UMMAHIES
act Sheets

Progress
	

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                               To Our Readers...


      The Environmental Protection Agency, Region 6, has made every effort to ensure the
accuracy and timeliness of these Superfund Site Status Summaries.  However, if you feel that
we have made an error or you have information that you feel would be beneficial to
improving these public information documents, we want to hear from you! Please contact us
at 1-800-533-3508 (toll free) with your comments and suggestions.


                                   Thank You!

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COMPASS
INDUSTRIES
(AVERY  DRIVE)
OKLAHOMA
EPA ID# OKD980620983
   REGION 6
  SIGNAL DISTRICT 01
  Tulsa County
  handler Park

  Iher Names:
Cbandtor Landfill
Site Description
Location:     »The site is a former landfill located in a previously operated quarry in the
            Chandler Park area west of Tulsa, Tulsa County, Oklahoma.

Population:   • The Tulsa metropolitan area has a population of 376,000

Setting:      « Nearest residence is 1/4-mile from the site.
            • Nearest drinking water well is approx. 1/2-mile from the site, is not currently in
            use, and is up-gradient.
            • Approximately 30 acres in area, depth of refuse and hazardous waste is
            approximately 20 feet.

Geology:     • The site is located on a bluff adjacent to the Arkansas River.
            •Waste is located in a stone quarry in the Hogshooter Limestone formation,
            which varies between 20  and 30 feet thick.
            • Beneath the site is the Coffeyville formation, consisting of shales interspersed
            with minor sandstones and siltstones.
Wastes and Volumes
• Principal pollutants at the Compass Industries Superfund site include waste jet fuel and oily
sludges, miscellaneous solvents, acids, caustics, bleaches and benzene.
• PCBs and pesticides have also been detected.
• The absolute volumes of pollutants are generally unknown, but are estimated to be
approximately: 22,000 gallons of waste jet fuel, 4,000 gallons of solvents and 3,300 gallons of the
caustics, bleaches and benzene.
Site Assessment and Ranking
                          NPL LISTING HtSTORY
                              Site HRS Score: 60.57
                             Proposed Date: 9/08/83
                               Final Date: 9/21/84
                               NPL Update: No. 1
                                                                December 4, 1995

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• One potentially responsible party (PRP), Texaco, stated that a ground water score was
assigned but that no ground water testing was done, that the air data was insufficient to
document an air release, and that tests failing to detect hazardous substances were not taken into
account in computing the HRS score.
• EPA responded that the HRS score was based on route characteristics, that an air release was
properly assigned, and that negative results do not counter positive results.
Site Map and Diagram
         COMPASS INDUSTRIES
             SUPERFUND SITE
The Remediation  Process 	

Stte History:

• The site, originally a limestone quarry (1930s), was a permitted landfill which accepted an
unlcnown quantity of hazardous wastes from the surrounding industries.
• The landfill operated from 1964 to the late 1970s.
• One PRP, Ashland Chemical Co., responded during the National Priorities List (NPL)
Proposal comment period that they would not participate in the remediation.
• Site caught fire underground and burned for more than a year (1982).
• May - June 1988, EPA installed a fence and posted warning signs around its perimeter.
• The Remedial Design (RD) was completed in 4/89 under OSDH and U.S. Army Corps of
Engineers project oversight.
December 4,1995
COMPASS INDUSTRIES (AVERY DRIVE)

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• Winter turfing had to be planted during fall 1990, thus extending the Remedial Action
schedule.
• Final turfing was planted during summer 1991, which facilitated better growth.
• Operation and Maintenance (O&M) began in September 1991 with collection of seepages and
background samples.
• Subsequent fiscal quarters of sampling (through October 1994), indicates the contaminants to
be below monitoring standards.
• The Completion Report memorializing the end of Remedial Action was signed by the
Regional Administrator on June 30, 1992.
• The Construction Completion notice was entered into the Federal Register in July 1992.

Health Considerations:

• The site had a potential for recurring fires with toxic air emissions which had the possibly of
reaching nearby residences.

Other Environmental Risks:

• Potential of surface discharges along bluff below landfill site.
• Area is a bald eagle habitat.
• Previous underground fires have contributed to air releases at the site.
Record of Decision
                                  Signed: September 27,1987
• The remedy selected for the Compass Industries Superfund site includes capping the landfill,
with onsite treatment of contaminated ground water, if necessary.

Ground Water:

• Treatment of upper, perched aquifer, if deemed necessary, following installation of the cap.

Soil Treatment:

• Multi-layer cap to confine and isolate landfill contaminants, and to reduce leachate migration
into ground water aquifers.
     Other Remedies Considered

1. "No Action"

2. Cap and off-site ground water
treatment
3. Full onsite thermal destruction
4. Partial onsite thermal destruction
5. Partial off-site thermal destruction
         Reasons Not Chosen
Not protective of human health and the
environment
Increased potential for human exposure to
site contaminants
Not cost-effective
Not cost-effective
Not cost-effective
 COMPASS INDUSTRIES (AVERY DRIVE)
                          December 4, 1995

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Community  Involvement
• Community Involvement Plan: Developed 3/84 by EPA, revised 7/90 by PRPs
• Open houses and workshops: 4/89 (RD Completion), 1/90 (RA Start)
• Original Proposed Plan Fact Sheet and Public Meeting: 7/87.
• Original ROD Fact Sheet:  3/88
• Milestone Fact Sheets:  9/91

• Citizens on Mailing List: 160

• Constituency Interest:  Concerns about direct contact with site wastes due to close proximity of
an elementary school and Chandler Park.

• Site Repository:    Page Memorial Library, 6 East Broadway, Sand Springs, OK 74063
Technical Assistance Grant
  Availability Notice: 2/89
  Letters of Intent Received: None
  Final Application Received:  N/A
  Grant Award: N/A
  Current Status: No past or current TAG interest from community
Fiscal and Program Management
  Remedial Project Manager (EPA): Shawn Ghose, 214/665-6782, Mail Sta. 6SF-LN
  State Contact: Hal Cantwell
  Community Involvement Coord. (EPA): Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
  Attorney (EPA):  Jonathan Weisberg, 214/665-2180, Mail Sta. 6SF-DL
  State Coordinator (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
  Prime Contractors: RI/FS: John Mathes & Assoc. (for OSDH)
                   RD/RA: Bechtel Environmental, Inc. (for PRPs)
                   Oversight:  U.S. Army Corps of Engineers (for EPA)
Cost Rocovary: PRP Lead (Enforcement)

• PRPs Identified: Approximately 300
• Viable PRPs:  Texaco, Sun Refining & Marketing, and Standard Royalties Liquidating Trust
• The above group performed the Remedial Action under an Unilateral Administrative Order
December 4, 1995
COMPACS INDUSTRIES (AVERY DRIVE)

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Present Status and Issues
• Cost recovery efforts are continuing for past fiPA outlay .> Jming RI, FS, and RD.
•The site is currently in a five-year Operations and Maintenance phase to ensure that the site
cleanup remedy continues to protect public health and the environment.
• Monitoring for three-plus years past the cap installation has shown that contaminants of
concern are within the cleanup standards.
• A five year review of the site was concluded in the 4th Quarter of FY95 to evaluate the
effectiveness of the remediation based on the monitoring data.

Cleanup Measurements  	
• American Bald Eagle habitat has been made safer due to remedial efforts.
• Approximately two stream miles along the Arkansas River have been made safe from offsite
migration of contaminants, allowing continued recreational activities by area residents.
• The potential for site fires spreading airborne contamination to over 300,000 residents of Tulsa
has been mitigated.
• Thirty acres will be returned to recreational/commercial use when the site is delisted.
COMPASS INDUSTRIES (AVERY DRIVE)
December 4, 1995

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DOUBLE  EAGLE
REFINERY
COMPANY
OKLAHOMA
EPA ID#OKD00718871
A REGION 6
^SIGNAL DISTRICT 06
 klahoma County
 Oklahoma City
Site  Description  ——	

Location:     • Southeast Oklahoma City, Oklahoma
            • Two blocks southwest of the intersection of Eastern Avenue (Martin Luther
            King Blvd.) and NE Fourth Street, bordered by the Atchison, Topeka and Santa
            Fe (ATSF) Railroad to the north.

Population:   +- About 32,000 people live within three miles of the site.

Setting:      • Located in industrial area of city, southwest of the Fourth Street Abandoned
            Refinery Superfund site.
            • One-half mile southwest of Douglas High School, one-quarter mile south of a
            residential area.

Hydrology:   • Shallow ground water directly beneath the site is not usable as a drinking water
            supply due to extremely high concentrations of total dissolved solids, the result of
            oil and gas activities in the area.
            • Deeper ground water may be used as a supplemental water supply. However,
            area drinking water is currently supplied from area lakes several miles from the
            site.
            • The nearest river is the North Canadian, about 2,500 feet south of the site.
Wastes and Volumes  	

1. Principle Pollutants

            •  Lead up to 13,300 ppm(sludge)
            •  Xylene(t) up to 48 ppm (soil/sed.)
            •  Ethylbenzene up to 10 ppm (soil/sed.)
            •  Trichloroethane 20 ppm (soil/sed.)

(ppm = parts per million)

2. Volume: 43,000 cubic yards (approximately)
                                                                 December 4, 1995

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Site Assessment and Ranking
                               NPL LISTING HISTORY
                                   Site MRS Score: 30.83
                                   Proposed Date: 6/24/88
                                     Final Date: 3/31/89
                                     NPL Update: fta 7
Site Map and Diagram
            Double Eagle Refinery
The Remediation Process  	

Site History:

• From 1929 until the early 1980s, the facility re-refined used motor oils from truck fleets,
garages, automobile dealers, industries, and city, State, and Federal agencies primarily within the
State of Oklahoma, by a process of acidulation and filtration.
• Based on soil, sludge, and water samples taken in October 1987, EPA proposed the site to the
National Priorities List (NPL) in June 1988.  Inclusion on tne NPL was finalized in March 1989.
• EPA sent letters to 453 companies in September 1989 and August 1991 requesting information
on their involvement in the Double Eagle facility. Thirteen of these companies are being
pursued as potentially responsible parties (PRPs) and have been offered the opportunity to
participate in the  remedy for the site.
• EPA began a remedial investigation/feasibility study in March 1990. Studies on the surface
wastes were completed in September 1992; studies on the ground water were completed in
September 1993.
December 4,1995
DOUBLE EAGLE REFINERY COMPANY

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• EPA selected stabilization and offsite disposal as the remedy to address surface contamination
in September 1992.
• The remedy for the Ground Water Operable Unit was selected in April 1994.  This remedy
included ground water monitoring upon completion of the source removal.
• Records identifying 46 new potentially responsible parties were found in the Oklahoma State
Department of Health archives in October 1992.  These records also indicated that listed
hazardous wastes (trichloroethylene) were shipped to the site at one time. Because disposal of
listed hazardous wastes was not included in the selected remedy, EPA must follow administrative
procedures to prove that the waste can be disposed as a non-hazardous material.
• EPA is currently developing data necessary to complete a petition to delist the waste at the
site, allowing the original remedy to be implemented.
• EPA has completed the design of the ground water monitoring system.  Installation of the
system will be contracted out in Fall 1995.
• Design work to address the surface waste has been delayed until the listed waste issue is
resolved.

