecif.]  Project  Manager,
     Superfund Enforcement  Section,  U.S.  EPA
     Region VI
     Correspondence  and Attachment's
     FCH:  Thr- trip report for-  EC  Groves over-site
     of the November and December aquifer test-3
     at the Sheridan Disposal  Service site
DOCUMENT .NUMBER;
DOCUMENT DftTE:
NUMBER Z" POSES;
RUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLEi
         £16
     02/09/68
     001
     Donald W. Beaver,  Work  Assignment  Manager
     Jacobs Engineering Group Inc.
     Ruth L.  I2rae-liv  Remedial  Project  Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Ra-gion VI
     Cor respond evice»
     Review comments  for "Baseline Endangerpent
     Assessment"  for  the Sheridan site  prepared
     by ERM-Southwest,  Inc.

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                flDMINISTRflTIVE  RECORD  INDEX

                           FINflL
SITE NflME:
SITE NUMBER:
                SHE R I DON  DISPOSflL SERVICE
                TXD OS£13£147
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PflGES:
flUTHOR:

COMPflNY/flSENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    •is Tanner,
                     President
                                              Files
                                                     P. E. »  end
    £17
0£/09/88
034
Bruce H. Clarke, Chr
Douglas Diehl, P.E.,
ERM-South west, Inc.
U.S. EPfl Region VI Site
Report
Phase I Biological Treatafoi1jty Report
Source Control Feasibility Study
                                                             for
DOCUMENT NUMBER:
DOCUMENT DPiTFJ:
NUMBER OF PflGES!
flUTHOR:
COMPflNY/flGENCY:
RECIPIENT:
DOCUMENT TYPE!
DOCUMENT TITLE:
    £18
0£/ 11/88
0 1 A
Gsry Miller
Jacobs Engineering
Ruth Israeli, U.S.
Correspondence and
                                         Group Inc.
                                         EPfl  Region  VI
                                         fit t ached Report
Field Oversight Report
Ver i f ic«xt ion/ Oversight
Back t| round /Evopor at ion
December £8-30, 1987
                                             for
                                            Pond Eanipl ing,
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PfiGES:
flUTHQR:

COMPflNY/ftGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                         £.1.3
                     02/18/88
                     001
                     Larry D. Wright, Chief, Euperfund
                     Enforcement Section
                     U. 5. EPfl Region VI
                     Bill Hansen, Chief, Site? Policy  &  Guidance
                     Branch, U.S. E*fl Region VI
                     Memorandum
                     Re:  Request for evaluation of Soil  Cl
                     criteria concerning PCB's, which may be
                     relevant and appropriate for the Sheridan
                     Disposal Service site

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SITE NOME:
SITE NUMBER:
flDMINISTRATIVE RECORD  INDEX

           FINftL

SHERIDflN DISPOSAL SERVICE
TXD 06£132147
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PftGES:
flUTHOR:

COMPONY/OGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         ££0
     O£/£4/8e
     001
     Ruth L. Israeli, Remedial Project  Manager,
     Superfund Enforcement Section
     U.S. EPfl Ration VI
     Greg Tipple, Remedial Investigation Unit
     Head, Super-fund Section, Texas  Water
     Commission
     Correspondence
     Request for State flRftRs, particularly in
     regards to  in—place closure  (capping)  of
     wastes which contain  from 50 to £00 pprn of
     po1ych1 ori neted o i pheny15
DOCUMENT NUMBER:
).>nr.UMENT DfiTE:
NUMBER OF PflSES:
ttUTHQR;

COMPP.NY/ftGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         ££1
     00£
     Rajagopal Krishnarnoorthy,  Ph.D.,
     En v i r onrns rit a 1 Eng i neer
     Je-cobs Enriineeff j ng Group  Inc.
     Ruth L.  I zv«-iel i,  Rerncsriial  Project  Manager,
     Super fund Enforcement Section,  U.S.  EPfl
     Region VI
     toe mo rand urn
     Review of Sheridan Disposal  Services-Phase
     I Biological Treatability Report
DOCUMENT NUMBER:
DOCUfOxT DflTE:
NUMBER OF PflGES:
ftUTHOR:

COMPANY/A6EIMCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
     01YE5/BS
     00£
     Ruth L. Israeli,  Remedial  Project Manager.,
     Superfund Enforcement  Section
     U.S. EPA Region  VI
     John M. Cotterell,  P.E.,  Project Manager,
     Sheridan Site  Committee
     Correspondence
     Purpose of  letter is to confirm conference
     call of 02/16/88 and 02/18/88 and to
     rlr.scu&5 the submittal  schedule for the
     final  Sheridan Risk flssessrnent

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SHERIDAN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
OL-THOh:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    ££3
                0£/££/8B
                00£
                Ruth L. Israeli,  Remedial  Pro.jc?ct  Manager,
                Superfund Enforcement Section
                Li. S. EPA Region VI
                U.S. EPA Region VI Site  Files
                Memorandum and Attachment
                Meeting Summary,  Sheridan  Site  Committee
                requested the meeting to hand-deliver thr?
                oraft  Feasibility Study  and  present  an
                overview of the document,  attached list  c-f
                attendees
DOCUMENT NUMBER;
DOCUMENT DRTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE;
PCCUMEINT TITLE:
                0£/£6/8B
                00 £
                Roxanne Burkey,  Information  Center
                U.S. EPfl Region  VI
                U.S. EPfi Region  VI Site Filer.
                Records Transmitted and Rec.-e?ipt
                Re:  Shr-pnent of groundwater samples  for
                the Sheridan Disposal Service  Superfuml
                r, r. t e
DOCUMENT NUMBER;
DOCUMENT DOTE:
NUMBER OF PflGES:
niJTHOR:
COMPANY/OGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                o£/£9/ee
                001
                John M. Cotterell, P.E., Project  Manager
                Sheridan Site Committee
                Ruth L. Israeli,  Remedial  Project- Manager,
                Superfund Enforcement  Section,  U.S.  EPfi
                Region VI
                Correspondence
                Discusses subrnittal  date for  revised Source
                Control Risk Assessment for the Sheridan
                site
                             75

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY :
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         ££6
     03/16/88
     007
     Bill Harmon, Chief, Site Policy £ Guidance
     Branch
     U. S. EPA Region VI
     Larry D. Wright, Chief, Superfunri
     Enforcement Section,,  U.S. EPP Region VI
     Memorandum and Attachment
     Evaluation of the potential relevant and
     appropriate soil cloanup criteria;
     attachment regarding PCBs-Eackground and
     Current Interpretations revised 0£/£l/flfl
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT
     03/17/86
     002
     Larry E'. Feldcamp, Chairman, Sheridan Giie
     Steering Committee
     Baker S Bottr,
     Larry D. Wright, Chief, Superfuno
     Enforcement Section, U.S. EPA Region VI
     Corres pondence
     Re:  Sheridan Disposal Service oversight on
     Cost Documentation as required by the
     Administrative Order on Consent
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         ££3
     03/18/88
     00£
     Jerry Greenhaum, P.E., Review Team Project
     Manager
     Jacobs Engineering Group  Inc.
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Transmittal of  draft review  comments  on  the?
     Source Control  Feasibility Study prepared
     by ERM-Southwest,  Inc.

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                SHERIDAN  DISPOSAL SERVICE
                TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PASES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                          ££9
                     03/21/88
                     131
                     Greg Tipple,  Remedial  3 nvest i gat ion Unit
                     Head,  Super-fund Section,  Hazardous and
                     Solid Waste  Division
                     Texas Water  Commission
                     Ruth L.  Izrael),  Remedial Project  Manager,
                     Superfund  Enforcement  Section,  U.S.  EPA
                     Rei'CO.OTi VI
                     Correspondence and Attachment
                     Transmitted  of thf? current State Sur^ece
                     Water Quality Standards and proposed Statp
                     Surface Ulster Duality  Regulations
DOCUMENT NUMBER:
PCC-UMENT DATE:
NUMBER OF PAGES:
AUTHOR:

CDMPFiNY/ftSENCY:
RECIPIENT:
PCC'jyEWT TYPE:
DOCUMENT TITLE:
                     os/££/ee
                     700
                     Michatl L.  Daggett,  Chief,  Organic Lab
                     Sect aon
                     U.S. EPA  Region VI,  Houston Branch
                     Jo Ann Miller,  U.S.  EPA Region VI
                     CLP  Data  Review
                     Ccvse No.  6333:  Organic Samoles FG 01£, ITG
                     OJ.7  and FG  018; EPA  split  sample dtta -
                     OA/QC Documentation  (Available for review
                     «?/f. U. S, EPA Region VI,  Dallas,  Texas)
DOCUMENT NUMBER:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOa.lKF.N7 TITLE:
                         £31
                     03/E4/68
                     5£0
                     Staff Consultants
                     ETC - Tax icon
                     Jo Ann Miller,  U.S.
                     Laboratory  Reports
                     Cat>e No.  6770:  Part
                     sample data - QA/OC
                     (Available  for  review at
                     VI, Dallas,  Texas)
                                          EPA Region VI

