United States
          Environmental Protection
          Agency
            Office of
            Radiation Programs
            Washington DC 20460
EPA 520/5-6-83-006
September 1982
          Radiation
&EPA
Environmental Radiation  Data
Report 30
           (April -June 1982)

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ENVIRONMENTAL
RADIATION
DATA
                               REPORT 30
                          (April  -  June 1982)
             UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
                      Office of Radiation Programs

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                                Preface
     Environmental Radiation Data (ERD) is compiled  and  distributed
quarterly  by the Office of Radiation Programs' Eastern Environmental
Radiation  Facility  (EERF),  Montgomery,  Alabama.   Data  from  the
Environmental   Radiation  Ambient  Monitoring  System  (ERAMS),  and
similar networks operated by contributing States, Canada,  Mexico, and
the  Pan  American  Health  Organization  are  reported in (ERD) when
available.

     ERAMS was established in  1973  by  the  U.   S.   Environmental
Protection Agency's Office of Radiation Programs (ORP).  The ERAMS is
comprised of nationwide sampling stations that provide air,  surface,
and   drinking  water  and  milk  samples  from  which  environmental
radiation levels are derived.  The major emphasis for ERAMS is toward
identifying trends in the accumulation of long-lived radionuclides in
the environment.

     1.   Sampling  locations  are  selected   to   provide   optimal
population coverage while functioning to monitor fallout from nuclear
devices  and  other  forms  of  radioactive  contamination   of   the
environment.

     2.  The radiation analyses performed on  these  samples  include
gross  alpha  and  gross  beta  levels,  gamma  analyses  for fission
products and specific analyses  for  uranium,  plutonium,   strontium,
iodine,  radium,  krypton  and  tritium.  This monitoring effort also
serves  to  provide  ancillary  information  on  releases   into   the
environment  from  stationary sources such as nuclear power reactors,
fuel fabrication  and  reprocessing  plants  and  natural   background
levels.

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             ENVIRONMENTAL    RADIATION

                                DATA
                                CONTENTS
                                                                 Page
DATA - Reporting Rationale and Procedures

     - Table of Reporting Increments and Minimum
       Detectable Levels
iii
     - ERAMS
     SECTION I.  Air Program
                   1.  Airborne Particulates
                       and Precipitation

                   2.  Plutonium and Uranium  in
                       Airborne Particulates  and  Precipitation

                   3.  Krypton-85
  1

  1


 10


 13
     SECTION II. Water Program

                   1.  Surface Water

                   2.  Drinking Water

                   3.  Radon in Drinking Water
 15

 15

 20

 24
     SECTION III.    External Gamma Ambient Monitoring Program
 37

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     SECTION IV.   Milk Program                                    40




                   1.   Pasteurized Milk                            40




                   2.   Tritium in Milk                             40




                   3.   Strontium 89 & 90 in Milk                   40




                   4.   Carbon-14 in Milk                           41







DATA - STATE AGENCIES                                              49




     1.  Indiana Pasteurized Milk Program                          49




     2.  Iowa Water Analysis and Milk Analysis                     50

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                            DATA - Reporting Rationale and Procedures
     The intent of EPA's Office of Radiation Programs in establishing
the  Environmental Radiation Ambient Monitoring System was to provide
continuous, accurate and usable environmental radiation data for  the
public.  Therefore,  new  data reporting procedures were developed to
allow better interpretation of the data. The most significant  change
in  this  reporting  procedure  is  that  all  specific  radionuclide
analyses will be reported as the counting results  indicate,  whether
the number is negative, zero, or positive.

Reporting Rationale

     Frequently, concentrations of a  radionuclide  in  environmental
media  are  close to zero. When the actual concentration of a nuclide
is zero,  the  net  counting  results  should  statistically  show  a
distribution of negative and positive numbers about zero. This occurs
when the background count is subtracted from a sample which has  only
background activity. Prior to July 1975, ERAMS data were not reported
numerically when the results were less  than  a  specified  reporting
level  or  minimum  detectable level. The present reporting procedure
allows all the  data  to  be  reported  and  evaluated  statistically
without  an  arbitrary  cutoff  of  small  or  negative numbers. This
approach will facilitate estimates of bias in  the  nuclide  analyses
and  will  allow  better  evaluation  of  distributions and trends in
environmental data.

     When reviewing the  data  in  this  report,  caution  should  be
exercised  in  the  interpretation  of  individual  negative  values.
Obviously,  a  negative  activity  value  does  not   have   physical
significance.  Such  numbers,  however,  are  significant  when taken
together with other observations which indicate that the  true  value
of   a  distribution  is  near  zero.  When  an  average  of  several
measurements produces a result  less  than  zero,  this  indicates  a
negative bias in the measurement procedure.

          (1) Reported Values

          Specific Analyses — All specific radionuclide analyses will
     be reported as the counting results indicate, whether the number
     is negative,  zero, or positive. Numerical values given are as of
     sample collection date.

          Gross Analyses - The actual value  of  gross  radioactivity
     measurements   will  be  reported,  unless the value is below the
     minimum detectable level (MDL) at the 2 sigma confidence  level,
     then < minimum detectable level will be reported.

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     MDL is defined as the 3 sigma error of  the  background.  A
tabulation of MDL's is given in the following table.

     (2) Reported Error Terms

     Each  reported  value  for  specific   analyses   will   be
accompanied  by  a  counting  error  term  at  the 2 sigma (95%)
confidence interval. Potassium concentrations are determined  by
specific  activity  analyses. Error terms are therefore reported
as counting errors. At the very  low  levels  characteristic  of
most   ERAMS   measurements,  counting  error  is  the  greatest
contributor to overall error.

     (3) Significant Figures

     All reported values will be rounded to no more  than  three
significant   figures.  The  last  significant  figure  will  be
increased by one if the figure following  is  five  or  greater,
otherwise it is left unchanged.

     (4) Reporting Levels

     The reporting units, smallest increments for reporting, and
minimum detectable levels for each isotope are shown in table 1.
Smallest increments  are  sometimes  considerably  smaller  than
minimum   detectable  amounts  to  avoid  truncation  errors  in
averaging.

     (5) Averages

     Averages will be calculated along  with  appropriate  error
terms  in  an  annual  summary  and  analysis  of ERAMS data. In
calculating  these  averages,  all  values  of  individual  data
including  negative  numbers will be utilized. Averages will not
be included in ERD quarterly reports.

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                       TABLE 1




ERAMS Reporting Increments and Minimum Detectable Levels




                for Radionuclide Analyses
Radionuclide
Gross alpha
Gross beta


Tritium

Carbon-14
Krypton-85
Plutonium-238,
239


Uranium-234,
235,238


Radium-226
Strontium-90

Reporting
Media Units
Water
Air
Water
Precipitation
Water
Milk
Milk
Ambient Air
Air
Milk
Water
Air
Milk
Water
Water
Milk
Water
pCi/1
pCi/m3
pCi/1
nCi/m2
nCi/1
nCi/1
pCi/1
pCi/m3
aCi/m3
pCi/1
pCi/1
aCi/m3
pCi/1
pCl/1
pCi/1
pCi/1
pCi/1
Reporting
Increments
1 pCi/1
.01 pCi/m3
1 pCi/1
.01 nCi/m2
.1 nCi/1
.1 nCi/1
1 pCi/1
.1 pCi/m3
.1 aCi/m3
.001 pCi/1
.001 pCi/1
.1 aCi/m3
.001 pCi/1
.001 pCi/1
.1 pCi/1
.1 pCi/1
.1 pCl/1
Minimum
Detectable
Levels
2 pCi/1
.01 pCi/m3
1 pCi/1
.01 nCi/m2(a)
.2 nCi/1
.2 nCi/1
15 pCi/1
2 pCi/m3
.015 pCi(b)
per sample
.015 pCi
per sample
.015 pCi
per sample
.015 PCi(b)
per sample
.015 pCi
per sample
.015 pCi
per sample
.1 pCi/1
1 pCi/1
1 pCl/1

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Radionuclide
Strontium-89
Iodine-131


Iodine-129
Iodine-127
Cesium-137

Barium-140

Potassium

Potass ium-40
Media
Milk
Milk
Water
Water
(specific
Milk
Milk
Milk
Water
Milk
Water
Milk
Water
Water
Reporting
Units
pCl/1
pCi/1
pCi/1
pCl/1
radiochemical
fCi/1
8/1
pCi/1
pCi/1
pCi/1
pCl/1
8/1
8/1
pCi/1
Reporting
Increments
1 pCi/1
1 pCi/1
1 pCi/1
.1 pCi/1
analysis)
.1 fCi/1
10 g/1
1 pCi/1
1 pCi/1
1 pCi/1
1 pCi/1
.1 g/1
.1 g/1
1 pCi/1
Minimum
Detectable
Levels
5 pCl/l(c>
10 PCi/l(c)
10 PCi/l(c)
.4 pCi/1
.4 fCi/1
10 g/1
10 pCi/1
10 pCi/1
10 PCi/l(c>
10 pCi/lCO
.12 g/1
.12 g/1
100 pCi/1
(a)  The value in terms of nCi/m   would be dependent on precipitation (mm)
(b)  This value in terms of pCi/m^ would be dependent on the air volume.
(c)  Activity as of the day of counting.

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                                                           DATA - EPA
                         ENVIRONMENTAL RADIATION
                    AMBIENT MONITORING SYSTEM (ERAMS)
SECTION I.  Air Program

                Airborne Particulates and Precipitation

     Gross  beta  radioactivity  measurements  and  certain  specific
analyses  are performed on air particulates and precipitation samples
as indicator measurements in assessing the general (national)  impact
of all contributing sources on environmental levels of radiation.

     Airborne  particulates  are  collected  continuously  at   field
stations representing wide geographic coverage, including present and
potential sources of environmental radioactivity.  Sampling sites  are
located  throughout the United States, Virgin Islands, and the Panama
Canal.

     Filters ( 10-cm  diameter  synthetic fiber )  from  air  samplers
are  changed  twice weekly and field measurements  are made with a G—M
survey meter at 5 hours and 29 hours after collection  to  allow  for
radon and thoron daughter product decay. Field estimates are reported
to appropriate EPA officials by telephone or mail  depending  on  the
activity levels found.

     The filters are sent to EERF for more sensitive  analyses  in  a
low background beta counter- Gamma scans are performed on all filters
showing  laboratory gross  beta  counts  greater than  1  pCi/m  - The
lower  gross  beta  values  reported  for laboratory measurements are
largely due to the decay of radionuclides which  occurred between the
times of the field estimates and laboratory measurements.

     Precipitation samples are collected at the field stations  where
air  filters are collected. These samples are also sent to EERF where
they  are  composited  monthly  for  tritium,  gross  beta   activity
measurements and gamma scans.

     These locations also  correspond  to  airborne  particulate  and
drinking  water  sampling  locations selected for plutonium analyses.
Plutonium-238, -239, and uranium-234, -235,  and  -238  analyses  are
performed  annually on precipitation samples collected during March -
May.

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     Tables  2-4  present  the   monthly   average   gross   beta
concentrations in airborne particulates for April - June 1982.

     Tables  5-7  present  the   monthly   average   gross   beta
concentration and any specific gamma concentrations for precipitation
samples  for  April  -  June  1982  A   compilation   of   individual
measurements is available from the EPA, EERF,  Montgomery, AL  36193.

     The tritium in precipitation samples for  April -  June  1982  at
the selected stations are shown in Table 8.

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                             TABLE 2

                      AIRBORNE PARTICULATES
                    GROSS BETA CONCENTRATION
                           APRIL 1982

                      AIRBORNE PARTICULATES
                         5—ilK. ULiLLU         JiEKt' LAB
                          ESTIMATE         MEASUREMENT
LOCATION        # SAM   MAX  MIN  AVG    MAX   MIN   AVG
                           (pCi/m3)           (pCi/m3)
 AL:MONTGOMERY       9   0.6  0.1  0.2   0.01  0.01  0.01
 CA:LOS ANGELES      9   1.1  0.0  0.3   0.04  0.01  0.02
 CT:HARTFORD         9   0.2  0.1  0.1   0.02  0.01  0.01
 DE:WILMINGTON       8   0.2  0.0  0.1   0.02  0.01  0.01
 FL:JACKSONVILLE     8   0.1  0.0  0.1   0.02  0.01  0.01
 FL:MIAMI            8   0.1  0.0  0.0   0.02  0.00  0.01
 HI:HONOLULU         9   0.2  0.0  0.1   0.01  0.01  0.01
 IA:IOWA CITY        9   1.5  0.0  0.6   0.02  0.01  0.02
 ID:BOISE            9   0.4  0.1  0.2   0.02  0.01  0.01
 ID:IDAHO  FALLS      9   NM   NM   NM    0.02  0.01  0.01
 IL:CHICAGO          8   0.8  0.1  0.3   0.03  0.01  0.02
 KS:TOPEKA          9   2.4  0.3  0.9   0.02  0.01  0.01
 ME:AUGUSTA          9   0.2  0.0  0.1   0.02  0.01  0.02
 MI:LANSING          9   0.8  0.1  0.3   0.09  0.03  0.04
 MN:MINNEAPOLIS      9   1.0  0.1  0.3   0.04  0.01  0.02
 MO:JEFFERSON CITY   9   1.6  0.2  0.6   0.04  0.01  0.02
 MS:JACKSON          9   0.5  0.1  0.2   0.04  0.01  0.02
 ND:BISMARCK         9   0.5  0.0  0.3   0.02  0.01  0.02
 NH:CONCORD          4   2.1  0.6  1.0   0.01  0.01  0.01
 NJ:TRENTON          9   0.8  0.0  0.2   0.02  0.01  0.01
 NV:LAS VEGAS        9   0.7  0.2  0.5   0.02  0.01  0.01
 NY:ALBANY          9   0.4  0.0  0.1   0.03  0.01  0.02
 NY:NEW YORK CITY   10   0.1  0.1  0.1   0.03  0.01  0.02
 NY:NIAGARA FALLS    8   0.5  0.1  0.2   0.02  0.01  0.02
 NY:SYRACUSE         8   0.4  0.0  0.1   0.03  0.01  0.02
 OH:COLUMBUS         9   0.7  0.1  0.3   0.04  0.02  0.02
 OH:PAINESVILLE      9   0.3  0.1  0.2   0.03  0.01  0.02
 OH:TOLEDO          9   1.0  0.1  0.3   0.03  0.01  0.02
 OR:PORTLAND         9   NM   NM   NM    0.01  0.00  0.01
 PA:HARRISBURG      12   0.7  0.1  0.3   0.03  0.01  0.02
 PA:PITTSBURGH       9   0.7  0.2  0.4   0.02  0.01  0.021
 RI:PROVIDENCE       9   1.3  0.1  0.3   0.03  0.01  0.02
 SC:BARNWELL         3   0.1  0.0  0.0   0.01  0.00  0.01
 SC:COLUMBIA         9   0.8  0.1  0.3   0.03  0.02  0.02
 SD:PIERRE           9   1.3  0.2  0.6   0.03  0.01  0.02
 TX:AUSTIN           9   1.7  0.5  1.0   0.03  0.01  0.02
 TX:EL PASO          9   1.1  0.0  0.6   0.03  0.01  0.02
 VA:LYNCHBURG        9   0.6  0.1  0.2   0.02  0.01  0.01
 WA:SEATTLE          8   0.1  0.0  0.0   0.01  0.00  0.00
 WA:SPOKANE          9   0.4  0.1  0.3   0.02  0.01  0.01
 WI:MADISON          7   0.9  0.0  0.3   0.04  0.01  0.02
 WV:CHARLESTON       9   1.0  0.2  0.5   0.02  0.01  0.02

MINIMUM DETECTABLE LIMIT FOR FIELD ESTIMATES - .1 pCi/m3
MINIMUM DETECTABLE LIMIT FOR LAB MEASUREMENT - .01 pCi/m3

NM  NO MEASUREMENT

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                             TABLE 3

                      AIRBORNE PARTICULATES
                    GROSS BETA CONCENTRATION
                            MAY 1982

                      AIRBORNE PARTICULATES
                         b-HR FIELD         EETTF LAB
                          ESTIMATE         MEASUREMENT
LOCATION        # SAM   MAX  MIN  AVG    MAX   MIN   AVG

                          (pCi/m3)          (pCi/m3)

 AL:MONTGOMERY       8   1.2  0.3  0.7   0.02  0.01  0.01
 CArBERKELEY         8   0.1  0.0  0.1   0.02  0.00  0.01
 CA:LOS ANGELES      8   0.3  0.0  0.2   0.02  0.01  0.01
 CT:HARTFORD         8   0.2  0.1  0.2   0.02  0.01  0.01
 DE:WILMINGTON       8   0.3  0.0  0.1   0.02  0.01  0.01
 FL:JACKSONVILLE     8   0.4  0.0  0.2   0.02  0.01  0.01
 FL:MIAMI            7   0.1  0.0  0.1   0.02  0.01  0.01
 HI:HONOLULU         7   0.1  0.1  0.1   0.02  0.01  0.01
 IA:IOWA CITY        8   1.5  0.3  0.8   0.02  0.01  0.01
 ID:BOISE            7   0.6  0.0  0.3   0.02  0.01  0.01
 ID .'IDAHO FALLS      8   NM   NM   NM    0.03  0.01  0.01
 ILrCHICAGO          7   1.2  0.1  0.5   0.07  0.01  0.03
 KS:TOPEKA           8   0.9  0.2  0.4   0.01  0.00  0.01
 ME:AUGUSTA          8   0.5  0.1  0.3   0.02  0.00  0.01
 MI:LANSING          8   1.0  0.2  0.6   0.06  0.01  0.03
 MN:MINNEAPOLIS      8   1.2  0.1  0.3   0.04  0.01  0.02
 MO:JEFFERSON CITY   8   1.1  0.1  0.4   0.03  0.01  0.02
 MS:JACKSON          9   0.4  0.2  0.3   0.04  0.01  0.03
 NC:CHARLOTTE        1   0.3  0.1  0.1   0.01  0.01  0.01
 ND:BISMARCK         8   1.4  0.2  0.5   0.02  0.01  0.01
 NH:CONCORD          8   1.6  0.3  1.1 .  0.01  0.00  0.01
 NJ:TRENTON          7   0.5  0.2  0.3   0.01  0.01  0.01
 NVrLAS VEGAS        8   0.9  0.0  0.5   0.03  0.01  0.02
 NYrALBANY           8   0.7  0.0  0.2   0.02  0.01  0.01
 NY:NEW YORK CITY    8   0.2  0.1  0.2   0.02  0.01  0.01
 NY:NIAGARA FALLS    8   0.7  0.2  0.4   0.02  0.01  0.01
 NYrSYRACUSE         8   0.7  0.2  0.4   0.03  0.01  0.01
 OH:COLUMBUS         8   2.0  0.3  1.0   0.04  0.01  0.03
 OH:PAINESVILLE      8   0.7  0.2  0.4   0.02  0.01  0.01
 OH:TOLEDO           7   2.0  0.1  0.6   0.02  0.01  0.02
 OKrOKLAHOMA CITY    7   0.3  0.0  0.2   0.02  0.00  0.01
 OR.-PORTLAND         8   NM   NM   NM    0.01  0.00  0.01
 PA:HARRISBURG      12   1.7  0.2  0.7   0.02  0.01  0.02
 PA:PITTSBURGH       8   0.8  0.2  0.6   0.04  0.01  0.02
 RI:PROVIDENCE       7   0.5  0.1  0.3   0.02  0.01  0.01
 SC:BARNWELL         2   NM   NM   NM    0.02  0.00  0.01
 SCrCOLUMBIA         8   1.1  0.2  0.6   0.05  0.01  0.03
 SD:PIERRE           9   1.3  0.0  0.5   0.03  0.00  0.01
 TX:AUSTIN           8   1.3  0.2  0.7   0.05  0.01  0.02
 TX.-EL PASO          8   0.8  0.5  0.6   0.03  0.01  0.02
 VA:LYNCHBURG        8   1.2  0.0  0.4   0.03  0.00  0.02
 WA:SEATTLE          6   0.1  0.0  0.1   0.01  0.00  0.00
 WA:SPOKANE          8   0.6  0.2  0.4   0.02  0.01  0.01
 WI:MADISON          8   0.9  0.2  0.4   0.02  0.01  0.01
 WVrCHARLESTON       6   1.2  0.2  0.7   0.03  0.01  0.02
 WY:CHEYENNE         1   1.9  0.8  1.9   0.02  0.02  0.02

MINIMUM DETECTABLE LIMIT FOR FIELD ESTIMATES -  .1 pCi/m3
MINIMUM DETECTABLE LIMIT FOR LAB MEASUREMENT -  .01 pCi/m3

NM  NO MEASUREMENT           4

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                             TABLE 4

                      AIRBORNE PARTICULATES
                    GROSS BETA CONCENTRATION
                           JUNE 1982

                      AIRBORNE PARTICULATES
                         5-HR FIELDEERF LAB
                          ESTIMATE         MEASUREMENT
LOCATION        # SAM   MAX  MIN  AVG    MAX   MIN   AVG
                           (pCl/m3)          (pCl/m3)
 AL:MONTGOMERY       9   1.6  0.1  0.7   0.02  0.01  0.01
 CA: BERKELEY         9   0.1  0.0  0.0   0.01  0.00  0.0.1
 CA:LOS ANGELES      9   0.5  0.0  0.2   0.01  0.01  0.01
 CT:HARTFORD         9   0.2  0.1  0.1   0.01  0.00  0.01
 DE:WILMINGTON       9   1.4  0.0  0.2   0.01  0.00  0.01
 FL:JACKSONVILLE     8   0.2  0.0  0.1   0.02  0.01  0.01
 FL:MIAMI            9   0.1  0.0  0.0   0.02  0.01  0.01
 HIrHONOLULU         9   0.3  0.1  0.2   0.01  0.00  0.01
 IA:IOWA CITY        9 '  0.9  0.1  0.5   0.02  0.01  0.01
 ID:BOISE            9   0.8  0.1  0.4   0.02  0.01  0.01
 ID:IDAHO FALLS      9   NM   NM   MM    0.02  0.01  0.01
 IL:CHICAGO          7   1.0  0.1  0.4   0.04  0.01  0.02
 KS:TOPEKA           9   0.4  0.0  0.2   0.01  0.00  0.00
 ME:AUGUSTA          9   0.4  0.1  0.2   0.01  0.01  0.01
 MI:LANSING          9   1.0  0.0  0.3   0.05  0.01  0.03
 MN:MINNEAPOLIS      9   0.3  0.1  0.2   0.03  0.01  0.01
 MO:JEFFERSON CITY   9   0.7  0.1  0.3   0.05  0.01  0.02
 MS:JACKSON          8   1.0  0.1  0.4   -0.04  0.01  0.02
 ND:BISMARCK         9   0.5  0.2  0.3   0.04  0.01  0.02
 NH:CONCORD          9   3.2  0.5  1.5   0.02  0.00  0.01
 NJ:TRENTON          9   0.3  0.0  0.2   0.01  0.01  0.01
 NV:LAS VEGAS        9   3.0  0.4  0.9   0.02  0.01  0.02
 NY.-ALBANY           9   0.7  0.0  0.2   0.02  0.01  0.01
 NY:NEW YORK CITY    9   0.2  0.1  0.1   0.02  0.01  0.01
 NY:NIAGARA FALLS    9   0.2  0.1  0.1   0.01  0.01  0.01
 NYrSYRACUSE         9   0.2  0.1  0.1   0.02  0.01  0.01
 OH:COLUMBUS         9   0.6  0.1  0.3   0.02  0.01  0.01
 OH.-PAINESVILLE      9   0.3  0.1  0.2   0.01  0.01  0.01
 OHrTOLEDO           8   1.2  0.2  0.6   0.03  0.00  0.01
 OK:OKLAHOMA CITY    9   0.6  0.1  0.3   0.02  0.01  0.01
 ORrPORTLAND         9   NM   NM   NM    0.01  0.00  0.01
 PArHARRISBURG      12   1.1  0.1  0.5   0.02  0.01  0.01
 PA:PITTSBURGH       9   0.6  0.1  0.3   0.02  0.00  0.01
 RI:PROVIDENCE       8   0.3  0.1  0.1   0.01  0.01  0.01
 SC:BARNWELL         1   0.3  0.0  0.0   0.02  0.01  0.01
 SCrCOLUMBIA         9   0.7  0.2  0.4   0.04  0.01  0.02
 SD:PIERRE           8   1.0  0.1  0.5   0.03  0.01  0.02
 TXrAUSTIN           9   1.6  0.6  1.1   0.05  0.01  0.02
 TX:EL PASO          7   1.2  0.4  0.6   0.02  0.01  0.02
 VArLYNCHBURG        9   0.9  0.1  0.4   0.02  0.00  0.01
 WA:SEATTLE          9   0.1  0.0  0.1   0.01  0.00  0.01
 WArSPOKANE         10   0.7  0.2  0.4   0.02  0.01  0.02
 WI:MADISON          9   1.0  0.1  0.4   0.02  0.00  0.01
 WV:CHARLESTON       2   0.3  0.3  0.3   0.01  0.01  0.01
 WYrCHEYENNE         1   2.7  0.3  2.7   0.02  0.01  0.02

MINIMUM DETECTABLE LIMIT FOR FIELD ESTIMATES - .1 pCi/m3
MINIMUM DETECTABLE LIMIT FOR LAB MEASUREMENT - .01 pCi/m3

NM  NO MEASUREMENT          c

-------
                      TABLE 5

     GROSS BETA CONCENTRATION IN PRECIPITATION

                     APRIL 1982
 LOCATION
AL:MONTGOMERY
CA: BERKELEY
CA:LOS ANGELES
CO:DENVER
CT:HARTFORD
FL: JACKSONVILLE
ID:BOISE
ID:IDAHO FALLS
IL:CHICAGO
MI:LANSING
MS:JACKSON
ND:BISMARCK
NJ:TRENTON
NY:NEW YORK CITY
NY:NIAGARA FALLS
OH:PAINESVILLE
OR: PORTLAND
PA:HARRISBURG
SC:BARNWELL
SC:COLUMBIA
TX:AUSTIN
VA:LYNCHBURG
WV:CHARLESTON
DEPTH
(mm)
182.1
38.4
41.3
9.3
37.3
60.5
25.8
51.8
35.4
30.3
9.4
19.6
92.2
4.4
26.8
46.3
135.0
53.6
50.0
105.3
10.6
78.8
12.5
ACT.
± 2s
(nCi/m2)
0.46
0.02
0.09
0.10
0.12
0.14
0.04
0.13
0.05
0.05
0.02
0.03
0.13
0.01
0.26
0.07
0.21
0.06
0.19
0.18
0.02
0.35
0.07
0.11
0.02
0.02
0.01
0.02
0.03
0.01
0.03
0.02
0.02
0.01
0.01
0.04
0.00
0.03
0.03
0.07
0.03
0.04
0.05
0.01
0.06
0.01
   SPECIFIC
  GAMMA ACT.