Health Considerations:

• Direct contact threat from lead contaminated sludge and soil.

Record  of Decision  	
                              Signed: September 28,1992 (Source)
                                  April 19,1994 (Groundwater)
• The Source Control Record of Decision (ROD) calls for onsite stabilization and disposal in an
offsite landfill permitted for non-hazardous wastes.
        Other Remedies Considered
           Reason Not Chosen
1. No Action/Limited Action
2. Onsite stabilization and Capping

3. Onsite stabilization, Onsite Disposal
4. Onsite Incineration, Onsite capping of ash
5. Offsite Incineration, Offsite Disposal
Will not address all risks
Not considered permanent due to possible
failure of cap.
Was the recommended alternative but State
preferred the more economical offsite
disposal.
Does  not address metals (primary risk)
Does  not address metals (primary risk)
• The Ground Water ROD calls for monitoring slightly contaminated ground water upon
"cmpletion of the source control remedy.
        Other Remedies Considered
         Reason Not Chosen
1. No Action

2. Pump and Treat
Will not provide for protection of lower
ground water.
Will not reduce overall risk due to possible
offsite source and high dissolved solids.
DOUBLE EAGLE REFINERY COMPANY
                          December 4, 1995

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Community  Involvement
• Community Involvement Plan: Developed 1/90
• Remedy selection open houses and workshops: 9/89,11/89, 8/90, 04/91, 6/92.
• Original Proposed Plan Fact Sheet:  7/10/92
• Remedy selection public meetings: 7/17/92 (source), 8/12/93 (ground water)
• Remedial design/construction open houses: 11/94 and 3/95.
• Milestone Fact Sheets:  9/89,11/89, 2/90, 8/90, 3/91, 6/92.
• Citizens on site mailing list: 36
• Constituency Interest:
      - Current and potential contamination to residential areas.
      - Health effects
• Site Repository:  Ralph Ellison Library, 2000  Northeast 23, Oklahoma City, OK 73111
Technical Assistance Grant
• Availability Notice: 09/89
• Letters of Intent Received:
       1) Eastside Environmental Coalition - 2/13/90
• Final Application Received: 3/15/91
• Grant Award: 6/11/91
• Current Status:  EPA is currently conducting monthly telephone calls with the Coalition.
Fiscal and Program Management
• Remedial Project Manager (EPA): Philip Allen, 214/665-8516, Mail Sta. 6SF-AO
• State Contact:  Scott Thompson
• Community Involvement Coord.(EPA):  Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
• Attorney (EPA):  Pamela Travis, 214/665-8056, Mail Sta. 6SF-DL
• State Coordinator (EPA):  Robbie Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor: Fluor Daniel, Inc.
Cost Recovery:  EPA-lead site (Fund)

• PRPs Identified: 42
• Viable PRPs: 42
 December 4,1995
                                                       DOUBLE EAGLE REFINERY COMPANY

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Present Status and Issues
• Records found in the Oklahoma State Department of Health archives indicated that listed
hazardous wastes were sent to the site at one time. As part of the selected remedy, offsite
disposal of the waste would take place at a RCRA Subtitle D facility.  Subtitle D facilities are
not permitted for disposal of listed hazardous wastes.  EPA has three options to address the
hazardous waste issue:  1) disposal at a facility permitted for hazardous waste (double the cost of
the selected remedy); 2) disposal of all waste onsite (not supported by the
community); or 3) prove that the waste is not hazardous and administratively "delist" the
material.

• EPA has chosen to pursue administrative "delisting" of the waste.  The delisting petition is
expected to be completed in January 1996.  This approach has been supported by both the State
of Oklahoma and the residents in the area of the site.
Cleanup Measurements
• Once completed, the remedy selected for the Double Eagle Refining Co. site will mitigate risks
from 43 ,000 cubic yards of contaminated sludge for approximately 32,000 people living within
three miles of the site.
DOUBLE EAGLE REFINERY COMPANY
December 4, 1995

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FOURTH  STREET
ABANDON
REFINERY
OKLAHOMA
EPA
OKD98069647P v
               &
                                           EPA REGION 6
                                           i^SSIONAL DISTRICT 06
                                               klahoma County
                                               Oklahoma City
Site Description   	

Location:     • Southeast Oklahoma City, Oklahoma.
            • Immediately southeast of the intersection of NE 4th Street and Eastern
            Avenue, 2200 Fourth Street, bordered by the Atchison, Topeka and Santa Fe
            (ATSF) Railroad to the south.

Population:   "Approximately 1,000 people live within one mile of the site.

Setting:      •"About one-half mile south of Douglas High School, one-quarter mile southeast
            of a residential area.
            • Industrial area, directly northeast of Double Eagle Refining Superfund site.

Hydrology:   • Shallow ground water directly beneath the site is not a usable drinking water
            supply due to extremely high concentrations of total dissolved solids, the result of
            oil and gas production activities in the area.
            • Deeper ground water may be used as a supplemental water supply.  However,
            area drinking water is currently supplied by area lakes located several  miles away
            from the site.
            • The nearest river is the North Canadian, 2600 ft. south of the site (south side of
            Interstate 40).
            • An old meander loop of the North Canadian River transects the site, but has
            been backfilled.
Wastes and Volumes

1.  Principle Pollutants:

      Lead
      Chrysene
      Phenanthrene
      Naphthalene
                          to 24,500 ppm (sludge)
                          to 47 ppm (sludge)
                          to 120 ppm (soil/sed)
                          to 220 ppm (soil/sed)
      (ppm = Parts Per Million)

2. Volume: Approximately 47,000 cubic yards.
                                                               December 4, 1995

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Site Assessment and Ranking
                           NPL LISTING HISTORY
                              Site HRS Score: 30.67
                              Proposed Date: 6/24/88
                               Final Date: 3/31/89
                               NPL Update; No, 7
Site Map and Diagram
           NORTHEAST FOURTH STREET
                                                 North East Fourth Street-
          Fourth Street Refiner
                                 Double Eagle Site
                                                   Oklahoma City
December 4. 1995
                                            FOURTH STREET ABANDONED REFINERY

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The Remediation  Process
SKe Histc.,:

• The site operated as a waste oil reclamation facility from about 1940 until the early 1960s.
• From June 1985 through December 1987, EPA performed sampling at the site, which
indicated elevated levels of several pesticides, acid-based neutral compounds, and volatile organic
compounds in soil/sediment and sludge.
• EPA proposed the site for inclusion on the National Priorities List in October 1987. In
March 1989, the site was included on the National Priorities List.
• EPA was unable to locate any viable Potentially Responsible Parties (PRPs) to participate in
the remedial investigation.  On October 6, 1989, EPA notified the current landowners that they
would not be pursued as PRPs parties (as innocent landowners) and began a remedial
investigation.
• EPA completed its investigation of the surface wastes in May 1992 and its investigations of
ground water in the area in June 1993.
• EPA selected a remedy for the surface wastes in September 1992, which included stabilization
and offsite disposal.  EPA selected a remedy for the ground water operable unit on September
30,1993, which included monitoring to ensure protection of the lower aquifer.
• EPA has completed remedial design work for both the surface waste material and the
installation  of a ground water monitoring system. Contracts for implementation of the surface
remedy have been executed and field work began in April 1995. Contracts for the ground water
remedy will be executed in Fall 1995.

Health Considerations:

• Potential for ingestion of contaminated soils by workers onsite.

Record  of Decision  	
                              Signed: September 28,1992 (Source)
                               September 30,1993 (Groundwater)
• The selected source control remedy includes onsite stabilization and offsite landfill disposal at
a facility permitted for non-hazardous waste.
  Other Remedies Considered

1. No Action/Limited
2. Onsite stabilization/Cap
3. Onsite stabiiization/Onsite landfill
4. Onsite incineration

5. Offsite Incineration
           Reason Not Chosen
Will Not address sKe risk
Potential cap failure
State preferred lower cost offsite remedy
High cost, would not address primary risk from
metals.
Same as onsite incineration
 • The selected ground water remedy involves monitoring to ensure that contaminants don't
 migrate into the lower aquifer.
 FOURTH STREET ABANDONED REFINERY
                                December 4, 1995

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  Other Remedies Considered
               Reason Not Chosen
1. No Action

2. Pump and Treat
Does not provide for monitoring and protection of
lower aquifer.
No risk reduction due to possible offstte sources;
ground water not useable due to high dissolved
solids content.
Community Involvement
• Community Involvement Plan: Developed 1/90.
• Remedy selection open houses and workshops: 9/89,11/89, 8/90, 4/91, 7/92; 2/93, 8/93.
• Proposed Plan public meetings: 7/92 (source), 8/93 (ground water).
• Milestone Fact Sheets: 8/88, 5/89, 9/89,11/89, 2/90, 7/90, 8/90, 6/92.
• Remedial design/construction open houses: 11/94, 3/95.
• Citizens on site mailing list: 29

• Constituency Interest:
      - The local community concerned about air emissions and drinking water supply.

• Site Repository:    Ralph Ellison Library, 2000 Northeast 23, Oklahoma City, OK 73111
Technical Assistance Grant
• Availability Notice:  09/89
• Letters of Intent Received:
       1) Eastside Environmental Coalition 2/13/90
• Final Application Received: 3/15/91
• Grant Award: 6/11/91
• Current Status: EPA conducts monthly telephone calls; group monitoring construction.
Fiscal and Program Management
• Remedial Project Manager (EPA): Philip Allen, 214/665-8516, Mail Sta. 6SF-AO
e State Contact: Scott Thompson
• Community Involvement Coord. (EPA): Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
• Attorney (EPA): Pamela Travis, 214/665-8056, Mail Sta. 6SF-DL
• State Coordinator (EPA):  Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor: Fluor Daniel, Inc.
December 4,1995
             FOURTH STREET ABANDONED REFINERY

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Cost Recovery: PRP Lead (Enforcement)

• PRPs Identified: One current owner; State of Oklahoma owns contaminated area offsite,
south of railroad tracks (Parcel H).
• Viable PRP:  3
Present Status and Issues
• Contracts have been executed for the implementation of the remedy to address surface wastes
Onsite work began in April 1995 and should be completed in spring 1996.
• Contracts for the installation of the ground water monitoring system will be executed in Fall
1995.
Cleanup Measurements
• Cleanup of the Fourth Street Site will mitigate 42,000 cubic yards of contaminated sludge, soil
and sediments.
FOURTH STREET ABANDONED REFINERY
December 4, 1995

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HARDAG
OKLAHOMA
EPA ID# OKD0004000&3
                                      EPA REGION 6
                                      GRESSIONAL DISTRICT 04
                                         McClain County
                                                            Other Mamas:
                                                           Hardaga Landfill
                                                            Crimr Landfill
                                                     Criner/Hardag* Waste Disposal
Site Description
Location:


Population:

Setting:

Hydrology:
• 3/4 mile west of Criner, Oklahoma, on Highway 122, 30 miles southwest
of Oklahoma City, McClain County.