                                          I  of II;  EPA split
                                          Doc urnent at i on
                                               U.S.  EPA Region
                            77

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SITE
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NUMBER:
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VXD Oe£13£147
DOCUMENT NUMBER:
DOCUMENT. DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    £3£
                03/£4/88
                £61
                Staff Consultants
                Unspeci f ied
                U.S. EPA  Region  VI  Site Files
                Laboratory Data
                Case No.  £770:   Part  II of II;  EPA split
                sample data  -  RA/G1C Documentation
                 (Av'aMable for review at U.S.  EPA Region
                VI, Dallas,  TX)
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
l;Or:LiMET.Nrr TITLE:
                     £33
                04/06/ea
                033
                Lerry  Wright,  Chief,  Superfund Enforcement
                Sect ion
                U.S. EPA  Region  VI
                John Cotterell,  Site Project Manager,
                Sheridan  Bite  Steering  Committee
                Correspondence and  Attachments
                Re;  Ft A**;  completion of the review of the
                draft  Feasibility Study submitted on
                f'eL'n.u-1-y  £'£,  1306;  which includes comments
                that EPfi  would like addressed in the
                re? visa on
DOCUMENT NUMBER:
DOCUMENT DATE:
NUKEE? T" cfiGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENTS
DOC'JMZNT TYPE:
DDCl.'rtcINT TITLE:
                     £34
                04/10/BB
                003
                John M. Cotterell,  P.E.,  Project Manager
                Sheridan  Site Committee
                Ruth L. Israeli,  Remedial Project Manager,
                Superfund Enforcement Section,  U.S. EPA
                Ret ion VI
                Correspondence and  Attachment
                Transmit tal  for Sheridan Site? Committee
                "•"ethnical Status Report for March  1986

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                ADMINISTRATIVE  RECORD  INDEX

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SITE NUMBER:
SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY;
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £35
     04/11/88
     037
     Greg Tipple, Remedial Investigat ion Unit
     Head, Super-fund Section, Hazardous & Solid
     Waste Division
     Texas Water Commission
     Ruth L.  Izrae-Ji, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Applicable or Relevant and Approriate
     Requirements received from the Texas Air
     Or.int ro 1 Bosrd,  Ra i 1 road Cornm i ss > on of
     Texas, and Texas Dept. of Health; and,
     comments on the Source Control FS
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £36
     04/12/88
     O02
     John M. Cotterell, P.E., Project Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager-,
     Superfund Enforcement Section, U.S. EPf
     Region VI
     Correspondence and Attachment
     Transmittal of Results of Additional
     Evaporation System Soil Sampling dated
     02/01/B8
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £37
     04/12/BB
     001
     Donald W. Beaver, Work Assignment Manager
     Jacobs Engineering Group Inc.
     Ruth L.  Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Transrnittal of review comments on the
     "Baseline Risk Assessment, Sheridan
     Disposal Services Site" prepared by
     ERM-Southwest, Inc., dated 03/14/88

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SITE NUMBER:
                ADMINISTRATIVE RECORD  INDEX

                           FINAL.

                SHERIDAN DISPOSAL SERVICE
                TXD OSS132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
DOCUMENT NUMBER!
DOCUMENT DOTE:
NUMBER OF PflGESi
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                         £38
                     O4/16/88
                     004
                     Ruth L. Israeli, Remedial Project Manager,
                     Superfund Enforcement Section
                     U.S.  EPft Region VI
                     John Cotterell, Site Project Manager,
                     Sheridan Site Steering Committee
                     Correspondence
                     Re:  Meet i rig held to discuss the questions
                     and Agency comments on the Source Control
                     Feasibility Study, and to allow EPPl to
                     restate the major areas of deficiency of
                     the draft Feasibility Study
                         £39
                     04/2B/8B
                     009
                     Ruth L. Israeli, Remedial Project Manager,
                     Superfund Enforcement Section
                     U.S, EPA Region VI
                     Sheridan Site Steering Committee
                     Summery
                     Baseline Risk Assessment Comments for the
                     Sheridan Disposal Service site Draft of
                     March  14, 1988; Revised Comments for April,
                     198C
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                         £40
                     05/04/88
                     003
                     Ruth L. Israeli,  Remedial Project Manager,
                     Superfund Enforcement Section
                     U.S. EPA Region VI
                     U.S. EPA Region VI  File
                     Memorandum end Attachment
                     Meeting summary;  purpose of  meeting  was  to
                     discuss the  revision of the  Source Control
                     Feasibility  Study,  attached  list  of
                     attendees

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SITE NUMBER:
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SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £41
     05/06/86
     001
     Larry D. Wright, Chief, Superfund
     Enforcement Section
     U.S. EPA Region VI
     Robert Stewart, Jones, Day, Reavis & Pogue?
     Corre? pond ence
     EPA concluded that proposed additional
     testing, a=. requested, is not necessary to
     complete the Feasibility Study or to select
     the remedial alternative
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         242
     os/io/ee
     007
     John M. Cotterell, P. E. ,  Project Manager-
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     U.S. EPA Region VI
     Correspondence and Attachment
     Cover  letter for data summaries from the
     Sheridan Disposal Site Phase 1 and Phase £
     Biodecradation Studies
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £43
     05/10/88
     O01
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     Ed Earth,  HWERL
     Memorandum
     Transmittal of full results of PRPs Phase I
     program and partial results from their
     Phase II program regarding sludge
     biotreatabi 1 ity testirig in batch reactors:
     request for technical assistance

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PACES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £44
     05/11/88
     002
     Dr.  Rajagopal Krishnarnoorthy
     Jacobs Engineering Group Inc.
     Ruth L. Izraeli, Remedial Project Mansper,
     U.S. EPA Region VI
     Correspondence
     Comments from review of the  laboratory
     results of the stabilisation ana solvent
     extraction testing raw data  packages
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR r
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £45
     05/1£/8S
     001
     Ruth L. Izrae?]i, Remedial Project Manager
     U.S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence
     Cover  letter for copy of summary table
     referenced in the Risk Assessment Comment's
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £46
     05/1B/68
     ooe
     Kenneth A. Dostal, Environmental Engineer
     U.S. EPA, Office of Research and
     Development, Water Engineering  Research
     Laboratory
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Region VI
     Memorandum
     Comments on the "Phase  I Biological
     Treatability Report for Source  Control
     Feasibility Study"
                             8£

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ADMINISTRATIVE RECORD INDEX

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SHERIDAN DISPOSAL SERVICE
TXD 062133147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £47
     O5/19/88
     002
     John M. Dotterel 1,  P. E. ,  Project Manager
     Sheridan Site Dammittee
     Larry D.  Wright, Chief,  Superfund
     Enforcement Section, U.S. EPA Region VI
     Correspondence
     Technical information and details for the
     proposed treatability studies to provide
     support for the Source Control Feasibility
     Study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PASES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £48
     05/20/68
     006
     Douglas A.  Austin, Manager—Business
     Development
     Resources Conservation Company
     Jerry Greenbaum, Jacobs Engineering Group
     Inc.
     Correspondence
     Information regarding various lagoon
     closure options at Sheridan Disposal Site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £49
     OS/23/66
     005
     Robert T.  Stewart, Vice Chairman
     Sheridan Site Committee
     Larry D. Wright, Chief, Superfund
     Enforcement Section, U.S.  EPA Region VI
     Correspondence and Attachment
     Request for additional meetings with U.S.
     EPA Region VI; plan to submit revised
     interim Feasibility Study by 06/20/88;
     attached schedule to perform additional
     stabilization and biological studies
                            e:

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SITE
NOME:
NUMBER:
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SHERIDAN DISPOSAL SERVICE
TXD 062132
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    £50
                05/24/88
                002
                Fred Reitrnen, Toxicologist, Superfund
                Enforcement Section
                U.S. EPA Region VI
                Ruth L. Izraeli, Remedial Project Manager,
                Superfund Enforcement Section, U.S. EPA
                Region VI
                Memorandum
                Discussion of soil clean-up levels for PCBs
                at the Sheridan Disposal Site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                05/2B/BB
                001
                John M. Cotterell, P.E., Project Manager
                Sheridan Site Committee
                Ruth L. Israeli,  Remedial Project Manager,
                Superfund Enforcement  Section, U.S.  EPA
                Reyion VI
                Correspondence
                Cover  letter for  preliminary workplan
                prepared by Davis L. Ford and  Radian
                Cor porat i on for a B i o 3. og i ca 1 Treat ab i 1 i t y
                Study; request for a meeting at  Radian
                Corporation during the week of 06/06/86
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER OF PAGESi
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:-  .
DOCUMENT TYPE:
DOCUMENT TITLE:
                    £5£
                O&/01/88
                001
                Ruth L. Israeli,  Remedial  Project  Manager,
                Superfund Enforcement  Section
                U.S. EPA Region  VI
                U.S. EPA Region  VI  Site  Files
                Memorandum
                Discusses 05/16/88  meeting regarding
                conclusions  of the  biodegradation  studies

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £53
     06/03/88
     001
     Unspeci fieti
     U.S. EPA Region VI
     U.S. EPA Region VI Site File
     Meeting Attendance List
     List of Attendees at the Sheridan Site
     Dispute Resolution Meeting Number 1 on
     OS/03/68
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £?';•
     06/06/88
     00£
     Larry D»  Wright, Chief, Super-fund
     Enforcement Section
     U.S.  EPA Region VI
     Robert Stewart, Sheridan Site Committee
     Cha irrnan,  Jones, Day, Reavis & Pogue
     Correspondence
     Response to 05/£3/68 letter concerning
     Feasibility Study; meeting scheduled for
     0&/0£/88 to resolve dispute concerning
     necessity of conducting additional
     treatibi1 ity testing before final ing the F'i
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PASES;
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     06/06/88
     388
     Edward R. Bates, Physical Scientist
     U.S. EPA Region VI
     Ruth L.  Isr-aeli, Remedial Project Manager,
     Super-fund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attached Report
     Draft Report on the RCC B.E.S.T. Processes
     as Evaluated During a £4-Hour Test Period
     at the General Refining Site near Savanah,
     Georg ia

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SHERIDflN DISPOSAL SERVICE
TXD 06S1SE147
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PflGES:
ftUTHOR:
COMPRN'Y/fiGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £56
     06/07/88
     OOS
     Sheridan Site Steering Committee
     Unspecified
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPfi
     Region VI
     Out 1ine
     Outline? of Sludge and Soil Sampling Plan
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PAGES:
ftUTHOR:
COMPfiNY/ftGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £57
     06/03/88
     001
     John M. Cottere11, P.E., Project Manager
     Sheridan Site Committee
     Ruth L. Israeli,  Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPfl
     Region VI
     Correspondence
     Transmittal of a  complete copy of the
     Interim Source Control Feasibility Study
     revised in response  to EPft's comments
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PfiGES:
fllJTHDR:
COMPfiNY/ftGENCY:
RECIPIENTi
DOCUMENT TYPE:
DOCUMENT TITLE:
         £58
     06/09/88
     002
     Norrna J. Goldman,
     Unspecified
     Ellen Greeney, U.
     Correspondence
     Initial monthly  report of the community
     relations activity
 Principal

5.  EPfl  Region VI
                             DC

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TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £59
     O&/1Q/BB
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U. S. EPA Region VI
     U.S. EPA Region VI Site File
     Trip Report
     Meeting with John M. Cotterell, Sheridan
     Site Committee to discuss EPA's comments on
     the biological treatability study and to
     rc?ach agreement in general terms
DOCUMENT NUMBERi
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYP'E:
DOCUMENT TITLE:
         £60
     0&/10/6B
     007
     Rajagopal Krishnarnoorthy, Ph.D.,
     Env i ronrnent a 1 Eng i neer
     Jacobs Engineering Group Inc.
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachment
     Conso1i dat ed comment s on the Sheridan site
     Work Plan for additional biological
     treatability study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £61
     05/13/68
     O03
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     John M. Cotterell, P.E.,
     Sheridan Site Committee
     Correspondence
     Transmittal of a copy of
     the draft Biodegradation
     Sheridan site
Project Manager,
Agency comments on
Work Plan for the
                            87

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TXD 062152147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     06/ee/SB
     005
     Donald W. Beaver, Ph.D., Senior
     Geohydrolog ist
     Jacobs Engineering Group Inc.
     Ruth L.  Izraeli, Remedial Project Manager,
     Super-fund Enforcement Section, U.S. EPA
     Region VI
     Cor resplendence
     Concerns review of the  Baseline Rick
     Assessment prepared by  the Sheridan Site
     Comrn i 11 ee
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
fiUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         S&3
     06/29/88
     004
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Transrnittal of attached Comments on
     Feasibility Study dated 06/09/88
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £64
     O6/30/88
     003
     Jerry Greenbaurn
     Jacobs Engineering Group  Inc.
     U.S. EPA Region VI
     Comment s
     Comments on Phase £ Stabilization  Testing
     Work Plan 91-19 Sheridan  Site,  06/21/88
                             p. p.

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TXD 062132147
DOCUMENT NUMBER:
DOCUMENT, DATE:
NUMBER OF PAGES;
ftlJTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £65
     06/30/88
     Oil
     Jerry Greenbaurn, Review Team Project
     Manager
     Jacobs Engineering Group Inc.
     Ruth L. Izraeii, Remedial Project Manager,
     Super fund Enforcement Section,   U. S. EPA
     Region VI
     Correspondence and Attachment
     Transmittal of the attached consolidated
     comments on the Interim Source Feasibility
     Study,  Chapter 6 and Appendices ft,D,E,F,and
     G,
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £66
     07/01/88
     010
     Raj opal Krishnamoorthy, Ph. D. ,
     Env i ronrnent a 1 Eng i neer
     Jacobs Engineering,  Inc.
     U.S.  EPA Region VI Site Files
     CommentE
     Comments on the Biotreatrnent Interim
     Feasibility Study for the Sheridan site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £67
     07/01/88
     003
     Fred Reitman, Toxicologist
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Comments
     Comments on the Revised Sheridan Site Risk
     Assessment, prepared for the Sheridan Site
     Steering Committee
                            89

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           FI.MAL

SHERIDAN DISPOSAL SERVICE
TXD 06E132147
DOCUMENT NUMBER:
DOCUMENT DP.TE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £68
     07/01/68
     004
     Staff
     Sheridan Site Committee
     Residents of Hernpstead, TX
     Fact Sheet
     Sheridan Site Fact Sheet; provides
     overview of the Sheridan Site
                                                         an
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PflGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £G9
     07/07/ee
     001
     Chris Tanner
     ERM-Southwest,  Inc.
     Ruth L. Izraeii, Remedial Project Manager,
     Super-fund Enforcement Section, U.S.  EPA
     Region VI
     Correspondence
     Transrnittal of  leaching procedures that
     were identified as candidates  for the
     n-ubject studies
€
DOCUMENT NUMBER;
DOCUMENT DflTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £70
     07/08/66
     019
     Joe Jowarnicky/Alex Lernmon
     Metcalf & Eddy,  Inc.
     Ruth L. Izraeli,  Remedial Project  Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Region VI
     Comments
     Evaluation and  Comments  on  Feasibility
     Study Dated  06/09/88  prepared  for  the
     Sheridan Site Committee  by  ERM-Southwest,
     Inc.

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SHERIDAN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £71
     07/06/86
     002
     Bheryl Quinn, Project Coordinator
     Unspecified
     Ellen Greeney, U.S. EPA Reg 3 on VI
     Correspondence
     Discusses community relations activities
     conducted during the month of June 1988 for
     the Sheridan site
DOCUMENT NUMBER
DOCUMENT DOTE:
NUMBER OF PAGES
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £7£
     07/06/88
     014
     &teff Consultants
     Metcalf ft Eddy, Inc. / Jacobs Engineering
     Group, Inc.
     U.S. EPA Region VI Site Files and Sheridan
     Bite Steering Committee
     Draft Report
     Evaluation and Commentsr on Chapter fc of the
     Interim Source Feasibility Study dated June
     9.  1988,  prepared for the Sheridan Disposal
     Service Site Committee by ERM-Southwest
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY :
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £73
     07/13/88
     054
     Douglas A. Austin, Director-Business
     Development
     Resources Conservation Company
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S.  EPA
     Region VI
     Correspondence
     Information regarding B.E.S.T. Process and
     its possible application at the Sheridan
     site