(pCi/1)

  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
ND   NO GAMMA ACTIVITY DETECTABLE
 s   SIGMA COUNTING ERROR

-------
                      TABLE 6

     GROSS BETA CONCENTRATION IN PRECIPITATION

                      MAY 1982
 LOCATION
AL:MONTGOMERY
CO: DENVER
CT:HARTFORD
FL:JACKSONVILLE
ID:BOISE
IL:CHICAGO
MI:LANSING
ND:BISMARCK
NJ:TRENTON
NY:NEW YORK CITY
NY:NIAGARA FALLS
OH:COLUMBUS
OH.-PAINESVILLE
OR .'PORTLAND
PA:HARRISBURG
PA PITTSBURGH
SC:BARNWELL
SC:COLUMBIA
TX:AUSTIN
VA:LYNCHBURG
WV:CHARLESTON
lEPTH
(mm)
42.3
83.5
5.0
88.8
10.0
32.3
37.8
98.6
15.9
12.9
66.5
45.5
40.0
17.0
94.2
88.8
50.0
22.5
8.1
29.5
10.0
ACT.
± 2s
(nCi/m2)
0.29
0.19
0.03
0.55
0.02
0.06
0.11
0.21
0.09
0.07
0.11
0.11
0.11
0.13
0.32
0.81
0.16
0.07
0.01
0.62
0.02
0.04
0.05
0.00
0.07
0.00
0.02
0.02
0.06
0.01
0.01
0.04
0.03
0.02
0.02
0.06
0.09
0.03
0.01
0.00
0.04
0.01
   SPECIFIC
  GAMMA ACT.


(pCi/1)

  ND '
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
ND   NO GAMMA ACTIVITY DETECTABLE
 s   SIGMA COUNTING ERROR

-------
                      TABLE 7

     GROSS BETA CONCENTRATION IN PRECIPITATION

                     JUNE 1982
 LOCATION
AL:MONTGOMERY
CT:HARTFORD
FL:JACKSONVILLE
ID: BOISE
ID:IDAHO FALLS
IL:CHICAGO
MI :LANSING
MS:JACKSON
ND:BISMARCK
NJ:TRENTON
NY:NEW YORK CITY
NY:NIAGARA FALLS
OH:COLUMBUS
OH:PAINESVILLE
OR:PORTLAND
PA:HARRISBURG
SC:BARNWELL
SC:COLUMBIA
TX:AUSTIN
VA:LYNCHBURG
WV:CHARLESTON
DEPTH
(mm)
56.9
81.5
121.9
10.4
47.0
24.7
91.1
3.0
74.0
67.7
40.0
67.9
52.3
100.0
22.0
103.3
107.5
162.5
3.3
19.7
120.0
ACT.
± 2s
(iiCi/m2)
0.15
0.12
0.24
0.10
0.07
0.05
0.13
0.01
0.23
0.12
0.03
0.07
0.07
0.13
0.09
0.08
0.14
0.24
0.01
0.06
0.10
0.03
0.04
0.06
0.01
0.02
0.01
0.04
0.00
0.05
0.03
0.02
0.04
0.03
0.05
0.02
0.05
0.05
0.08
0.00
0.01
0.05
   SPECIFIC
  GAMMA ACT.


(pCi/1)

  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
ND   NO GAMMA ACTIVITY DETECTABLE
 s   SIGMA COUNTING ERROR
                        8

-------
                         TABLE 8

                      PRECIPITATION
                  TRITIUM CONCENTRATION

                    APRIL - JUNE 1982
LOCATION

AL: MONTGOMERY
CA:BERKELEY
CA:LOS ANGELES
CO:DENVER
CT:HARTFORD
FL: JACKSONVILLE
ID:BOISE
ID:IDAHO FALLS
IL:CHICAGO
MI:LANSING
MS:JACKSON
ND:BISMARCK
NJ:TRENTON
NY:NEW YORK CITY
NY:NIAGARA FALLS
OH'.COLUMBUS
OH:PAINESVILLE
OR:PORTLAND
PA:HARRISBURG
PA:PITTSBURGH
SC:BARNWELL
SC:COLUMBIA
TX:AUSTIN
VA:LYNCHBURG
WV:CHARLESTON
APRIL
nCi/1 +
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
NS
0.
0.
0.
NS
1.
0.
0.
0.
0.
2
2
3
3
3
3
2
3
2
2
2
3
2
2
3

3
2
3

3
3
2
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

0
0
0

0
0
0
0
0
2s
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2

.2
.2
.2

.2
.2
.2
.2
.2
MAY
nCl/1 +
0.
NS
NS
0.
0.
0.
0.
0.
0.
0.
NS
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
2


3
4
1
3
3
3
2

2
3
3
3
2
2
3
3
4
7
5
2
4
3
0


0
0
0
0
0
0
0

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2s
.2


.2
.2
.2
.2
.2
.2
.2

.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
JUNE
nCi/1 +
0.
NS
NS
NS
0.
0.
0.
NS
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
0.
NS
1.
0.
0.
0.
0.
2



4
1
3

2
1
2
3
2
3
2
2
2
3
3

1
8
2
2
2
0



0
0
0

0
0
0
0
0
0
0
0
0
0
0

0
0
0
0
0
2s
.2



.2
.2
.2

.2
.2
.2
.2
.2
.2
.2
.2
.2
.2
.2

.2
.2
.2
.2
.2
NS   NO SAMPLE
 s   SIGMA COUNTING ERROR

-------
             Plutonium and Uranium in Airborne Particulates

     Environmental radiation levels  of  plutonium  and  uranium  are
determined  by  the  analyses  of  quarterly  composite  samples (air
filters)  collected  from   the   continuously   operating   airborne
particulate  samplers.  The number of continuously operating stations
is being increased from the original 22  will  eventually  number  67
when all equipment is operational.

     Analyses of the composited filters consist of ashing, separating
by  liquid  ion  exchange,  and  coprecipitation  of the plutonium or
uranium.

     Concentration of the specific isotopes of  plutonium-238,  -239,
and uranium-234, -235, and -238 are determined by alpha spectroscopy.
The volume of air analyzed normally ranges from 25,000 to  40,000  m^
for each quarterly composite.

     Plutonium and uranium in airborne particulates data for  January
-  March  1982  are  shown  for the 42 stations operating during this
period in Table 9.

     The plutonium and uranium analyses in precipitation for 1982 are
shown in Table 10.
                                  10

-------
                                       TABLE 9

                      PLUTONIUM AND URANIUM IN AIRBORNE PARTICULATES
                             JANUARY - MARCH 1982 COMPOSITES
                   238
                      Pu
239
   Pu
234
   U
235
   U
238T
LOCATION         2

AL:MONTGOMERY
CA:LOS ANGELES
CT:HARTFORD
FL:JACKSONVILLE
FLrMIAMI
ID:BOISE
ID:IDAHO FALLS
IL:CHICAGO
KS:TOPEKA
ME:AUGUSTA
MI:LANSING
MN:MINNEAPOLIS
MO:JEFFERSON CITY
MS:JACKSON
ND:BISMARCK
NJ:TRENTON
NV:LAS VEGAS
NY:ALBANY
NY:NEW YORK CITY
NY:NIAGARA FALLS
NY-SYRACUSE
OH:COLUMBUS
OH:PAINESVILLE
OH:TOLEDO
OR:PORTLAND
PA:HARRISBURG
PA PITTSBURGH
RI:PROVIDENCE
SC:BARNWELL
SC:COLUMBIA
SD:PIERRE
TX:EL PASO
VA:LYNCHBURG
WA:SEATTLE
WA:SPOKANE
WI: MADISON
WV:CHARLESTON
i/m3+2s aCi/m3+
0
0
0
-0
0
0
I
-0
0
0
0
0
0
0
1
0
0
-0
-0
0
0
0
0
0
-0
4
0
0
0
0
1
0
0
0
0
0
0
.8
.0
.5
.1
.6
.2
.3
.1
.3
.4
.9
.4
.0
.7
.7
.5
.7
.1
.1
.1
.3
.2
.4
.2
.1
.7
.4
.1
.7
.6
.9
.2
.2
.7
.4
.1
.3
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
.5
.4
.5
.5
.6
.4
.5
.5
.2
.9
.8
.5
.4
.7
.1
.6
.7
.9
.6
.7
.9
0.5
0
0
0
1
0
0
0
0
1
1
0
0
0
0
0
.4
.4
.5
.6
.7
.4
.8
.5
.3
.6
.5
.8
.4
.6
.6
2
4
3
2
4
3
3
3
5
3
6
3
4
3
3
3
6
4
3
1
3
2
2
2
1
1
2
2
5
3
4
4
4
3
2
2
3
.5
.2
.8
.2
.9
.0
.4
.2
.0
.6
.3
.2
.0
.1
.0
.3
.3
.5
.2
.7
.9
.6
.6
.3
.8
.7
.5
.6
.0
.3
.0
.0
.3
.0
.5
.5
.3
2s
0
1
1
1
1
0
1
0
1-
1
1
0
1
0
1
1
1
1
1
0
1
0
0
0
0
0
1
0
1
1
1
2
1
1
0
0
1
.8
.1
.3
.0
.3
.9
.5
.9
.0
.5
.7
.9
.1
.9
.3
.9
.9
.6
.2
.8
.5
.9
.9
.8
.8
.9
.1
.9
.4
.0
.9
.1
.2
.1
.9
.9
.2
Ci/m3+ 2s aCi/m3+
9
19
21
20
22
12
30
29
17
41
35
34
23
22
28
15
95
44
21
39
33
44
38
27
14
22
45
17
16
29
25
84
133
8
15
18
34
.4
.8
.7
.3
.6
.9
.4
.5
.3
.8
.7
.7
.1
.1
.9
.9
.8
.3
.1
.5
.8
.6
.7
.7
.1
.1
.2
.7
.9
.4
.9
.6
.2
.2
.8
.7
.8
2
3
4
3
4
2
6
5
3
8
6
5
3
4
5
4
14
7
3
6
6
6
6
4
2
3
7
3
3
4
5
17
18
1
3
3
5
.0
.6
.1
.4
.6
.5
.4
.3
.2
.4
.8
.4
.8
.1
.8
.1
.7
.3
.5
.0
.0
.7
.1
.7
.5
.6
.4
.4
.6
.9
.8
.9
.5
.8
.3
.3
.8
0
0
1
1
0
0
0
0
0
0
0
2
1
1
0
0
1
3
0
1
1
2
0
1
0
0
0
0
1
1
1
1
3
0
0
0
1
.9
.9
.5
.1
.9
.6
.8
.5
.6
.9
.9
.3
.8
.0
.2
.6
.9
.1
.6
.7
.3
.1
.9
.2
.4
.8
.4
.2
.0
.2
.4
.2
.5
.3
.6
.6
.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
2s
.5
.5
.8
.6
.6
.4
.7
.4
.4
.8
.9
.8
.8
.6
.6
.6
.1
.3
.4
.7
.8
.8
.5
.6
.3
.5
.6
.2
.9
.7
.0
.4
.0
.4
.5
.4
.9
aCi/m3+ 2s
8
18
21
18
14
13
25
25
12
33
37
33
23
18
26
14
49
41
19
33
27
38
33
24
11
17
42
19
12
23
26
77
13
7
13
17
34
.9
.8
.1
.4
.2
.7
.8
.8
.7
.3
.7
.2
.8
.5
.6
.8
.9
.3
.3
.9
.3
.6
.5
.6
.8
.1
.9
.0
.8
.8
.0
.0
.5
.4
.2
.5
.0
1
3
4
3
3
2
5
4
2
7
7
5
3
3
5
3
8
6
3
5
5
5
5
4
2
3
7
3
3
4
5
16
2
1
2
3
5
.9
.5
.0
.2
.3
.6
.6
.7
.5
.0
.1
.1
.9
.6
.5
.9
.5
.8
.3
.3
.1
.9
.4
.3
.2
.0
.1
.6
.0
.2
.8
.5
.5
.7
.9
.1
.7
    9 "}R       9 ^Q
THE    Pu AND    Pu CONCENTRATIONS REPORTED IN THIS TABLE HAVE BEEN ROUNDED.

s     SIGMA COUNTING ERROR
                                     11

-------
                                        TABLE 10
                             PLUTONIUM AND URANIUM ANALYSES
                                          OF
                        SELECTED PRECIPITATION COMPOSITE SAMPLES

                                         1982
LOCATION

AL:MONTGOMERY
CA:BERKELEY
CA:LOS ANGELES
CO:DENVER
CT:HARTFORD
FL:JACKSONVILLE
ID:BOISE
ID:IDAHO FALLS
IL:CHICAGO
MI:LANSING
MS:JACKSON
ND:BISMARCK
NJ:TRENTON
NY:NEW YORK CITY
NY:NIAGARA FALLS
OH:COLUMBUS
OH:PAINESVILLE
OR:PORTLAND
PA:HARRISBURG
PA PITTSBURGH
SC:BARNWELL
SC:COLUMBIA
TX:AUSTIN
VA:LYNCHBURG
WV:CHARLESTON
238Pu
pCi/1
0.007
0.002
0.007
0.003
0.008
0.006
0.005
-.002
0.009
0.001
-.002
0.003
-.001
0.004
0.001
0.002
0.008
-.003
0.006
-.001
0.003
0.004
0.010
0.002
0.001
± 2s
0.008
0.007
0.009
0.007
0.010
0.006
0.008
0.010
0.008
0.006
0.006
0.005
0.004
0.010
0.006
0.004
0.009
0.010
0.010
0.005
0.004
0.006
0.011
0.006
0.006

0
0
0
0
-0
0
0
-0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
239Pu
pCi/1
.000
.007
.000
.002
.006
.003
.004
.003
.001
.001
.002
.000
.001
.001
.002
.000
.000
.002
.000
.006
.004
.000
.000
.000
.004
± 2s
0.002
0.005
0.003
0.003
0.012
0.004
0.004
0.005
0.001
0.002
0.003
0.001
0.003
0.002
0.008
0.000
0.000
0.003
0.000
0.006
0.004
0.001
0.000
0.001
0.010
234
pCi/1
0.005
0.010
0.017
0.031
0.028
0.016
0.034
0.039
0.014
0.012
0.009
0.008
0.019
0.022
0.015
0.013
0.032
0.018
0.041
0.096
0.014
0.021
0.013
0.131
0.032
U
± 2s
0.006
0.007
0.009
0.014
0.016
0.010
0.013
0.017
0.008
0.009
0.007
0.007
0.009
0.012
0.011
0.007
0.016
0.010
0.016
0.024
0.008
0.012
0.008
0.030
0.013


0
0
0
-0
0
0
0
0
0
0
0
-0
0
0
-0
0
0
0
0
0
0
0
0
-0
-0
235
pC±/l
.000
.002
.000
.001
.002
.002
.004
.003
.000
.002
.001
.002
.001
.002
.003
.005
.002
.006
.013
.001
.001
.001
.002
.001
.004
U
± 2s
0.001
0.003
0.001
0.003
0.006
0.003
0.004
0.004
0.000
0.003
0.002
0.003
0.002
0.004
0.006
0.005
0.004
0.005
0.009
0.002
0.002
0.003
0.003
0.003
0.004
238
pCi/1
0.011
0.014
0.011
0.027
0.021
0.019
0.021
0.012
0.010
0.010
0.020
0.007
0.017
0.015
0.011
0.011
0.004
0.008
0.013
0.056
0.012
0.012
0.020
0.008
0.012
U
± 2s
0.007
0.008
0.007
0.012
0.014
0.011
0.010
0.009
0.006
0.008
0.010
0.007
0.010
0.009
0.010
0.007
0.007
0.006
0.010
0.017
0.007
0.009
0.011
0.007
0.008
THE MINIMUM DETECTABLE LIMIT IS .015 pCi/SAMPLE, FOR EACH INDIVIDUAL ISOTOPE.

s    SIGMA COUNTING ERROR
                                           12

-------
                               Krypton-85

     Krypton-85 is a long-lived noble gas with a half  life  of  10.8
years.  It  is  released  into  the  atmosphere  by  nuclear  reactor
operations,  fuel  fabrication,  fuel   reprocessing,   and   nuclear
detonations.  Krypton-85  also  occurs  naturally in minor quantities
primarily from the neutron capture of stable krypton-84  as  well  as
spontaneous   fission   and   neutron-induced   fission  of  uranium.
Monitoring of krypton-85 in the  atmosphere  has  been  conducted  to
identify and establish baseline levels and long-term trends.

     Krypton-85  analysis  began  in   January   1973   with   sample
collections  and  analyses being performed for 12 sampling locations.
These locations were selected to provide atmospheric coverage of  the
United  States  with  considerations  being given to the proximity to
fuel reprocessing  plants,  nuclear  reactors,  and  wide  geographic
coverage.

     Dry compressed air samples,  collected  at  each  location,  are
purchased  from  commercial air suppliers annually and shipped to the
EERF where the krypton-85 is cryogenically  separated and  counted in
a liquid scintillation system.

     The Kr-85 results for 1976, 1977 and 1979 are shown in Table 11.
                                  13

-------
                         TABLE 11

                        KRYPTON-85
 LOCATION
   DATE
COLLECTED
pCl/m**3
2 SIGMA
 ERROR
MI :DETROIT
MI:DETROIT
CA:OAKLAND
OR:PORTLAND
MA:BOSTON
NJ:CAMDEN
NJ:CAMDEN
OK:OKLAHOMA CITY
FL.'TAMPA
FL:TAMPA
IL:CHICAGO
12/15/76
 5/15/77
11/15/76
12/15/76
 5/15/77
 4/15/77
 3/15/79
 3/15/79
 5/15/77
 3/15/79
 4/15/77
 14.9
 14.8
 10.9
 23.3
 16.8
 15.4
 24.4
 17.4
 17.0
 23.6
 21.5
1.5
1.5
1.1
2.3
1.7
1.5
2.4
1.7
1.7
2.4
2.2
                          14

-------
                                                           DATA - EPA
                                 ERAMS
SECTION II. Water Program

     The ERAMS water  program  provides  ambient  radiation  data  to
assess  the  effects  of  the  nuclear  power  industry,  the natural
radiation environment, and other  nuclear  sources  on  the  nation's
rivers, streams and drinking water supplies.

                             Surface Water

     Grab  samples  are  taken  quarterly  at  58  stations   located
downstream from operating or future nuclear facilities.

     Surface water monitoring consists of tritium analyses  quarterly
and   gamma  scans  annually.  Tritium  is  the  primary  radioactive
pollutant from nuclear power plants.

     Tritium concentrations are determined  by  liquid  scintillation
counting  of distilled samples. Gamma scans are performed annually to
determine if there is a buildup of other contaminants.

     Tritium concentrations for surface water  samples  for  April  -
June 1982 are given in Table 12.