• Approximately 20 within a 1 mile radius of the site.

• Rural, agricultural area; nearest residence is at site boundary.

• Bedrock is fractured shale/sandstone; fracturing contested by Potentially
Responsible Parties (PRPs).

• Site is adjacent to (but not on) North Criner Creek floodplain.

• Creek alluvial aquifer is a source for drinking water remote downstream.
Wastes and Volumes
            Waste	
      • 1,2 - dichloroethane
      • 1,1,2 - trichloroethane
      • tetrachloroethane
      • trichloroethene
      • toxaphene
      (PPM = Parts Per Million)
                   Ground Water
                     350 ppm
                      54 ppm
                      24 ppm
                      36 ppm
  Soil
  180 ppm
  170 ppm
16,000 ppm
 1,500 ppm
  160 ppm
      • Other site contaminants include arsenic, solvents, pesticides, Polychlorinated Biphenyls
      (PCBs), oils, paint sludge, ink, and heavy metals.

Volumes in the 60 acre permitted area include:

             • Main pit:  Two acres, 15-20 feet thick.
             • Liquids - 1,800,000 gallons
             • Waste fill/sludges 174,000 cubic yards
             • Sludge mound: 1.5 acres, 15-20 feet thick.
             • Drum mound:  0.8 acres, 30-40 feet thick; may contain over 20,000 drums.
                                                                    December 4, 1995

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Site Assessment and Ranking
                          NPL LISTING HISTORY
                              Site HRS Score: 51.01
                              Proposed Date: 10/81
                                Final Date: 9/08/83
                                NPL Update: NoTl
• Site Assessment conducted 1980
• Site Operator had permit issued by the Oklahoma State Department of Health (OSDH), now
Oklahoma Department of Environmental Quality (ODEQ).
• Site was fenced and access restricted by operator.
• EPA filed suit in 1980, expanded suit in 1982 to include CERCLA Section 106.
Site  Map and Diagram
                                       NORTH
WEST  /     /
POND -f-  /
AREA  /    /


        MAIN
          PIT
                                       SLUDGE
                                       MOUND
                                                     BARREL
                                                     MOUND
                                                     EAST
                                                    POND
                                                    AREA
                               Hardage/Criner
The Remediation Process	

SK* History:

• Waste pits received bulk, drummed liquids, and sludges.
• The site was divided into source control and management of migration operable units in 1985.
• The Hardage Steering Committee (HSC), a group of potentially responsible parties (PRPs)
performed studies on site from fall 1986 through 1988, proposing a cap and slurry wall contrary
to EPA's ROD.
December 4, 1995
                                                                 HARDAGE/CRINER

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• September - November 1987, the Potentially Responsible Party (PRP), with EPA oversight,
provided an alternate water supply to residents southwest of the site.
• March 1988, PRP erected a fence at the site to restnct public access.
• Court opinions on liability, past costs and remedy were rendered August 9, 1990. Liability and
past costs were decided in favor of the United States while the court selected the PRP proposed
remedy.
• The liable parties have filed appeals over past costs and one party is appealing its liability.

Health Considerations:

• Contamination of surface water, ground water, and surface soils has been documented.

• Potential for human exposure via direct contact, ingestion of contaminated soils, and
inhalation of contaminants.

Other Environmental Risks:

• Contaminant seeps have been documented on site and are covered when found.
 Seeps in the borrow pit area have forced the PRPs to investigate additional methods for
collecting ground water for treatment and deep well injection.

Record  of Decision	
                                   Signed: November 22,1989
                                  Opposed by ODEQ and PRPs

• The Hardage Record Of Decision (ROD) was signed in November 1989, just prior to the trial.
However, both the ODEQ and the PRP group, the Hardage Steering Committee, opposed the
EPA chosen remedy.

• The issue was decided in Federal District Court in favor of the HSC.

• The project has moved forward under a court-ordered remedy in lieu of a traditional ROD.

• The remedy is split into two operable units, one for source control and the second for ground
water migrating offsite.

Source Control:

• Institutional Controls to restrict access.

• Recovery of all pumpable liquids.

• Separation of the  phases recovered by an onsite separation system.

• Offsite incineration of the phases recovered.

• Eventual cap of the source area.
HARDAGE/CRINER
December 4. 1995

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Ground Water
• Recoveiy of ground water migrating through the source area via a large trench.
• Recovery of ground water down-gradient from the source area via recovery wells.
• Cleaning the recovered water by air stripping and filtration.
• Water to be cleaned to standards applicable for discharge to North Criner Creek.
        Other Remedies Considered

       1. "No Action"


       2. Capping with collection trenches
                                                     Reasons Not Chosen
                                              Direct contact hazards, ground/surface
                                              water problems will Increase

                                              Free liquids would still be released from
                                              sources migrating vertically and laterally
                                              through fractured bedrock and
                                              contaminating aquifers as the situation
                                              deteriorates since no barrier exists at a
                                              shallow enough depth to make cut-off
                                              feasible.

• Fencing and capping activities to date have been implemented by the PRPs.

• By order of Federal District Court, all Remedial Design and Remedial Action (RD/RA)
activities will be under a single schedule.
Community Involvement
• Community Involvement Plan: Developed 5/88
• Open houses and workshops: 2/90
• Original Proposed Plan: 3/86
• Subsequent Proposed Plan and Public Meeting: 10/89
• ROD Fact Sheet:  1/90
• Milestone Fact Sheets:  2/90 (RD/RA)
• Citizens on site mailing list:  152

• Constituency Interest:  Concerned with ground and surface water contamination

• Site Repository:    Purcell City Library, 919 North 9th Street, Purcell, OK 73080
Technical Assistance Grant
• Availability Notice:  None - Pre-SARA site, little organized community interest, no identified
citizens groups in site area (rural setting).
• Letters of Intent Received: None
» Final Application Received: N/A
• Grant Award:  N/A
• Current Status: No TAG activity
December 4.1995
                                                                        HARDAGE/CRINER

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Fiscal and Program Management
• Remedial Project Manager (EPA): Ky Nichols, 214/665-6783, Mail Sta. 6SF-RP
• State Contact:  Hal Cantwell
• Community Involvement Coord. (EPA):  Melanie Ontiveros Lillard, 214/665-2294, Mail Sta.
6SF-P
• Attorney (EPA):  John Dugdale, 214/665-8027, Mail Sta. 6SF-DL
• State Coordinator (EPA):  Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor: Fluor Daniel (EPA Oversight)


Cost Recovery: PRP Lead (Enforcement)

• PRPs Identified:  Approximately 350

• Viable PRPs:  Over 200; Group consolidated as Hardage Site Remedy Corporation (HSRC)


Present Status and  Issues  	
• HSRC has asked for and received relief from the Court Order on three issues:

1.     Number of Recovery Wells Required:  Court ordered 54 recovery wells and HSRC has
      stated that current information is that no more that 16 wells are required to perform the
      function.

2.     Recovery of all pumpable liquids:  Court order states all pumpable liquids to be
      recovered for offsite incineration.  HSRC states that bottom layer in source area showing
      more solid than liquid properties and that recovery of this substance is "ultra hazardous"
      due to the recovery process.

3.     Discharge to North Criner Creek: at the request of OSDH, HSRC is petitioning for a
      change to the order allowing for deep well injection rather than discharge to the creek.
Cleanup Measurements
•The initial actions taken by the PRPs to excavate or decontaminate soils and cap the source
areas as described above have reduced the potential exposure of nearby residents to site wastes.

• Additional protective activities include monitoring of attenuation i" down-gradient wells,
tracking the volume of contaminants recovered and incinerated, and tracking the volume of water
recovered from trench and water wells.

Other Issues:
• The site construction effort was completed in February, 1995.  An official construction
completion report will be issued by EPA this year.
HARDAGE/CRINER
December 4, 1995

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MOSLEY  ROAQ
SANITARY LANOeU
OKLAHOMA
EPA ID# OKD9806208 >Q
A REGION 6
SS1ONAL DISTRICT 05
 lahoma County
Site Description   	

Location:     • 3300 Mosley Road between ME 23rd and NE 36th Streets, 3 miles east of
             Oklahoma City, Oklahoma County

Population:    • Approximately 875 people live within a one-mile radius of the site.
             • An estimated 57,000 people, including residents of Spencer and Midwest City,
             obtain drinking water from public and private wells within three miles of the site.

Setting:       • The landfill covers approximately 72 acres.
             •"Pesticides, industrial solvents, sludges, waste chemicals, and emulsions were
             deposited into  three unlined pits.
             • The pits are covered with approximately 80 feet of solid refuse and fill and a
             clay cap.

Hydrology:    • Two interconnected aquifers are present beneath the site; the upper aquifer is
             associated with alluvial deposits of the North Canadian River and the lower one is
             associated with the Garber-Wellington Formation.
             • The Garber-Wellington Formation is a primary ground water resource for the
             area.
             • The combined aquifers range from 300 to 900 feet thick, with moderate to low
             permeability.
             • Ground water is shallow (10 to 20 feet) and soils moderately permeable, which
             facilitates movement of contaminants into ground water.
Wastes and Volumes
• The principal contaminants at the Mosley Road site include industrial hazardous wastes
deposited into three unlined, onsite pits, and benzene and vinyl chloride found in the ground
water.
• Approximately two million gallons of industrial wastes were disposed into the onsite pits while
the landfill was operating.
                                                                    December 4, 1995

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Site Assessment and Ranking
                           NPL LISTING HISTORY
                              Site HRS Score: 51 ,£1
                              Proposed Date: tO/8<
                                Final Date: 9/08/83
                                NPL Update; No. 1
• The primary comments received by EPA during the proposal comment period were from
potentially responsible parties opposed to NPL proposal.
Site Map and Diagram
        East Oak
        Santtafy
         Landfill
                                           Oklahoma City
        Mosley Road Landfill
The Remediation Process  	

Site History:

• From February 20 through August 24,1975, the site accepted approximately two million
gallons of primarily liquid hazardous waste in three unlined pits near the landfill's base.
December 4, 1995
MOSLEY ROAD SANITARY LANDFILL

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• This was permitted by the Oklahoma State Department of Health (OSDH), now Oklahoma
Department of Environmental Quality (ODEQ), under a Temporary Emergency Waiver for
Hazardous Waste Disposal on February 20, 1976.
• The Temporary Emergency Waiver expired August 24, 1976.
• In 1988, a clay cap was placed on the landfill.
• On July 28,1989, EPA, Waste Management of Oklahoma, Inc., and Mobile Waste Controls,
Inc., entered into an Administrative Order on Consent for performance of the Remedial
Investigation and Feasibility Study (RI/FS).

Health Considerations:

• Ground water is a significant source of drinking water in the area.

• Given the hydrogeology of the site, there is significant potential for ground water
contamination.
Record  of Decision
                                     Signed: June 29,1992
J
Ground Water:
• Restoration of ground water as a potential source of drinking water through natural
attenuation.

• Continued ground water monitoring to determine if current conditions improve through time,
remain constant, or worsen.

• Monitoring of leachate migration via ground water monitoring and periodic sampling

• Implementation of active ground water remediation contingencies if triggered by the
contingency measure criteria.