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                ADMINISTRATIVE RECORD INDEX
SITE NOME:
BITE NUMBER:
           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
OUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £74
     07/14/BB
     001
     Unspecified
     U.S. EPA Region VI
     U.S. EPfl Re pi on VI
     Meeting Attendance
     List of attendees
     07/14/88
 Site File
 List
from Sheridan meet ing
                                                             on
DOCUMENT NUMBER]
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     07/15/88
     001
     John Cotterell, P.E., Project Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Re:  Draft Ground Water Migration
     Management Remedial Investigation Report
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £76
     07/18/88
     O01
     Unspecified •
     U.S. EPA Region VI
     U.S. EPA Region VI Site File
     Meeting Attendance List
     List of attendees at Sheridan site meeting
     on 07/IB/88

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                ADMINISTRATIVE  RECORD  INDEX

                           FINAL
SITE NOME:
SITE NUMBER:
SHERIDAN DISPOSAL SERVICE
TXD OC2132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
fll.lTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £77
     07/25/88
     001
     Rajagopal Krishnamoorthy, Ph.D.,
     En v i ronrnent a 1 Eng i neer
     Jacobs Engineering Group Inc.
     Ruth L. Israeli, Remedial Project Manager.
     Superfund Enforcement Section, U.S. EPft
     Region VI
     Correspondence
     Transmittal of comments on revised Work
     Plan for Sheridan Biological Treatabi1ity
     Study
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         c'70
     07/25/88
     001
     John M. Dotterel 1, P. E. ,  Project Manager-
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence w/o referenced enclosure
     Sheridan Disposal Services Site - Risk
     Assessment ; transrnittal of rnarked-up pages
     of the Risk Assessment, direct Y^esponse to
     Jacobs Engineering comments, and request
     for- timely review of modifications
DOCUMENT NUMBERj
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:
DOMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £79
     07/26/88
     002
     Chris Tanner, P. E.
     ERM-Southwest,  Inc.
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Transmittal of draft "Work Plan for Phase
     Stabilisation Study"
                            93

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SITE NUMBER:
flDMINISTRflTIVE RECORD INDEX

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SHERIDflN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER!
DOCUMENT DflTE:
NUMBER OF PftGESi
ttUTHDR:
COMPflNY/flGENCY:
RECIPIENT:
DOCUMENT TYPEi
DOCUMENT TITLE:
         £00
     07/2&/88
     003
     Chris Tanner, P.E.
     ERM-Southwest,  Inc.
     Ruth L. Izraeli, Remedial Project Manager.,
     Super-fund Enforcement Section, U.S. EPfi
     Region VI
     Correspondence  and attachment
     Justification of Dike Borings at the
     Sheridan site,  attached location map for
     dike samples
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PflGES:
AUTHOR:

COMPflNY/flGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £31
     07/26/BB
     001
     B.C. Robison, D. V. M. ,  Ph.D., Project
     Toxicologist
     E RM-So ut h west,  Inc.
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section^ U.S. EPfl
     Region VI
     Correspondence
     Rationale for the use of 4.34 as the
     carcinogenic potency factor
i
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PflGES:
PUTHOR:
COMPflNY/flGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £S£
     07/27/88
     OOS
     Robert T. Stewart
     Jones, Day, Reavis & Pogue
     Pamela Phillips, Assistant Regional Counsel
     Correspondence
     Confirmation of agreement reached by EPfl
     and the Sheridan Site Committee on 07/18/68
     regarding PCB levels and a double
     1iner/leachate collection system
                            94

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SHERIDAN DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £83
     07/27/88
     OQ£
     Ruth L. Israeli, Remedial Project Manager,
     Super-Fund Enforcement Section
     U.S.  EPA Region VI
     U.S.  EPA Region VI Site File
     Memorandum and Attachment
     Biotreatabi1ity Study Progress Meeting on
     07/c.'l/ee and attached list of attendees
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £84
     OB/03/88
     00£
     Jerry Greenbaum, Review Team Project
     Manager
     Jacobs. Engineering Group Inc.
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section,  U.S.  EPA
     Region VI
     Correspondence and Attachment
     Comments on the Liner Systems design
     section of the rnsrked-up Sheridan
     Feasibility Study Report submitted to EPA
     on 07/£5/88
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £85
     O8/04/88
     UUJ
     Unspecified
     ERM-Southwest, Inc.
     Ruth L.  Izraeli,  Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Sketches
     Sketches from ERM-Southwest,  Inc. of RCRA
     double liner system design
                            95

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TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         886
     06/06/88
     003
     Larry D.  Wright, Chief, Super-fund
     Enforcement Section
     U. B. EPA Region VI
     John M. Cotterell, P. E. , Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Sheridan Feasibility Study  (FS) Conditional
     Approval; approval of FS pending revision
     of document to reflect changes transmitted
     by this letter
         £87
     08/09/88
     002
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Subrnittal of EPA's- formal comments, on  the
     revised Biological Treatability Study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/ABENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £86
     08/09/66
     005
     Larry B.
     Stewart,
     Sheridan
     Robert E
     Administrator,
     Correspondence
and Robert T.
Feldcarnp, Chairman,
Vice Chairman
Site Committee
 Layton, Jr., P, E. , Regional
      U.S. EPA Region VI
      and Attachment
     Sheridan Superfund Site;  proposal  of the
     Sheridan Site  Committee  to  undertake
     appropriate remedial  action at  the Sheridan
     site

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SITE NAME:
SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

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SHERIDAN DISPOSAL SERVICE
TXD Q6£13£147
DOCUMENT NUMBER:
DOCUMENT, DATE:
NUMBER OF PPQES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE.:
DOCUMENT TITLE:
         £89
     08/10/88
     O31
     Michael L. Daggett, Chief* Organic Lab
     Section, Houston Branch
     U. S.  EPA Region VI
     Dave Cook, U.S. EPfi Region VI
     CLP Date Review
     Case No. 9935: Organic samples FH-907 and
     FH-90fi
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES,
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £90
     08/15/68
     009
     Unspecifieri
     Unspecified
     Ruth Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Comments
     Ground Water Migration Management Reniedie.1
     Investigation Review Comments
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR.:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £91
     08/££/ee
     00£
     Larry D. Wright, Chief, Superfund
     Enforcement Section
     U.S.  EPA Region VI
     John M. Cotterell, P.E.,  Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Sheridan Risk Assessment; aknowledgeraent of
     incorporation of EPA requested revisions
                            97

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DOCUMENT DATE:
NUMBER OF PAGES:
OUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £9£
     OB/£4/BB
     003
     Robert T. Stewart, Vice Chairman
     Sheridan Site Committee
     Larry D. Wrightt Chief, Superfund
     Enforcement Section, U.S. EPA Region VI
     Correspondence
     Sheridan Site Feasibility Study;
     respondents to Administrative Oroer invoke?
     dispute resolution provisions
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/flBENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £93
     03/01/86
     00£
     Rajagopal Krishnamoorthy, Ph.D.,
     Environmental Engineer
     Jacobs Engineering Group Inc.
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachment
     Sheridan Site Comments - Experimental
     Design of Phase III Biotreatrnent Study
i
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £94
     O9/05/BB
     00£
     Robert T. Stewart, Vice Chairman, Sheridan
     Site Committee
     Jones, Day, Reavis & Pogue
     Larry Wright, Chief, Super-fund Enforcement
     Section, U.S. EPA Region VI
     Correspondence
     Sheridan Site Administrative  Order  on
     Consent; Doc. No. CERCLA VI-01087;  requests
     F.PA consider use of Alternative  Dispute
     Resolution  ("ADR") techniques

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DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
flUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £95
     09/06/88
     001
     John M.  Cotterell, P.E.,  Project Manager
     Sheridan Site Cornrni11ee
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attached Reports
     Transmittal of the revised Interim Source
     Control  Feasibility Study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
flUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         £9£
     09/06/88
     004
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site File
     Memorandum to File w/o Attachment
     First Stabilisation Studies Progress
     Meeting 08/31/88; purpose of meeting was to
     describe progress of the stabilisation
     jr-t ud i es
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHORi

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £97
     Q9/07/88
     O03
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     John M.  Cotterell, P.E.,  Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Biotreat merit Progress meeting - 08/30/88;
     Summarisation of the results of meeting to
     discuss progress of the Sheridan
     Biotreatrnent studies being conducted by the
     Radian lab
                            99

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TXD 06£13£147
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £38
     09/07/68
     003
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     John M. Cotterell, P.E., Project Manager,
     Sheridan Site Committee
     Correspondence and Attachment
     Sheridan Work Plan for Stabilisation Study;
     transrnittal of EPA's comments; comments  do
     not imply approval of the proposed studies
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES!
ftlJTHQR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         £33
     09/1E/B8
     001
     Bennett Stokes for Pamela Phillips, Senior
     Attorney
     Ll. S. EPA Region VI
     Robert E. Layton, Jr., P.E., Regional
     Administrator, U.S. EPA  Region VI
     Memorandum
     Sheridan Site Committee; Sheridan  Site
     Committee  (SSC) has invoked the Dispute
     Resolution Provision of  its Remedial
     Invest igat ion/Feasibi1ity Study
     Administrative Order
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         300
     09/18/88
     00£
     Pamela Phillips, Senior Attorney
     U.S. EPA Region VI
     Robert Stewart, Vice Chairman, Sheridan
     Site Committee
     Correspondence w/o referenced  enclosure
     Administrative Order CERCLA  VI-01-87,
     Sheridan Dispute Resolution
                            100