     Results from the 1982 annual gamma analyses of surface water are
shown in Table 13.
                                   15

-------
                                  TABLE 12

                               SURFACE WATER
                           TRITIUM CONCENTRATION

                             APRIL - JUNE 1982
 LOCATION

AL:DECATUR
AL:DOTHAN
AL:SCOTTSBORO
CArCLAY STATION
CA:DIABLO CANYON
CA:EUREKA
CA:SAN ONOFRE
CO:GREELEY
CT:EAST HADDAM
CTrWATERFORD
FL:CRYSTAL RIVER
FL:FORT PIERCE
FL:HOMESTEAD
GArBAXLEY
IA:CEDAR RAPIDS
ID:BUHL
IL:MARSEILLES
IL:MOLINE
ILrMORRIS
IL:OREGON
IL:ZION
LA:NEW ORLEANS
MA:PLYMOUTH
MD:CONOWINGO
MD:LUSBY
ME:WISCASSET
MI:BRIDGMAN
MIrCHARLEVOIX
MI:MONROE
MI:SOUTH HAVEN
MN:MONTICELLO
MN:RED WING
MS:PORT GIBSON
NC:CHARLOTTE
NC: SOUTHPORT
NJ:BAYSIDE
NJ:OYSTER CREEK
NV:BOULDER CITY
NY:OSSINING
NY:OSWEGO
NY:POUGHKEEPSIE
OH:TOLEDO
    SOURCE

TENNESSEE RIVER
CHATTAHOOCHIE RIVER
TENNESSEE RIVER
FOLSOM S. CANAL
PACIFIC OCEAN
HUMBOLDT BAY
PACIFIC OCEAN
SOUTH PLATTE RIVER
CONNECTICUT RIVER
LONG ISLAND SOUND
GULF OF MEXICO
ATLANTIC OCEAN
BISCAYNE BAY
ALTAMAHA RIVER
CEDAR RIVER
SNAKE RIVER
ILLINOIS RIVER
MISSISSIPPI RIVER
ILLINOIS RIVER
ROCK RIVER
LAKE MICHIGAN
MISSISSIPPI RIVER
CAPE CODE BAY
SUSQUEHANNA RIVER
CHESAPEAKE BAY
MONTSEWAY BAY
LAKE MICHIGAN
LAKE MICHIGAN
LAKE ERIE
LAKE MICHIGAN
MISSISSIPPI RIVER
MISSISSIPPI RIVER
MISSISSIPPI RIVER
CATAWBA RIVER
ATLANTIC OCEAN
DELAWARE RIVER
OYSTER CREEK
COLORADO RIVER
HUDSON RIVER
LAKE ONTARIO
HUDSON RIVER
LAKE ERIE
  DATE
COLLECTED

 4/ 7/82
 4/13/82
 4/ 8/82
 4/ 5/82
 4/ 6/82
 4/ 8/82
 5/25/82
 4/16/82
 5/ 4/82
 5/ 5/82
 4/12/82
 4/27/82
 4/28/82
 4/ 8/82
 4/20/82
 4/20/82
 6/30/82
 5/15/82
 6/24/82
 6/30/82
 6/30/82
 4/ 7/82
 4/ 5/82
 4/13/82
 4/13/82
 4/ 9/82
 4/17/82
 4/ 9/82
 4/26/82
 4/ 7/82
 4/ 8/82
 4/14/82
 4/15/82
 4/14/82
 4/26/82
 4/13/82
 4/ 8/82
 4/ 5/82
 5/19/82
 4/ 9/82
 4/ 7/82
 4/ 1/82
 .1
 .1
 .3
 .2
 .3
nCi/1

 0.2
 0.3
 0.3
 0.4
 0.2
 0.2
 0.3
 1.8
 0.2
 0.2
 0.2
 0.
 0.
 0.
 0.
 0.
 0.2
 0.2
 0.2
 0.3
 0.3
 0.2
 0.3
 0.2
 0.3
 0.2
 0.3
 0.2
 0.4
 0.2
 0.3
 0.3
 0.2
 0.2
 0.2
 0.2
 0.3
 0.4
 0.3
 0.5
 0.1
0.3
±  2s

0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.
0.
0.
0.
0.
0.
0.
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
'0.2
0.2
0.2
0.2
0.2
          .2
          .2
          .2
          .2
          .2
          .2
          .2
                                     16

-------
                             TABLE 12 (CONTINUED)

                               SURFACE WATER
                           TRITIUM CONCENTRATION

                             APRIL - JUNE 1982
 LOCATION

OR:BRADWOOD
PA:DANVILLE
SC:ALLENDALE
SC:BROAD RIVER
SCrHARTSVILLE
TN:DAISY
TN:KINGSTON
TX:EL PASO
TXrMATAGORDA
VT.-VERNON
WArNORTHPORT
WA:RICHLAND
WI:TWO CREEKS
WIrVICTORY
WV:WHEELING
    SOURCE

COLUMBIA RIVER
SUSQUEHANNA RIVER
SAVANNAH RIVER
BROAD RIVER
LAKE ROBINSON
TENNESSEE RIVER
CLINCH RIVER
RIO GRANDE
COLORADO RIVER
CONNECTICUT RIVER
COLUMBIA RIVER
COLUMBIA RIVER
LAKE MICHIGAN
MISSISSIPPI RIVER
OHIO RIVER
  DATE
COLLECTED

 5/ 2/82
 4/14/82
 4/22/82
 4/30/82
 4/27/82
 5/ 6/82
 6/14/82
 4/16/82
 5/16/82
 6/30/82
 5/13/82
 4/12/82
 5/ 3/82
 4/ 8/82
 4/ 6/82
nCi/1

 0.4
 0.2
 0.6
 0.6
 1.8
 0.
 0.
 0,
 0,
 0,
 0.3
 0.4
 0.4
±  2s

0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
     SIGMA COUNTING ERROR
                                    17

-------
                               TABLE 13
LOCATION

AL:DECATUR
AL:DOTHAN
AL:SCOTTSBORO
CA:CLAY STATION
CA:DIABLO CANYON
CA:EUREKA
CA:SAN ONOFRE
COtGREELEY
CT:EAST HADDAM
CT:WATERFORD
FL:CRYSTAL RIVER
FLrFORT PIERCE
FL:HOMESTEAD
GA:BAXLEY
IA:CEDAR RAPIDS
ID:BUHL
IL:MARSEILLES
IL:MOLINE
IL:MORRIS
IL:OREGON
IL:ZION
LA:NEW ORLEANS
MA:PLYMOUTH
MD:CONOWINGO
MD:LUSBY
ME:WISCASSET
MIrBRIDGMAN
MI:CHARLEVOIX
MI:MONROE
MI:SOUTH HAVEN
MN:MONTICELLO
MN:RED WING
MS:PORT GIBSON
NC:CHARLOTTE
NC: SOUTHPORT
NJ:BAYSIDE
NJ:OYSTER CREEK
NV:BOULDER CITY
NY:OSSINING
NY:OSWEGO
NY:POUGHKEEPSIE
OH:TOLEDO
OR:BRADWOOD
         SURFACE WATER
     ANNUAL GAMMA ANALYSIS

             1982

                               DATE
   SOURCE                    COLLECTED

TENNESSEE RIVER               4/ 7/82
CHATTAHOOCHIE RIVER           4/13/82
TENNESSEE RIVER               4/ 8/82
FOLSOM S. CANAL               4/ 5/82
PACIFIC OCEAN                 4/ 6/82
HUMBOLDT BAY                  4/ 8/82
PACIFIC OCEAN                 5/25/82
SOUTH PLATTE RIVER            4/16/82
CONNECTICUT RIVER             5/ 4/82
LONG ISLAND SOUND             5/ 5/82
GULF OF MEXICO                4/12/82
ATLANTIC OCEAN                4/27/82
BISCAYNE BAY                  4/28/82
ALTAMAHA RIVER                4/ 8/82
CEDAR RIVER                   4/20/82
SNAKE RIVER                   4/20/82
ILLINOIS RIVER                6/30/82
MISSISSIPPI RIVER             5/15/82
ILLINOIS RIVER                6/24/82
ROCK RIVER                    6/30/82
LAKE MICHIGAN                 6/30/82
MISSISSIPPI RIVER             4/ 7/82
CAPE CODE BAY                 4/ 5/82
SUSQUEHANNA RIVER             4/13/82
CHESAPEAKE BAY                4/13/82
MONTSEWAY BAY                 4/ 9/'82
LAKE MICHIGAN                 4/17/82
LAKE MICHIGAN                 4/ 9/82
LAKE ERIE                     4/26/82
LAKE MICHIGAN                 4/ 7/82
MISSISSIPPI RIVER             4/ 8/82
MISSISSIPPI RIVER             4/14/82
MISSISSIPPI RIVER             4/15/82
CATAWBA RIVER                 4/14/82
ATLANTIC OCEAN                4/26/82
DELAWARE RIVER                4/13/82
OYSTER CREEK                  4/ 8/82
COLORADO RIVER                4/ 5/82
HUDSON RIVER                  5/19/82
LAKE ONTARIO                  4/ 9/82
HUDSON RIVER                  4/ 7/82
LAKE ERIE                     4/ 1/82
COLUMBIA RIVER                5/ 2/82
    GAMMA
    pCi/1 + 2s

      ND
      ND
      ND
      ND
      ND
40K 193 + 41%
4°K 272 + 61%
      ND
      ND
40K 227 + 35%
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
      ND
     .ND
      ND
      ND
40K 106 + 72%
      ND
    111 + 69%
      ND
      ND
      ND
      ND
      ND
      ND
                                    18

-------
                          TABLE 13 (CONTINUED)

                            SURFACE WATER
                        ANNUAL GAMMA ANALYSIS

                                1982
LOCATION

PA:DANVILLE
SC:ALLENDALE
SC:BROAD RIVER
SC:HARTSVILLE
TN:DAISY
TN:KINGSTON
TX:EL PASO
TXrMATAGORDA
VT:VERNON
WArNORTHPORT
WA:RICHLAND
WIrTWO CREEKS
WI:VICTORY
WV:WHEELING
   SOURCE

SUSQUEHANNA RIVER
SAVANNAH RIVER
BROAD RIVER
LAKE ROBINSON
TENNESSEE RIVER
CLINCH RIVER
RIO GRANDE
COLORADO RIVER
CONNECTICUT RIVER
COLUMBIA RIVER
COLUMBIA RIVER
LAKE MICHIGAN
MISSISSIPPI RIVER
OHIO RIVER
  DATE
COLLECTED

 4/14/82
 4/22/82
 4/30/82
 4/27/82
 5/ 6/82
 6/14/82
 4/16/82
 5/16/82
 6/30/82
 5/13/82
 4/12/82
 5/ 3/82
 4/ 8/82
 4/ 6/82
GAMMA
pCi/1 + 2s

  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
  ND
ND   NO GAMMA ACTIVITY DETECTABLE
 s   SIGMA COUNTING ERROR
                                      19

-------
                             Drinking Water

     The drinking water program provides ambient radiation monitoring
relevant  to  the  effects  of  the  nuclear  power industry,  natural
environmental levels,  and other pertinent sources.  These  data  serve
to assess trends and anomalies in concentrations,  and to compare with
standards set forth in the EPA  "National  Interim  Primary Drinking
Water   Regulations."  These  regulations  provide  for  approval  of
supplies when the combined radium-226 and radium-228  levels  do  not
exceed  5  pCi/1,  when the gross alpha (excluding radon and uranium)
levels do not exceed 15 pCi/1, when  tritium  levels  do  not   exceed
20,000 pCi/1, when the strontium-90 levels do not  exceed 8 pCi/1, and
when the gross beta levels do not exceed 50 pCi/1.

     Grab samples are taken  at  78  sites  which   are  either  major
population centers or selected nuclear facility environs.

     The analyses include (a) tritium on a quarterly basis (b)  gross
alpha,  gross  beta,  and  strontium-90  on  annual composites (gamma
analyses are performed if the gross beta activity  is greater than  10
pCi/1; radium-226 analyses are performed if the gross alpha exceeds 2
pCi/1; and  radium-228  analyses  are  performed  if  the  radium-226
activity  falls  between  3  and  5 pCi/1) (c) specific iodine-131 is
performed on one quarterly sample per year for each  station  (d)  an
annual composite  for  plutonium-238,  -239,  uranium-234, -235, -238
for  stations  which  demonstrate  gross alpha  levels greater than 2
     Tritium analyses are performed by scintillation counting of  the
distilled  samples,   gross  beta,   and  gross alpha by evaporating an
aliquot on stainless steel planchets for counting,  and radium-226  by
the  standard emanation technique.  Strontium-90 is  determined by beta
counting a strontium carbonate precipitate isolated by ion exchange.

     The results of  tritium in drinking water analyses  for  April  -
June 1982 are shown  in Table 14.

     Plutonium and uranium analyses are similar to   procedures  given
for  air  particulate samples. Analyses were altered to coincide with
revised EPA standards.

     The results for 1982 composite samples are shown in Table 15.
     All samples were  taken  as   either  a  single  grab  sample  or
composite samples taken over 12 to 14 days.
                                 20

-------
                       TABLE 14

                    DRINKING WATER
                TRITIUM CONCENTRATION

                  APRIL - JUNE 1982
 LOCATION

AK:FAIRBANKS
AL:DOTHAN
AL:MONTGOMERY
AL:MUSCLE SHOALS
AL:SCOTTSBORO
CA:BERKELEY
CArLOS ANGELES
CO: DENVER
CO:PLATTEVILLE
CT:HARTFORD
DE:DOVER
FL:MIAMI
FL:TAMPA
GA:BAXLEY
GA:SAVANNAH
HI:HONOLULU
IA:CEDAR RAPIDS
ID:BOISE
ID:IDAHO FALLS
IL:MORRIS
IL:W. CHICAGO
KS:TOPEKA
LA:NEW ORLEANS
MA:LAWRENCE
MD:BALTIMORE
MD:CONOWINGO
ME:AUGUSTA
MI:DETROIT
MI:GRAND RAPIDS
MN:MINNEAPOLIS
MN:RED WING
MO:JEFFERSON CITY
MS:JACKSON
MS:PORT GIBSON
MT:HELENA
NC:CHARLOTTE
NC:WILMINGTON
ND:BISMARCK
NE:LINCOLN
NH:CONCORD
NJ:TRENTON
NJ:WARETOWN
NM:SANTA FE
NV:LAS VEGAS
DATE
COLLECTED
4/ 6/82
4/13/82
4/ 5/82
4/ 7/82
4/ 8/82
4/ 7/82
4/ 5/82
4/16/82
4/16/82
4/12/82
4/14/82
4/ 5/82
4/ 5/82
4/ 8/82
4/12/82
4/ 6/82
4/20/82
4/ 1/82
4/ 8/82
4/ 7/82
4/ 1/82
4/ 2/82
4/14/82
4/12/82
4/13/82
4/13/82
4/ 5/82
4/12/82
4/13/82
4/ 8/82
4/ 9/82
4/19/82
4/15/82
4/15/82
4/ 5/82
4/14/82
4/22/82
4/ 1/82
4/ 5/82
4/ 2/82
4/13/82
4/15/82
4/ 5/82
4/ 2/82

nCi/1
0.2
0.3
0.3
0.2
0.3
0.3
0.1
0.3
0.4
0.2
0.1
0.1
0.2
0.2
3.1
0.2
0.4
0.2
0.3
0.2
0.2
0.2
0.3
0.3
0.3
0.2
0.2
0.5
0.4
0.3
0.2
0.2
0.2
0.2
0.2
0.5
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2

+ 2s
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
                          21

-------
                  TABLE 14 (CONTINUED)

                    DRINKING WATER
                TRITIUM CONCENTRATION

                  APRIL - JUNE 1982
 LOCATION

NY:ALBANY
NY:NEW YORK CITY
NY:NIAGARA FALLS
NY:SYRACUSE
OH:CINCINNATI
OH:COLUMBUS
OH:EAST LIVERPOOL
OH:PAINESVILLE
OH:TOLEDO
OK:OKLAHOMA CITY
OR:PORTLAND
PA COLUMBIA
PA:HARRISBURG
PA .-PITTSBURGH
PC:ANCON
RI:PROVIDENCE
SC:BARNWELL
SC:COLUMBIA
SC:HARTSVILLE
SCrJENKINSVILLE
SC:SENECA
TN:CHATTANOOGA
TN:KNOXVILLE
TX:AUSTIN
VA:DOSWELL
VA:LYNCHBURG
VA:VIRGINIA BEACH
WA:RICHLAND
WI:GENOA CITY
WI:MADISON
DATE
COLLECTED
4/ 7/82
4/ 1/82
4/ 5/82
6/15/82
5/15/82
6/ 1/82
4/14/82
4/20/82
4/ 1/82
4/ 6/82
4/ 2/82
4/15/82
4/14/82
4/14/82
6/ 1/82
4/ 5/82
4/22/82
4/13/82
4/27/82
4/30/82
4/13/82
6/11/82
4/ 2/82
5/18/82
4/19/82
4/ 5/82
4/ 1/82
4/12/82
4/ 8/82
4/ 7/82

nCi/1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.4
0.2
0.6
0.2
0.2
0.2
0.3
0.2
0.2
0.2
0.4
0.2
0.2
0.2
0.5
0.1
0.2
0.3
0.2
0.2
0.3
0.2
0.1

± 2s
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
 s
      SIGMA COUNTING ERROR
                         22

-------
                                     TABLE 15

                          PLUTONIUM AND URANIUM ANALYSES
                                        OF
                     SELECTED DRINKING WATER COMPOSITE SAMPLES
                                  1981 COMPOSITE
                     238
                        Pu
                239
                   Pu
234,
235T
LOCATION
pCi/1 + 2s    pCi/1 + 2s   pCl/1 -f 2s    pCi/1 + 2s   pCi/1 + 2s
CA:LOS ANGELES
CO:DENVER
CO:PLATTEVILLE
IL: CHICAGO
IL: MORRIS
MN:RED WING
0.000
-.004
0.042
0.004
0.008
0.003
MO: JEFFERSON CITY0.006
NE: LINCOLN
NM: SANTA FE
NV:LAS VEGAS
SC:JENKINSVILLE
0.012
0.007
0.004
0.013
0.024
0.010
0.021
0.010
0.007
0.008
0.009
0.012
0.012
0.009
0.013
0.008
0.006
0.005
0.009
-0.001
-0.004
0.000
0.001
0.000
-0.001
0.002
0.009
0.006
0.009
0.006
0.002
0.004
0.000
0.002
0.004
0.003
0.004
1
1
4
1
0
0
1
2
10
2
59
.884
.168
.814
.248
.403
.195
.063
.589
.140
.733
.320
0.275
0.171
0.689
0.181
0.065
0.042
0.159
0.358
1.422
0.409
7.671
0.082
0.066
0.306
0.008
0.011
0.007
0.018
0.086
0.379
0.095
0.723
0.031
0.024
0.068
0.006
0.007
0.005
0.010
0.022
0.069
0.028
0.261
1.513
0.849
3.766
0.081
0.054
0.047
0.140
1.776
8.349
1.606
15.220
0.-227
0.130
0.546
0.022
0.016
0.018
0.032
0.250
1.175
0.249
2.184
THE MINIMUM DETECTABLE LEVEL IS  .015 pCi/SAMPLE, FOR EACH INDIVIDUAL ISOTOPE.

 s   SIGMA COUNTING ERROR
                                          23

-------
                      Radon-222 in Drinking Water
     Radon-222 in drinking water has  previously  been  considered  a
source  of radiation exposure primarily from an ingestion standpoint.
The Office of Radiation Programs  (ORP)  of  the  U.S.  Environmental
Protection  Agency  (EPA) is investigating radon in water supplies to
evaluate  the  possibility  that  a  major  pathway  from  inhalation
exposure  may exist in addition to the ingestion pathway. As an inert
gas, radon is not chemically bound to the water and consequently  can
be  released  during  any  operation  that aerates or agitates water.
Depending  upon  the  initial  concentration  of  radon   in   water,
significant quantities of radon could be released in a home or to the
general environment.

     To determine the scope of this  potential  problem,  a  national
ground  water  sampling  program  has  been  initiated by the Eastern
Environmental Radiation Facility  (EERF)  to  obtain  data  on  radon
concentrations  in  water  supplies  throughout the country. Sampling
kits have been assembled by EERF and  distributed  to  various  state
health  departments.  The kit is designed so that state personnel can
collect samples from potable water supplies and  ship  them,  without
loss of radon other than radioactive decay; to EERF for analysis.

     The selection of water supplies to be sampled is handled by  two
separate  methods. Method 1 in which each state collects samples from
all groundwater supplies serving at least 1000 people and Method 2 in
which  the choice of sampling locations and the number of supplies to
be sampled is left to the discretion  of  the  state  programs.  Each
state  is  asked  to obtain a representative sampling of ground water
supplies within its boundaries. The extent of  the  sampling  efforts
and  how  representative the data are for a given state is determined
primarily by the amount of time each state devotes to the program.

     The concentrations of radon in water are determined at the  EERF
by  liquid  scintillation  counting.  The limit of detection for this
technique using a 50-minute count and a 10-ml sample is 0.16  pCi  or
16 pci/1.

     The sampling kits are being provided to the various states on  a
rotating schedule. This schedule is designed to cover the U.S. within
approximately two years.

     Summaries of the data  from  Alabama,  Colorado,  Massachusetts,
Minnesota, Mississippi and Utah are shown in Tables 16 - 21.
                                  24

-------
LOCATION
                              TABLE 16

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
                                  POPULATION  Rn-222 CONCENTRATION
                                    SERVED       pCi/1    + 2s
  AL:ABBEVILLE
  AL:ALABASTER
  AL:ALEXANDRIA
  ALtALICEVILLE
  AL:ANDALUSIA
  AL:ANNISTON
  AL:ATMORE
  AL:BAKERHILL
  AL:BAY MINETTE
  AL:BAYOU LA BATRE
  AL:BRENT
  AL:BREWTON
  AL:BRUNDIDGE
  AL:CALERA
  AL: CARROLLTON
  AL:CHILDERSBURG
  AL:COLUMBIANA
  AL:DAPHNE
  AL:DEMOPOLIS
  AL:DOTHAN
  AL:EAST BREWTON
  AL:ELBA
  AL:ELMO RE
  AL: ENTERPRISE
  AL:EUFAULA
  AL:EVERGREEN
  AL:FAIRHOPE
  AL: FLORALA
  AL:FOLEY
  AL:FT. RUCKER
  AL:GENEVA
  AL:GLENCOE
  AL:GRAND BAY
  AL:GREENSBORO
  AL:GREENVILLE
  AL:GULF SHORES
  AL:HAMILTON
  AL:HANCEVILLE
  AL:HARTFORD
  AL:HEADLAND
  AL.-HOKES BLUFF
  AL:HOLTVILLE
  AL:IRONDALE
  AL:JACKSONVILLE
  AL:KILLEN
  AL:LADONIA
5/18/82
8/ 5/82
7/27/82
8/ 3/82
7/21/82
7/27/82
6/ 9/82
5/18/82
6/ 9/82
6/ 8/82
6/ 3/82
6/ 9/82
5/18/82
6/ 3/82
8/ 3/82
7/27/82
8/ 5/82
6/ 8/82
8/ 3/82
5/18/82
6/ 9/82
7/21/82
6/ 3/82
7/21/82
5/18/82
6/ 8/82
6/ 8/82
7/21/82
6/ 9/82
5/18/82
7/21/82
7/27/82
6/ 8/82
8/ 3/82
6/ 8/82
6/ 9/82
8/ 3/82
8/ 4/82
7/21/82
5/18/82
7/27/82
6/ 3/82
8/ 5/82
7/27/82
8/ 4/82
5/20/82
3100
15000
6855
3150
11877
53100
9600
3348
8262
5934
3000
7104
3150
4500
1200
6528
3000
4440
7422
48000
3108
5000
5400
18000
12000
4800
13800
3018
4518
14950
4986
4275
3600
3900
7800
4320
7170
3450
3165
3100
3600
1126
8583
7800
3330
2200
57.9
228.9
24.2
152.8
76.9
450.9
57.3
251.1
2.2
136.3
340.0
61.9
106.5
86.1
26.2
132.8
53.8
50.6
99.9
60.3
36.6
68.1
24.7
37.0
186.9
33.0
41.8
89.6
110.6
38.5
104.6
118.5
36.6
20.1
88.0
201.1
67.9
-7.3
129.7
68.7
87.9
10.1
218.2
112.5
472.3
241.9
47.5
49.2
49.7
58.0
49.2
56.3
59.2
51.5
58.1
67.4
54.4
59.3
48.2
48.9
55.1
51.5
46.9
65.3
57.5
47.5
58.4
47.0
47.8
46.6
49.5
56.2
65.4
49.4
60.2
46.7
50.2
51.5
46.6
55.5
57.4
61.9
55.7
47.6
48.4
48.2
50.4
47.9
48.9
51.1
56.3
44.7
                                25

-------
LOCATION
                              TABLE 16(CONTINUED)

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
POPULATION  Rn-222 CONCENTRATION
  SERVED       pCi/1    + 2s
  AL:LEEDS
  ALrLUVERNE
  AL:MADISON
  AL:MARION
  ALrMCCALLA
  ALrMILLBROOK
  AL:MONROEVILLE
  AL:MONTEVALLO
  AL:MONTEVALLO
  AL:OPP
  AL:ORANGE BEACH
  AL:OZARK
  AL:PELHAM
  AL:PELL CITY
  AL:PRATTVILLE
  AL:SARALAND
  AL:SATSUMA
  AL:SELMA
  AL:SELMA
  AL:SMITHS
  AL:THEODORE
  AL:TROY
  AL:TRUSSVILLE
  AL:UNION SPRINGS
  AL:UNION SPRINGS
  AL:VERNON
  AL:WEAVER
  AL:WEST BLOCTON
8/ 5/82
7/21/82
8/ 4/82
8/ 3/82
8/ 5/82
6/ 3/82
6/ 8/82
6/ 3/82
6/ 3/82
7/21/82
6/ 9/82
5/18/82
8/ 5/82
7/27/82
8/ 5/82
6/ 8/82
6/ 8/82
8/ 3/82
8/ 3/82
5/20/82
6/ 8/82
5/18/82
8/ 5/82
5/20/82
5/20/82
8/ 3/82
7/27/82
6/ 3/82
10773
3594
4997
3864
6300
5100
7500
5700
3000
9486
3405
16000
9000
8292
19000
10143
3636
3120
25440
2600
15810
12693
7500
4359
4500
3771
4458
3300
586.1
79.9
506.9
39.7
505.1
59.6
161.4
154.6
276.2
100.2
39.8
65.2
284.6
207.2
99.9
94.9
23.0
29.6
285.2
22.6
142.5
67.5
367.6
154.8
174.9
19.3
110.7
63.9
55.7
49.6
. 58.2
56.0
52.9
48.6
68.7
50.2
52.8
49.9
58.9
47.6
51.0
52.8
47.8
67.0
65.6
56.4
59.7
40.9
67.7
48.2
51.2
43.3
43.7
55.1
50.8
48.2
      SIGMA ERROR (IN PERCENT)
                               26