Soil Treatment:

• Repair and improvement of the existing cap and addition of a vegetative soil layer.

Additional Factors:

• Access restrictions, including installation of signs, restrictions on future use of the property,
fencing, and restrictions on use of ground water from site water wells

• Implementation of a landfill gas monitoring system to prevent explosion or inhalation hazards.
MOSLEY ROAD SANITARY LANDFILL
      December 4,  1995

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   Other Remedies Considered
              Reason Not Chosen
1. "No Action"

2. Source Containment, Ground Water
       Extraction, and Discharge
3. Alternative #2 and Slurry Wall
4. Alternative #2 with Treatment

5. Alternative #4 with Slurry Wall
6. Source Containment, Leachate
       Extraction, Treatment and Discharge

7. Alternative #6 and Slurry Wall
8. Source Containment, Ground Water
       and Extraction, Leachate Treatment
       and Discharge
0. Alternative #8 with GW treatment
10. Alternative #9 and Slurry Wall
                                     -Ground Water-
Not protective of human health and the
       environment.
Possible non-compliance with water discharge.
       standards, not cost effective.
No reduction of toxlcity, or volume.
Not cost-effective for sporadic ground water
       contamination.
Same as #3.
Possible non-compliance with water discharge
       standards, not cost-effective, primarily treats
       only leachate from landfill.
Same as #3 and #6.
Same as #2 and #6.
Same as #4 and #6
Same as #3, #4 and #6
1. "No Action"

2. Repair Existing Cap, add 2 ft.
       of Clay Over Waste Pit Areas
3. Repair Existing Cap, add 2 ft.
       of Clay Over Entire Landfill
                                    -Source Control-
Not protective of human health and the
       environment.
Not cost-effective for the small gains in
       protectiveness
Not cost-effective for the small gains In
       protectiveness
• EPA, the Oklahoma State Department of Health (OSDH), and site PRPs are working
together to implement the remedy chosen for the Mosley Road Landfill Superfund site.
Community Involvement
 • Community Involvement Plan: Developed 12/89 - Revision underway.
 • Open houses and workshops: 9/89, 2/90, and 4/92
 • Original Proposed Plan Fact Sheet and Public Meeting:  4/92
 • Original ROD Fact Sheet:  9/11/92
 • Milestone Fact Sheets:  8/88, 6/89, 2/90,12/91, ROD Fact Sheet

 • Citizens on site mailing list: 50
 • Constituency Interest: Contamination and health effects of contaminated ground water.

 • Site Repository:   Ralph Ellison Library, 2000 Northeast 23rd, Oklahoma City, OK 73111
 December 4, 1995
                                                          MOSLEY ROAD SANITARY LANDFILL

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Technical Assistance Grant
• Availability Notice:  6/13/89, readvertised 8/31/90
• Letters of Intent Received:
      1) Environmental Pollution and Health Concerns Coalition (EPHCC) - 6/16/89 (w/drawn)
      2) North Canadian Preservation Assoc. (NCPA) - 6/26/92
• Draft Application Received: NCPA submitted draft application for TAG on 11/11/92
• Grant Award: 9/13/93
• Current Status:  Technical Advisor selection pending.

Fiscal  and Program Management 	
  Remedial Project Manager (EPA): Phillip Allen, 214/665-8516, Mail Sta. 6SF-AO
  State Contact: Dennis Datin (ODEQ)
  Community Involvement Coord. (EPA):  Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
  Attorney (EPA): Jon Weisberg, 214/665-2180, Mail Sta. 6SF-DL
  State Coordinator (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO

Cost Recovery: PRP Lead (Enforcement)

• Administrative Order on Consent - De Minimis settlement -19 PRPs - 6/13/94
• PRPs Identified: Approximately 40
• Viable PRPs: Waste Management of Oklahoma, Inc. (WMO), U.S. Air Force, various other
generators and transporters of site wastes
• Administrative Order on Consent for performance of the RI/FS by EPA, Waste Management
of Oklahoma, Inc., and Mobile Waste Controls, Inc. - 7/28/89
• Special Notice Letters issued on 9/4/92 to conduct the RD/RA.
• Unilateral Administrative Order for performance of RDRA - Waste Management of
Oklahoma 1/28/94

Present Status  and Issues  	
• WMO has submitted the preliminary design for the ground water and cap components. EPA
and ODEQ provided comments to WMO in March 1995. The final design will be complete in
the Fall of 1995.
• In the preliminary cap design, WMO proposed to use 1.2 million cubic yards of construction
and demolition waste for fill. This would increase  the size of the existing landfill significantly.
• EPA approved the final design for the landfill gas management system which WMO will
implement prior to commencing the cap improvements and the ground water monitoring
activities.

Cleanup Measurements	
• Remediation of the Mosley Road Sanitary Landfill Superfund Site will reduce environmental
risks for over 875 people within a 1 mile radius of the site.
MOSLEY ROAD SANITARY LANDFILL
December 4, 1995

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 NATIONA
 COMPANY
 OKLAHOMA
 EPA ID# OKD000829440
                  REGION 6
              ESSiONAL DISTRICT 05
                  hington County
                  Bartlesville

                  har Name*:
                 National Zinc
                 Corp. of America
Site Description
Location:     • West llth and Virginia Streets
            • West side of Bartlesville, near the Washington County line

Population:   • Approximately 5,000 people live within three miles of the site.
            • An estimated 1,700 students attend schools, and 170 people work at schools and
            day care centers within three miles of the site.

Setting:      • The site area is a mixed residential, commercial, and industrial area.
            • The contaminated area is approximately 8 square miles.
            • The source of contamination is a zinc smelter of approximately 150 acres.
            • Air dispersion of heavy metals, including lead and cadmium, and community fill
            projects using smelter slag.

Hydrology:   • The site is characterized by a surface of silt and sandy loam.
            • Subsurface formations consist of shale, siltstone, sandstone,  and limestone.
            • No ground water contamination issues exist at this time.
Wastes and Volumes
The principal pollutants at the site include:


The total volumes of these wastes are undetermined at this time.  (PPM = Parts Per Million)
• Lead (soil):
• Cadmium (soil):
12,000 ppm
 1,400 ppm
Site Assessment and Ranking
                            NPL LISTING HISTORY
                                Site HRS Score: 5O.OO
                                Proposed Date: 5/10/93
                                 Final Date: Pending
                                 NPL Update: Nto. 14
                                                                  December 4. 1995

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Site Map and Diagram
                 National Zinc
                      Facility
The Remediation Process	—	

Site History:

• Zinc smelting operations have been conducted at the smelter site since 1907.
• Air emissions were uncontrolled until 1976, when the old retort-type smelter was replaced by
an electrolytic smelting process.
• The pre-1976 operations are presumably the source of the widespread contaminations at the
site.
• A significant amount of contamination resulted from the use of "lag material and other smelter
waste in fill projects in the area.
• Superfund is addressing the contamination outside of the Zinc Corporation of America facility,
the current owner, and contamination within the facility fence is being addressed under authority
of the Resource Conservation and Recovery Act (RCP.A). -
• A removal  action  addressed contamination in 29 high access or public access areas (schools,
day care facilities, playgrounds,  etc.) in fall 1992. A removal  action in 1993 addressed 22
residences of individuals with elevated blood lead levels.  Soil contaminated with lead above 500
parts  per million (ppm), and with cadmium above 30 ppm, was excavated and  removed.  The
excavated areas were back-filled with clean soil and re-vegetated.
• The State of Oklahoma selected a remedy in December 1994 including excavation and offsite
disposal of soil from residential properties and a mixture of approaches for commercial
properties.
 December 4.1995
                                                                 NATIONAL ZINC COMPANY

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Health Considerations:

• Blood lead studies funded by Agency for Toxic Substances Disease Registry (ATSDR) and
performed by Oklahoma State Department of Health (OSDJH), (now Oklahoma Department of
Environmental Quality (ODEQ)), in 1991 and 1992 indicate that approximately 14% of the
children in the contaminated area have elevated blood lead greater than 10 micrograms per
deciliter (ug/dl).
• The study revealed that children on the west side of Bartlesville, the side where the facility is
located, had elevated levels of blood lead whereas the children on  the east side did not.

Record  of Decision  	
                                  Signed: December 13, 1994
• A Record of Decision (ROD) was signed by the State of Oklahoma on December 13, 1994.
• The selected remedy included: (1) replacement of soil on residential properties with greater
than 925 ppm lead, 100 ppm cadmium, and 60 ppm arsenic; (2)  Contaminated soil at
commercial properties will be addressed through a combination of capping, replacement, tilling,
and phosphate treatment.

Community Involvement	

• Community Involvement Plan: Developed 4/93
• Open houses and workshops: 7/92, 9/92, 6/93, 11/93, 2/94, 3/94, 6/94, 9,94, 12/94, 2/95, 4/95,
8/95
• Original Proposed Plan Fact Sheet and Public Meeting:  9/8/94
• Original ROD Fact Sheet:  N/A
• Milestone Fact Sheets:  Approximately 10 have been published from 1993 to present.

• Citizens on site mailing list:  35
• Constituency Interest:   Site is high profile; some concern exists about the economic impact to
the community if site were to be listed as final on the National Priorities List (NFL). Some
"Environmental Justice" issues have been voiced.

• Site Repository: Bartlesville Public Library, 600 S. Johnstone, Bartlesville, OK 74005
 -Established 9/92

Technical Assistance Grant   	
• Availability Notice: Published 4/93 - citizens also made aware at availability sessions.
* .Letters of Intent acknowledged on 5/30/93 in the Bartlesville Enterprise-Examiner.
• Letters of Intent Received:
       1) Bartlesville Environmental Information Coalition (BEIC) - 5/5/93
       2) Citizens Against Toxics (CAT) - 5/20/93
• Final Application Received: 5/94
• Grant Award:  TAG awarded by potentially responsible parties (PRPs) in June 1994 to
consolidation  of citizen groups.
• Current Status: Consolidation of citizen groups participating in TAG process. (No TAG
activity or involvement by EPA).
NATIONAL ZINC COMPANY
December 4, 1995

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Fiscal and Program Management
  Remedial Project Manager (EPA): Noel Bennett, P.E., 214/665-8514, Mail Sta. 6SF-AO
  State Contact:  Scott Thompson, OSDH
  Community Involvement Coord. (EPA): Bonn Walters, 214/665-6483, Mail Sta. 6SF-P
  Attorney (EPA): Jim Costello, 214/665-8045, Mail Sta. 6SF-DL
  State Coordinator (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
  Prime Contractor: State - PRP Pilot Project