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AUTHOR:
COMPANY/AGENCY!
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE;
         301
     09/13/88
     O01
     Edwin F. Berth, Environmental Engineer,
     Stabilization Section, Risk Reduction
     F.ng i neer i ng La bor at ory
     U. S. EPA
     Ruth L. Israeli, Remedial Project Manager,
     Super-fund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Long-Term Effectiveness of
     Solidification/Stabilization of Oily Waste
DOCUMENT NUMBERi
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         302
     09/21/88
     002
     Robert E.  Layton, Jr., P. E. ,  Regional
     Administrator
     U.S.  EPA Region VI
     Robert T.  Stewart, Vice Chairman, Sheridan
     Site Committee and Pain Phillips, ORC, U.S.
     EPA Region VI
     Correspondence
     Re:  Dispute Resolution Procedures for
     Sheridan Site Committee Conference
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES!
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         303
     09/22/88
     O05
     Chris Tanner
     ERM-Southwest, Inc.
     Ruth L.  Israeli,  Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Interim Source Control Feasibility Study
     Submittal; revised pages 4-1, 6-15, 6-17,
     and 6-34
                            101

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AUTHOR:
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RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    304
                09/23/88
                006
                Jerry Sreenbaurn, Senior Engineer
                Jacobs Engineering Group  Inc.
                Ruth L. Izrseli, Remedial Project Mansge-r,
                Superfund Enforcement Section, U.S. EPA
                Region VI
                Correspondence and Attachments
                Sheridan Disposal Site; Review of Interim
                Control Feasibility Study Dated 09/06/88
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PAGES:
ftlJTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    305
                09/27/88
                002
                Chris Tanner
                ERM-Southwest,  Inc.
                Ruth L. Izraeli, Remedial Project Manager,
                Superfund Enforcement Section, U.S. EPA
                Region VI
                Correspondence  and Attachment
                Interim Source  Control Feasibility  Study
                Submittal; Second Revision of  page  4-1
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                    306
                09/28/88
                012
                Ruth L. Israeli,  Remedial Project  Manager,
                Superfund Enforcement Section
                U.S. EPA Region VI
                Robert Stewart, Vice Chairman,  Sheridan
                Site Committee
                Correspondence and  Attachment
                Dispute Resolution; enclosure  is the
                factual explanation of  EPA's position on
                the outstanding dispute
                            1 0?

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DOCUMENT DATE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         307
     09/26/ee
     Oil
     Robert T. Stewart
     Jones, Day, Reavis & Pogue
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Tr&nsrnittal of  (1) Respondents' Statement
     Regarding Dispute Raised By 05/06/88 Let ten*
     of EPA, and (£') Attachment A - List of
     Respondents
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         308
     10/03/86
     005
     Rajagopal Krishnarnoorthy, Ph.D.,
     Envi ronment a1 Eng i neer
     Jacobs Engineering Group Inc.
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Sampling for Sheridan Phase  III
     Biotr eat merit Study, Radian Corporation,
     Austin, Texas, 09/30/88
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:
COMPANY/AGENCY:
RECIPIENTi
DOCUMENT TYPE:
DOCUMENT TITLE:
         309
     10/04/88
     002
     William A. Eckroade, Environmental
     Engineer, Office of Waste Programs
     Enforcement
     U.S. EPA Headquarters
     Ruth L. Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Memorandum
     Land Disposal Restrictions at Superfund
     Sites
                            10:

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AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         310
     10/04/88
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.9. EPA Region VI
     U.S. EPA Region VI Site Filer,
     Record of Communications
     Re:  Conversation with Paul De Percin, ORD,
     concerning the Stabilisation Study/Haron
     site Dernonst rat i on Pro j ect
DOCUMENT NUMBER;
DOCUMENT DOTE:
NUMBER OP PflGESi
AUTHOR:
COMPANY/AGENCY,
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE;
         311
     10/05/88
     098
     Robert Layton, Jr., Pamela Phillips, ORC,
     Ruth L. Israeli, RPM, and Larry Wright,
     Chief
     U.S. EPA Region VI
     Sheridan Site Committee and U.S. EPA Region
     VI Site Files
     Transcri pt
     The transcript from the meeting held
     between the Sheridan Site Committee, EPfl' <5
     legal staff, and Enforcement staff to
     resolve the disagreement regarding the
     Consent Decree that was issued 0£/03/87
DOCUMENT NUMBER:
DOCUMENT DflTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         31£
     10/10/88
     00£
     Sheryl A. Quinn, Project Coordinator
     Sheridan Site Committee
     Ellen Greeney, Community Relations
     Coordinator, U, S. EPA Region VI
     Correspondence
     Summary of community relations activities
     undertaken during 09/88 on  behalf of  the
     Sheridan Disposal Site
                            104

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DOCUMENT NUMBER:
DOCUMENT,DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         313
     10/ie/BB
     001
     Ruth L. Israeli, Remedial Project Manager,
     Super-fund Enforcement Section
     U.S. EPA Region VI
     Land Ban Work Group, U.S. EPfl Region VI
     Memorandum
     Land Ban Applicability to Sheridan Site
DOCUMENT NUMBER;
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/flBENCV:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         314
     10/12/88
     001
     Robert E.  Layton,
     Administrator
     U.S.  EPfl Region VI
     Robert T.  Stewart,
     Bite Comrni11ee and
     EPA Region VI
     Correspondence
     Re:  Resolution of Dispute Under
     Sheridan Administrative Order,
     CERCLA VI-01-87
Jr.,  P.E.,  Regional
 Vice Chairman, Sheridan
 Parn Phillips,  ORC, U.S.
               the
             Docket
                                                            No.
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         315
     10/14/88
     075
     John M.  Cotterell, P. E. ,  Project Manager-
     Sheridan Site Committee
     Ruth Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence and Attachments
     Re:  Sheridan Disposal Services Site Ground
     Water Migration Management Remedial
     Investigation pages that were revised, as
     indicated by RPM's comments
                            10!

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SITE NOME:
SITE NUMBER:
SHERIDP.N DISPOSAL SERVICE
TXD 06£13£147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF' PflGES;
AUTHOR:

CQMPflNY/flSENCY:

RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                  Ford, John
                  Castaidi
                   Committee
M.  Cotter-ell, and
and Radian
    316
10/17/88
001
Dr. Davis L.
Dr. Frank J.
Sheridan Site
Corporat ion
Ruth L. Israeli, Remedial Project Manager,
Superfunc' Enforcement Section, U.S. EPfl
Region VI
Memorandum
Re:  Change in approach to Reactor Sampling
and finalysis
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF POSES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         317
     10/17/88
     001
     Ruth L. Israeli, Remedial Project Manager
     Superfund Enforcement Section
     U. S. EPA Ret ion VI
     U.S. EPA Region VI Site Files
     Trip Report
     Re:  Discussion with Dr. Castaldi, of
     Radian Corporation concerning available
     data on the biotreatnient bench-scale
     studies
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         318
     10/19/88
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Record of Communication
     Re:  Discussion of the Sheridan Disposal
     Service site Risk Assessment Report,  with
     Philip Crocker, of the Water Management
     Branch
                                                                       1
                            106

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                SHERIDAN DISPOSAL SERVICE
                TXD QG£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                         319
                     10/19/88
                     OOS
                     Rajagopal Krishnarnoorthy, Ph.D.,
                     Environmental Engineer
                     Jacobs Engineering Group
                     Ruth L. Israeli, Remedial Project Officer,
                     Superfunri Enforcement Section, U.S. EPA
                     Region VI
                     Corres pond ence
                     Re:  Sampling for Sheridan Pnase  II
                     Biotreatrnent Study, Radian Corporation,
                     Austin, TX
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                          3PO
                      10/26/88
                      003
                      Acting Regional Director,  Region £
                      U.S. Department of  the  Interior
                      Regional Environmental  Officer, USDI,
                      Southwest  Region, Albuquerque, New  Mexico
                      Memorandum
                      Preliminary Natural  Resources  Survey  of  DOI
                      Trust Responsibilities  at  the  Sheridan
                      Disposal Service Site,  Waller  County,  TX
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PABES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                         321
                     10/26/68
                     003
                     Fred A. Reitman, Toxicologist, Superfund
                     Enforcement Section
                     U.S. EPA Region VI
                     Ruth L. Israeli, Remedial Project Manager,
                     Superfund Enforcement Section, U.S. EPA
                     Region VI
                     Memorandum and Attachment
                     Groundwater Risks for Sheridan Site Risk.
                     Assessment Appendix F
                            107