-------
LOCATION
                              TABLE 17

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
                                  POPULATION  Rn-222  CONCENTRATION
                                    SERVED       pCi/1    +  2s
  CO:AKRON
  CO:AURORA
  CO:AURORA
  CO:BENTS FORT
  CO:BURLINGTON
  CO:BYERS
  CO:CASTLE ROCK
  CO:CHEROKEE
  CO:CHEYENNE WELLS
  CO:COLORADO CITY
  CO:COMMERCE CITY
  CO:EADS
  CO:EATON
  CO:ENGLEWOOD
  CO: FOWLER
  CO:FT. LUPTON
  CO:GLENDALE
  CO:HAXTUN
  CO:HENDERSON
  CO:HOLLY
  CO:HOLYOKE
  CO:JULESBURG
  CO:LA JUNTA
  CO:LA SALLE
  CO:LAMAR
  CO:LAS ANIMAS
  CO:LIMON
  CO:MAY VALLEY
  CO:ORDWAY
  CO:PARKER
  CO:SAN LUIS
  CO: SPRINGFIELD
  CO:STRATTMOOR HILL
  CO:WIDEFIELD
  CO:WOODMAN
  CO:WRAY
  CO:YUMA
5/22/81
4/21/81
4/22/81
1/29/81
2/18/81
4/24/81
4/17/81
2/26/81
2/18/81
3/20/81
4/20/81
1/28/81
5/28/81
4/22/81
1/26/81
5/27/81
4/22/81
5/21/81
4/20/81
1/27/81
5/21/81
5/21/81
1/29/81
5/27/81
1/28/81
1/27/81
2/18/81
1/27/81
1/28/81
4/17/81
4/ 8/81
1/27/81
2/25/81
2/24/81
2/27/81
5/21/81
5/22/81
1900
1500
2400
1250
4000
1000
2850
5000
900
1200
25000
1100
2300
6100
2000
4000
3500
1009
1000
1500
2200
1605
11000
1300
9900
4000
2000
1200
1800
1500
1500
1740
3500
10000
2500
2300
3200
231.9
278.0
-129.4
36.4
191.1
86.4
779.1
171.6
239.9
505.0
153.7
251.5
848.3
351.6
145.4
296.1
141.7
368.8
122.3
752.2
196.3
121.6
452.8
388.8
989.2
334.4
434.4
729.7
176.1
74.4
2559.5
492.6
832.7
340.7
231.2
242.4
233.0
113.2
128.8
347.3
60.6
79.3
262.3
136.3
62.9
77.6
173.4
101.3
71.7
147.3
443.8
91.5
192.3
439.4
132.7
99.7
86.3
126.2
127.5
63.4
190.6
79.2
81.9
80.3
87.1
85.4
125.7
407.7
83.8
78.8
87.3
55.1
127.0
113.0
  s = SIGMA ERROR (IN PERCENT)
                                27

-------
LOCATION
                              TABLE 18

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
POPULATION  Rn-222 CONCENTRATION
  SERVED       pCi/1    + 2s
  MA:ACTON
  MA:ASHLAND
  MA:AUBURN
  MA:AUBURN
  MA:AVON
  MA:AYER
  MA:BEDFORD
  MA:BELLINGHAM
  MA:BLACKSTONE
  MA:BREWSTER
  MA:BRIDGEWATER
  MA:BUZZARDS BAY
  MA:CHELMSFORD
  MA:DEDHAM
  MA:DENNIS
  MA:DOUGLAS
  MA:DRACUT
  MA:DUDLEY
  MA:DUXBURY
  MA:EASTHAMPTON
  MA:EASTHAMPTON
  MA:EASTHAMPTON
  MA:EASTON
  MA:ESSEX
  MA:FAIRHAVEN
  MA:FOXBOROUGH
  MA:FRANKLIN
  MA GEORGETOWN
  MA:GRAFTON
  MA:GROVELAND
  MA:HAMILTON
  MA:HANOVER
  MA:HARWICH
  MA:HOLLISTON
  MA:HOPKINTON
  MA:HYANNIS
  MA:KINGSTON
  MA .-LANCASTER
  MA:LANESBORO
  MA:LANESBORO
  MA:LITTLETON
  MA:LUNENBURG
  MA:LYNNFIELD
  MA:MARSHFIELD
  MA:MASHPEE
  MA:MATTAPOISETT
  MA:MEDFIELD
  MA:MEDWAY
  MA:MERRIMAC
  MA:MIDOLEBORO
  MA:MILLBURY
  MA:MILLIS
2/24/82
9/23/81
7/15/81
7/15/81
4/27/81
11 8/81
2/24/82
9/30/81
4/30/82
2/17/82
4/24/81
12/31/81
2/24/82
3/ 8/82
2/17/82
9/30/81
2/24/82
4/16/81
4/27/81
4/ 7/81
4/ 7/81
4/ 7/81
4/27/81
4/28/82
4/24/81
4/30/82
9/30/81
6/ 2/81
4/16/81
6/ 2/81
4/28/82
4/23/81
2/17/82
9/23/81
9/23/81
12/31/81
4/27/81
7/15/81
4/ 8/81
4/ 8/81
11 8/81
7/15/81
3/ 8/82
4/27/81
12/31/81
2/18/82
4/30/82
9/23/81
6/ 2/81
4/24/81
4/16/81
9/23/81
20000
10000
7000
3000
5166
6300
11611
14000
4500
4500
17000
8500
21000
36000
5000
3000
15000
7200
14000
13000
13000
13000
16000
3000
17000
14200
18500
6000
4966
5300
7095
11272
10000
12000
5500
20000
6500
6000
2000
2000
5250
5300
9500
21000
1500
5702
10700
8500
4200
16000
9116
6500
835.9
816.3
1390.5
1338.0
1168.0
1064.5
42.8
593.4
652.5
23.4
835.1
267.0
1180.5
589.0
111.4
1417.0
804.9
5003.0
311.8
270.1
175.3
258.4
1718.0
114.5
2175.0
1217.5
447.9
1624.0
1359.5
935.0
706.6
794.4
127.1
1320.0
916.5
203.9
1058.5
819.4
-28.1
951.4
1331.0
1186.0
1538.5
765.4
287.5
765.8
741.5
515.0
1554.5
607.2
972.5
416.6
117.0
117.0
125.2
126.9
87.3
117.1
105.8
112.8
91.4
59.5
116.9
91.6
129.8
81.9
60.6
127.5
116.5
150.1
76.4
187.0
185.9
188.5
94.6
100.2
130.5
85.3
111.3
97.4
101.4
93.5
113.1
99.1
61.0
125.2
119.2
90.8
84.7
125.7
110.4
128.3
119.8
130.5
77.0
84.2
89.1
95.5
89.0
115.8
100.6
113.8
97.3
112.3
                               28

-------
                         TABLE 18 (CONTINUED)

                     RADON IN GROUND WATER SUPPLIES
LOCATION
                COLLECTION
                   DATE
POPULATION  Rn-222 CONCENTRATION
  SERVED       pCi/1    + 2s
  MA:NANTUCKET
  MA:NATICK
  MA:NO. ATTLEBORO
  MA:NO. RAYNHAM
  MA:NO. READING
  MA:NORTON
  MA:NORWELL
  MA:OSTERVILLE
  MA:OXFORD
  MA:PALMER
  MA:PEPPERELL
  MA:PLAINVILLE
  MA:PROVINCETOWN
  MA:READING
  MA:ROWLEY
  MA:SAGAMORE
  MA SALISBURY
  MA:SANDWICH
  MA:SEEKONK
  MA:SHARON
  MA:SHIRLEY
  MA SHREWSBURY
  MA:SMU
  MA:SOUTH DENNIS
  MA:STERLING
  MA:STURBRIDGE
  MA:SUDBURY
  MA:SWANSEA
  MA:TEMPLETON
  MA:TEWKSBURY
  MA:TISBURY
  MA:TOPSFIELD
  MA:TOWNSEND
  MA:UPTON
  MA:UXBRIDGE
  MA:WARE
  MA:WAYLAND
  MA:WEBSTER
  MA:WELLESLEY
  MA:WENHAM
  KA:WEST BRIDGEWATE
  MA:WESTFORD
  MA:WESTFORD
  MA:WHITINSVILLE
  MA:WILLIAMSTOWN
  MA:WILMINGTON
  MA:WRENTHAM
  MA:YARMOUTH
6/18/82
9/23/81
7/14/82
4/24/81
3/ 8/82
7/14/82
4/23/81
12/31/81
4/16/81
4/ 9/81
11 8/81
7/14/82
2/17/82
3/ 8/82
6/ 2/81
12/31/81
6/ 2/81
12/31/81
2/18/82
4/27/81
11 8/81
4/16/81
4/24/81
2/17/82
7/15/81
4/ 9/81
4/28/82
2/18/82
2/24/82
2/24/82
6/16/82
4/28/82
7/15/81
9/30/81
9/30/81
4/ 9/81
9/23/81
4/16/81
3/ 8/82
4/28/82
4/24/81
11 8/81
11 8/81
9/30/81
7/27/82
3/ 8/82
4/30/82
2/17/82
5340
32000
18000
4000
12300
13000
9000
8000
6000
3377
6000
4500
4000
23500
3000
8000
20000
10000
12800
13500
3100
23000
5000
22000
4525
7000
13000
15500
6000
26000
5000
3800
4123
2000
4000
8679
12542
14400
28000
3280
6666
3000
7000
12000
8000
18000
5700
19000
269.8
581.2
607.5
282.4
674.3
456.5
822.4
228.1
2438.5
405.1
1015.2
747.0
96.6
664.7
328.7
288.1
1085.5
189.8
185.8
1076.5
519.2
1118.0
1564.5
88.4
1594.0
145.1
971.5
685.6
915.7
617.0
153.9
789.4
1317.0
573.3
913.5
127.4
1014.9
2022.5
546.5
877.2
215.8
526.5
825.6
697.3
367.5
860.9
45.9
159.2
72.1
115.1
66.8
120.9
70.6
63.9
102.6
88.9
122.0
98.2
116.7
70.8
61.4
69.8
80.9
91.7
92.2
98.6
85.4
86.1
106.9
100.6
132.6
60.1
135.5
92.5
111.7
92.4
119.1
116.9
61.7
109.9
137.9
114.3
118.8
94.2
121.1
111.1
68.2
114.1
107.9
111.6
115.6
114.9
132.3
73.2
79.9
61.7
  s = SIGMA ERROR (IN PERCENT)
                                 29

-------
         TABLE 19

RADON IN GROUND WATER SUPPLIES
(CATION COLLECTION
DATE
MN:ALBERT LEA
MN: ALEXANDRIA
MN:ANOKA
MN:APPLE VALLEY
MN: AURORA
MN: BABBITT
MN:BEMIDJI
MN: BENSON
MN: ELAINE
MN : BLOOMINGTON
MN:BLUE EARTH
MN:BRAINARD
MN: BROOKLYN CENTER
MN: BROOKLYN PARK
MN: BUFFALO
MN:BURNSVILLE
MN : CAMBRIDGE
MN.-CHANHASSEN
MN.-CHASKA
MN: CIRCLE PINES
MN:COON RAPIDS
MN: COTTAGE GROVE
MN: DETROIT LAKES
MN:EAGAN
MN.'EDEN PRAIRIE
MN:EDINA
MN:EXCELSIOR
MN:FARIBAULT
MN : FARMINGTON
MN: FOREST LAKE
MN:FRIDLEY
MN.-GLENCO
MN: GRAND RAPIDS
MN :HASTINGS
MN: HI BEING
MN: HOPKINS
MN:HUTCHINSON
MN: JACKSON
MN:LA CRESCENT
MN:LAKE CITY
MN:LAKEVILLE
MN:LE SUEUR
MN.-LITCHFIELD
MN: LITTLE FALLS
MN:LUVERNE
MN:MADISON LAKE
MN:MAHTOMEDI
MN:MANKATO
MN: MARSHALL
MN:MINNETONKA
MN:MINNETRISTA
MN: MONTEVIDEO
2/16/82
12/28/81
21 4/82
10/ 7/81
10/ 8/81
10/28/81
11/20/81
ll/ 5/81
21 4/82
10/16/81
10/14/81
9/14/81
2/11/82
2/11/82
2/25/82
2/25/82
21 4/82
2/25/82
I/ 8/82
1/14/82
10/14/81
2/26/82
12/ 8/81
I/ 6/82
2/25/82
2/25/82
1/25/82
21 9/82
10/23/81
12/18/81
2/11/82
12/ 2/81
11/19/81
10/28/81
107 7/81
27 9/82
12/ 2/81
12/18/81
2/10/82
2/10/82
10/21/81
I/ 8/82
11/19/81
127 7/81
12/21/81
10/26/81
97 9/81
107 7/81
12/14/81
1/27/82
11/16/81
107 6/81
             POPULATION  Rn-222  CONCENTRATION
               SERVED       pCi/1    +  2s
              19418
               7500
              15860
              21500
               2725
               2480
              11000
               3600
              27000
              80900
               4000
              11600
              34000
              32000
               4000
              35000
               3470
               4200
               6200
               4500
              32000
              16000
               6725
              20000
              15000
              46000
               2700
              17000
               4390
               4710
              31000
               4750
               7250
              12000
              20000
              16800
               9244
               3970
               4131
               4000
              10000
               1380
               5800
               7500
               4249
                588
               3500
             230000
              11000
              37000
               2878
               5700
 22,
175,
424.6
   .1
   .4
   .9
   .9
   .3
   .4
   .4
   .3
   .5
   .7
222.
 60.
 46,
248.
137.8
387.6
196.
139,
466.
206.
 49,
129,
198,
432.
126.
178.
151.4
380.8
306.0
106.3
199.9
 83.0
367.4
143.1
220.7
228.0
190.0
199.2
379.0
349.0
122.1
171.5
146.4
 99.0
 53.6
177.4
163.6
171.2
 75.0
 81.7
 22.9
 -1,
535,
595,
152
112.2
 64
803,
 60.2
204.7
 96.9
133.9
109.5
148.0
260.8
 96.5
 96.7
100.8
106.2
108.4
107.6
105.6
 86.4
 85.2
 97.7
 87.1
 74.3
 89.8
110.0
 76.5
 71.9
105.6
 86.2
 91.1
 70.8
 61.0
 72.9
 73.1
103.6
119.3
303.2
150.2
133.8
 76.1
112.0
250.5
126.2
122.
 60.
143.
 99.
 68.
145.2
 66.9
 68.3
 65.2
             .7
             .7
             .1
             .1
             .4
          59.
         100,
          80,
 52.6
          30
         156.3

-------
LOCATION
                         TABLE 19 (CONTINUED)

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
                                  POPULATION  Rn-222 CONCENTRATION
                                    SERVED       pCi/1    + 2s
MN: MORRIS
MN: MOUND
MN:MOUNDSVIEW
MN:N. MANKATO
MN:NEW BRIGHTON
MN:NEW ULM
MN: NEWPORT
MN: NORTH ST. PAUL
MN:NORTHFIELD
MN:NORTHFIELD
MN:OAKDALE
MN:OSSEO
MN:OWATONNA
MN:PARK RAPIDS
MN: PIPE STONE
MN: PLYMOUTH
MN:RED WING
MN: REDWOOD FALLS
MN: RICHFIELD
MNrROBBINSDALE
MN: ROCHESTER
MN:ROLLINGSTONE
MN:ROSEMOUNT
MN : SARTELL
MN:SAUK CENTRE
MN:SAUK RAPIDS
MN: SAVAGE
MN:SHAKOPEE
MN:SHOREVIEW
MN: SILVER LAKE
MN: SLEEPY EYE
MN:SO. ST. PAUL
MN: SPRING LAKE PAR
MN:ST. ANTHONY
MN:ST. JAMES
MN:ST. LOUIS PARK
MN:ST. PAUL
MN:ST. PETER
MN: STAPLES
i'lN.-STEWARTVILLE
WI:STILLWATER
MN:VIRGINIA
MN:WADENA
MN:WAITE PARK
ll/ 5/81
2/ 9/82
2/17/82
121 8/81
2/11/82
10/15/81
9/ 3/81
121 9/81
21 9/82
21 9/82
9/17/81
2/10/82
2/16/82
11/17/81
12/16/81
2/ 9/82
21 1/82
10/ 2/81
11/20/81
2/11/82
2/17/82
21 8/82
1/13/82
I/ 8/82
11/17/81
9/17/81
2/25/82
2/25/82
2/23/82
121 2/81
11/25/81
2/26/82
2/11/82
11/13/81
ll/ 6/81
9/30/81
9/ 3/81
10/29/81
12/ 4/81
21 8/82
8/27/81
10/ 7/81
12/ 4/81
9/21/81
5000
13000
13500
9100
23300
15000
3000
12000
8500
2700
10000
2974
18642
2300
5000
25000
13721
5200
45000
17000
69000
530
3741
3600
3750
6200
5000
9600
12000
753
3500
23000
6400
8000
4323
47000
4600
9000
3325
4200
13200
14500
4620
3000
12.0
216.3
713.9
563.6
249.9
460.4
156.8
290.9
315.3
83.0
183.3
164.1
49.2
330.6
1686.5
389.1
74.0
-19.3
167.7
431.5
128.0
30.5
225.8
278.3
209.1
298.8
283.5
412.1
143.7
226.8
281.8
277.0
519.7
343.1
110.6
203.9
-39.8
-17.7
100.3
167.9
384.3
-12.4
4.7
279.1
92.3
77.8
110.6
78.6
107.4
92.0
117.6
132.3
64.6
60.7
86.8
127.2
58.7
439.5
396.0
69.1
82.5
101.9
265.1
114.0
63.8
59.2
105.0
89.4
62.7
86.5
87.9
128.0
68.1
114.6
67.5
76.2
113.3
83.4
71.0
108.6
115.8
121.2
100.9
60.7
88.2
127.2
97.1
72.6
                                31

-------
                         TABLE 19 (CONTINUED)

                     RADON IN GROUND WATER SUPPLIES

LOCATION        COLLECTION        POPULATION  Rn-222 CONCENTRATION
                   DATE             SERVED       pCi/1    + 2s
  MNrWASECA         12/ 3/81        8219          81.7     95.7
  MN:WAYZATA         2/ 9/82        4200         364.1     65.3
  MNrWELLS          ll/ 4/81        2800         241.3    101.8
  MNrWHITE BEAR     12/11/81        4700         270.8     93.3
  MN:1\JHITE BEAR LAKE11/30/81       24000         114.4     97.8
  MN:WILLMAR        10/27/81       13701          36.5     60.0
  MN:WINDOM         12/18/81        4666         382.7    259.3
  MNrWINONA          2/17/82       25011          98.0     62.6
  MNrWOODBURG        2/26/82        8000         588.8     82.0
  MN:WORTHINGTON    12/21/81       10000         117.6    149.0
  s = SIGMA ERROR (IN PERCENT)
                                32

-------
LOCATION
                              TABLE 20

                     RADON IN GROUND WATER SUPPLIES
COLLECTION
   DATE
                                  POPULATION  Rn-222 CONCENTRATION
                                    SERVED       pCi/1    + 2s
  MS:BAY ST. LOUIS
  MS:BENTON
  MS:BILOXI
  MS:BROOKHAVEN
  MS:BROOKHAVEN
  MS:CANTON
  MS:CANTON
  MS:CLINTON
  MS:COLUMBIA
  MS:CRYSTAL SPRINGS
  MS:ELLISVILLE
  MS:ELLISVILLE
  MS:ESATAQUA
  MS:GLENDALE
  MS:GULFPORT
  MS:GULFPORT
  MS:HATTIESBURG
  MS:MATTIESBURG
  MS:HAZELHURST
  MS:JACKSON
  MS:JACKSON
  MS:JACKSON
  MS:JACKSON
  MS:JACKSON
  MS:JACKSON
  MS:KEESLER AFB
  MS:LAUREL
  MS:LAUREL
  MS:LONG BEACH
  MS:LUCEDALE
  MS:MARTINS BLUFF
  MS:MCCOMB
  MS:MOSS POINT
  MS:NATCHEZ
  MS:NATCHEZ
  MS:OCEAN SPRINGS
  MS:PASCAGOULA
  MS:PASS CHRISTIAN
  MS:PEARL
  MS:PETAL
  MS:PICAYUNE
  MS:PORT GIBSON
  MS:RICHLAND
  MS:RIDGELAND
121 1/81
7/28/82
12/ 2/81
6/ 4/81
6/ 4/81
7/28/82
7/29/82
7/22/82
6/ 4/81
67 4/81
127 3/81
121 3/81
127 2/81
127 3/81
12/ 2/81
127 2/81
127 3/81
127 3/81
67 4/81
7/22/82
7/22/82
7/28/82
7/22/82
7/22/82
7/22/82
12/ 2/81
127 3/81
12/ 3/81
12/ 1/81
127 2/81
127 2/81
67 5/81
127 2/81
67 5/81
67 5/81
127 2/81
127 2/81
127 1/81
7/22/82
127 3/81
127 1/81
7/28/82
7/22/82
7/29/82
6752
4522
48486
10700
5352
12810
4318
12600
7587
4180
3150
4643
5624
3080
6800
40791
57000
4358
4577
3934
6657
5875
15660
6122
3536
20250
3046
24145
6170
3040
3650
11969
20500
19704
5110
13300
26500
4000
18238
6986
10467
3500
3400
7405
184.6
37.5
84.9
16.0
16.2
23.8
16.1
22.4
1.7
6.0
154.1
115.3
385.4
107.7
272.4
220.5
72.2
32.6
92.0
18.5
59.5
56.7
88.9
34.1
-18.0
43.0
36.0
86.7
118.4
-3.8
110.1
34.9
139.0
31.3
48.7
121.0
-13.8
129.9
85.3
429.1
130.3
21.1
-51.3
21.6
62.5
100.9
97.2
69.3
69.6
71.6
86.5
119.2
67.9
69.3
85.2
83.6
67.4
85.3
66.5
64.9
84.1
82.4
70.9
114.2
120.5
101.9
120.4
114.7
119.6
96.2
82.9
84.0
59.2
63.0
64.2
70.1
65.6
63.7
72.5
63.8
62.4
59.6
116.0
89.8
61.0
71.0
112.0
87.0
                                33

-------
                         TABLE 20 (CONTINUED)

                     RADON IN GROUND WATER SUPPLIES

LOCATION        COLLECTION        POPULATION  Rn-222 CONCENTRATION
                   DATE             SERVED       pCi/1    + 2s
  MSrTERRY           7/22/82        5000          67.9    119.6
  MS:VICKSBURG       7/28/82        3502          -1.2     99.1
  MSrVICKSBURG       7/28/82       35000          -6.2     99.7
  MS:WASHINGTON-NATC 6/ 5/81        4417         144.3     65.6
  MS:WAVELAND       12/ 1/81        3108         158.6     60.9
  MSrWAYNESBORO     12/ 3/81        4368         104.0     86.2
  MS:WHITFIELD       7/22/82        4138          58.1    114.7
  MSrWOODVILLE       6/ 5/81        1734           1.5     63.2
  MS:YAZOO CITY      7/28/82       10796          18.8    100.5
      SIGMA ERROR (IN PERCENT)
                                 34