Cost Recovery:v
• Potentially responsible parties (PRPs) Identified: 10
• Viable PRPs:  3
• Two PRPs agreed to conduct a removal action involving the removal of soil from residential
properties that have lead concentrations exceeding 1,500 ppm and cadmium concentrations
exceeding 90 ppm.
• One PRP agreed to conduct the remedial action under a consent agreement with the State.
Present Status and Issues
• In 1992, the site was selected as a SACM (Superfund Accelerated Cleanup Model) pilot
project. Within one year, 29 removal actions had been completed, over 4,000 soil samples had
been taken to characterize a 36 square mile area, and a blood lead study had been completed
showing elevated levels of blood lead associated with elevated soil lead levels.
•  In 1993, at the request of elected representatives, community leaders, and potentially
responsible parties, EPA agreed to allow the State and PRP's to carry out accelerated
investigations and residential soil removal actions. In return, EPA would postpone final action
regarding placement of the site on the National Priorities List.  A ROD for the site was issued in
December 1994.
• In March 1995, the responsible parties began the second year of removal activities to address
highly contaminated soils at residential properties. Concurrently, the PRPs and the State of
Oklahoma entered an agreement for the implementation of the selected remedy on August 7,
1995. At this time, the EPA removal activities ceased and State-lead remedial action began.
Cleanup Measurements
• In 1994 and 1995 contaminated soil was removed from approximately 400 residential
properties by the potentially responsible parties under an EPA Unilateral Admininstative Order.
• A similar pace for residential cleanup is planned for the State-lead remedial action.
• Approximately 1500 residential properties remained to be cleaned up to eliminate exposure to
to lead contaminated soils.
December 4, 1995
NATIONAL ZINC COMPANY

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OKLAHO
REFINING
COMPANY
OKLAHOMA
EPA ID#OKD0915988
 PA REGION 6
RESSIONAL DISTRICT 06
   Caddo County
Site Description
Location:     • South Baskett Street in Cyril, Oklahoma
            • Southeastern Caddo County
Population:   • Approximately 1600 residents in the site vicinity


Setting:      « 160-acre site: Refinery from 1920 until 1984; Former land farming operation on
            part of site.
            • Petroleum refining waste in approximately 50 impoundments (many unlined)
            and one waste pile.
            • Two nearby recreational creeks, Gladys and Chetonia.
            • Approximately 1,600 people on public or private drinking water wells within
            three miles of the site, with the closest well (private) within 1000 feet of the site.
            • New owners began operation of the refinery area in the fall 1993.


Hydrology:   • Surface soils at the site are primarily sandy loam and gypsum.
            • Shallow ground water beneath the site flows away from the community and
            discharges  into Gladys Creek at the eastern boundary of the site.
            • Area water supplies are provided by wells located several miles away from the
            city of Cyril and are not affected by the site.


Wastes and Volumes

• Principal pollutants at the site are found in the following media:

      o Petroleum related organic compounds including benzene, toluene, xylene and phenols.
      o Arsenic and heavy metals including lead and chromium.
      o Acids and caustics.

• Site waste volumes are  estimated to be 110,000 cubic yards of contaminated soil and sludge,
and 150,000,000 gallons of contaminated ground water.
                                                                   December 4, 1995

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Site Assessment and Ranking
                         NPL USTING HISTORY
                         Site HRS Score:  46.01
                         Proposed Date: 06/24/88
                           Final Date: 02/21/90
                           NPL Update: No. 7
Site Map and Diagram
                                  Oklahoma Refining Company
                                                         December 4, 1995

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The Remediation Process	

Site History:

• Refinery from 1920 until September 1984, when Oklahoma Refining Company declared
Chapter 11 bankruptcy.
• During operaf'on, Oklahoma Refining Company placed process wastes, including some RCRA
Subtitle C wastes, into pits (many unlined). A land farming operation was also run.
• Leachate from site, possibly threatening the creeks, was observed in 1981.
• September 1990, EPA started removal activities that included: closure of twenty-three
abandoned wells, offsite disposal of 18 drums of hazardous  waste, installation of netting over API
separator pits to protect wildlife, and construction and repair of perimeter fence.  These activities
were completed in June 1992.
• The State of Oklahoma began a remedial investigation/feasibility study in November 1990 to
evaluate the extent and magnitude of contamination at the site.
• Based on these investigations, EPA selected biological treatment of the wastes in a Record of
Decision in June 1992.

Health Considerations:

• Direct contact exposure upon redevelopment of the property.
• Contaminated water discharging to Gladys Creek
Record  of Decision
                                     Signed: June 9,1992
Ground Water:

• Containment of contaminated ground water to prevent discharge into adjacent creek.
• Treatment and reinjection of contaminated ground water.
• In-situ bioremediation of non-excluded (petroleum exclusion) portion of the site.
Soil Treatment:

• Biological treatment of 100,000 cubic yards of organic contaminated material; stabilization of
residue.
• Neutralization of 51,000 cubic yards of sediments.
• In-situ stabilization of 8,900 cubic yards of metals-contaminated material.
• Recycle 10,000 cubic yards of asphalt.
OKLAHOMA REFINING COMPANY
December 4, 1995

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  Other Remedies Considered

Ground Water:

1. No Action
2. Limited Action
3. Containment, removal of entire LNAPL
plume, and onset bioremediation
enhancement of entire site.
4. Active restoration of entire site.

5. Active restoration of nonexcluded
portion of site.
Sediment and Surface Soils:

1.  No Action
2.  Limited Action
3.  Containment, neutralization, and bioremediation.
4. Bioremediation, containment, onsite
stabilization, neutralization.
5. Low temperature thermal desorptlon, onset
stabilization, neutralization, recycling.
Community Involvement
• Responsibility of ODEQ with EPA oversight.
• Community Involvement Plan:  Developed 12/89
• Open houses and workshops: 02/90, 01/92; 3/94
• Original Proposed Plan Fact Sheet and Public Meeting: 02/92
• Original ROD Fact Sheet: 07/92
• Citizens on site mailing list:  75
• Milestone Fact Sheet: 3/94

• Constituency Interest:
       • Potential for direct contact with contaminants upon redevelopment of the property.
       • Ground water contamination discharging into the creek adjacent to the site.

• Site Repository:    Cyril City Hall, 202 West Main Street, Cyril, OK 73029
Technical Assistance Grant
• Availability Notice: 10/89   - Re-advertised 08/90
• Letters of Intent Received: None
• Grant Award:  None
• No apparent citizen interest in grant.
 Fiscal and Program  Management
 • Remedial Project Manager (EPA): Philip Allen, 214/665-8516, Mail Sta. 6SF-AO
 • State Contact: Kelly Dixon
 • Community Involvement Coord. (EPA): Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
 • Attorney (EPA): Jon Weisberg, 214/665-2180, Mail Sta. 6SF-DL
 • State Coordinator (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
 • Prime Contractor:  Bechtai - RI/FS; Mittelhauser - RD
 December 4. 1995
                                                           OKLAHOMA REFINING COMPANY

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Cost Recovery:

• Potentially Responsible Parties (PRPs) Identified: Cyril Petrochemical Corporation
• Viable PRP: None
• Waived Special Notice. Proceeding with Fund lead.
Present Status and Issues
• The current owner/operator of the refinery portion of the site has begun operations and is
currently in compliance with operating permits.
• The community is very supportive of both the operation of the refining portion of the property
and the efforts of EPA and the State to address contamination on the abandoned portion of the
property.
• The State of Oklahoma is currently completing several design treatability studies and has
begun the development of construction specifications for the remedial action.
• The State is currently conducting remedial design work to develop the specification documents
necessary to award a contract for implementation of the remedy. ODEQ is expected to advertise
for construction bids in Summer 1996.
Cleanup Measurements
• 110,000 cubic yards of contaminated soil and sludge and 150,000,000 gallons of water will be
addressed by the selected remedy.
OKLAHOMA REFINING COMPANY
December 4, 1995

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SAND  SPRINGS
PETROCHEMICAL
COMPLEX
OKLAHOMA
EPA ID# OKD980748446
     EPA REQION 6
CONGRESSIONAL DISTRICT 01
         Tulsa County
         Sand Springs
Site Description
Location:     • The site is at the location of the Old Sinclair Refinery in Sand Springs, west of
            Tulsa, Tulsa County, Oklahoma, adjacent to the Arkansas River.

Population:   •" The population of the greater Tulsa metropolitan area is 376,000; the
            population of Sand Springs is approximately 15,000.

Setting:      • Nearest residence is within 1/2 mile.
            • Drinking water wells in use are within 1/2-mile of site, although upgradient.
            • The site encompasses approximately 200 acres and includes 2 unlined acid
            sludge pits (about 10 feet deep), and an abandoned solvents and waste oil
            recycling facility.

Geology:     • The Sand Springs Superfund site is underlain by approximately 30 feet of sand,
            which is underlain by shale.
            • Shale thickness appears to exceed 100 feet.
            • An alluvial  aquifer beneath the site appears to  flow toward the Arkansas River.
Wastes and Volumes
• Principal pollutants at the site are found in several media:
      - Ground water:     1,1,1-trichloroethylene, 36 ppm (parts per million)
                        1,1-dichloroethene, 6 ppm
      - Sediments:        trichloroethylene, 700 ppb (parts per billion)
      - Acid pits waste:    hydrocarbons and mineral acids, in the percent level

• The estimated waste volume for the sludge pits is 125,000 cubic yards; for the Glen Wynn
facility is 5,000 cubic yards of sludge and contaminated soils.
SAND SPRINGS
PETROCHEMICAL COMPLEX
                December 4, 1995

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Removals, Site Assessment and Ranking
                            NPL LISTING HISTORY
                                Site HRS Score: 28.86
                               Proposed Date: 9/08/83
                                 Final Date: 6/<0/86
                                 NPL Update: No. 1
• One potentially responsible party (or PRP), ARCO, stated that no observed release was
documented, that the ground water score should have been based on route characteristics, and
that targets may have been considerably less than listed in the HRS package.
• ARCO also believed a score of 45 for observed release to surface water was unwarranted.
• A drum and tank removal was performed 3/84 by the PRPs under an Administrative Order.
Site  Map and Diagram
                                 SAND
                                SPRINGS
December 4. 1995
         SAND SPRINGS
PETROCHEMICAL COMPLEX

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The Remediation  Process
Stte History:
                                    "-'-••  '• •        •*••'•£
• The Sand Springs site operated as a refinery from the turn of the century through late 1940s.
• The site has since been developed as an industrial area consisting of chemical manufacturers,
solvent recovery operations, a transformer salvage/recycler and various other industries.
• August 1984, with EPA oversight, some of the (PRPs) removed drums and tanks from the site.
• EPA removed 400 drums of hazardous material, repaired the fence, sampled and analyzed pits,
on site soil, and on site monitoring wells.
• The State of Oklahoma conducted the remedial investigation/feasibility study (RI/FS).
• Chemical solidification/stabilization (CSS) treatability studies were conducted 9-10/91.
• EPA and Oklahoma State Department of Health (OSDH)  (now Oklahoma Department of
Environmental Qualaity (ODEQ)) evaluated CSS data and reviewed CSS and incineration
preliminary designs in Spring 1992.
• August 1992 - Glenn Wynn remediation initiated; completed November 1992.
• October 1992 - EPA/ODEQ reviewed of CSS Technology Selection Report.
• February 1993 - CSS selected as site remedy.
• June 1993 commenced landfill construction.
• April 1994,  CSS treatment of waste began.
• January 1995-complete excavation and neutralization of all  waste at  site.
• August 1995 treatment complete and landfill closed.
• August 29,1995, Remedial Action Completion Ceremony held.