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SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:
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RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         322
     11/01/6B
     001
     John M. Cottere]!, P. E. ,  Prcject Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Super-fund Enforcement Section, U.S. EDA
     Region VI
     Correspondence
     Re:  Sheridan Site Source Control
     Feasibility Study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         323
     11/01/88
     112
     Staff Consultants
     ERM-Southwest, Inc. for the Sheridan Site?
     Cornrn i 11 ee
     U.S. EPA Region VI Site Filer,
     Report
     The revised Source Control Feasibility
     Study for the Sheridan Disposal Service
     site - Vol. I
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT*
DOCUMENT TYPE:
DOCUMENT TITLE:
         324
     11/01/88
     174
     Staff Consultants
     ERM-Southwest,  Inc. for the Sheridan  Site
     Committee
     U.S. EPA Region VI Site Files
     Report
     The Source Control Feasibility  Study  for
     the Sheridan Disposal Service site  -  Vol.
     II
                            JOG

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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         325
     11/01/88
     001
     John Cotterell, P.E.,  Project Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Re:  Transmittr»l of eight copies of the
     Sheridan Site Risk Assessment
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         3£6
     11/01/88
     £33
     Staff Consultants
     ERM-Southwest,  Inc. for the Sheridan Site
     Committee
     U.S. EPA Region VI Site Files
     Report
     The Baseline Risk Assessment for the
     Sheridan Disposal Service Site in Waller
     County, TX - Vol. I
DOCUMENT NUMBER!
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:

RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         387
     11/01/88
     328
     Staff Consultants
     ERM Southwest, Inc. for the Sheridan Site
     Cornrn i 11 ee
     U.S EPA Region VI Site Files
     Report
     The Baseline Risk Assessment for the
     Sheridan Disposal Services Site in Waller
     County, TX - Vol. II

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DOCUMENT NUMBER:
DOCUMENT. DOTE:
NUMBER OF' PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         3£8
     11/02/88
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Record of Communication
     Documentation of call from Paul de Percin,
     Chemical Engineer, ORD, to discuss Hason
     Stabilisation Study
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
f-HJTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         329
     ii/07/ee
     003
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Briefing Paper
     Sheridan Disposal Services Proposed Plan
     Briefing Paper
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         330
     11/07/88
     004
     Ruth L. Izrseli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Trip Report
     Re:  Trip to Texas Water Commission  to
     discuss Sheridan proposed plan with  TWC
     officials
                            1 10

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TXD 0£»£13£147
DOCUMENT NUMBER;
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                    331
                11/14/88
                00£
                Lou Barinka, Acting Chief, Superfund
                Enforcement Section
                LI. B. EPA Region VI
                John Dotterel 1, Project Manager, Sheridsn
                Site Committee
                Correspondence
                Re:  Sheridan Source Control Feasibility
                Study and Risk Assessment dated November 1,
                19GB
DOCUMENT NUMBER:
DOCUMENT PATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                11/14/86
                013
                Ruth L. Israeli, Remedial Project Manager,
                Superfund Enforcement Section
                U.S. EPA Region VI
                U.S. EPA Region VI Site Filer,
                Memorandum
                Re:  Attached summary paper on facilitated
                transport for the Sheridan Disposal Service
                site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCYi
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    333
                11/15/88
                002
                Roger Meacharn, Office of Public Awareness
                U.S. EPA Region VI
                Residents of Hernpstead, Waller County, TX
                News Release
                Discussion of the possible remedial
                alternatives that the U.S. EPA is
                considering for use, in cleaning up the
                hazardous waste contamination at the
                Sheridan Disposal Service site
                            1 1 1

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TXD
DOCUMENT NUMBER:
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COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         334
     11/16/68
     001
     Ruth L. Israeli, Remedial Project Manager-,
     Superfund Enforcement Section
     U.S. EPA Reqion VI
     U.S. EPP. Region VI Site Files
     Record of Communication
     Documentation of call with John Cottere11
     of the Sheridan Site Committee, to discuss
     dike soils requiring remediation
DOCUMENT NUMBER:
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DOCUMENT TYPE:
DOCUMENT TITLE:
     11/Sl/ee
     001
     Walter J. Starbuck, III
     Resident of Brookshire, TX
     Ellen Breeney, Community Relations
     Coordinator, U.S. EPA Region VI
     Correspondence
     Public comment regarding the November ££
     Hearing on the Sheridan Disposal Service
     site - Superfund
DOCUMENT NUMBER:
DOCUMENT DftTE:
NUMBER OF PflSES:
AUTHOR:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         336
     n/££/ee
     003
     Dr. Robert E. Frulla, Senior Vice President
     International Technology Corporation
     Ellen D. Breeney, Community Relations
     Coordinator, U.S. EPft Region VI
     Correspondence and Attachments
     ITC's comments on the remedies that they
     can provide effectively for the Sheridan
     Disposal Service site

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SITE NAME:
SITE NUMBER:
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           FINAL

SHERIDAN DISPOSAL SERVICE
TXD OGS13E147
DOCUMENT NUMBER:
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AUTHOR:

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DOCUMENT TYPE:
DOCUMENT TITLE:
         337
     ii/££/ee
     008
     Ellen Greeney, Community Relations
     Coordinator
     U.S.  EPA Region VI
     Residents of Hernpstead, Waller County, TX
     Project Update
     Superfund Project Update for the Sheridan
     Disposal Service site Proposed Plan of
     Act i on
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         338
     11/27/88
     001
     Richard ft.  Kemp,  Editor, The Waller County
     News-Citizen
     Great Northwest Publishing Company
     Ruth Izraeli, Remedial Project Manager,
     Superfund Enforcement Branch, U. S. EPA
     Region VI
     Correspondence
     Mr. Kemp's comments regarding the Sheridan
     Disposal Service proposed plans to
     neutralise contaminants at the site
DOCUMENT NUMBERi
DOCUMENT DftTE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         339
     11/SB/68
     001
     William A.  Eckroade, Environmental
     Engineer,  Office of Waste Programs
     Enforcement
     U.S. EPA Region VI
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Branch, U.S. EPA
     Region VI
     Correspondence
     Re:  RCRA LDR and ARAR at the Sheridan
     Disposal Service site, in Hernpstead, TX

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                ADMINISTRATIVE RECORD  INDEX
SITE
SITE
NAME:
NUMBER:
           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PflGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
                    340
                11/29/8S
                001
                Ruth L. Izraeli, Remedial Project Manager,
                Superfund Enforcement Section
                LI. B. EPA Region VI
                John Cotterell, Project Officer, Sheridan
                Bite Committee
                Correspondence
                Re:  Sheridan Disposal Service site Ground
                Water Migration Management Remedial
                Investigation Revised Pages
DOCUMENT NUMBER;
DOCUMENT DfiTE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
                    341
                11/30/88
                003
                Rajagopal Krishnarnoorthy,
                Environmental Engineer
                Jacobs Engineering Group
                Ruth L. Izraeli, Remedial
                               Ph. D.
                               Project Manager,
                Superfund Enforcement Section, U.S. EPfl
                Region VI
                Correspondence
                Re:  Sheridan site, WA No,  1B3, Phase  III
                Biotreatability Study 90 Day  Sampling
                Activity, November £9, 1988
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PflGES:
AUTHOR:

COMPflNY/ftGENCY:
RECIPIENT:

DOCUMENT- TYPE:
DOCUMENT TITLE:
                    34?.
                 12/01/88
                 00£
                 Larry D. Wright, Acting  Chief,  Superfund
                 Enforcement Branch
                 U.S. EPA Region VI
                 James 0. Young, Acting  Regional Director,
                 Region £, U.S. Department  of  the Interior
                 Correspondence
                 Re:  Preliminary Natural Resources Survey
                 of DOI Trust  Responsibilities at the
                 Sheridan Disposal Service  site
                            114

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SITE NOME:
SITE NUMBER:
ftDMlNISTRATIVE RECORD INDEX

           FINAL

SHERIDAN DISPOSflL SERVICE
TXD 06£13c'147
DOCUMENT NUMBER:
DOCUMENT DOTE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT}