-------
                              TABLE 21

                     RADON IN GROUND WATER SUPPLIES
LOCATION
                COLLECTION
                   DATE
POPULATION  Rn-222 CONCENTRATION
  SERVED       pCi/1    + 2s
UT: ALPINE
UT: AMERICAN FORK
UT: BEAVER
UT : BEAVER
UT: BOUNTIFUL
UT: BOUNTIFUL
UT : BRIGHAM
UT: CEDAR CITY
UT:CENTERVILLE
UT:CLEARFIELD
UT: CLINTON
UT:COPPERTON
UT:utLTA CITY
UT:DRAPER
UT:DUCHESNE
UT:DUCHESNE(UTE)
UT: DUG WAY PROV . GD
UT:EPHRAIM
UT : FARMINGTON
UT:FILLMORE
UT: FRUIT HEIGHTS
UT: GARLAND
UT: GRANGER
UT:GRANTSVILLE
UT:GUNNISON
UT:HEBER CITY
UT: HELPER
UT: HIGHLAND
UT:HILL AFB
UT:HOLLADAY
UT: HOOPER
UT: HURRICANE
UT:HYDE PARK
UT:HYRUM
UT:K#NAB
UT: LAWRENCE
UT:LAYTON
UT:LEHI
UT:LEWISTON
UT:LINDON
UT:LOGAN
UT:MAGNA
UT:MANTI
UT:MAPLETON
UT:MIDVALE
UT:MILFORD
UT : MOAB
UT: MORGAN
8/17/81
8/17/81
5/ 7/81
3/11/82
3/31/81
4/17/81
9/29/81
5/ 7/81
4/21/81
6/16/81
6/16/81
7/28/81
3/10/82
4/10/81
3/15/82
3/15/82
3/17/81
5/22/81
5/ 1/81
3/ 9/82
5/ 1/81
9/29/81
4/14/81
6/ 1/81
5/21/81
10/22/81
5/24/82
8/17/81
5/ 1/81
4/13/81
8/ 4/81
5/ 5/81
10/28/81
10/27/81
5/ 5/81
5/24/82
5/ 1/81
10/14/81
10/28/81
8/17/81
10/27/81
7/29/81
5/22/81
2/19/82
4/13/81
3/11/82
6/25/81
2/24/82
2625
12000
2000
1800
35000
10000
17000
11000
10000
18500
7000
1000
2300
1000
2200
2700
2500
2810
5200
2177
2800
1480
81905
3100
1200
5000
2700
3000
18500
12500
5000
2600
1300
3975
1450
1000
26140
4000
1250
2700
25000
12000
2000
2400
12000
1282
5300
1895
642.6
163.9
2436.5
106.8
995.7
286.7
553.0
-20.1
9.3
191.6
185.2
541.3
342.6
451.5
35.0
358.1
300.1
-10.8
971.7
322.7
216.9
885.6
314.0
555.0
44.8
248.3
174.3
605.2
191.3
284.3
187.6
38.9
217.7
335.1
61.5
292.5
277.3
-319.3
74.9
572.5
332.6
351.7
-7.2
147.6
357.2
460.2
22.2
267.4
70.7
63.1
121.9
85.0
49.8
78.1
79.5
61.5
62.0
63.0
62.1
78.3
64.2
112.9
169.3
60.7
43.5
100.9
87.5
74.2
71.4
84.1
84.8
85.9
119.0
84.1
60.0
69.4
70.7
69.3
76.0
75.9
148.1
75.4
123.1
58.5
73.9
517.3
59.1
68.2
74.5
109.3
101.1
73.8
71.3
94.0
88.7
109.6
                                35

-------
                         TABLE 21 (CONTINUED)

                     RADON IN GROUND WATER SUPPLIES
LOCATION
COLLECTION
   DATE
POPULATION  Rn-222 CONCENTRATION
  SERVED       pCi/1    + 2s
UT:MT. PLEASANT 5/22/81
UT:MURRAY 4/10/81
UT:N. SALT LAKE 3/31/81
UT:NEPHI 3/ 2/82
UT:NO. LOGAN 10/ 2/81
UTrOGDEN 8/ 4/81
UT:OGDEN 9/29/81
UTrOGDEN 8/ 4/81
UT:OGDEN 8/ 4/81
UT:cREM 8/17/81
UT:PANGUITCH 5/ 5/81
UT:PAROWAN 5/ 7/81
UT:PAYSON 2/19/82
UT:PLEASANT GROVE 8/17/81
UT:PLEASANT VIEW 8/ 4/81
UT:PROVIDENCE CITY10/27/81
UT:RICHFIELD 5/21/81
UT:RICHMOND 10/28/81
UT:RIVER HEIGHTS 10/27/81
UT:RIVERDALE 6/16/81
UT:RIVERTON 4/10/81
UT:ROOSEVELT 3/15/82
UT:ROY 6/17/81
UT:SALEM 2/19/82
UT:SALINA 5/21/81
UT':SALINA 3/11/82
UT:SALT LAKE CITY 4/13/81
UTrSALT LAKE CITY 4/13/81
UT:SANDY 4/10/81
UT:SANDY 4/10/81
UT : RANTAQUIN 2/19/82
UT:SMITHFIELD 10/28/81
UT:SO. OGDEN 6/17/81
UT:SO. SALT LAKE 4/13/81
UT:SOUTH WEBER 6/17/81
UT:SPANISH FORK 2/19/82
UT : SPRINGVALE 2/19/82
UT:ST. GEORGE 5/ 6/81
UT:SUNSET 6/16/81
UT: SYRACUSE 5/11/81
UT:TAYLORSVILLE 7/29/81
UT:TOOELE 6/ 1/81
UT:TOOELE 6/ 1/81
UT:TREMONTON 9/29/81
UT: WASHINGTON 5/ 6/81
UT: WASHINGTON TERR 6/17/81
UT:WELLSVILLE 10/27/81
UT:WEST POINT 5/11/81
UT:WILLARD 9/29/81
UT:WOODS CROSS 3/31/81
2800
26900
5700
3200
2100
4000
5300
5300
3850
55000
1348
2000
8900
9000
10000
1600
6000
1661
1050
6000
7500
4000
20000
3000
2200
2230
2400
28000
52000
7800
2175
5011
10000
8000
1600
10000
14000
7500
6500
3709
44000
4500
16000
3000
3500
8200
1800
2000
1800
4274
184.9
384.3
406.9
176.6
161.4
315.6
631.2
828.9
796.8
452.5
327.3
182.9
148.0
468.7
334.6
314.9
227 A
31.0
184.7
241.1
482.9
379.2
306.8
224.4
-22.5
98.8
257.5
112.3
646.5
711.9
513.8
190.2
35.6
136.2
364.3
445.6
394.3
-16.8
156.9
259.0
146.9
153.5
366.9
667.0
921.3
258.8
323.5
196.9
728.8
907.8
102.0
111.3
46.7
72.0
78.0
78.3
81.8
439.6
135.0
67.6
78.4
91.4
74.0
70.0
76.8
489.1
124.4
57.9
71.8
63.9
80.7
73.9
64.4
76.1
118.0
83.8
66.8
88.4
80.6
81.8
77.3
61.5
60.4
68.0
67.3
77.9
78.0
75.1
61.5
60.8
104.4
77.5
80.7
143.4
124.3
64.6
74.2
59.9
80.2
49.6
  s = SIGMA ERROR (IN PERCENT)   36

-------
SECTION III. External Gamma Ambient Monitoring Program

     The external gamma monitoring program, which  began  in  October
1978,  provides  a  continuous  measurement of ambient gamma exposure
rates, including cosmic, at selected sites throughout the continental
United  States.  Data  from  this  program  will  be used to evaluate
fluctuations in natural background due to variations in environmental
conditions  and  to  provide  a  means  of monitoring any significant
increases in ambient gamma levels due  to  weapons  fallout,  reactor
operations, etc. Initially, the program will consist of approximately
22 sites representing  a  wide  geographic  coverage  throughout  the
country. Hopefully, at some later date additional sites will be added
to the program. Although exposure measurements at these few sites are
not  totally  representative  of  nationwide  exposures, they will be
indicative of national trends.

     The  monitoring  program  utilizes   CaF2:Mn   thermoluminescent
dosimeters  (TLD's).  These  dosimeters  are  commercially  available
glass-bulb type dosimeters with energy compensating shields. A  group
of  four  TLD's  is  located  at each station or site. Dosimeters are
annealed by the station operator prior to positioning in  the  field.
The  dosimeters  are  returned  to EERF for readout on an approximate
one-month cycle. Several  dosimeters  are  annealed  by  the  station
operator  as  controls and returned with the exposed field dosimeters
to correct for any exposures accumulated during shipment.

     Results from the period April - June 1982 are shown in Table 22.
                                   37

-------
                               TABLE 22
            ENVIRONMENTAL GAMMA AMBIENT MONITORING PROGRAM
                                         INTEGRATED       EXPOSURE
     LOCATION          DATE RANGE         EXPOSURE          RATE
                                           MR
MICRO R/HR + 2 s *
AL:MONTGOMERY
AL:MONTGOMERY
AL:MONTGOMERY
CA:BERKELEY
CA:BERKELEY
CA: BERKELEY
CO: DENVER
CO: DENVER
CO: DENVER
FL:ORLANDO
FL:ORLANDO
ID:BOISE
ID:BOISE
ID:BOISE
IL:CHICAGO
IL:CHICAGO
IL:CHICAGO
ND:BISMARCK
ND: BISMARCK
ND:BISMARCK
NJ:TRENTON
NJ:TRENTON
NJ:TRENTON
NM:SANTA FE
NM:SANTA FE
NV:LAS VEGAS
NV:LAS VEGAS
NV:LAS VEGAS
NY:NEW YORK
NY:NEW YORK
NY:NEW YORK
OH: COLUMBUS
OH:COLUMBUS
OH: COLUMBUS
OK:OKLAHOMA CITY
OK:OKLAHOMA CITY
OK:OKLAHOMA CITY
OR:PORTLAND
OR:PORTLAND
OR:PORTLAND
PA: HARRIS BURG
PA:HARRISBURG
PA:HARRISBURG
PA: PITTSBURGH
PA PITTSBURGH
PA:PITTSBURGH
40682- 50382
50382- 60382
60382- 70282
40182- 43082
43082- 60482
60482- 70282
40182- 50382
50382- 60382
60382- 63082
32882- 50582
50582- 60482
40582- 50382
50382- 60782
60782- 70682
40682- 50482
50482- 60482
60482- 70682
40282- 51082
51082- 60482
60482- 63082
40182- 43082
43082- 60382
60382- 70182
40582- 51882
51882- 62282
40182- 42982
42982- 60282
60282- 70182
40582- 50682
50682- 60882
60882- 70882
40282- 50382
50382- 60282
60282- 70182
31882- 42982
42982- 60882
60882- 70682
40182- 51082
51082- 60382
60382- 70782
33082- 50382
50382- 60182
60182- 62982
40282- 50482
50482- 60282
60282- 70282
6.8
8.1
7.5
6.2
5.0
3.9
11.3
10.8
9.1
3.6
4.1
7.7
10.0
8.2
4.4
5.6
5.3
8.4
5.2
5.2
6.8
8.7
6.9
15.5
11.3
4.3
5.6
4.4
6.3
5.8
5.6
4.8
5.3
10.7
8.0
7.5
4.8
7.3
4.8
6.5
4.6
4.4
4.6
9.3
9.8
8.9
10.5
10.9
10.7
8.9
5.9
5.8
14.7
14.6
14.0
3.9
5.6
11.5
11.9
11.7
6.6
7.5
6.9
9.2
8.7
8.4
9.8
10.7
10.2
15.0
13.5
6.5
6.9
6.3
8.5
7.3
7.7
6*5
7.4
15.4
8.0
7.8
7.1
7.8
8.3
8.0
5.7
6.3
6.8
12.1
14.0
12.4
11.1
5.4
5.4
3.5
7.3
25.1
7.6
10.0
3.5
5.7
19.2
6.0
7.8
4.2
20.2
4.7
5.2
4.5
6.2
5.1
6.4
6.6
8.0
5.1
8.6
8.6
4.5
5.7
5.9
7.5
16.2
4.9
4.0
3.9
6.1
5.4
9.4
8.0
7.7
6.3
7.1
15.3
6.4
4.5
3.9
4.9
                                    38

-------
                          TABLE 22 (CONTINUED)
            ENVIRONMENTAL GAMMA AMBIENT MONITORING PROGRAM
                                         INTEGRATED       EXPOSURE
     LOCATION          DATE RANGE         EXPOSURE          RATE
RI:PROVIDENCE
RI:PROVIDENCE
RI:PROVIDENCE
SC:BARNWELL
SCrBARNWELL
SCrBARNWELL
SC:COLUMBIA
SC:COLUMBIA
SC:COLUMBIA
TN:KNOXVILLE
TN:KNOXVILLE
TN:KNOXVILLE
VA:RICHMOND
VA:RICHMOND
VA:RICHMOND
VT:MONTPELIER
VT:MONTPELIER
                                           MR
40582- 51282
51282- 61182
61182- 70982
40182- 50782
50782- 60382
60382- 70182
40282- 43082
50482- 60182
60182- 62982
40282- 42882
42882- 60382
60382- 70182
40182- 42982
42982- 60482
60482- 63082
40182- 42982
42982- 62882
8.9
7.7
6.9
7.8
2.2
5.0
6.4
6.8
6.1
6.0
8.1
5.9
5.7
6.8
4.2
5.7
11.7
MICRO R/HR + 2 s *
   10.1
   10.7
   10.1
    9.0
    3.5
    7.5
    9.4
   10.2
    9.7
    9.6
    9.4
    8.8
    8.5
    7.9
    6.7
    8.5
    8.1
 4.9
 5.9
 5.4
 5.3
 7.7
 6.5
 5.3
12.0
 6.5
 5.8
 4.6
10.4
 7.0
 4.7
22.1
 5.6
 5.8
        SIGMA ERROR  (IN PERCENT)
                                  39

-------
SECTION IV. Milk Program

                            Pasteurized Milk

     This is a cooperative program of the EPA, ORP and the Dairy  and
Lipid  Products  Branch,  Milk  Sanitation  Section,  Food  and  Drug
Administration.  Milk  is  a  reliable  indicator  of   the   general
populations  intake  of radionuclides since it is consumed by a large
segment of the population and contains several  of  the  biologically
important  contaminants  resulting  from  environmental releases from
nuclear activities. A primary function of this program is  to  obtain
reliable   monitoring   data   relative   to   current   radionuclide
concentrations and determine any long-term trends.

     Monthly samples are collected at 65 sampling sites with  one  or
more  located in each state, Puerto Rico, and the Panama Canal. These
are composite samples representing more than 80 percent of  the  milk
consumed in a given population center-

     These  samples  are   analyzed   for   iodine-131,   barium-140,
cesium-137,  and  potassium.  All 65 samples are analyzed annually in
July for strontium-89,  and strontium-90. Also, for the first month of
the  three quarters beginning January, April and October, 10 regional
composite samples of milk made up from  the  states  within  each  of
EPA's 10 regions are analyzed for strontium—89 and strontium-90.

     Iodine-131, barium-140, cesium—137 and potassium are  determined
by   gamma  spectral  analysis.  Strontium-89  and  strontium-90  are
determined by beta counting a total strontium precipitate  which  has
been chemically separated by ion-exchange.

     The values from the pasteurized milk samples for  April  -  June
1982  are  shown  in  Tables  23-25. Strontium values from regional
composite samples collected April - June 1982 are shown in Table 26.
                            Tritium jln Milk

     It was previously proposed to analyze all 65  milk  samples  for
tritium in the aqueous and organic phases, on an annual basis (on the
April  sample).  The  EERF  is   currently   evaluating   alternative
analytical  techniques  anticipating  that  these analyses will begin
during the coming year-
                                 40

-------
                           Carbon-14 in Milk

     Nine  stations,  chosen  for  wide  geographical   distribution,
contribute  milk  samples  for  annual  analysis for carbon-14.  These
samples have  monitored  the  carbon-14  levels  in  the  food  chain
resulting from nuclear testing.

     Analysis  consists  of  combusting  the  samples  and  measuring
released carbon dioxide through liquid scintillation.

     Data will be published as it becomes available.
                                  41

-------
                                  TABLE 23
             CONCENTRATIONS OF RADIONUGLIDES IN PASTEURIZED MILK
                                 APRIL 1982
LOCATION

AK:ANCHORAGE
AL:MONTGOMERY
AR:LITTLE ROCK
AZ:PHOENIX
CA:LOS ANGELES
CA:SACRAMENTO
CA:SAN FRANCISCO
CO:DENVER
CT:HARTFORD
DC:WASHINGTON
DE:WILMINGTON
FL:TAMPA
GA:ATLANTA
HI:HONOLULU
IA:DES MOINES
ID:IDAHO FALLS
IL:CHICAGO
IN:INDIANAPOLIS
KS:WICHITA
KY:LOUISVILLE
LA:NEW ORLEANS
MA:BOSTON
MD:BALTIMORE
ME:PORTLAND
MI:DETROIT
MI:GRAND RAPIDS
MN:MINNEAPOLIS
MN:ST. PAUL
MO:KANSAS CITY
MO:ST. LOUIS
MS:JACKSON
MT:HELENA
NC:CHARLOTTE
ND:MINOT
NE:OMAHA
NH:MANCHESTER
NV:LAS VEGAS
NY:BUFFALO
NY:NEW YORK CITY
NY:SYRACUSE
OH:CINCINNATI
OH CLEVELAND
OR:PORTLAND
PA PHILADELPHIA
DATE
COLLECTED
4/22/82
4/
4/
4/
4/
4/
4/
8/82
5/82
6/82
5/82
2/82
6/82
4/23/82
4/12/82
4/
2/82
4/15/82
4/
4/
4/
4/
4/
4/
4/
4/
4/
5/82
5/82
6/82
5/82
7/82
5/82
5/82
8/82
5/82
4/19/82
4/
4/
4/
4/
4/
4/
4/
4/
4/
4/
4/
4/
6/82
5/82
6/82
7/82
6/82
5/82
7/82
9/82
7/82
5/82
6/82
5/82
4/19/82
4/
4/
4/
4/
4/
4/
4/
4/
4/
4/
9/82
5/82
7/82
2/82
5/82
6/82
5/82
7/82
5/82
5/82
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
K
g/l+2s
.28
.25
.38
.33
.24
.45
.40
.37
.26
.35
.20
.16
.47
.45
.40
.36
.41
.31
.25
.41
.29
.34
.50
.39
.35
.38
.36
.38
.26
.35
.26
.18
.26
.25
.26
.39
.53
.42
.44
.32
.38
.27
.40
.51
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.22
.21
.12
.08
.21
.22
.22
.12
.21
.22
.21
.21
.22
.12
.22
.22
.12
.16
.21
.22
.15
.22
.22
.16
.22
.22
.22
.22
.21
.22
.21
.21
.15
.21
.21
.12
.22
.12
.12
.22
.22
.15
.08
.16
iJ/Cs
pCi/l+2s
-2.
2.
3.
-1.
10.
6.
3.
-1.
-8.
-1.
2.
11.
3.
9.
10.
3.
6.
7.
1.
10.
-8.
-6.
10.
-2.
5.
3.
-2.
-8.
-3.
3.
8.
-1.
3.
-5.
-3.
"""J- •
0.
5.
8.
0.
3.
7.
4.
-7.
15.
15.
7.
5.
15.
15.
15.
7.
14.
15.
15.
15.
15.
7.
15.
15.
7.
11.
15.
15.
10.
15.
15.
11.
15.
15.
15.
14.
15.
15.
15.
15.
11.
14.
15.
7.
15.
7.
7-
15.
15.
11.
5.
10.
1HUBa
pCi/l+2s
-5.
-6.
-3.
0.
-7-
-21.
-4.
0.
-10.
4.
4.
3.
-2.
-4.
-16.
-7.
-5.
-10.
-3.
0.
-21.
-8.
-18.
-10.
-16.
-17.
0.
-7.
-6.
-1.
-9.
-15.
-1.
-17.
-6.
-1.
-20.
1.
-3.
-17.
-16.
-2.
0.
-7.
19.
19.
8.
6.
19.
19.
19-
8.
19.
20.
20.
20.
20.
8.
19.
19.
8.
13.
19.
20.
13.
19.
19.
13.
19.
19.
20.
19.
19-
20.
19.
19.
14.
19.
19.
8.
19.
8.
8.
19.
19.
14.
6.
14.
1JiI
pCi/l+2s
-6.
-2.
-2.
-2.
-6.
8.
-1.
-1.
-2.
-6.
3.
-1.
5.
2.
0.
-2.
-1.
-4.
-1.
3.
-7.
0.
-5.
2.
-10.
1.
-4.
-2.
1.
-10.
3.
11.
-9.
.2.
1.
-2.
-10.
0.
0.
0.
4.
7-
-4.
0.
13.
13.
7.
5.
13.
13.
13.
7-
13.
13.
13.
13.
13.
7.
13.
13.
7.
9.
13.
13.
9.
13.
13.
9.
13.
13.
13.
13.
13.
13.
13.
13.
9.
13.
13.
7.
13.
7.
7.
13.
13.
9.
5.
9.
                                      42

-------
                             TABLE 23  (CONTINUED)

             CONCENTRATIONS OF RADIONUCLIDES  IN PASTEURIZED MILK

                                 APRIL 1982
LOCATION

PA:PITTSBURGH
PC:ANCON
PR:SAN JUAN
SC:CHARLESTON
SDrRAPID CITY
TN:CHATTANOOGA
TN:KNOXVILLE
TNrMEMPHIS
TX:AUSTIN
UTrSALT LAKE CITY
VA:NORFOLK
VT:BURLINGTON
WA:SEATTLE
WV:CHARLESTON
WYrLARAMIE
DATE
COLLECTED
4/ 7/82
4/22/82
4/20/82
4/27/82
4/ 9/82
4/ 5/82
4/ 5/82
4/28/82
4/14/82
4/ 5/82
4/ 7/82
4/ 6/82
4/ 5/82
4/20/82
4/ 5/82
K 1J/
g/l+2s
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
.43
.29
.25
.28
.35
.33
.39
.35
.30
.47
.41
.53
.35
.20
.45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.22
.12
.15
.15
.16
.22
.22
.12
.12
.12
.22
.22
.12
.21
.12
Cs
pCi/l+2s
-1.
17.
-4.
12.
5.
18.
8.
3.
-5.
6.
4.
10.
14.
-15.
-2.
15.
7.
10.
11.
11.
15.
15.
7.
6.
7.
15.
15.
7.
14.
7.
mi
JBa
pCi/l+2s
-14.
0.
-12.
-7.
-5.
-11.
-13.
0.
-1.
-6.
-10.
-27.
-3.
-14.
-1.
19-
8.
13.
13.
14.
19.
19.
8.
8.
8.
19.
19.
8.
19.
8.
i j .
LI
pCi/l+2s
-4.
4.
0.
6.
-4.
6.
1.
-3.
-2.
3.
2.
1.
1.
-2.
-1.
13.
7.
9.
9.
9.
13.
13.
7.
7.
7.
13.
13.
7.
13.
7.
NS   NO SAMPLE
s    SIGMA COUNTING ERROR
                                     43

-------
                                  TABLE 24
             CONCENTRATIONS OF RADIONUCLIDES IN PASTEURIZED MILK
                                  MAY  1982
LOCATION