Health Considerations:

• Potential direct  contact with acid sludge pits and surface impoundments.

Other Environmental Risks:

• Contamination of ground water is possible from the pits.  Surface water has been
contaminated.

Record of Decision  	
                              Signed: September 29,1987 (Source)
                               September 28, 1988 (Ground Water)
• The Source Control Record Of Decision (ROD) addressed the Glen Wynn facility and
selected incineration of sludge from pits as a remedy, with solidification of remaining wastes if
proven equally environmentally effective as incineration during the Remedial Design.
• This ROD addressed all surface liquids, sludges, and heavily contaminated soils (within EPA's
removal criteria).

Ground Water

• This aspect of the site was addressed in another ROD signed on 6/28/88, which chose "No
Action" on the minimally contaminated soil or ground water with long-term monitoring following
completion of the Source Control Operable Unit.
SAND SPRINGS
PETROCHEMICAL COMPLEX
December 4, 1995

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Soli Treatment:

• After reviewing all available information, EPA judged that onsite thermal destruction
(incineration) of wastes appears to meet more statutory selection criteria than the other remedies
evaluated, but has significant implementation problems.
• During the public comment period, ARCO Petroleum Products Company, one of the PRPs for
this site, made written and verbal proposals for a privately financed remedy for the site.
• The most effective of the ARCO proposals provides for:

       1)      The excavation and off site thermal destruction of sludges, at least to  the
              sludge/soil interface from the portion of the site identified as the North and South
              Glen Wynn Lagoons.
       2)      Solidification and/or stabilization of all remaining sludges and containment of the
              resulting matrix in a hazardous waste Resource Conservation and Recovery Act
              (RCRA) cell to be constructed onsite. This cell (or cells) is to meet the minimal
              technological requirements of subtitle C of the Solid Waste Disposal Act.
       3)      As part of the Remedial Design, ARCO will demonstrate that the solidification
              technology will meet EPA approved criteria.  This criteria will include both
              chemical and physical testing requirements.  Should the solidification  technology
              fail these  criteria, thermal destruction will be employed as the remedy for the
              above mentioned operable unit.
       4)      There will be no liability release for the site or from future maintenance and
              monitoring.
       5)      Repair or restoration  of the RCRA cell to  ensure no migration from  the unit or
              destruction or treatment of all or a portion of its contents, as EPA deems
              appropriate, should monitoring show  that the solidification and/or stabilization
              remedy fails.
  Other Remedies Considered
            Reasons Not Selected
                      -SOURCE CONTROL OPERABLE UNIT-
1. "No Action"
2. OnsK* solvent extraction
3. Off sit* thermal destruction
4. Off site solvent extraction
Not protective of human health and the environment
Not protective of human health and the environment
Not cost-effective
Not cost effective
                       -GROUND WATER OPERABLE UNIT-
1. In-sttu bio reclamation
2. Biological treatment
3. Physical treatment
Not a proven technology; not cost-effective
Not a proven technology; not cost-effective
Not cost-effective
 • Remedial Design (RD) was postponed because the judge would not enter Consent Decree.
 • The acid sludge pits were excavated to the sludge/soil interface and one additional foot of soil
 was excavated.
 • The material was then treated by the CSS process and placed in the onsite landfill.
 • In addition, all soils containing 100 ppm benzo(a)pyrene or more, were treat by the CSS
 process.
 • The Glenn Wynn lagoon sludges and soils were excavated, transported offsite, and incinerated
 at a permitted hazardous waste facility.
 December 4, 1995
                                   SAND SPRINGS
                         PETROCHEMICAL COMPLEX

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Community Involvement
• Community Involvement Plan: Developed 8/84, revised 4/91 in conjunction with PRPs
• Open houses and workshops: 9/91 and 7/92 (RD/RA Updates), 1/95
• Proposed Plan Fact Sheet and Public Meeting:  Source Control: 7/87; Ground Water:  5/88
• ROD Fact Sheet: Source Control: 3/88; Ground Water: 6/88
• Milestone Fact Sheets:  9/91 (RD/RA Status Update); 7/92; 3/94; 12/94
• Special project  review and site tour held 1/10/95.
• Citizens on Mailing List:  136
• Constituency Interest: Sulfuric Acid and waste sludge seeping into the Arkansas River
• Site Repository:    Page Memorial Library, 6 East Broadway, Sand Springs, OK 74063
Technical Assistance Grant
  Availability Notice:  2/89
  Letters of Intent Received: None
  Final Application Received: N/A
  Grant Award: N/A
  Current Status: No apparent citizen TAG interest despite EPA outreach
Fiscal and Program Management
• Remedial Project Manager (EPA):  Susan Webster, 214/665-6784, Mail Sta. 6SF-AO
• State Contact:  Bill Capps
• Community Involvement Coord. (EPA): Melanie Ontiveros Liliard, 214/665-2294, Mail Sta.
6SF-P
• Attorney (EPA): Paul Wendel, 214/665-2136, Mail Sta. 6SF-DL
• State Coordinator  (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor:  RI/FS - John Mathes & Assoc.
                   RD/RA - Morrison-Knudsen (PRP - ARCO)
Cost Recovery: PRP Lead (Enforcement)

• PRPs Identified:  Approx. 1000
• Viable PRPs:  Several, including ARCO
• Possible cost recovery or RD/RA takeover for the Ground Water Operable Unit.
• PRP conducted incineration/solidification  treatability studies under the terms of an
Administrative Order on Consent, which was signed May 18,1987.
• After negotiations for the Source Control Operable Unit were concluded and the Consent
Decree signed by ARCO, ODEQ and EPA, the Consent Decree was lodged in Federal District
Court on May 30,1989.
• The site owner is the Sand Springs Home. Sinclair Refining owned the original site refinery.
• The Consent Decree was formally entered on October 12, 1990.
SAND SPRINGS
PETROCHEMICAL COMPLEX
December 4, 1995

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Present Status and  Issues
• The immediate actions undertaken to remove contaminated drums and tanks and to repair the
fence surrounding the site reduced the exposure potential at the Sand Springs Petrochemical
Complex site while cleanup activities took place.
• Chemical Solidification/Stabilization (CSS) was selected as the site remedy in February 1993.
• Landfill construction began November 1993; site preparation began July 1993.
• CSS remediation began May 1994, and treatment was completed in July 1995.  Cap installation
began April 1995.
• The asphalt recycling demonstration began in early April 1995, and work was completed by
June 1995.
• Landfill closure took place on August 10,1995.  The construction completion ribbon cutting
took place on August 29,1995.
• Glenn Wynn remediation was completed per the Consent Decree Statement of Work.
Cleanup Measurements  ——	

• Through the work of EPA, ODEQ and the PRPs, the cleanup at the Sand Springs
Petrochemical Complex mitigated environmental risks from 208,000 cubic yards of contaminated
soils, sludge, concrete and debris by placing it in a Resource Conservation and Recovery Act
Title C onsite landfill, and made several miles of the Arkansas River safer for recreation uses.
 December 4,1995
          SAND SPRINGS
PETROCHEMICAL COMPLEX

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TAR  CREEK
(OTTAWA COUNTY)
OKLAHOMA
      EPA REGION 6
 CONGRESSIONAL DISTRICT 02
          Ottawa County
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Site Description   	

Location:     • Oklahoma portion of Tri-state mining district which includes northeastern
            Oklahoma, southeastern Kansas, and southwestern Missouri.
            • Old Picher Field lead and zinc mining area, consisting of northern Ottawa
            County, Oklahoma, and southern Cherokee County, Kansas.

Population:   • Approximately 30,000 in area.

Setting:      • The site encompasses the towns of Miami, Picher, Car din, Quapaw and
            Commerce, Oklahoma. Approximately one-half of the land in the mining area is
            Indian owned.

Hydrology:   • Contamination was in the Boone formation with great potential for lateral
            migration through an extensive series of mine workings.
            • Roubidoux formation is the drinking water aquifer under Cotter and Jefferson
            City formations at about 1100 feet below surface.
Wastes and Volumes	

Principle Pollutants in Water:

       Contaminant	Level

            pH         3.6-5.7
            Lead        80 ug/L
            Zinc        331,000 ug/L
            Cadmium    80 ug/L
(ug/L = micrograms per liter)

Principle Pollutants in "Chat" (mine tailings):

            Lead         750 mg/kg
            Cadmium      46 mg/kg
            Zinc        8,300 mg/kg
(mg/kg = miligrams per kilogram)
Volume:
• Approximately 76,000 acre-feet of
contaminated water.
Volume:

Approximately 48 million cubic yards
                                                                  December 5, 1995

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Principle Pollutants in Settling Ponds (mine tailings)

           Lead      3,800 mg/kg
           Cadmium    124 mg/kg
           Zinc      21,600 mg/kg
  Area:

  Approximately 800 acres
Site Assessment and Ranking
                         NPL LISTING HISTORY
                             Site HRS Score; 53,15
                            Proposed Date: 7/27/B1
                              Final Date: 9/08/83
                              NPL Update: No, 1
Site Map and Diagram
                   Kansas
                                               Springfield
                                      Tar Creek
                                      Site Location
                    Oklahoma
                                    \
                                    \
Arkansas
                                     \
 December 5.1995
                                                  TAR CREEK (OTTAWA COUNTY)

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The Remediation Process
Site History:

• Major lead/zinc mining area from 1900-1960.
• Mines abandoned in 1970, began filling with ground water.
• Highly acidic mine water containing high concentration of heavy metals began discharging into
Tar Creek in 1979 from natural springs, bore holes, and abandoned mine shafts.
• A remedial investigation was conducted in 1982 and 1983 resulting in a Record of Decision
(ROD) in June 1984.
• Roubidoux aquifer monitoring report completed 12/93.
• August -  October 1985, an emergency water  supply was put in place by the National Guard.
EPA plugged the contaminated well, drilled a new well and flushed city lines. Water quality
returned to normal; National Guard discontinued water delivery.
• December 1986, construction of the ROD remedy was completed.
• April 1994, a Five Year Review of the remedy was issued. New studies to evaluate mining
waste, not addressed in the original remedy, as a source of contamination began in Fall 1994.
• Iron levels in drinking water from 5 community wells in the mining area are elevated above
secondary standards.  The Oklahoma Department of Environmental Quality (ODEQ) is
investigating to determine if the Roubidoux Aquifer  is the source  of the contamination.
• A summary of results of Indian Health Service testing made available to EPA in 1994
indicated that approximately 35% of the Indian children tested in the area had blood lead levels
greater than 10 ug/dL, the level that is considered elevated.
• EPA investigated 28 high access areas (day cares, schools, parks, and similar areas where
children tend to congregate) in Fall 1994 for mining  waste contamination.
• Approximately 40% of the high access area (HAA) samples contained lead greater than 500
ppm.
• The Oklahoma Department of Health completed the screening of children in the mining area
for  blood lead poisoning in October 1995.  In the Picher-Cardin area, the heart of the mining
area, 21 percent of the children had elevated blood lead levels.
• Remedial investigation and feasibility study (RI/FS) work plans for the mining waste were
completed by the Army Corps of Engineers in July 1995.
• EPA completed sampling soil at approximately 2,000 residences in the mining area for lead
and cadmium contamination in August 1995.
• EPA is evaluating the  residential sampling data and preparing the baseline human health risk
assessment.
• The PRPs will be issued Special Notice for the residential RI/FS and remedial design (RD) in
November 1995.
• Plans are being developed  for a residential soil removal action in the highest priority yards to
begin in the Spring 1996.