DOCUMENT TYPE:
DOCUMENT TITLE:
         343
     12/06/88
     013
     Mike Mitchell, FIT Geologist
     Ecology & Environment, Inc.
     David Winernan, Regions! Project Officer,
     Ecology & Environment, Inc.
     Memorandum
     October 4, 1986 Sampling Inspection,
     Sheridan Disposal Service Hernpstead, TX
DOCUMENT NUMBER:
DOCUMENT DOTE:
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AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         344
     IS/07/88
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Trip Report
     Trip taken to discuss the latest results of
     the bi©treatment bench-scale studies
     conducted on behalf of the Sheridan
     Disposal Service Committee
DOCUMENT NUMBER;
DOCUMENT DATE:
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AUTHOR:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         345
     1S/09/8B
     001
     John Cotterell, P.E., Project Manager
     Sheridan Site Committee
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPft
     Region VI
     Correspondence
     Re:  Enclosure of two copies of the Phase £
     Stabilization Study
                            1 1 «=;

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                ADMINISTRATIVE RECORD  INDEX

                           FINAL
SITE NAME:
SITE NUMBER:
SHERIDAN DISPOSAL SERVICE
TXD Ofe£13£147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         346
     l£/09/88
     £83
     Sa Ba Lee,
           Ph.D., Chris Tanner, Project
                                    Manager,
                                    U. S. EPA
Manager,  and Douglas S. Diehl, President
ERM-Southwest,  Inc.
Ruth Izraeli, Remedial Project
Super fund Enforcement Section,
Region VI
Report
The Phase II Stabilisation Study Report
the Sheridan Disposal Service site
                                             for
DOCUMENT NUMBER:
DOCUMENT DOTE:
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AUTHOR:
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RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         347
     1£709/86
     002
     Donald W. Beaver, Senior Hydrologist
     Jacobs Engineering Group
     Ruth L.  Israeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPft
     Region VI
     Briefing Paper
     Sheridan Disposal Service Proposed  Plan
     Briefing Paper
DOCUMENT NUMBER:
DOCUMENT DOTE:
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AUTHOR:

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DOCUMENT TYPE:
DOCUMENT TITLE:
         340
     l£/13/88
     001
     Dave Winernan, FIT,
     Officer, Hazardous
     U.S. EPft Region VI
     Brian Burgess, Acting Chief,
     Assessment Section, U.S. EPA  Region  VI
     Mernor and urn
     Potential Hazardous Waste  Site  Sampling
     Inspection Report
                   Regional Project
                   Waste Section
                             Site
                             Region

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SITE NOME:
SITE NUMBER:
ADMINISTRATIVE RECORD INDEX

           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 062132147
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         349
     12/14/88
     002
     John M. Cotterell, P. E. ,  Project Manager-
     Sheridan Site Committee
     Ruth L. Israeli, Remedial P'roject Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Correspondence
     Re:  Comments submitted regarding Sheridan
     Disposal Service site by International
     Technology Corporat ion
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:

DOCUMENT TYPE:
DOCUMENT TITLE:
         350
     12/14/88
     007
     John M, Cotterell, P. E. ,  Project Manager-
     Sheridan Site Committee
     Ellen D. Greeney, Community Relations
     Coordinator, U.S. EPA Region VI
     Correspondence
     Sheridan Site Committee's comments on the?
     alternatives for source control remediation
     of the Sheridan Disposal Service site
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         351
     12/15/88
     160
     Lab Personnel
     Lancaster Laboratories, Inc.
     U.S. EPA Region VI Site Files
     Lab Data Report
     Item 1:  Final Leachate Ph - 1988
     Qualification Manual
                           117

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                ADMINISTRATIVE RECORD INDEX
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SITE NUMBER:
           FINAL

SHERIDAN DISPOSAL SERVICE
TXD 062 132147
DOCUMENT NUMBER:
DOCUMENT DATE:
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COMPANY/AGENCY:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         352
     12/15/68
     013
     John M.  Cottere11, P.E.,  Project Manager
     Sheridan Site Committee
     Ellen D. Greeney, Community Relations
     Coordinator, U.S. EPfl Region VI
     Correspondence and Attachments
     Re:  Two stabilization articles referenced
     in Sheridan Bite? Committee Comments
     December 14, 1388 Letter
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:
COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         353
     12/21/86
     098
     John M. Cotterell, P.E.,  Project Manager
     Sheridan Site Committee
     Ruth Izraeli, Remedial Project Manager,
     Superfund Enforcement Section, U.S. EPA
     Region VI
     Report
     Chain-of-Custody documentation relating
     Sheridan Disposal Service Site analyses
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         354
     12/22/86
     028
     Allen J. Medine, Ph.D., Work Assignment
     Manager
     Jacobs Engineering Group, Inc.
     Ruth L Izraeli, Remedial Project Manager,
     Superfund Enforcement Branch, U. S. EPA
     Region VI
     Correspondence and Attachments
     Final Review of the Phase II Stabilization
     Study
                            118

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plan.  During the public comment period, there were comments and ques-
tions regarding the following:

Comment jQ: What types of chemicals are being considered for stabiliza-
tion?

EPA Response:  The Sheridan Site Committee has conducted small-scale tests
on a wide variety of lime and silicate-type materials.  However, the
specific material will be determined during the design phase.

Comment 12:  Biotreatment has not been comrnercially applied on this
scale and scope.

EPA Response;  Biotreatment, such as activated sludge processes, have been
used on a commercial scale to degrade organics in municipal and industrial
effluent.  Biotreatment has been successfully demonstrated in a field-
scale application at the French  Limited site in Crosby, Texas, which
contains similar wastes to those at Sheridan.

Comment #3:  The estimated cost for incineration is too high and the
project can be completed in one year using a high throughput incinerator.

EPA Response:  The conceptual design costs for incineration used in the
Feasibility Study are within the required range for estimated accuracy (+50
percent to -30 percent) and the calculated cost per cubic yard is actually
low when compared to the range of costs discussed in the 1986-1987 survey
of selected firms in the commercial hazardous waste industry, prepared
by the ICF corporation in 1988.

The design concepts and costs developed in the Feasibility Study may be
used to show that a one year incineration period, if mechanically and
logistically feasible, would actually cost more than the 2.7 year period
used in the incineration alternative.

Comment #4:  The incinerator ash can be safely disposed of on site
without special precautions.

EPA Response;  In order to be safely disposed of on-site, it was assumed
in the F5 that the ash would have to meet the substantive requirements
of RCRA Delisting which is a very time-consuming and eventually costly
process.  It was determined that off-site disposal would be less expensive
and more efficient than disposing of the waste on site and satisfying
Delisting requirements.

Comment 15:  The hazards of the site are exaggerated and far too much
money is being spent on the site.

EPA Response;  We do not believe the hazards have been exaggerated.
Unacceptable long-term risks are associated with the chemicals that are
present at the site.  These chemicals are slowly moving downward toward
the ground water and outward toward the Brazos River.  Exposure to these
chemicals could increase the likelihood of contracting cancer or cause
other harmful effects.

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We disagree that the costs are excessive because Superfund requires that
the selected remedy be cost-effective.  That is, when comparing
alternatives which achieve equal protection of human health and the
environment, the least expensive alternative should be selected.

Comment 16 ;  A more suitable remedy would be to fill in the area and
provide funds to the county to monitor the site.

EPA Response;  EPA is mandated to provide long-term protection of public
health, welfare and the environment and reduce waste toxicity, mobility and
volume whenever possible.  Merely, filling in the area does not adequately
accomplish these statuatorily required goals.

Comment 17;  Stabilization should be the preferred remedy for the
snendan site because it is fully protective of human health and the
environment, and has demonstrated advantages over other alternatives in
terms of short-term effectiveness, implementability and cost.

EPA Response;   In order to satisfy the requirements of section 121 of
Th"e~ Superfund Amendments and Reauthorization Act, EPA has determined that
remedial alternatives must be evaluated using nine criteria for comparison,
including Overall Protection of Human Health and the Environment.  When
evaluating the alternatives in terms of their overall protect!veness, EPA
determined that Stabilization is protective of human health and the environ-
ment, but that it is not as protective in the long-term as other alternatives,
such as Biotreatment, which will destroy essentially all mobile organic
contaminants in the waste.

Biotreatment is the least expensive alternative which will significantly
reduce waste mobility, toxicity and volume and essentially eliminate the
source of contaminants to ground water.  Unlike Stabilization, Biotreat-
ment will result in the destruction of all mobile organic compounds which
could migrate into the environment if the stabilization or containment
system were to fail.