AL:MONTGOMERY
AR:LITTLE ROCK
AZ:PHOENIX
CA:LOS ANGELES
CA:SACRAMENTO
CA:SAN FRANCISCO
COrDENVER
CT:HARTFORD
DC:WASHINGTON
DE:WILMINGTON
FLrTAMPA
HI:HONOLULU
IA:DES MOINES
ID:IDAHO FALLS
IL:CHICAGO
IN:INDIANAPOLIS
KS:WICHITA
KY:LOUISVILLE
MA:BOSTON
MD: BALTIMORE
ME:PORTLAND
MI:DETROIT
MI:GRAND RAPIDS
MN:MINNEAPOLIS
MN:ST. PAUL
MO:ST. LOUIS
MS:JACKSON
MT:HELENA
NC:CHARLOTTE
NE:OMAHA
NH:MANCHESTER
NJ:TRENTON
NM:ALBUQUERQUE
NV:LAS VEGAS
NY:BUFFALO
NY:NEW YORK CITY
NY:SYRACUSE
OH:CINCINNATI
OH: CLEVELAND
OK:OKLAHOMA CITY
OK:OKLAHOMA CITY
OR:PORTLAND
PA PHILADELPHIA
PA:PITTSBURGH
DATE
COLLECTED
5/
5/
5/
4/82
5/82
5/82
5/12/82
5/
5/
3/82
4/82
5/25/82
5/
5/
5/
5/
5/
5/
3/82
7/82
3/82
4/82
4/82
4/82
5/10/82
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
5/
3/82
3/82
5/82
3/82
4/82
7/82
7/82
6/82
3/82
3/82
5/82
5/82
3/82
3/82
3/82
7/82
3/82
6/82
3/82
5/82
5/10/82
5/
5/
5/
3/82
3/82
3/82
5/10/82
5/
2/82
5/24/82
5/10/82
5/
5/
3/82
5/82
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
K ij'
g/l+2s
.30
.43
.45
.34
.37
.39
.37
.33
.35
.34
.29
.30
.34
.19
.34
.29
.31
.38
.28
.30
.37
.26
.42
.41
.41
.40
.41
.49
.32
.41
.31
.42
.37
.42
.46
.33
.31
.32
.49
.30
.31
.31
.18
.37
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.22
.22
.22
.22
.22
.22
.22
.22
.22
.16
.22
.22
.15
.21
.22
.22
.22
.22
.15
.22
.22
.21
.16
.22
.22
.22
.22
.22
.22
.22
.22
.22
.16
.16
.22
.22
.15
.22
.22
.22
.12
.22
.21
.22
'Cs
pCi/l+2s
-1.
-2.
-2.
5.
10.
0.
-1.
3.
1.
-1.
15.
-4.
4.
5.
5.
-3.
-4.
6.
-6.
2.
3.
2.
4.
-5.
-2.
-5.
9.
-13.
-2.
-4.
4.
2.
-5.
4.
3.
6.
-9.
14.
15.
-9.
-2.
2.
7.
12.
15.
15.
15.
15.
15.
15.
15.
15.
15.
11.
15.
15.
11.
15.
15.
15.
15.
15.
10.
15.
15.
15.
11.
15.
15.
15.
15.
14.
15.
15.
15.
15.
10.
11.
15.
15.
10.
15.
15.
14.
7.
15.
15.
15.
iti
JBa
pCi/l+2s
-8.
-24.
-6.
-9.
-11.
-12.
-13.
-10.
-16.
-11.
-12.
2.
-15.
-18.
-17.
-14.
-8.
-12.
-12.
-4.
-19.
-13.
-11.
-4.
-22.
-14.
-12.
-11.
-11.
-21.
-16.
-26.
-15.
-13.
-11.
-22.
-7-
0.
-18.
-8.
-1.
2.
-7.
-18.
19.
19.
19.
19.
19.
19.
19.
19.
19.
13.
19.
20.
13.
19.
19.
19.
19.
19.
13.
19.
19-
19.
13.
19.
19.
19.
19.
19.
19.
19.
19.
19.
13.
13.
19.
19-
13.
20.
19.
19.
8.
20.
19.
19.
ij.
LI
pCi/l+2s
2.
-13.
7.
4.
-2.
-5.
-6.
-1.
"O •
0.
-12.
-8.
2.
-2.
-3.
1.
-5.
-13.
3.
-5.
-1.
4.
-5.
-7-
-5.
1.
-4.
-13.
1.
5.
-2.
0.
-2.
-5.
0.
-5.
-3.
-6.
-2.
-3.
-2.
3.
2.
0.
13.
13.
13.
13.
13.
13.
13.
13.
13.
9.
13.
13.
9.
13.
13.
13.
13.
13.
9.
13.
13.
13.
9.
13.
13.
13.
13.
13.
13.
13.
13.
13.
9.
9.
13.
13.
9.
13.
13.
13.
7.
13.
13.
13.
                                     44

-------
                             TABLE 24 (CONTINUED)

             CONCENTRATIONS OF RADIONUCLIDES IN PASTEURIZED  MILK

                                  MAY  1982
LOCATION

PC:ANCON
PR:SAN JUAN
SDrRAPID CITY
TN:CHATTANOOGA
TN:KNOXVILLE
TN:MEMPHIS
TX:FT. WORTH
UT:SALT LAKE CITY
VA:NORFOLK
VT:BURLINGTON
WA:SEATTLE
WA:SPOKANE
WI:MILWAUKEE
WV:CHARLESTON
WY:LARAMIE
DATE
COLLECTED
5/27/82
5/13/82
5/ 6/82
5/ 3/82
5/ 3/82
5/26/82
5/24/82
5/ 3/82
5/ 7/82
5/ 7/82
5/ 3/82
5/ 4/82
5/ 7/82
5/26/82
5/ 3/82
K ij;
g/l+2s
I
1
I
1
1
1
1
1
1
1
1
1
1
1
1
.35
.38
.32
.29
.38
.45
.33
.27
.43
.32
.41
.41
.24
.19
.43
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.22
.22
.13
.15
.22
.22
.22
.16
.22
.22
.16
.22
.21
.21
.22
Cs
pCi/l+2s
15.
-6.
6.
2.
-4.
-1.
1.
-7.
1.
0.
-7.
11.
-3.
4.
0.
15.
15.
8.
11.
15.
15.
15.
10.
15.
15.
10.
15.
15.
15.
15.
lit
JBa
pCi/l+2s
-17.
-7-
-12.
-6.
-7.
-15.
-4.
-4.
-5.
-17.
-9.
-14.
-6.
-17.
-5.
19.
19.
11.
13.
19-
19.
19.
13.
19.
19.
13.
19.
19.
19.
19.
i j.
LI
pCi/l+2s
3.
7.
2.
-2.
-10.
-1.
1.
3.
-6.
2.
-2.
-9.
-8.
-8.
-10.
13.
13.
8.
9.
13.
13.
13.
9.
13.
13.
9.
13.
13.
13.
13.
NS   NO SAMPLE
s    SIGMA COUNTING ERROR
                                       45

-------
                                  TABLE 25
             CONCENTRATIONS OF RADIONUCLIDES IN PASTEURIZED MILK

                                 JUNE 1982
LOCATION

AK: ANCHORAGE
AL:MONTGOMERY
AR:LITTLE ROCK
AZ:PHOENIX
CArLOS ANGELES
CA:SACRAMENTO
CA:SAN FRANCISCO
CO:DENVER
CT:HARTFORD
DC:WASHINGTON
DE:WILMINGTON
FL.-TAMPA
GA:ATLANTA
HI:HONOLULU
IA:DES MOINES
ID:IDAHO FALLS
IL:CHICAGO
KS:WICHITA
KY:LOUISVILLE
LA:NEW ORLEANS
MA:BOSTON
MD:BALTIMORE
ME:PORTLAND
MI: DETROIT
MI:GRAND RAPIDS
MN:MINNEAPOLIS
MN:ST. PAUL
MN:ST. PAUL
MO:KANSAS CITY
MO:ST. LOUIS
MS:JACKSON
MT:HELENA
NC:CHARLOTTE
ND:KINOT
NE:OMAHA
NH:CONCORD
NJ:TRENTON
NM:ALBUQUERQUE
NV:LAS VEGAS
NY:BUFFALO
NY:NEW YORK CITY
NY:SYRACUSE
OH:CINCINNATI
OH:CLEVELAND
DATE
COLLECTED
6/ 1/82
6/ 2/82
6/ 7/82
6/10/82
6/15/82
6/ 1/82
6/ 3/82
6/25/82
6/ 7/82
6/ 4/82
6/ 2/82
6/ 2/82
6/ 9/82
6/ 1/82
6/ 1/82
6/ 2/82
6/ 7/82
6/ 7/82
6/ 7/82
6/22/82
6/ 8/82
6/ 4/82
6/ 8/82
6/10/82
6/15/82
6/ 7/82
6/ 1/82
6/30/82
6/11/82
6/ 2/82
6/ 7/82
6/10/82
6/ 7/82
6/17/82
6/11/82
6/ 7/82
6/ 3/82
6/ 7/82
6/ 8/82
6/ 1/82
6/ 7/82
6/ 3/82
6/ 1/82
6/ 7/82
K Cs Ba
g/l+2s
1
1
1
1
1
1
1
1
1
1
1
1
1
'1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
.41
.36
.36
.47
.34
.39
.33
.52
.36
.48
.26
.44
.25
.51
.33
.42
.44
.30
.32
.41
.34
.39
.42
.33
.38
.36
.35
.19
.26
.25
.41
.56
.40
.42
.23
.33
.34
.24
.49
.43
.23
.24
.29
.54
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.16
.22
.22
.22
.15
.22
.22
.22
.22
.22
.22
.22
.21
.22
.22
.22
.22
.15
.22
.22
.22
.22
.22
.15
.22
.22
.15
.21
.21
.21
.22
.16
.22
.22
.21
.16
.22
.21
.22
.16
.21
.21
.22
.22
pCi/l+2s
-2.
3.
4.
6.
-6.
-2.
4.
2.
1.
4.
-12.
12.
3.
9.
-2.
2.
-2.
0.
12.
0.
4.
-7.
3.
-3.
3.
-1.
-4.
-8.
-3.
10.
-10.
1.
-1.
-3.
2.
9.
-1.
7.
1.
0.
2.
6.
-5.
2.
11.
15.
15.
15.
10.
15.
15.
15.
15.
15.
14.
15.
15.
15.
15.
15.
15.
10.
15.
15.
15.
15.
15.
10.
15.
15.
10.
14.
15.
15.
14.
11.
15.
15.
15.
11.
15.
15.
15.
11.
15.
15.
14.
15.
pCi/l+2s
-6.
3.
-14.
-38.
-22.
-17.
3.
-22.
-17.
-17.
6.
-15.
-6.
-20.
-3.
-10.
-20.
-22.
-14.
-14.
-3.
8.
-9.
-15.
-16.
-7.
-16.
-12.
-12.
-5.
-11.
-15.
-25.
-10.
-39.
-23.
0.
-9.
-42.
-16.
-14.
-5.
-13.
-10.
14.
20.
19.
25.
13.
19.
20.
19.
19.
19.
20.
19.
19.
19.
19.
19.
19.
13.
19.
19.
19.
20.
19.
13.
19.
19.
13.
19.
19.
19.
19.
13.
19.
19.
22.
13.
20.
19.
26.
13.
19.
19.
19.
19.
131T
pCi/l+2s
-8.
-6.
-9.
-7.
0.
-4.
-10.
-5.
-13.
-7.
-7.
-7.
-8.
0.
3.
-5.
-6.
-4.
-11.
-5.
-10.
-7.
-5.
4.
-16.
-8.
-3.
0.
-10.
-1.
-6.
-6.
-11.
-6.
-8.
-5.'
-8.
-2.
-6.
-4.
-7.
-6.
-5.
-10.
9.
13.
13.
13.
9.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
9.
13.
13.
13.
13.
13.
9.
13.
13.
9.
13.
13.
13.
13.
9.
13.
13.
13.
9.
13.
13.
13.
9.
13.
13.
13.
13.
                                      46

-------
                             TABLE 25  (CONTINUED)

             CONCENTRATIONS OF RADIONUCLIDES  IN  PASTEURIZED MILK

                                 JUNE  1982
LOCATION

OR:PORTLAND
PA:PHILADELPHIA
PA:PITTSBURGH
PC:ANCON
PR:SAN JUAN
SC:CHARLESTON
SD:RAPID CITY
TN:CHATTANOOGA
TN:KNOXVILLE
TN:MEMPHIS
TX:AUSTIN
UT:SALT LAKE CITY
VA:NORFOLK
VT:BURLINGTON
WA:SEATTLE
WA:SPOKANE
WI:MILWAUKEE
WY:LARAMIE
DATE
COLLECTED
6/
6/
6/
7/82
7/82
9/82
6/24/82
6/17/82
6/22/82
6/
6/
6/
3/82
7/82
7/82
6/30/82
6/
6/
6/
6/
6/
6/
6/
6/
7/82
8/82
4/82
4/82
7/82
7/82
2/82
7/82
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
K
g/l+2s
.35
.32
.60
.44
.53
.45
.51
.34
.38
.24
.51
.24
.50
.35
.27
.29
.33
.21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
.22
.16
.22
.22
.22
.22
.22
.22
.16
.21
.16
.21
.22
.22
.22
.22
.22
.21
137Cs
pCi/l+2s
8.
0.
5.
6.
-11,
-5.
5.
-4.
0.
2.
-7.
7.
9.
9.
-5.
4.
10.
1.
15.
11.
15.
15.
14.
14.
15.
15.
11.
15.
10.
15.
15.
15.
15.
15.
15.
15.
l40Ba
pCi/l+2s
-20.
-15.
-17.
-18.
-10.
-27.
-12.
-21.
-11.
-15.
-8.
-34.
-14.
-15.
-4.
-17.
-13.
-4.
19.
13.
19.
19.
19.
19.
19.
19.
13.
19.
13.
22.
19.
19.
19-
19.
19.
19.
131I
PCi/l+2s
-6.
-3.
-8.
-17.
4.
-2.
-8.
4.
-6.
-3.
-12.
-8.
0.
-2.
-11.
-8.
-9.
-6.
13.
9.
13.
13.
13.
13.
13.
13.
9.
13.
9.
13.
13.
13.
13.
13.
13.
13.
NS   NO SAMPLE
s    SIGMA COUNTING ERROR
                                     47

-------
                     TABLE 26

STRONTIUM-90 AND STRONTIUM-89 IN PASTEURIZED MILK

             EPA REGIONAL COMPOSITES

                APRIL - JUNE 1982
EPA                    90Sr             89Sr
REGION               pCl/1 + 2s       pCl/1 + 2s*

I
II
Ill
IV
V
VI
VII
VIII
IX
X
        SIGMA COUNTING ERROR
        ANALYTICAL ERROR TERM WHICH CLOSELY APPROXIMATES
        THE COUNTING ERROR
1.9
2.2
2.9
1.8
3.4
3.5
2.5
3.5
1.0
1.8
0.8
0.9
1.1
0.6
1.6
1.2
0.9
1.9
0.8
1.2
2.
0.
1.
2.
0.
0.
1.
-1.
0.
0.
1
0
0
1
0
0
0
1
0
0

-------
                                                DATA - STATE  AGENCIES
                     Radiological Health Laboratory
                     Indiana State Board of Health
Indiana Milk Analysis Program
     In order to evaluate the fallout on  Indiana  pasturelands,   the
State  has  implemented  a  program whereby monthly milk  samples  from
five  geographical  areas  are  sent  to  the   Radiological    Health
Laboratory of the State Board of Health. The milk in these  samples  is
bottled on the same date in all five areas to  provide uniform  time
from pasture to the lab.

     Once in the laboratory, the milk  is  first  analyzed  by  gamma
spectroscopy    for    iodine-131,    barium-140,   cesium-137,    and
potassium-40. A one gallon sample is analyzed on a 3"  x  3"  Nal(Tl)
scintillation crystal for 4800 seconds.  A background sample of  48,000
seconds is also run. The data are analyzed to  give  pCi/1  for  each
radionuclide.

     A quarterly composite sample is saved and run  for  strontium-89
and -90 by ion exchange method.

     As data is received it will be published.
                                 49

-------
                      Radiological Health Division
                   State Hygienic Laboratory of Iowa
Iowa Water Sampling Program
     The  radiological  Health  Division  of   the   State   Hygienic
Laboratory  of  Iowa  with  the assistance of the State Department of
Environmental Quality (DEQ) maintains  a  state-wide  water  sampling
program   of   community   drinking   waters,   surface   waters   and
precipitation. All analyses with  the  exception  of  the  sequential
Ra-226,  -228  analyses  are performed according to "Standard Methods
for the Examination of  Water  and  Wastewater",  14th  edition.   The
sequential  analyses  for  radiums are performed according to the EPA
publication, EPA-600/4-75-008, "Interim Radiochemical Methodology for
Drinking Water."

     The  drinking  water  samples  are  collected  by  DEQ  regional
personnel  and  sent  to the State Hygienic Laboratory where they are
preserved with HC1. These waters are analyzed  for  gross  alpha   and
gross  beta radioactivity as a screening process. Subsequent analyses
for Ra-226, Ra-228, Sr-90  are  performed  if  screening  levels   are
exceeded.  Radium  levels  are  of  primary  concern in Iowa drinking
waters as those levels are elevated in deep geologic aquifers  within
the state.

     Surface waters are collected  at  eleven  sites  throughout   the
state  with site selection being determined by proximity upstream and
downstream  to  nuclear  power  plants  in  Iowa  or   those   plants
discharging  into  rivers  which  are  natural borders with adjoining
states.  Gross  alpha,  gross  beta,  and  tritium  are  the  routine
radionuclide  analyses  for  these  samples. Strontium is of interest
when gross beta screening levels are exceeded or if  nuclear  weapons
testing  necessitates  monitoring  to  determine  its  impact  on the
environment.

     Background Radiation Levels, Tritium,  for  the  third  quarter,
1981, are shown in Table 27.

     Background radiation levels, tritium,  Iowa  city  precipitation
are shown in Table 28.

     Gross Radiation in Precipitation for the third quarter, 1981, is
shown in Table 29.

     Gross Activity in Surface Water reported as pCi/1 for the  third
quarter, 1981, is shown in Table 30.

     Gross Beta Activity in Air for the third quarter, 1981 is  shown
in Table 31.

-------
     SDWA (Safe Drinking Water Act)  analyses  for April, May  and June,
1981, are shown in Tables 32,  33,  and 34 respectively.

     SDWA Radiological analyses,  third quarter  recheck  samples,   for
1981 are shown in Table 35.

     DEQ Mineral Samples for July and September 1981   are   shown  in
Tables 36 and 37 respectively.

     The concentrations of Sr-90 in Iowa Milk Samples   are   shown  in
Table 38.
                                 51

-------
                                         Table 27
; owa
Kissi ssippi
 . i s sti u r i
Nishnabotna
ikunk
                Cit\
                              UNIVERSITY HYGIENIC LABORATORY
                          STATEWIDE DYNAMIC SURFACE WATER REPORT
                           Background Radiation Level , Tritium
                                Radiation Reported as nCi/1

                                  Data for 3rd Quarter 1981
                    Dates Collected
                   Composite Samples
Cedar Rapids
Cedar Rapids
Cedar Rapids
Vinton
Vinton
Vinton
Iowa City
Iowa City
Iowa City
Davenport
Davenport
Davenport
Dubuque
Dubuque
Dubuque
Lansing
Lansing
Lansing
7-7, 15, 23
8-4, 11, 18
9-1, 8, 16,
7-7, 13, 20
8-3, 10, 18
9-8, 14, 21
7-1-81
8-3-81
9-1-81
7-6, 16, 21
8-5, 13, 20
9-3, 10, 17
7-2, 9, 17,
8-7, 13, 20
9-3, 10, 17
7-14, 21-81
8-3, 10,. 17
9-21-81
,28-81
, 25-81
29-81
, 28-81
, 24-81
, 28-81

, 30-81
, 27-81
, -24-81
24, 31-81
, 28-81
, 24-81
, 24, 31-81
Council  Bluffs
Council  Bluffs
Council  Bluffs
7-6, 20, 27-81
8-6, 10, 20, 25-81
9-1, 8, 17, 22, 28-81
Sioux City
Sioux City
Sioux City
Hamburg
Hamburg
Hamburg
Ames
Ames
7-6, 13,
8-3, 10,
9-8, 21,
7-8-81
8-18-81
9-8-81
8-6, 13,
9-3, 10,
20, 27-81
17, 24. 31-81
28-81

20-81
16-81
-

Date Counted
10-22-81
10-22-81
10-22-81 .
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-31
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
1JO-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
10-22-81
3H Activit
nCi/1
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
<1.29
                                           52

-------
                         Table 28
             UNIVERSITY HYGIENIC  LABORATORY
         STATEWIDE DYNAMIC  SURFACE  WATER REPORT
          Background Radiation Levels,  Tritium
                Data for 3rd Quarter 1981
                 IOWA CITY  PRECIPITATION

      l_ected          Date  Counted         'H Activity.  nCi/1
07-14-81                10-22-81                 <1.29
07-15-81                10-22-81                 <1.29
07-23-81                10-22-81                 <1.29
07-27-81                10-22-81                 <1.29
07-28-81                10-22-81                 -'1.29
03-03-31                10-22-81                 -1.29
08-07-81                10-22-81                 <1.29
08-14-81                10-22-81                 <1.29
03-31-31                10-22-81                 '1.29
09-08-81                10-22-81                 -1.29
09-25-81            .    10-22-81                 <1.29
09-28-81                10-22-81                 <1.29
                             53

-------
              Table 29

   UNIVERSITY HYGIENIC LABORATORY
           IOWA CITY. IOWA '
       IOWA CITY PRECIPITATION
           GROSS RADIATION

Data for July, August, September 1931
RADIATION #
18386
18390
18407
18410
18411
18439
18443
18456
18495
18525
18569
18570




DATE SAMPLED
07-14-81
07-15-81
07-23-81
07-28-81
07-27-81
08-03-81
08-07-81
08-14-81
08-31-81
09-08-81
09-25-81
09-28-81




AMOUNT
PRECIPITATION
mm
3.7
21.3
3.3
13.3
28.7
19.3
32 0
30.0
5.7
13.3
23.3
46.7'
Highest
Lowest
Average of 12
Total amount collected
WATER
COLLECTED
1
0.5
3.2
0.5
2.0
4.3
2.9
4.8
4.5
0.8
2.0
3.5
7.0



36.0
ACTIVITY
ALPHA (DS)
0.1
<0.1
0.7
0.1
<0.1
<0.2
<0.2
0.3
0.4
<0.1
0.7
<0.1
0.7
<0.1
0.2

IN pCi/1
BETA- GAMMA (DS)
2^
6
11
3
2
3
3
4
9
2
12
1
27
1
7


-------
               Table 30
    UNIVERSITY HYGIENIC LABORATORY
            IOWA CITY, IOWA
RADIOLOGICAL SURFACE WATER SURVEILLANCE
   GROSS ACTIVITY REPORTED AS pCi/1
 Data for July, August, September 1981
RADIATION #

18442
18454
18483
18527
18542
18553

DATE SAMPLED

08-05-81
08-13-81
08-20-81
09-03-81
09-10-81
09-16-81
Average of 6
ALPHA
TS
SKUNK RIVER AT
3.6
2.0
0.8
5.7
2.3
2.6
2.8
ACTIVI
DS
AMES
3.1
2.0
0.3
2.9
2.3
1.1
1.9
CEDAR RIVER AT CEDAR RAPI
18382
S 18395
18408
18436
18446
18452
18478
18502
18528
18540
18550
18583

07-07-81
07-15-81
07-23-81
07-28-81
08-04-81
08-11-81
08-18-81
08-25-81
09-01-81
09-08-81
09-16-81
09-29-81
Average of 12
1.5
2.5
5.3
3.8
2.3
0.8
1.4
1.8
0.9
2.5
1.6
1.5
2.1
1.4
1.9
1.2
1.9
1.0
0.5
1.2
0.9
Nil
1.6
1.1
1.5
1.2
TY
SS

0.5
Nil
0.5
2.8
Nil
1.5
0.9
DS
0.1
0.6
4.1
1.9
1.3
0.3
0.2
0.9
0.9
0.9
0.5
Nil
0.9
                                                      TS
                                                       3
                                                       5
                                                      12
                                                      11
                                                       9
                                                       4
                                                       5
                                                       2
                                                      12
                                                       5
                                                       6
                                                       7
                                                       6
                                                       6
                                                      10
                                                       7
                                                       5
                                                       2
                                                       6
-GAMMA
DS
3
5
10
10
8
3
7
5
2
4
3
4
4
3
3
6
5
4
2
4
ACTIVITY
SS
Nil
Nil
2
1
1
1
1
Nil
Nil
8
2
2
3
3
3
4
2
i
Nil
2

-------
         Table 30  (Continued)
en
    UNIVERSITY HYGIENIC LABORATORY
            IOWA CITY, IOWA
RADIOLOGICAL SURFACE WATER SURVEILLANCE
   GROSS ACTIVITY REPORTED AS pCi/I
 Data 'for July, August, September  1931
RADIATION #
DATE SAMPLED
ALPHA
TS
ACTIVITY
DS SS
BETA- GAMMA /)
TS DS
MISSOURI RIVER AT COUNCIL BLUFFS
18379
18402
18412
18465
18451
18480
18497
18547
18548
18559
18564
18575


18380
18396
18405
18438
18441
18455
18484
18506
18532
18541
18549
18576

07-06-81
07-20-81
07-27-81
08-06-81
08-10-81
08-20-81
08-25-81
09-01-81
09-08-81
09-17-81
09-22-81
09-28-81
Average of

07-06-81
07-16-81
07-21-81
07-30-81
08-05-81
08-13-81
08-20-81
08-27-81
09-03-81
09-10-81
09-17-81
09-24-81
Average of
5.5
2.6
2.7
5.0
2.0
2.4
3.7
1.8
2.4
7.0
3.9
0.9
12 3.3
MISSISSIPPI RIVER AT
' 1.2
0.2
0.8
0.3
0.9
0.9
1.5
0.4
0.9
1.4
2.8
1.3
12 - 1.0
2.5
2.6
1.9
2.6
1.4
2.4
2.1
1.5
2.1
6.0
3.1
0.9
2.4
3.0
Nil
0.8
2.4
0.6
Nil
1.6
0.3
0.3
1.0
0.8
Nil
0.9
14
7
7
10
3
9
11
11
13
3
Nil
4
8
9
7
7
8
7
6
7
10
11
3
Nil
4
6
DAVENPORT
0.3
0.2
0.8
0.1
0.9
0.6
0.2
Nil
0.5
Nil
1.7
0.9
0.5
0.9
Nil
Nil
0.2
Nil
0.3
1.3
0.4
0.4
1.4
1.1
0.4
0.5
Nil
1
1
4
4
5
4
8
12
7
6
Nil
4
Nil
1
1
4
4
4
4
5
5
6
4
Nil
3
                                                                        5
                                                                       Nil
                                                                       Nil
                                                                        2
                                                                        1
                                                                        1
                                                                        3
                                                                        4
                                                                        1
                                                                        2
                                                                       Nil
                                                                       Nil
                                                                       Nil
                                                                        2
                                                                       Nil
                                                                       Nil
                                                                       Nil
                                                                       Nil
                                                                       Nil
                                                                        1
                                                                       Nil
                                                                        3
                                                                        7
                                                                        1