Health  Considerations:

• The lower aquifer serves several towns and rural communities in Ottawa County and is
threatened due to several bore holes and leaking abandoned wells connecting the aquifer.
Eighty-three of these bore holes were plugged in 1986 to prevent migration to the Roubidoux.
• Current public water supply monitoring indicates that primary drinking water standards are not
being exceeded in the Tar Creek area.
TAR CREEK (OTTAWA COUNTY)
December 5, 1995

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Other Environmental Risks:
• High concentrations of heavy metals have been discharged to the surface water. The shallow
Boone Formation aquifer has been contaminated with heavy metals.
• Lead contamination in surface soils is a source of exposure  to children living in the area.
Record  of Decision
                                     Signed: June 6,1984
• Remedy signed as complete 12/86.
• The remedy included diversion and diking of two major inflow areas in Kansas and one
potential inflow area in Oklahoma.
• Plugging 83 identified abandoned wells in the Roubidoux aquifer, and any other abandoned
wells found connecting the Roubidoux.
• Monitoring plan to monitor contamination of the Roubidoux aquifer and Tar Creek.
	Other Remedies Considered

1. Collection and treatment of mine water

2. In SHu treatment of mine water

3. Surface discharge treatment

4. Alternative drinking water
5. No action
      Rationale for Dismissal
Very expensive ($30M) and probably
Ineffective.
Very expense ($30M) plus technical
infeaslblllty.
Would only capture a portion of the
discharge at excessive expense.
More expensive ($6M)
Environmentally unacceptable.
Community Involvement
• Community outreach is the responsibility of ODEQ at this State-lead site.
• Open Houses and Workshops: 12/86, 4/94, 8/94,1/95, 5/95, 9/95
• Public Meeting: 2/9/84
• Proposed Plan: 2/84
• ROD Press Release (EPA): 6/84
• Milestone Fact Sheets/Press Releases:  6/82,12/82,1/84, 7/84,10/84,11/85, 12/86, 3/94, 5/95,
9/95
• Citizens on site mailing list: 7

e Site Repository:   Miami Public Library, 200 North Main Street, Miami, OK 74354

Technical Assistance Grant	

• Availability Notice:  None
• Letters of Intent Received:  None
• Grant Award: None
 December 5. 1995
                                                             TAR CREEK (OTTAWA COUNTY)

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Fiscal and Program Management
  Remedial Project Manager (EPA): Noel Bennett, P.E., 214/665-8514, Mail Sta. 6SF-AO
  State Contact: Monty Elder (ODEQ)
  Community Involvement Coord. (EPA): Melanie Ontiveros, P.E., 214/665-2294,  Mail Sta. 6SF-P
  Attorney (EPA): Jim Costello, 214/665-8045, Mail Sta. 6SF-DL
  State Coordinator (EPA): Roberta ffirt, 214/665-8079, Mail Sta. 6SF-AO
  Prime Contractor:   After Action Monitoring (Oklahoma Department of Environmental Quality)
                    Removal Activities (EPA Technical Assistance Team)
                    Mining Waste RI/FS (Army Corps of Engineers)

Cost Recovery:

• PRPs Identified: 148
• Viable PRPs: Six former mining companies are viable PRPs.
• Cost recovery after completion of RD/RA.
• Consent Decree entered June 10,1991 - United States District  Court Northern District of
Oklahoma
• EPA settled with the Potentially Responsible Parties.
• Amount recovered pursuant to Consent Decree: $1.273.000.00.  check dated June 19, 1991.
• Payment reimbursed Government for cost incurred in connection with the RI/FS, the ROD,
and Emergency" Response involving the Picher Municipal Well.
• The 6 defendants and signatories to the Decree were 1) ASARCO, Inc.; 2) Blue Tee
Corporation; 3) Childress Royalty Company; 4) Gold Fields Mining Corp.; 5) NL Industries,
Inc.; and 6) St. Joe Minerals Corporation.
Present Status and Issues
• A Phase II Ground Water Monitoring project is being planned by ODEQ for the Summer
1996.  The purpose of the monitoring is to determine the source of contamination in the 5
community wells that do not meet secondary drinking water standards.
• Sampling data from residential areas are being evaluated for a possible soil removal action.
• A report of studies to evaluate blood-lead levels in area children will be completed in late Fall
1995.  Studies are being conducted by the Oklahoma State Department of Health and local
health departments.
• Approximately 50 per cent of the land in the Oklahoma portion of the mining district is owned
by the Quapaw tribe.  Remedial actions on these lands are not subject to the cost share
provisions of Superfund.
• In addition to the parties that settled with EPA in 1991, the U.S. Department of the Interior
may be a responsible party at Tar Creek. Negotiations with the PRPs are underway.
• An  Action Memorandum to address the HAAs was signed on August 15,1995.  The soil
removal work began September 15, 1995 and is scheduled for completion in December 1995.
• The removal consists of the  excavation and disposal of soil from HAAs contaminated with lead
and cadmium.  The disposal area is located  on-site in a mill tailings pond. The removal
action/cleanup levels are 500 parts per million (ppm) lead and 100 ppm cadmium.
TAR CREEK (OTTAWA COUNTY)
December 5, 1995

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Cleanup Measurements
• Actions by the State of Oklahoma and the EPA have reduced the potential for contaminants
in the shallow ground water to migrate to deeper drinking water aquifers and have achieved the
ground water cleanup standards established for the site.
• The State also has completed cleanup activities at the Tar Creek (Ottawa County) site for
surface water improvement.
• Several miles of stream diversion reduces inflow to mines.
• The Removal Action to address the 28 HAAs has been completed at all but two properties.
 December 5,1995
TAR CREEK (OTTAWA COUNTY)

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TENTH
JUNKYARD
OKLAHOMA
EPA ID# OKD98062096£
REGION 6
;SSIONAL DISTRICT 06
 klahoma County
 Oklahoma City
 Other Namo«:
  Fraziar Pit
Site  Description
Location:     • 3200 N.E. Tenth Street, Oklahoma City, Oklahoma.

Population:   • 1,000 people live within one mile of the site.

Setting:      •Industrial area
            • Nearest drinking water well is 0.25 miles from the site.
            • 3.5 acres
            • Former salvage yard, city landfill and automobile junkyard.

Hydrology:   • The site rests on unconsolidated Quaternary Alluvium deposits of the North
            Canadian River.
            • Underlying the Alluvium is the Garber-Wellington formation.
            • The Hennessey shale, usually stratigraphically positioned between the Alluvium
            and Garber-Welh'ngton, is not present beneath the site.
Wastes and Volumes
• Principle pollutants are Polychlorinated Biphenyls (PCBs) - Maximum 1,700 parts per million
(ppm) in soils (not detected in ground water)
• Volume is approximately 9800 cubic yards of soil and debris
Site Assessment and Ranking
                            NPt LISTING HISTORY
                               Site HRS Scorer 30987
                               Proposed Date: 1/22/87
                                 Final Date: 7/22/B7
                                 NPL Update: No, €
                                                                December 5, 1995

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Site Map and Diagram
Bryant Ave

Standish Ave
                       „....,— r-v v .„,

                       vH-A^y'JW-^— N^^
N.E. Tenth Street
                         Residence

                       Fenceline — *\
                    Salvage
                      Yard
Tenth Street Site

/
/

i
•

The Remediation Process  	

Sit* History:

• City operated the site as a landfill: 1950 - 1954.
• 1959-1979 used as a privately owned salvage yard accepting paint thinners, used tires, old
transformers, etc.
• The majority of the site is owned by Oklahoma County and the rest of the site is owned by 3
individual private landowners.
• In August 1985, EPA removed drums of solvents and oils, removed junk cars, regraded and
placed a temporary cap on the site, fenced the site, and posting warning signs.
• No PRPs were found; EPA conducted an RI/FS from October 1988 through September 1990.
• EPA re-evaluated the remedy due to technical problems with dechlorination.
• A new remedy was selected in Summer 1993,  including containment of PCB-contaminated soil
in place (in-situ) by constructing a permanent cap over the site.
• The Army Corps of Engineers completed design of the remedy in the Fall of 1994.
• Remedial action, capping in place, began April 1995 and will be completed in the Winter 1996.
 December 5, 1995
                                                        TENTH STREET DUMP/ JUNKYARD

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Health Considerations:

• Potential tor direct contact with contaminated soils onsite and migration due to erosion of site
soils.

Record  of Decision  	
                                  Signed: September 28,1990
                                 Amended: September 30,1993
• Original remedy included onsite Chemical Dechlorination and disposal onsite of the treated
material.
• Amended remedy replaced chemical dechlorination with onsite capping.
 Other Remedies Considered
          Reason Not Chosen
1. No action


2. On-sHe Incineration


3. Offsfte Incineration

4. Offsite Land Disposal


5. Capping
Not adequately protective, does address contaminants
above 25 ppm PCBs.

More costly than proposed plan without significantly higher
benefits.

Order of magnitude higher cost than other alternatives.

Not a treatment alternative; costs are similar to treatment
alternatives.

Site in 100-year floodplain; does not eliminate long-term
maintenance or reduce toxlclty or volume of waste.
            Capping was re-selected as site remedy In September 1993; ROD
            amended In 1990 due to failure of dechlorination at other site and
            reluctance of State to provide 10% matching funds.
Community Involvement
• Community Involvement Plan: Developed  6/89, revised 2/91
• Open houses and workshops:  7/90, 3/91, 8/91, 12/94
• Proposed Plan Fact Sheet and Public Meeting: 8/90 (original ROD), 8/93 (amended ROD)
• Original ROD Fact Sheet:  10/90; 12/93 (Amended ROD)
• Milestone Fact Sheets:  10/88, 5/89, 9/89, 5/90, 8/90, 11/90,12/94, 6/95
• Citizens on site mailing list:  110
• Constituency Interest:  Ground water contamination

• Site Repository: Ralph Ellison Library, 2000 Northeast 23, Oklahoma City, OK 73111
TENTH STREET DUMP/ JUNKYARD
                                       December 5, 1995

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Technical Assistance Grant
• Availability Notice: 2/89
• Letters of Intent Received:
      1) Garden Community Environmental Citizens Group (GCECG) 4/21/89
• Final Application Received: 4/24/90
• Grant Award:  9/27/90
• Current Status: Group is actively soliciting Technical Advisor. 3-year grant budget period
extended.
Fiscal and Program Management —	•—

• Remedial Project Manager (EPA):  Noel Bennett, P.E., 214/665-8514, Mail Sta. 6SF-AO
• State Contact: Dennis Datin
• Community Involvement Coord. (EPA): Melanie O. Lillard, 214/665-2294, Mail Sta. 6SF-P
• Attorney (EPA): Jonathan Weisberg, 214/665-2180, Mail Sta. 6SF-DL
• State Coordinator (EPA): Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor:  In-house EPA RI/FS; RD-URS (Contractor);
                   U. S. Army Corps of Engineers (USAGE); RA - USAGE

Cost Recovery: PRP Lead (Enforcement)

• PRPs Identified:  3
• Viable PRP:  None
Present Status and Issues	
• The community has expressed approval of the capping in-place remedy.
• The Corps of Engineers is managing the construction of the cap. Field work is scheduled to
be completed in January 1996.
• The impermeable clay portion of the cap is already completed.
Cleanup Measurements
  Approximately 9,800 cubic yards of PCB contaminated soil will be capped.
 December 5, 1995
                                                        TENTH STREET DUMP/ JUNKYARD

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TINKER
FORCE
(SOLDSER CREEK/
BUILDING 3001)
OKLAHOMA
EPA ID#OK1571724391
                                                        EPA REGION 6
                                                         RESSIOWL DISTRICT 04
                                                           Oklahoma County
                                                            Other Names:
                                                       SAP Tinker Air Force Base
Site Description
Location:     • Oklahoma City metropolitan area
             • Contiguous with Midwest City, which is southeast of Oklahoma City
             • Nearest residence is 300 feet from Tinker Air Force Base (AFB) Landfill #6.
             • Nearest drinking water well is at the above residence.
             • Site is located on southeast edge of metropolitan area.