EPA agrees with the Commenter that Stabilization is readily implementable
and that its short-term costs are lower than those of Biotreatment.
However, EPA is required to consider potential replacement costs of the
remedy, should it fail, in addition to capital and operational costs.  The
replacement costs for Stabilization are estimated to be considerably
greater than those for Biotreatment.  Further, the potential for remedy
failure is greater for Stabilization since, as is described in Section
4.3 of this Record of Decision, it received a lower rating for Long-term
Permanence and Effectiveness than Biotreatment.  Finally, cost 1s only a
primary consideration when comparing equally protective alternatives
which is not true of Biotreatment and Stabilization.

EPA disagrees that Stabilization has demonstrated advantages over Biotreat-
ment in terms of Short-term Effectiveness.  Although Stabilization may be
accomplished somewhat more quickly, it will release greater volatile
organic emissions than Biotreatment, and those emissions  will not be
controlled.  Whereas,  Biotreatment will be conducted  in  a closed system
with emissions controls.

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Of the remaining six criteria for alternative evaluation, Biotreatment
received a superior rating to Stabilization in all six comparisons.

Comment No. 8

Stabilization studies have been conducted which demonstrate that there
are at least two commercially available stabilization technologies that will
effectively immobilize contaminants in the Sheridan site waste and be
protective of human health and the environment.

EPA Response;  The results of the site-specific stabilization studies do
not demonstrate that all contaminants are effectively immobilized. The
studies show that the stabilization process still allows migration of
select contaminants, particularly benzene. In addition, the studies did
not attempt to further evaluate the long-term stability and protectiveness
of the stabilization by conducting other tests such as sequential leaching,
freeze-thaw and wet-dry tests.  However, no conclusive data is currently
available on the long-term effectiveness of stabilizing high organic
wastes such as those at Sheridan and validated test methods to address
long-term effectiveness have not been fully developed.  A technical evalu-
ation of the Phase 2 Stabilization Study submitted by the commenter for
EPA consideration, is included in the site Administrative Record.

Comment No. 9:  Recent studies on similiar wastes to those at Sheridan
demonstrate that the Stabilization alternative would be protective of
human health and the environment.

EPA Response;  The two references (Evans and Pancoski were authors in
each of the papers) cited in suppport of this comment do not demostrate
that stabilization will be protective of human health and the environment
at the Sheridan site.  In the paper by Evans, LaGrega, Pancoski and
Raymond (1988), it should be noted that the wastes were not similar to
those at Sheridan and did not contain significant levels of volatile
organics.  In contrast, the Sheridan waste contains well over a thousand
times greater concentrations of volatiles such as benzene, toluene and
ethyl benzene than the wastes used in the study.

Regardless of the differences in waste type, the referenced stabilization
study has several potential problems with high organic content of the
leachate and overall strength.  Organics 1n the study were leached from
the stabilized mass as indicated by organic levels in the leachate which
exceeded 200 mg/1.  However, these organics could not be quantified in
the study since the largest organic fraction was found in an area of
unresolved peaks in the GC/MS analysis.  Further, approximately 90 percent
of the compressive strengths tested in the study were less than 40 psi.
Therefore, the stabilized wastes would not meet recommended criteria
(Cullinane et a!., 1986/EPA/540/2-86/001, pers. comm. of Allan Medine,
Jacobs Engineering with C. Wiles, EPA, Cincinnati).

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P

P
          In the second referenced paper, Alther, Evans and Pancoski  (1988), the
          authors did not evaluate the effectiveness of stabilizing mixed wastes
          such as those at Sheridan, but performed a Free Swell  Test using
          Individual  organic compounds.  The Free Swell Test was essentially a
          volume change observation from applying a particular treatment.  Results
          were used to infer the degree of sorption of the compound.   However, the
          treated materials were not tested for Teachability to verify the degree
          of sorption.

          Finally, the conclusions of the second paper, which references the first
          paper provided by the commenter, states that some "preliminary success in
          stabilizing organic hazardous wastes with organically modified clays
          has been achieved in the laboratory, but further analysis is necessary."
          This limited success in the laborotory using dissimiliar materials to
          those at Sheridan cannot be extrapolated to be indicative of the long-
          term protection of human health and the environment at the Sheridan site.

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SITE NAME:
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ADMINISTRATIVE RECORD INDEX

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TXD 06213S147
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES;
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
     i£/£-B/ee
     001
     Ruth L. Israeli, Remedial Project Manager,
     Superfund Enforcement Section
     U.S. EPA Region VI
     U.S. EPA Region VI Site Files
     Memorandum
     Re:  Meeting that was requested by Sheridan
     Site Committee to allow them to further
     discuss stabilization
DOCUMENT NUMBER:
DOCUMENT DATE:
NUMBER OF PAGES:
AUTHOR:

COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         35G
     1S/E9/88
     030
     Ruth L.  Israeli, Remedial Project Manager
     Superfund Enforcement Section
     U.E. EPA Region VI
     U.S. EPA Region VI Site Files
     ROD
     The Record of Decision for the Sheridan
     Disposal Service Superfund site,  in
     Hempstead,  Waller County, TX, which
     discusses the remedial alternative?
     (biotreatment)  that EPA has selected
DOCUMENT NUMBER:
DOCUMENT DATE:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         357
     Undated
     007
     Unspecified
     Texas Water Commission
     U.S.  EPA Region VI Site Files
     Summary
     Site Remedial Action report for Sheridan
     Disposal Service, Inc.; Solid Waste
     Registration No.  39007
                           119

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TXD QGE132147
DOCUMENT NUMBER:
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COMPANY/AGENCY:
RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         358
     Undated
     00£
     Robert E. Layton, Jr., P. E. ,  Regional
     Administrator
     U.S. EPA Region VI
     Robert T. Stewart,
     Site Committee and
     EPA Region VI
     Correspondence
     Dispute Resolution Procedures for Sheridan
     Site Committee Conference
Vice Chairman,  Sheridan
Pamela Phillips,  U.S.
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:
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RECIPIENT:
DOCUMENT TYPE:
DOCUMENT TITLE:
         359
     Undated
     026
     Staff Consultants
     Hold That River, A Subsidiary of Gulf
     Applied Technologies
     U.S. EPA Region VI Site Files
     Report
     Brochure on Hold That River's Erosion
     Control Prevention & Protection Services
DOCUMENT NUMBER:
DOCUMENT DATE:
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AUTHOR:
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DOCUMENT TYPE:
DOCUMENT TITLE:
         360
     Undated
     107
     Staff Consultants
     ERM-Southwest,  Inc.
     U.S. EPA Region VI Site Files
     Report
     The Draft Ground Water Migration Management
     Remedial Investigation Report for Sheridan
     Disposal Service dated 07/15/68
                            120

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r
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TXD 062132147
        DOCUMENT NUMBER:
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        COMPANY/AGENCY:
        RECIPIENT:
        DOCUMENT TYPE i
        DOCUMENT TITLE:
                    361
                Undated
                004
                Torn Kearns, Environmental Duality
                Specialist
                Texas Department of Water Resources
                U.S. EPfl Region VI Site Files
                Pre1i mi nary Assessment
                Potential Hazardous Waste Site
                Identification and Preliminary
                for Sheridan Disposal Service
                                                            Assessment
        DOCUMENT NUMBER;
        DOCUMENT DATE:
        NUMBER OP PAGES;
        AUTHOR:

        COMPANY/ABENCY:
        RECIPIENT:
        DOCUMENT TYPE:
        DOCUMENT TITLE:
                Undated
                002
                Fred Reitman, Toxicolegist, Superfund
                Oklahoma/New Mexico Section
                U.S. EPA Region VI
                Ruth Izraeli, Remedial Project Manager,
                Superfund Enforcement Section, U.S. EPA
                Region VI
                Memorandum
                Re:  Bioavailability of PCB from Solid
                Matri x
                                                                     AGENCY
                                                                  DALLAS, TEXAS
                                   121

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                                APPENDIX C

                        Sheridan Disposal Services
                Community Relations Responsiveness Summary


This Community Relations Responsiveness Summary has been prepared to
provide written responses to comments submitted regarding the proposed
plan of action at the Sheridan Superfund site.  The summary is divided
into two sections:

   Section I:    Background of Community Involvement and Concerns.
   This section provides a brTef history of community interest and
   concerns raised during the remedial planning activities at the
   Sheridan site.

   Section II:  Summary of Major Comments Received.  The comments
   are summarized and EPA7* responses are provided.

I.   Background of Community Involvement and Concerns

In general, there has been a long history of citizen awareness of the
Sheridan Disposal site.  There was a high level of concern in the early
1970's when incineration at the site resulted in air emissions that
apparently disturbed people living within a 7-mile radius of the site.
A citizens' group, the Committee for a Clean Waller County, submitted a
petition of 500+ signatures to the Texas Water Quality Board in 1971
calling for closure of the Sheridan
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