-------
                                                   Table  30  (Continued)
en
                                             UNIVERSITY  HYGIENIC LABORATORY
                                                     IOWA CITY,  IOWA
                                         RADIOLOGICAL  SURFACE WATER SURVEILLANCE
                                            GROSS ACTIVITY REPORTED AS pCi/1

                                          Data  for July, August, September 1981'
RADIATION #
•••---— r -• - -~i 	
18365
18384
18397
18413
18435
18447 -
18453
18482
18496
18526
18543
18561
18573


18383
18481
18533


18361
18560
18501

DATE SAMPLED

07-02-81
07-09-81
07-17-81
07-24-81
07-31-81
08-07-81
08-13-81
08-20-81
08-28-81
09-03-81
09-10-81
09-17-81
09-24-81
Average of 13

07-08-81
08-18-81
09-08-81
Average of 3

07-01-81
08-03-81
09-01-81
Average of 3
ALPHA ACTIVITY
TS DS
MISSISSIPPI RIVER
0.8
Nil
0.9
0.5
1.3
1.4
I'.l
0.9
1.5
2.2
1.8
0.7
0.5
1.0
NISHNABOTNA RIVER
1.0
2.0
1.9
1.6
IOWA RIVER AT
2.1
Nil
4.2
2.1
AT DUBUQUE
0.4
Nil
0.9
0.5
1.1
1.4
0.8
0.9
0.7
1.4
1.3
0.7
Nil
0.8
AT HAMBURG
0.8
1.5
1.6
1.3
IOWA CITY
1.9
Nil
3.6
1.8
SS

0.4
Mil
Nil
Nil
0.2
Nil
0.3
Nil
0.8
0.8
0.5
Nil
0.5
0.2

0.2
0.5
0.3
0.3

0.2
Nil
0.6
0.3
BETA -GAMMA /
TS DS

3
3
2
3
3
2
2
7
4
9
5
1
2
4

10
10
7
9

5
8
7
7

2
3
2
3
3
2
2
5
4
6
3
1
2
3

9
8
4
7

5
7
5
6
                                                                                                                SS
Nil
Nil
Nil
Nil
Nil
Nil
 2
Nil
 3
 2
Nil
Nil
 1
                                                                                                                 1
                                                                                                                 2
                                                                                                                 3
                                                                                                                 2
                                                                                                                Nil
                                                                                                                 1
                                                                                                                 2
                                                                                                                 1

-------
(Jl
00
                                                   Table 30 (Continued)

                                             UNIVERSITY HYGIENIC LABORATORY
                                                     IOWA CITY, IOWA
                                         RADIOLOGICAL SURFACE WATER SURVEILLANCE
                                            GROSS ACTIVITY REPORTED AS pCi/1

                                          Data for July, August, September 1931
RADIATION #

18389
18406
18437
18448
18469
18488
18500
18558


18377
18388
18404
18416
18440
18450
18464
18486
18503
18530
18545
18557
18574

DATE SAMPLED

07-14-81
07-21-81
08-03-81
08-10-81
08-17-81
08-24-81
08-31-81
09-21-81
Average of 8

07-06-81
07-13-81
07-20-81
07-27-81
08-03-81
08-10-81
08-17-81
08-24-81
08-31-81
09-08-81
09-14-81
09-21-81
09-28-81
Average of 13
ALPHA ACTIVITY
TS DS SS
MISSISSIPPI RIVER
Nil
0.9
1.2
0.9
1.1
1.3
0.4
2.8
1.1
MISSOURI RIVER AT
2.4
3.2
8.9
3.2
1.7
3.4
3.5
2.0
Nil
1.6
1.4
2.0
1.4
2.7
BETA-GAMMA ACTIVITY
TS DS SS
AT LANSING
Nil
0.9
1.1
0.4
0.7
1.1
0.1
1.9
0.8
SIOUX
2.3
2.7
8.9
3.2
1.7
2.6
3.0
1.2
Nil
0.6
0.6
1.5
0.6
2.2
Nil
Nil
0.1
0.5
0.4
0.2
0.3
0'.9
0.3
CITY
0.1
0.5
Nil
Nil
Nil
0.8
0.5
0.8
Nil
1.0 "
0.8
0.5
0.8
0.5
3
4
4
3
5
5
5
4
4

13
5
1
9
10
6
7
10
10
9
10
4
Nil
7
3
4
4
3
4
5
5
3
o 4

11
5
1
8
6
4
7
8
8
8
8
4
Nil
6
Nil
Nil
Nil
Nil
1
Nil
Nil
1
Nil

2
Nil
Nil
1
4
2
Nil
2
2
1
2
Nil
Nil
1

-------
                                                  Table 30 (Continued)
                                            UNIVERSITY HYGIENIC LABORATORY
                                                    IOWA CITY, IOWA
                                        RADIOLOGICAL SURFACE WATER SURVEILLANCE
                                           GROSS ACTIVITY REPORTED AS pCi/1
                                         Data for July, August, September 1981
10
RADIATION #
DATE SAMPLED
ALPHA ACTIVITY
TS DS SS
BETA- GAMMA A
TS DS
CEDAR RIVER AT VINTON
18378
18387
18403
18415
18434
18449
18468
18487
18499
18529
18544
18556
18572

07-07-81
07-13-81
07-20-81
07-28-81
08-03-81
08-10-81
08-18-81
08-24-81
08-31-81
09-08-81
09-14-81
09-21-81
09-28-81
Average of 13
3.1
0.9
1.1
0.7
2.0
0.8
1.8
0.9
3.4
1.8
1.5
1.8
0.5
1.6
1.3
0.9
1.1
0.3
1.8
Nil
1.3
0.8
1.5
0.8
0.4
1.1
0.1
0.9
1.8
Nil
Nil
0.4
0.2
0.8
0.5
0.1
1.9
1.0
1.1
0.7
0.4
0.7
3
1
3
6
5
7
8
3
7
6
7
3
4
5
1
1
3
6
5
5
5
2
5
4
5
2
4
4
SS


 2
Nil
Nil
Nil
Nil
 2
 3
 1
 2
 2
 2
 1
Nil
 1

-------
           Table 31

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
  GROSS BETA ACTIVITY IN AIR
       3RD QUARTER 1981

 July, August, September 1981
SAMPLE #

265357
1353706
1353707
1353708
1353969
1353970
1353971
1353973
1353709
1354263
1354264


1016546
1353756
1353752
1353751
1353745
1353739
1354030
1354014
1354007
1354018
1354370
1354374
1354378
1354298


1353646
1353873
1353882
1353878
1353877
1354207
1354200
1354189
1354182
1354464
1354488
1354480
1354475
1354469

AIR
DATE SAMPLED
AMES
07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-13-81
09-19-81
09-25-81
,
COUNCIL BLUFFS
07-09-81
07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-01-81
09-07-81
09-13-81
09-19-81
09-25-81

DAVENPORT
07-03-81
07-09-81
07-15-81
07-21-81
07-27-81
08-02-81
03-14-31
08-20-81
08-26-81
09-01-81
09-07-81
09-13-81
09-19-81
09-25-81

VOLUME
m3

1416.0
1457.3
1615.0
1618.8
1668.0
1687.5
1821.7
1438.9
1334.9
1390.7
1462.8
Average of 11

1613.7
1594.7
1640.3
1686.2
1657.4
1644.9
1655.5
1685.4
1672.1
1702.8
1663.8
1639.5
1636.4
1564.7
Average of 14

1583.6
1498.2
1457.6
1456.6
1479.6
1617.8
1648.7
1594.3
1448.8
,1496.6
1508.7
1533.2
1505.1
1551.9
Average of 14
pCi/m3

0.03
0.09
0.04
0.02
0.06
0.06
0.07
0.06
0.09
0.07
0.03
0.06

0.17
0.05
0.13
0.03
0.02
0.09
0.06
0.11
0.05
0.01
0.05
0.07
0.08
0.05
0.07

0.12
0.16
0.13
0.08
0.06
0.05
0.07
0.06
0.05
0.03
0.08
0.05
0.05
0.07
0.08
                    60

-------
    Table 31  (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
  GROSS BETA ACTIVITY IN AIR
       3RD QUARTER 1981

 July, August, September 1981
SAMPLE #

1016576
1016577
1016578
1016579
1016580-
1353782
1353783
1353784
1353785
1353786
1354057
1354058
1354059
1354060
1354062


1015362
1353923
1353844
1353831
1353839
1016639
1016634
1353833
1354141
1354136
1354122
1354386
1354143
1354132
1354403

DATE SAMPLED
DUBUQUE
07-03-81
07-09-81
07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-01-81
09-07-81
09-13-81
09-19-81
09-25-81

MASON CITY
07-03-81
07-09-81
.07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-01-81
09-07-81
09-13-81
09-19-81
09-25-81

AIR VOLUME
m3

1583.9
1650.9
1655.1
1708.5
1714.5
1645.0
1583.8
1706.1
1706.8
1595.1
1670.4
1722.1
1686.2
1710.8
1725.2
Average of 15

1827.2
1791.7
1775.4
1748.0
1772.0
1619.6
1741.7
1855.1
1889.6
1826.5
1810.7
1918.1
1909.8
1797.2
1843.3
Average of 15
pCi/m3

0.15
0.18
0.12
0.08
0.07
0.05
0.08
0.06
0.06
0.05
0.03
0.05
0.06
0.06
0.05
0.08

0.10
0.12
0.04
0.09
0.06
0.04
0.06
0.03
0.06
0.02
0.02
0.05
0.05
0.05
0.05
0.06
                61

-------
     Table 31  (Continued)

 UNIVERSITY HYGIENIC LABORATORY
         IOWA CITY, IOWA
      RADIOLOGICAL ANALYSIS
   GROSS BETA ACTIVITY IN AIR
        3RD QUARTER 1981

  July, August, September 1981
                       AIR VOLUME
SAMPLE #
DATE SAMPLED
pCi/m3

1353630
1353631
1353632
1353633
1353901
1353903
1353904
1353906
1353907
1354166
1354167
1354168
1354169
1354170
1354496


1353671
1353672
1353936
1353867
1353866
1353861
1354229
1354226
1354222
1354218
1354213
1354573
1354446
1354449
1354453
OTTUMWA
07-03-81
07-09-81
07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-01-81
09-07T81
09-13-81
09-19-81
09-25-81

SIOUX CITY
07-03-81
07-09-81
07-15-81
07-21-81
07-27-81
08-02-81
08-08-81
08-14-81
08-20-81
08-26-81
09-01-81
09-07-81
09-13-81
09-19-81
09-25-81

1766.9
1728.7
1791.8
1809.0
1870.5
1768.8
1729.4
1437.6
1784.3
1850.2
1860.4
1857.8
1814.3
1864.0
1866.7
Average of 15

1734.6
1748.3
1768.1
1774.2
1806.7
2931.0
1739.5
1765.8
1749.7
1782.9
1795.1
1708.4
1688.2
1746.3
1853.0

0.09
0.16
0.04
0.09
0.02
0.07
0.07
0.06
0.07
0.05
0.03
0.05
0.07
0.05
0.06
0.07

0.07
0.11
0.06
0.11
0.06
0.02
0.08
0.04
0.10
0.07
0.02
0.04
0.06
0.09
0.05
                          Average  of 15
 0.07
                62

-------
                         Table 31 (Continued)

                    UNIVERSITY HYGIENIC LABORATORY
                            IOWA CITY, IOWA
                         RADIOLOGICAL ANALYSIS
                      GROSS BETA ACTIVITY IN AIR
                           3RD QUARTER 1981
                     July, August, September 1981
SAMPLE I
DATE SAMPLED
AIR VOLUME
    m3
pCi/ri-
                               WATERLOO
1015894
1015895
1015896
1016141
1016142
1016143
1016144
1016145
1016146
1016147
1016148
1016149
1016150
1354240
1354239
  07-03-81
  07-09-81
  07-15-81
  07-21-81
  07-27-81
  08-02-81
  08-08-81
  08-14-81
  08-20-81
  08-26-81
  09-01-81
  09-07-81
  09-13-81
  09-19-81
  09-25-81
   1763.2
   1780.3
   1766.2
   1769.2
   1794.7
   1764.6
   1722.7
   1711.1
   1748.8
   1771.0
   1781
   1781
   1772.
   1698.
   1753.0
   Average of 15
 0.11
 0.11
 0.09
 0.09
 0.05
 0.05
 0.09
 0.06
 0.08
 0.04
 0.003
 0.01
 0.05
 0.07
 0.06
 0.06
                                    63

-------
           Table  32

UNIVERSITY H •:•'!!_[: I'./ LABORAT
        IOWA CITY.  IOWA
     RADIOLOGICAL ANALYSIS
         SOWA SAMPLES

      Data for  July  1931
TOWN COUNTY IDENTIFICATION
^,'leighton Mahaska Well H, 220'
Oelwein Fayette Well #59, 1325'
demons Marshall Well #1, 57'
en
-P»
Griswold Cass Well #3, 96'
Badger Webster Well 42, 240'
^.Klenme Hancock Well #1, 1512'
MINERAL. *
OR
RADIATION 2
14981A
15067A
15075A
15256A
15321 A
1.537 9A
pCi/1
DATE SAMPLED ALPHA BETA "^Ra
05-19-30 8.8 40 5.5
03-26-80
12-15-80
03-30-81
05-14-79 4.2 10 2.2
05-23-80
08-22-80
11-25-80
09-09-80 2.3 4 <0.2
12-15-80
03-23-81
06-29-81
09-09-80 1.1 <0.6
12-08-80
03-16-81
07-06-81
06-03-79 14 Nil 0.7
01-14-80
04-15-80
09-23-80
09-16-80 5.2 8 3.4
12-18-80
03-23-81
06-29-81

228Ra
<0.6
1.6
<0.6

<0.6
2.6

-------
en
tn
                                                      Table  32  (Continued)

                                                UNIVERSITY  HYGIENIC  LABORATORY
                                                         IOWA CITY,  IOWA
                                                      RADIOLOGICAL  ANALYSIS
                                                          SDWA  SAMPLES
                                                       Data  for July  1981
TOWN
Auburn
Logan
Little Rock
Blairsburg
Treynor
Monticel lo
MINERAL «
OR
COUNTY IDENTIFICATION RADIATION *
Sac Well #3, 250' 15564A
Harrison Well 60' 15855A
Lyon Well #1, 22' 15883A
Hamilton 2 Wells 15886A
Pottawattamie Well #1 & 2, 250' 15919A
Jones Well #1, 1500', Nancy R15881
Marty, Owner, Monti -View
Mobile Home Park, R.R. #3,
Monticello, IA 52310
pCi/i ,
DATE SAMPLED ALPHA BETA 2?6Ra 22eRa
10-15-79 7.9 7 ^0.2 1.3
04-02-80
06-16-80
12-15-80
02-11-80 3.7 15 0.2 1.5
05-12-80
09-15-80
12-08-80
02-19-80 5.3 11 0.2 0.8
06-30-80
09-10-80
12-09-80
09-09-80 0.3 Nil
12-08-80
03-23-81
07-06-81
03-04-80 2.0 <0.4 0.5 1.8
06-16-80
09-09-80
12-04-80
03-12-80 2.4 20 <0.2 <0.6
08-12-80
01-19-81
04-14-81

-------
     Table 32 (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES

      Data for July 1931
TOWN COUNTY IDENTIFICATION
Hubbard Hardin Well §2, 380'
Pisgah Harrison Well #1, 135'
Havel ock Pocahontas Well #3, 177'
Callender Webster Well #3, 2050'
Oto Woodbury Well #1
LeClaire Scott
MINERAL #
OR
RADIATION tf DATE SAMPLED
R15900 03-10-80
06-10-80
09-05-80
12-08-80
R15905 03-25-80
06-25-80
10-21-80
03-03-81
R16180 04-28-80
07-28-80
11-24-80
03-19-81
R16181 04-22-80
08-11-80
12-09-80
03-25-81
R16258 05-27-80
09-09-80
12-16-80
03-23-81
R16262 05-08-80
08-19-80
11-26-80
03-27-81
pCi/1
ALPHA BETA 2?eRa 228Ra
2.7 1 1.0 0.8
4.5 13 0.4 0.8
2.7 7 1.1 1.2
16 34 5.6 2.9
2.1 8 0.4 1.9
6.9 1 <0.2 1.0

-------
     Table 32 (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES
      Data for July 1981
TOWN _ COUNTY
Webster City Hamilton
Lime Springs Howard
Radcllffe Hardin
Struble Plymouth
Blancha^d. Page
Clare Webster
MINERAL *
OR
IDENTIFICATION RADIATION # DATE SAMPLED
Well n & 5, 2005' R16277 04-28-80
07-29-80
11-05-80
02-12-81
Well #1, 100', Davis Corner R16315 06-02-80
KOA Kampground, R.R. #3, 11-03-80
Lime Springs, IA 52155 03-13-81
06-17-81
R16321 05-06-80
08-12-80
12-04-80
03-23-81
Well 11, 55' R16435 05-21-80
09-20-80
12-22-80
03-30-81
R16530 07-05-80
10-25-80
02-23-81
06-10-81
Well #1, 232' R16579 06-24-80
09-30-80
01-26-81
04-27-81
nCi/1
ALPHA BETA 2?6Ra ?23Ra
3.3 15 0.8 <0.6
0.9 Nil
11 3 0.5 <0.6
4.8 10 0.2 0.7
0.2' Nil
5.5 14 0.9 1.2

-------
     Table 32 (Continued)
UNIVERSITY HYGIENIC LARORA
        IOWA CITY, IOWA
     RADIOLOGICAL ANALi'SJS
         sow A SA'MPLES
      Data for July 1981
TOWN
Ashton
Oubuque
Fort Dodge
Ida Grove
Stout
Low Mbor
MINERAL *
OR
COUNTY IDENTIFICATION RADIATION =?
Osceola Well #1, 55' R16655
Dubuque Well #1, Robert G. Steichen,R16669
Sun Valley Water Corp.,
3040 Arbor Oaks Drive,
Dubuque, IA 52001
Webster Gary L. Reynolds, R.R. #2, R16701
Timber! and, Fort Dodge,
IA 50501
Ida Well #U 2, 3, Avg. 65' R16702
Grundy R16743
f
Clinton Well #2, 200' R16858
DATE SAMPLED
07-28-80
12-01-80
03-16-81
06-29-81
07-28-81
11-17-80
03-17-81
06-22-81
08-05-80
11-18-80
03-03-81
06-22-81
07-28-80
10-29-80
01-29-81
04-30-81
08-05-80
11-20-80
03-02-81
06-24-81
09-08-80
12-15-80
03-23-81
06-22-81
ALPHA
0.1
0.9
<0.1
2.0
0.7
0.6
                                                               r-i/1
                                                                              Ra
                                                             Nil
                                                                    0.3
0.8

-------
     Table 32 (Continued)
UNIVERSITY HYGIENIC I.ASOKAIORV
        IOWA CITY, IOWA
     RADIOLOGKAL ANALrSib
         SDWA SAMPl ES
      Data for July 1981
TOWN COUNTY IDENTIFICATION
Superior Dickinson Well #1, 105'
Gowrie Webster
Cherokee Cherokee
Marshall town Marshall
Mediapolis Des Moines All 5 wells
Bellevue Jackson Well #2, 1500'
.. MINERAL * F
OR
RADIATION * DATE SAMPLED ALPHA BETA
R16914 09-22-80 i.2 9
12-22-80
03-25-81
06-22-81
R17001 09-23-80 <0.2 3
01-12-81
04-06-81
07-13-81
R17008 09-22-80 1.7 6
12-22-80
03-30-81
07-06-81
R17009 09-19-80 1.7 4
12-22-80
03-24-81
07-01-81
R17010 09-19-80 6.2 18
12-18-80
03-25-81
06-18-81
R17013 09-29-80 5.0 12
01-09-81
04-02-81
06-29-81
                                                               pCi/1
                                                                    0.7    <0.6
                                                                    3.9      3.4

-------
     Table 32 (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SOWA SAMPLES
      Data for July 1981
TOWN
Whiting
Walcott
Outier
' Jd
MINERAL *
OR
COUNTY IDENTIFICATION RADIATION *
Monona Well ?2, 95' R17015
Scott Well #3, 130' R17017
Tama Well #1, 290' R17018
Floyd Well #1, 200'; #2, 1288' R17252
PCi/1
DATE SAMPLED ALPHA BETA "2fjRa 228Ra
09-24-80 -0.4 b
12-21-80
03-23-81
06-22-81
09-19-30 0.3 <0.6
12-29-80
04-06-81
07-09-81
09-23-80 1.9 1
12-18-80
03-30-81
06-30-81
11-03-80 2.5 Nil 1.7 <0.6
02-09-81
03-16-81
06-16-81

-------
           Table 33
UNIVERSITY Hi'GIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES

    .Data for August 1981
TOWN
rtonona
Pomeroy
Rembrandt
Albion
Paton
Irwin
RADIATION e
OR
COUNTY IDENTIFICATION MINERAL # DATE SAMPLED
Clayton Well #1, 840' 14980A 04-24-79
10-01-79
04-09-80
12-30-80
Calhoun Well #1, 150' 14986A 09-04-80
12-09-80
03-16-81
07-08-81
Buena Vista Well #1 , 440' 14998A 04-30-79
11-16-79
04-23-80
12-11-80
Marshall Finished water 15021A 05-07-79
11-19-79
04-08-80
12-15-80
Greene Well #1, 400'; #4, 460' 15049A 05-14-79
10-22-79
04-07-80
12-08-80
Shelby Well #4, 44' 15050A 05-14-79
11-19-79
04-07-80
12-16-80
                                                              pCi/1
                                                   ALPHA   BETA    '-'"'Ra    2?8Ra
                                                    4.0      2      1.0      1.1
                                                    0.8     <0.7
                                                    9.4     16      0.8      l.J
                                                    2.3      2      0.1     <0.5
                                                    6.5      13      1.0      2.5
                                                    2.1       5      0.2      1.8

-------
     Table 33 (Continued)
UNIVERSITY H^.TMC LAVATORY
        IOWft. CITY. IOWA
     RADIOLOGICAL ANALYSIS
         SOWA SAMPLES
     Data for August 1981
TOWN COUNTY
Iowa City Johnson
Larchwood Lyon
Cedar Rapids Linn
Coral vi He Johnson
Pilot Mound Boone
Missouri Valley Harrison
RADIATION -"
OR
IDENTIFICATION , MINERAL #
Well •*!, 286' ; Robert 15113A
Kodros, Hilltop Mobile
Home Park, Iowa City
Well #3, 675' 15116A
Well #1 & 2, 180'; Bob A. 15143A
Bressler, Tower Terrace
Mobile Home Court, Cedar
Rapids, IA 52401
Well 250'; Betty Kline, 15210A
Park Motel & Mobile Home
Park, Hwy. 6 West,
Coralville, IA 52241
Well *2, 25' 15260A
Well #1; Harold Deupree, 15315A
Sunnyside Village Mobile
Home Park, R.R. #3, Box D-l,
Missouri Valley, IA 51555
DATE SAMPLED
09-29-80
01-15-81
04-20-31
07-21-81
06-04-79
09-25-79
05-13-80
12-15-80
09-24-80
01-08-81
04-09-81
07-28-81
06-04-79
10-15-79
04-08-80
01-06-31
10-20-80
01-20-81
04-20-81
07-27-81
10-08-80
01-12-81
04-09-81
07-22-81
                                                   ALPHA   BETA    :':f'Ra
                                                      .?       3
                                                     5.4      2i      1.2      3.7
                                                    -0.2       9
                                                     3.6       7      1.9     0.9
                                                     0.7       4
                                                    2.2       7      1.0     1.0