Population:    •- Oklahoma City 406,800; Mid West City 58,000.

Setting:       • The base covers 4,277 acres and contains approximately 500 buildings.
             • Has six landfills, two waste pits, and three radioactive disposal sites.
             • The Building 3001 area is a major aircraft rebuilding/refurbishing facility, using
             large quantities of industrial  solvents.
             • Only Building 3001 and adjacent Soldier Creek are part of the Superfund site.

Hydrology:    • Base is located in the recharge zone of the Garber-Wellington Aquifer.
             • Ground water can occur at depths as shallow as 20 feet, but public water
             supplies are drawn from depths of 400+ feet.
Wastes and Volumes
• The principal pollutants to Tinker Air Force Base are chromium and trichloroethylene (TCE).
• TCE (1700 parts per billion in water supply well #18).
• Garber-Wellington aquifer is contaminated with solvents and metals from past industrial
activities (engine overhauls and metal plating operations).
• The total volume of contaminated ground water is unknown at this time.
* Ground water contamination has been detected onsite and offsite.

Site Assessment and Ranking  	
                             NPL LISTING HISTORY
                                 Site HRS Score? 42,24
                                 Proposed Date: 3/29/85
                                  Final Date: 7/22/57
                                  NPL Update: No, 3
                                                                   December 5, 1995

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Removals:     • Removal of Building 3001 Tanks (7/85)
             • Removal of Contaminated Soil from on-base streams (11/85)
             • Removal of free product from ground water
Site Map and Diagram
                               29m St
                                                                    Extent of
                                                                  Contaminant
                                                                     Plum*
                   69th St
           Tinker A.F.B.
The Remediation Process  	—	

SK« History:

• 1942 - Base activated - Its primary mission was to serve as a worldwide repair depot for
aircraft  and associated equipment and weaponry - the mission has remained unchanged through
base history - this is a government owned facility.
• Onsite disposal of industrial wastes occurred from 1942 until 1979; offsite disposal since  1979.
• EPA  and the Air Force signed a Federal Facilities Agreement (FFA) in December 1989.
• 2 operable units were targeted: Building 3001 and Soldier Creek.
o Extensive remedial  investigation/feasibility study (RI/FS) activities performed for Building 3001
by other Air Force Contractors from 1982 to 1986.
• The Building 3001 RI was completed 9/87, FS was completed 9/89.
• A Proposed Plan of Action for the Building 3001 remedy was published 5/90.
• The RI/FS for Soldier Creek is complete; offsite ground water contamination found during
Soldier  Creek investigation. Result: new ground water OUs under FFA.
• Soldier Creek Proposed Plan published 4/93.
• Soldier Creek Record of Decision (ROD) signed 9/14/94.
• Soldier Creek Ecological Risk Assessment began September 1994.
• The Industrial Waste Treatment Plant and Off-site Ground Water RIs began 9/94.
 December 5, 1995
       TINKER AIR FORCE BASE
(SOLDIER CREEK/ BUILDING 3001)

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Health Considerations:

• Over 55,000 people use the Garber-Wellington aquifer as a source of drinking water.
• Tinker has provided bottled water to those residents with drinking water wells contaminated
above drinking water standards.
• Midwest City is in the process of supplying affected residents with city water hookups.
• Residents have expressed desire for additional offsite drinking water well sampling; sampling
completed.
Record  of Decision
                            Signed: August 16,1990 for Building 3001
                              September 14,1994 for Soldier Creek
• The Building 3001 Record of Decision (ROD) addresses the ground water contamination
under and around Building 3001, closure of Pit Q-51, and remediation of underground storage
tanks in the North Tank Area (NTA).

• Ground Water: Interior and Exterior Pump and treat with industrial reuse of treated water.
• North Tank Area (NTA): Soil vapor extraction/thermal destruction and pump out floating
petroleum.
• Pit No. Q-51: Remove liquids, clean pit, offsite disposal of contaminated material
  Other Remedies Considered

1. "No Action"
2. Exterior Pumping.

3. Discharge to Soldier Creek.
             Reason Not Chosen
Did not meet remedial objectives
Did not remove contaminants from plume with
highest concentration.
Not acceptance by OSDH and community.
• Building 3001 and Soldier Creek must meet Superfund requirements.
• A multi-layer cap at Landfill #6, an interim remedy, was completed in December 1985;
additional cap was placed on S.E. corner of Landfill #6. (not part of Superfund site)
• Wells 18 and 19 west of Building 3001 were plugged on September 26, 1986.
• Landfills 1 -  4 to be capped to abate further migration of contaminants, with further action to
be taken at a later date (not part of Superfund site)
• Action Memo approved for removal of free product from ground water under the POL
Facility on May 17,1988.
• Interagency Agreement with Air Force became effective May 21,1989.
• Remaining uncapped area of Landfill #5 are to be  capped, (not part of Superfund site)
• Pit Q51: Liquids were removed and pit cleaned in  August and September 1990. Pit was
backfilled and capped September 18,1990.
• NTA:  remedial action (RA)/recovery of fuel product began June 10, 1991
• The site is being addressed by EPA, Oklahoma Department of Environmental Quality
(ODEQ), and Tinker AFB through a Federal Facilities Agreement.
TINKER AIR FORCE BASE
(SOLDIER CREEK/BUILDING 3001)
                                December 5, 1995

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Community Involvement
• Community Involvement Plan:  Developed by Tinker AFB
• Open houses and workshops:  9/89 (RI); Agency for Toxic Substances and Disease Registry
(ATSDR) 11/94; Restoration Advisory Board (RAB) 12/94;  1/95; Installation Tour 4/5/95
• Building 3001 Proposed Plan Fact Sheet: 3/90; Soldier Creek Proposed Plan Fact Sheet: 4/93
• Building 3001 Public Meeting: 4/90; Soldier Creek Public Meeting: 4/93
• Building 3001 ROD: 8/16/90; Soldier Creek ROD: 9/14/94
• Milestone Press Release: 1/91
• Citizens on site mailing list:  200
• Constituency Interest:  Residents desire additional off-site drinking water well sampling;
sampling conducted during 1991.
• Site Repository:    Midwest City Public Library, 8143  West Reno Avenue,
                    Midwest City, OK 73110
• Applications for the Restoration Advisory Board were received in January 1995, selected in
2/95. First meeting was held 2/28/95. RAB meetings to be held monthly to bring RAB up to
speed.  Charter and Chairperson approved on 4/18/95, Earl Hatley was selected as the
community co-chair.
Technical Assistance Grant
• Availability Notice: 6/2/89
• Letters of Intent (LOI) Received:
       1) Environmental Pollution and Health Concerns Coalition (EPHCC) on 5/9/89
       2) Soldier Creek Citizens Environmental Group (SSCEG) on 7/6/89
• SSCEG Letter of Intent (LOI) was terminated on 2/1/90 for non-response.
• Draft Application Received:  EPHCC submitted draft application for TAG on 11/27/89.
• Final Application Received:  None - EPA Comments on draft forwarded on 1/15/90, no final
application  ever received despite EPA outreach  and assistance.
• Grant Award: N/A
• Current Status: TAG availability was re-advertised 5/91.  No additional LOIs received to date.
Fiscal and  Program  Management	

• Remedial Project Manager  (EPA):  Susan Webster, 214/665-6784, Mail Sta. 6SF-AO
• State Contact: Hal Cantwell
• Community Involvement Coordinator (EPA):  Melanie Lillard, 214/665-2294, Mail Sta. 6SF-P
• Attorney (EPA):  Mike Barra, 214/665-2143, Mail Sta. 6SF-DL
• State Coordinator (EPA):  Roberta Hirt, 214/665-8079, Mail Sta. 6SF-AO
• Prime Contractor:         U.S. Army Corps of Engineers (for USAF)
                           and Woodward-Clyde
 December 5,1995
       TINKER AIR FORCE BASE
(SOLDIER CREEK/ BUILDING 3001)

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Cost Recovery: U.S. Air Force is the lead agency

• Potentially Responsible Parties (PRPs) Identuled:  1
• Viable PRP:  U.S. Air Force
• Under the Installation Restoration Program, the Air Force is assessing the problem and has
taken removal  actions at several  sites on base.
• EPA Region 6 provides guidance through quarterly Technical Review Committee meetings
with the Air Force in addition to oversight and technical reviews of documents
• EPA signed  an Interagency Agreement with Tinker AFB and OSDH for cleanup of the
hazardous waste at building 3001 and Soldier Creek on 12/9/88.
Present Status and Issues
• The Ground water treatment plant for the Building 3001 operable unit has been constructed
and system tests were conducted successfully in the summer of 1993.
• The Building 3001 ground water extraction design was modified in 1992 to include horizontal
wells in order to expedite the ground water cleanup time frames.  Long-term remedial action is
on-going.
• The proposed plan for the Soldier Creek operable unit has been finalized, the Soldier Creek
public comment period began 4/16/93; the Record of Decision was signed 9/14/94.
• The Soldier Creek Ecological Risk Assessment, part of the Soldier Creek Surface and
sediment remedy is being conducted as part of the Remedial Design.  Data collection was
completed during the fall 1995.
•  The Soldier Creek ground water operable units are under investigation.  The Draft RI reports
were submitted in October 1995.
Cleanup Measurements
• Remediation of the groundwater at the Tinker AFB Building 3001 site will reduce
environmental risks for over 55,000 people who utilize the Garber-Wellington Aquifer as a
drinking water source.
• The remedy to be selected for the Soldier Creek operable unit will include monitoring and risk
evaluations to ensure a risk to human health or the environment does not develop in the creek.
TINKER AIR FORCE BASE
(SOLDIER CREEK/BUILDING 3001)
December 5, 1995

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