-------
     Table 33 (Continued)
UNIVERSITY HYGiLNK LABORATORY
        li'WA CiTY, IGlvA
     RADIOLOGICAL  ANALYSIS
         SDWA SAMPLES

     Data  for August 1981
TOWN
Lansing

Denison
Donnellson
Batavia
Keystone
Shell sburg
RADIATION *
OR
COUNTY IDENTIFICATION MINERAL #
Allamakee Well 250' 15336A

Crawford Well 37'; Mrs. Carl H. 15381A
Meyer, Meyer Mobile Home
Park, R.R. #1 , Denison,
IA 51442
Lee Well #4, 1850' 15593A
Jefferson Well #1, 100' 15638A
Benton Well #1 , 13601 15804A
Benton Well #1, 440'; Harold R15874
Bickal , Rollin Homes Country
Manor, Lot 20, Shell sburg,
IA 52332
DATE SAMPLED
07-02-79
11-13-79
12-16-80
07-23-79
10-30-79
01-08-80
12-16-80
11-01-79
01-07-80
04-07-80
12-15-80
11-13-79
02-27-80
09-16-80
01-07-81
01-28-80
04-30-80
10-22-80
01-20-81
03-14-80
06-21-80
09-29-80
01-13-81
                                                    3.2
                                                    2.8
                                                    2.1
                                                    6.7
                                                            11
13
10
       0.2
       1.0
       0.3
0.2
1.7
                                                   ALPHA   BETA
                                                    3.8      8     <-.?     2.4
        2.1
       <0.6
       <0.6
                                                                          <0.6
                                                                          <0.6

-------
     Table 33 (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA-CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES

     Data for August 1981

TOWN COUNTY IDENTIFICATION
Donahue Scott Finished water
Latimer Franklin Well #2, 170'
Ryan Delaware Finished water
Miles Jackson Well #1, 565'
Dakota City Humboldt Well *3, 950'
Pioneer Humboldt Finished water
RADIATION «
no
UK
MINERAL 4 DATE SAMPLED
R15R86 03-11-30
06-26-80
10-09-80
•01-28-81
• R15899 03-10-80
06-06-80
09-08-80
12-08-80
R15903 03-14-80
06-25-80
09-22-80
12-26-80
R16045 04-15-80
07-16-80
10-15-80
01-20-81
R16067 04-03-80
07-07-80
10-07-80
01-13-81
R16117 05-27-80
08-27-80
12-29-80
03-31-81
pCi/1
ALPHA BETA —Ra 22RRa
5 .3 3 1.0 < 0 . 6
2.7 -^0.5 2.2 1.0
2.3 6 0.3 1.0
7.7 12 2.3 <0.6
2.3 6 0.2 1.0
5.8 11 0.5 1.1

-------
     Table 33 (Continued)
UNIVERSITY -IT-
        10 A'A f.
     RADIOLOGICAL ANALYST
         SDWA SAMPLES
     Data for August 1981
RADIATION 4
OR
TOWN COUNTY IDENTIFICATION MINERAL ?
jfc Walnut Pottawattamie Well *2, 2635' R16366
Shelby Shelby Well #1, 2, 3, 4, 5, 50' R16654
Moorhead ' Monona Well #2, 76' R16567
01
^Bussey Marion .. Well #3, 2265' R16721
Iowa city Johnson Well #1, 340'; Merle R16742
Aubrecht, Meadowbrook
Estates Mobile Home Park,
R.R. #4, Iowa City, IA
Oskaloosa Mahaska Well #1 & 3, 40' ; Michael R16360
D. Reynolds, Mahaska Rural
Water, P.O. Box 235, 117
N 1st, Oskaloosa, IA 52577

DATE SAMPLED -ALPHA
05-12-80 17
08-12-80
11-12-80
02-17-81
07-15-80 2.2
10-20-80
02-09-81
05-18-81
07-14-80 2.0
10-20-80
02-03-S1
05-04-81
07-28-80 8.0
11-04-80
02-17-81
05-18-81
08-19-80 5.2
11-05-80
04-15-81
07-21-81
09-04-80 0.2
12-04-80
04-15-81
07-13-81
.-;o:/i
Bf.TA •"' Ra 228Ra
46 •• 7 2.4
7 0.3 0.6
7 -'0.1 <0.5
37 7.5 1.3
•-0.4 1.4 1.0
3

-------
     Table 33 (Continued)
                              N
UNIVERSITY nYfilCNIC LABORATORY
        IG«'.A CITY, KWA
     RADIOLOGICAL ANALYSIS
         SDWA CAMPLES

     Data for August 1981
RADIATION *
OD
TOWN COUNTY IDENTIFICATION MINERAL #
Muscatine Muscatine Well 41, 275'; W. David R16988
Ripley, Clearview Mobile
Home Park, R.R. #2,
Muscatine, IA 52761
LeGrand Marshall Finished water R16997
i oi Princeton Scott Well #1 , 450' R16999
^C New London Henry Well #2, 1870' R17000
Tempi eton Carroll Finished water R17005
Riverside Washington Well #6, 240' R17011
pCi/1
DATE SAMPLED ALP^A BETA :--Ra
10-23-80 -0.? .-0.5
02-02-B1
04-29-81
08-04-81
10-01-80 5.6 12 2.1
01-13-81
04-15-81
07-20-81
09-29-80 <0.3 <0.5
01-19-81
04-13-81
07-13-81
09-22-80 12 35 7.5
12-22-80
03-23-81
06-18-81
09-22-80 2.8 1 0.4
12-29-80
03-30-81
07-27-81
09-29-80 1.4 3
01-13-81
04-09-81
07-10-81

22SRa

0.6

0.9
1.3
1

-------
     Table 33 (Continued)

UNIVERSITY HYGIENIC LAhO-ATOK'r
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES
     Data for August 1981
TOWN COUNTY IDENTIFICATION
Marble Rock Floyd Well #1 North,' 202'
Carlisle Warren Well #4, 5, 35'
Garwin Tama Well 12, 169'
Columbus Junction Louisa Finished water
Fort Madison Lee Well #1, 156'
Earlville Delaware Well #2, 200'
RADIATION 4 pCi/1
nr>
UK
MINERAL # DATE SAMPLED ALPHA BETA 22f>Ra 228Ra
R17016 09-30-80 2.1 ^0." 0.8 <0.6
01-28-81
04-20-81
07-29-31
R17055 10-01-80 0.7 4
01-13-81
04-20-81
07-28-81
R17057 09-29-80 <0.3 7
01-12-81
04-13-81
07-13-81
R17201 10-27-80 <0.2 3
01-23-81
04-20-81
07-21-81
R17214 10-28-80 <0.2 4
01-27-81
04-28-81
07-29-81
R17253 11-03-80 <0.2 1
02-02-81
04-28-81
07-27-81

-------
Table 34
IOWA CITY, tOW A
RADIOLOGICAL ANALYSIS
,;DWA SAMPLES
Data for September 1981
RADIATION ;
OR
"DWN COUNTY IDENTIFICATION MINERAL *
Mrrill Plymouth Well #2, 43' 14875A
i
falva Ida Well #2, 48' 15074A
Balbur Carroll Finished Water 15105A
•vj
oo
•' Waukee Dallas Well #2, 2750' 15190A
Adel Dallas Karen Smith, Dallas Co. 15237A
Care Facility, R.R. #3,
Adel , IA 50003
Deep River Poweshiek Well #1, 55' 15274A



DATE SAMPLED
03-2Q-79
08-28-79
03-24-80
12-16-80
09-15-80
01-05-81
04-06-81
07-14-81
09-16-80
12-29-80
04-21-81
08-18-81
06-12-79
12-03-79
04-04-80
12-09-80
06-19-79
01-21-80
03-07-80
12-17-80
06-18-79
03-03-80


T'Ci/1
ALPHA BETA 1?':-Ra 228Ra
7.3 9 0.1 1.0
3.4 5 <0.1 <0.6
0.7 2
20 25 7.1 1.6
4.4 15 2.6 1.8
2.4 4 0.2 0.7
                          12-12-80

-------
              Table 34 (Continued)

         UNIVERSITY HYGIENIC  LABORATORY
                 IOWA  CITY,  IOWA
              RADIOLOGICAL ANALYSIS
                  SDWA SAMPLES

             Data  for  September 19-°>l

TOWN
Iruro
Carson
Henderson
vo
Mallard
Yale
Fairfax
RADIATION * pCi/1
OR
COUNTY IDENTIFICATION MINERAL * DATE SAMPLED ALPHA BETA " — Re
Madison Well 49' 15288A 09-17-80 0.4 -0.4
12-29-80
04-20-31
07-29-81
Pottawattamie Well 60' 15293A 06-25-79 6.7 5 0.1
12-10-79
02-26-80
12-22-80
Mills Well «, 60' 15294A 05-25-79 2.2 6 0.3
12-10-79
02-26-80
12-22-80
Palo Alto Well #4, 205' 15350A 07-09-79 2.6 5 0.5
10-03-79
04-07-80
12-24-80
Guthrie Well Hi, 83' 15368A 09-25-80 1.2 .6
02-02-81
05-08-81
03-13-81
Linn William J. Faltis, 15378A 07-17-79 2.4 Nil 0.7
Country Air Mobile Home 10-17-79

22&Ra

<0.5
1.0
0.8

1.9
Court, Highway 30 W.,
Fairfax, IA

-------
     Table 34 (Continued)

UNIVERSITY HYGILNIC LABORATORY
        IOWA 'CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES
    Data for September 1981
TOWN COUNTY IDENTIFICATION
Randolph Fremont Well #2, 60'
Soniers Calhoun Well #1, 410'
§ Blue Grass . Scott Well #1, 550', Tom M.
Tel ford, #6 Elmwood Dr.,
Hickory Hills, Blue
Grass , IA 52726
Ames story Susan Flora, Homestead
Mobile Home Park, #8
Homestead Colony, Ames,
Woodbine Harrison Finished Water ,
Ouncombe Webster Well #1, 974'
RADIATION 4
OR
MINERAL #
15395A
15524A
15736A
15852A
15895A
R15894
pCi./l
DATE SAMPLED ALPHA BETA ??GRa 228Ra
09-15-80 2.0 22 0.5. <0.6
12-26-80
03-24-81
07-08-81
09-25-79 7.0 10 1.9 0.7
12-18-79
06-10-80
12-22-80
10-07-80 2.4 3 0.4 <0.6
01-13-81
04-15-81
07-14-31
10-20-80 0.9 <0.4
01-27-81
04-28-81
08-25-81
09-29-80 1.4 8
01-15-81
04-14-81
08-25-81
03-10-80 2.6 10 1.9 1.9
06-05-80
09-08-80
12-15-80

-------
     Table 34 (Continued)

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     •RADIOLOGICAL ANALYSIS
         SDWA SAMPLES

    Data for September 1981
RADIATION #
OR
TOWN COUNTY IDENTIFICATION MINERAL it
'ioden Hancock Well «1, 536' R1.5397
Oelwein Fayette Lake View Mobile Home R16065
Court, Howard Bly, City
Park Road, P.O. Box 8,
Oelwein, I A 50662
Oxford Junction Jones Well #1, 50' R16070
00
Aurelia Cherokee Well #3, 305' R16256
DolUver Emmet Well #3, 205' R16264
Elkader Clayton Finished Water R16265
pCi/1
DATE SAMPLED ALPHA BETA ;?6Ra 22RRa
03-21-30 2.1 5 0.4 0.6
06-24-30-
10-07-30
02-25-81
05-05-80 2.6 Nil 0.1 0.9
08-13-30
11-13-30
02.-19-81
04-29-30 2.9 <0.4 0.1 0.8
08-11-80
11-24-80
02-23-81
04-25-80 4.2 4 0.2 <0.6
07-28-30
10-23-80
02-02-81
04-28-80 3.3 6 0,2 1.2
08-04-80
11-10-80
02-17-81
04-30-80 4.0 8 1.2 <0.5
07-29-30
11-05-80
02-03-81

-------
                                                      Table 34 (Continued)

                                                 UNIVERSITY HYGIENIC LABORATORY
                                                         IOWA  CITY,  IOWA
                                                      RADIOLOGICAL  ANALYSIS
                                                          SDWA SAMPLES

                                                     Data  fo"  September 1981
00
TOWN COUNTY IDENTIFICATION
Keosauqua Van Buren Well #1, 1831'
Thornton Cerro Gordo Well #1, 540'
Correctionville Woodbury Well #1, 25'
Truesdale Buena Vista Well #1, 442 '_
Lynnville Jasper Finished Water
Glidden Carroll Well #5, 156'
RADIATION '* pCi/1
OK
MINERAL * DATE SAMPLED ALPHA BETA 22'rRa
R16274 04-28-80 1? 10 2.2
07-28-80
10-28-30
01-27-81
R16317 04-30-80 2.9 - 11 1.5
07-28-80
10-27-30
01-27-81
R16666 07-28-30 0.6 8
12-31-80
04-13-81 _. _ -
08-10-81
R16722 07-29-80 2.0 5 0.3
10-23-80
03-26-31
07-13-81
R16727 08-11-80 2.7 5 1.1
11-18-30
03-24-81
07-15-81
R16996 09-24-80 1.7 2
01-05-81
04-08-81
07-13-81

229Ra
1.1
<0.6

<0.6
<0.6


-------
00
to
                                                    Table  34  (Continued)

                                               UNIVERSITY  HYGIENIC  LABORATORY
                                                        IOWA CITY,  IOWA
                                                    RADIOLOGICAL ANALYSIS
                                                        SDWA  SAMPLES
                                                   Data for September 1981
TOWN
Stockport
Pell a
Geneva
Iowa Falls
Montezuma
Del mar
COUNTY IDENTIFICATION
Van Buren Well #1 , 1880'
Marion Finished Water
Franklin Well 160'
Hardin Finished Water
Poweshiek Well 160', Ponderosa
Utilities, Inc., Lake
Ponderosa, R.R. #2,
Montezuma, IA 50171
Clinton Well #1, 1300'
RADIATION #
OR
MINERAL # DATE SAMPLED
R17002 09-29-80
01-12-81
04-06-81
07-08-81
R17003 09-18-30
12-18-80
04-09-81
07-20-81
R17004 09-23-80
01-14-81
04-21-81
07-22-81
R17006
01-13-81
04-13-81
07-20-81
R17014 10-15-80
01-13-31
04-20-81
07-22-81
R17019 09-29-30
01-12-81
04-27-31
07-31-81
pCi/1
ALPHA BETA ~'2f>Ra 22"Ra
6.1 6 4.0 1.6
2.6 3 <0.1 <0.6
2.0 1 0.9 <0.6
3.1 5 1.4 0.5
9.0 13 1.3 1.2
0.7 8

-------
     Table 34 (Continued)

UNIVERSITY HVf-iJENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
         SDWA SAMPLES

    Data for September 1981
TOWN COUNTY
Rinard Calhoun
Solon Johnson
Dallas Center Dallas
Storm Lake Buena Vista
IDENTIFICATION
Well ffl, 320'
j
R. L. Stone, R.R. #4,
Box 343K, Twin View Heights
Solon, IA 52333
Finished Water
Finished Water
RADIATION #
OR
MINERAL 4
R17056
R17060
R17219
R17247
DATE SAMPLED
10-07-80
01-13-81
04-07-81
07-08-81
10-13-80
01-12-81
04-06-81
07-12-31
10-28-80
02-03-81
05-06-81
08-19-81
11-05-80
02-09-81
05-19-81
08-28-81
pCi/1
ALPHA BETA "?bRa 228Ra
<0.3 5
6.5 4 0.9 <0.6
0.4 <0.4
0.6 1

-------
          Table 35

UNIVERSITY HYGIENIC LABORATORY
        IOWA CITY, IOWA
     RADIOLOGICAL ANALYSIS
SDWA QUARTERLY RECHECK SAMPLES

      Data for July 1981
TOWN
Eldon
Sully



Sergeant Bluff
Wei Isburg
1 00 Sl'OUX
en
Sioux
Leon
Hardy
Mason
City
City


City
Maurice
Washington
COUNTY
Wapello
Jasper
Woodbury
Grundy
Woodbury
Woodbury
Decatur
Humboldt
Cerro Gordo
Sioux
Washington
IDENTIFICATION
Well
Well
Well
Well
n
n
#1
#1
, 1901
, 2240'
, 456'
, 2050'
Spalding Plant'
Zenith Plant
"Wei 1
Well

Well

#4
90

#1

, 2815'
1

, 520'; #2, 30'

RADIATION i
R18241
R18242
R18245
R18246
R18248
R18249
R18254
R18255
R18369
R18374
R18375

DCi./l
DATE SAMPLED ALPHA BETA -
06-08-81 6.3
06-22-81
06-15-81
06-22-81
06-26-81
06-26-81
06-15-81
06-22-81
07-13-81
07-10-81
07-13-81
3 2
5
3
3
1
0
5
5
3
1
5

f-Ra
.4
.3
.0
.6
.6
.9
.0
.1
.8
.3
.0


228Ra
<0
0
3
2
3
1
2
<0
1
2
1
.6
.7
.6
.0
.4
.1
.7
.6
.9
.3
.2

-------
CO
OV
                                                      Table  35  (Continued)

                                                 UNIVERSITY  riYGi'F.NlL  LABORATORY
                                                         IOWA CTV, 'IOWA
                                                      RADIOLOGICAL ANALYSIS
                                                   QUARTERLY RECHECK SAMPLES

                                                      Data for  August 1981
TOWN
Toledo
Remsen
Ankeny
Anamosa
Ba/ardr
Earl ham
. COUNTY
Tama
Plymouth
Dallas
Jones
Guthrie
Madison
IDENTIFICATION
Well #8, 1950'

Well #1, 500' ; #2, 600'
Fox Creek Acres, Tom
Thorpe, c/o Water
Development Co., Box 98
Ankeny, IA 50021
Well #4, 450'
Well #2, 109'
Well #3, 2900'
RADIATION *
R18370
R18371
R18372
R18421
R18423
R18424
DATE SAMPLED
07-20-81
08-11-81
07-14-81
08-06-81
08-12-81
08-10-81
pCi/1
ALPHA BETA ?2GRa
4.3
0.5
12 <0.4 1.0
0.6
4.6
7.9

228Ra
1.3.
1.1
<0.6
1.5
5.3
2.1

-------
CO
                                                     Table 35 (Continued)

                                                UNIVERSITY HYGIENIC LABORATORY
                                                        IOWA CITY, IOWA
                                                     RADIOLOGICAL ANALYSIS
                                                   QUARTERLY RECHECK SAMPLES
                                                    Data for September 1981
TOWN
What Cheer
test Bend
Marcus
avada
St. Paul
Grand Junction
El don
COUNTY
Keokuk
Palo Alto
Cherokee
Story
Lee
Greene
Wapello
IDENTIFICATION
Fini
Well
Well
Well
Well
Well
Well
shed
#4,
#1,
#3,
#1
#1,
#1,
Water
1360'
1301 ; #2, 880'
3340' ; #4, 2630'

317'
1901
RADIATION #
R18367
R18373
R18422
R18425
R18428
R18430
R18513
DATE SAMPLED
07-24-81
07-29-81
08-10-81
08-10-81
08-17-81
08-17-81
09-14-81
pCi/1
ALPHA BETA 2?
19 22 6
7.0 37 6
5.6 14 5
5
8.9 9 4
0
13

GRa
.5
.2
.1
.6
.0
.6
.8


228Ra
<0.
2.
0.
4.
1.
<0.
0.
6
4
8
0
3
6
9

-------
          Table 36

UNIVERSITY HYGIENIC LABORATORY
        lOwA CITY, IOWA
     RADIOLOGICAL ANALYSIS
      DEQ MINERAL SAMPLES

      Data for July 1981

Tf\l IM
TOWN
Dakota City
Barnes City
Harfan
Indianola
West Central RWA
Earl ham
oo Tempi eton
co —
Dysart
Tracy
Ferguson
IGS & USGS
Oskaloosa
IGS & USGS
Desoto
Van Meter
IGS & USGS


COUNTY
Humboldt
Poweshiek
Shelby
Warren
Carroll
Dallas
Carroll
Tama
Marion/Mahaska
^Marshall

Mahaska

Dallas
Dallas



IDENTIFICATION
/
Well #2, 1025'
Well #2, 400'
Well #23
Well #1, 2600'
Well #1, 55'
Well #3, Jordan
Well #5, 820'
Well #3
Well #1, 154'
Well #1 -
Well --JTWO8,- 210, FEE
Well #26
Well # WC-9, 141', FEE
Well #3

Well # WC-10, 347'


MINERAL #
16936
16947
16967
17019
17025
17053
17057
17096
17142
17152
17154
17159
' 17162
17164
17165
- 17166


DATE SAMPLED
03-09-81
03-12-81
03-19-81
04-09-81
04-13-81
04-22-81
04-23-81
05-06-81
06-02-81
06-03-81
06-03-81
'06^09-81
06-11-81
06-11-81
06-11-81
06-11-81


ALPHA
3,0
5,4
2.0
3.3
4.7
31
8.4
3.0
0.2
3.1
2.7
1.4
2.1
0.4
6.0
6.3
pCi;

BETA
r
6
12
13
1
56
23
13
5
6
22
7
5
1
10
<0.5
'1

'^jRa 2'-8Ra
1.4
3.9
0.7"
3.8
0.1
7.5
1.8
2.7

1.4




0.2
0.4

-------
                                                        Table 37
oo
                                              UNIVERSITY  HYGIENIC LABORATORY
                                                      IOWA CITY, IOWA
                                                   RADIOLOGICAL ANALYSIS
                                                    DEQ MINERAL SAMPLES

                                                  Data for September 1981  •
TOWN
State Center
IGS & USGS
IGS & USGS
Wilton Junction
COUNTY
Marshall

Shelby
Mu sea tine
IDENTIFICATION
Finished Water, City Hall
Jim Strieker, DEQ Region #5
Well #WC-14, 310'
Well #WC-16, 140'
Don Latta, Latta & Sons
RADIATION r
OR
MINERAL #
R18188
17197
17210
17217
pCi/1
DATE SAMPLED
05-07-81
07-10-81
07-30-81
08-18-81
ALPHA
89 90$r
<0.2
1.1
0.6
BETA
<0.6
9
2
<0.4
      Oelwein
Fayette
Well Drilling, R.R. #1
Riverside, IA 52327

John Beckman, City Hall,
Oelwein, IA
17220
08-22-81
1.9

-------
TOWN


Iowa City
Iowa City

LeMars

Iowa City
Iowa City

LeMars

Iowa City
Iowa, City
Iowa City
                                    Table 38

                         UNIVERSITY HYGIENIC LABORATORY
                                 IOWA CITY, IOWA
                              RADIOLOGICAL ANALYSIS
                  CONCENTRATIONS OF 90Sr IN IOWA MILK SAMPLES

                           Data for 3rd Quarter 1981
DATE OF SAMPLE
   07-07-81
   07-21-81

   07-30-81

   08-04-81
   08-18-81

   08-14-81

   09-01-81
   09-15-81
   09-30-81
RADIATION NO.
   R18376
   R18401

   R1841*

   R18433
   R18463

   R18466

   R18498
   R18546
   R18567
, pCi/1


2.6
2.2

2.2

2.4
3.1

1.2

2.3
3.0
2.2
                                      90

-------
     ENVIRONMENTAL  RADIATION  DATA  (ERD)  is  published   quarterly
(January, April, July, October) by the U. S. Environmental Protection
Agency's office of Radiation Programs.

     Requests for information concerning publication and distribution
of ERD should be directed to:

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                       Technical Services Branch
                Eastern Environmental Radiation Facility
                             P. 0. Box 3009
                       Montgomery, Alabama  36193

     Requests for  information  concerning  the  operation  of  ERAMS
should be directed to:

                        H. Michael Mardis, Chief
               Monitoring and Analytical Services Branch
                Eastern Environmental Radiation Facility
                             P. 0. Box 3009
                       Montgomery, Alabama  36193
                                 or to:
                          Lewis Battist,  Chief
                  Environmental Studies and Statistics
                Analysis and Support Division (ANR-461)
                 U. S. Environmental Protection Agency
                          Waterside Mall East
                            401 M Street, SW
                         Washington, DC   20460
                                  ***

-------