ML20151V074

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Annual Radiological Environ Operating Rept 4 for 1987
ML20151V074
Person / Time
Site: Limerick  Constellation icon.png
Issue date: 12/31/1987
From:
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20151V069 List:
References
NUDOCS 8805020268
Download: ML20151V074 (75)


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Annual laciological Environmenta Operating Report

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DOCKET Mo.: 50-352 50-353 LIMERICK GENERATING STATION Units 1 and 2 Annual Radiological Environmental Operating Report Repott #4 1 January through 31 December 1987 Prepared by Philadelphia Electric Company 2301 Market Street Philadelphia, Pennsylvania 19101 l Analysis performed by TELEDYNE ISOTOPES 50 Van Buren Avenue Westwood, NJ 07675 nay 1988 1 1 l

TABLE OF CONTENTS Pace I. Summary and Conclusions ........................ 1 II. Introduction ................................... 3 A. Objectives ................................. 4 B. Implementation ............................. 4 III. Program Description ............................ 5 A. Sample Collection .......................... 5 B. Data Interpretation ........................ 7 C. Program Exceptions ......................... 8 D. Program Changes ............................ 10 IV. Resul\s and Discussion ......................... 11 A. Aquatic Environment ........................ 11

1. Surface Water .......................... 11
2. Drinking Water ......................... 12
3. Fish ................................... 12
4. Sediment ............................... 13 B. Atmospheric Environment .................... 14
1. Airborne ............................... 14
a. Air Particulates ................... 14
b. Airborne Iodine .................... 15
2. Terrestrial ............................ 15 a, nilk ............................... 15
b. Well Water ......................... 16
c. Vegetation ......................... 17
d. Game ............................... 17 C. Ambient Gamma Radiation .................... 17 Y. References ..................................... 19 1-

_ -_--.________________J

b-Appendix A - Radiological Environmental Monitoring Report Summary Appendix B - Sample Designation and Locations Appendix C - Data Tables Appendix D - Synopsis of Analytical procedures Appendix E - Quality Control Appendix F - LGS Surveys L 11 -

l

SUMMARY

AND CONCLUSIONS 4

I. Summary and Conclusions This report on the Radiological Environmental Monitoring program conducted for the Limerick Generating Station by Philadelphia Electric Company covers the period 1 January 1987 through 31 December 1987. During that time period, 3016 analyses were performed on 2394 samples. As a result of the nuclear accident at Chernobyl on April 26, 1986, radioactive fallout was deposited throughout the world including the Limerick Area. Cs-137 activity deposited as a result of Chernobyl continued to showed up in some milk samples collected in 1987. Surface and drinking (potable) water samples were analyzed for concentrations of gross beta (soluble and insoluble fractions), tritium, and gamma emitting nuclides. Concentrations detected were consistent with those observed in other years. Fish (predator and bottom feeder) and sediment samples were analyzed for concentrations of gamma emitting nuclides. Concentrations of co-60 and Zn-65 as a result of plant releases were found in several samples located below the discharge. Activities found centributed less than 1% of the 10CFR50 Appendix I design objective. Other nuclides found were consistent with those in other years. Air particulate samples were analyzed for concentrations of gross beta and gamma emitting nuclides. Concentrations detected were consistent with those observed in other years. High sensitivity I-131 analyses were performed on weekly air samples. All results were less than the minimum i detectable level. ! Cow and goat milk samples were analyzed for concentrations of I-131 and gamma emitting nuclides. Iodine-131 results were all less than the minimum detectable level. Concentrations of K-40 were consistent with those observed in other years. Well watcr samples were analyzed for concentrations of tritium and gamma emitting nuclides. Concentrations detected were consistant with those observed in other years. Vegetation samples were analyzed for concentrations of gamma emitting nuclides. Concentrations detected were consistent with those observed in other years. l [ A game sample was analyzed for concentrations of gamma emitting nuclides and concentrations detected were ( consistent with those observed in other years.

                                -  t _

Environmental gamma radiation measurements were made monthly and quarterly using thermoluminescent dosimeters. Levels detected were consistent with those observed in other years. . In assessing all the data gathered for this report and comparing these results with preoperational data, it was evident that, while the operation of the Limerick Generating S4wtion resulted in some detectable radiological impact on t i.

  • environment, the impact was well below the 10CFR50 Appendix I design objectives and will have no adverse impact on the environment.

I l l i i i 1 B-2-

INTRODUCTION 1

LIMERICK GENERATING STATION Radiological Environmental Monitoring Program II. Introduction The Limarick Generating Station (LGS), consisting of two 1055 MWe boiling water reactors owned and operated by Philadelphia Electric Company (PEco), is located adjacent to the Schuylkill River in Montgomery County, Pennsylvania, Unit No. 1 went critical on 22 December 1984 and Unit No. 2 is under construction. The site is located in Piedmont countryside, transversed by numerous valleys containing small tributaries which feed into the Schuylkill River. On the eastern river bank elevation rises from apt.roximately 110 to 300 feet mean sea level (MSL). On the western river bank elevation rises approximately 50 feet MSL to the western site boundary. A Radiolog. cal Environmental Monitoring Program (REMP) for LGS was initiated in 1971. Review of the 1971 through 1977 REMP data resulted in the modification of the program a to comply with changes in the Environmental Report Operating License Stage (EROL)(1) and the current revision of the Branch Technical Position Paper.( 2 ) The preoperational period for most media covers the periods 1 January 1982 through 21 December 1987 and was summarized in a separate report.833 This report covers those analyses performed by Teledyne Isotopes (TI) on samples collected during the period 1 January 1987 through 31 December 1987. 3-

i A. Objectives The objectives of the Radiological Etavi r o nm en t al Monitoring Program are:

1. To provide data on measurable levels of radiation and radioactive materials in the site environs.
2. To evaluate the relationship between l

quantities of radioactive material released l from the plant and resultant radiation doses ' to individuals from principal pathways of exposure. B. Implementation Implementation of the stated objectives is accomplished by identifying significant exposure pathways, establishing baseline radiological data of media within those pathways, and continuously monitoring those media before and during Station operation to assess Station effects (if any) on man and the environment. In order to achieve the stated objectives, the current program includes the following analyses on samples collected:

1. Concentrations of tritium in surface water, drinking (potable) water, and well water.
2. Concentrations of beta emitters in surface water, drinking (potable) water, and air particulates.
3. Concentrations of gamma emitters in surface water, drinking (potable) water, well water, air particulates, milk, vegetation, game, fish, and sediment.

4 Concentrations of I-131 in air and milk.

5. Ambient gamma radiation levels at various site j environs.

k _ o_

4 1 PROGRAM DESCRIPTION

f III. Program Description A. Sample Collection Samples for the LGS REMP were collected for Philadelphia Electric Company by RMC Environmental S e r v i c e r. . This section describes the collection methods used by RMC Environmental Services to obtain environmental samples for the LGS REMP in 1987. Aauatic Environment The aquatic environment ww. *xamined by analyzing samples of surface water, drin.-Ang water, fish, and sediment. Two gallon water samples were collected monthly from continuous samplers located at six surface water locations (10F2, 13H5, 15T5. 16B2, 24S1, and 24S2) and five drinking water locations (13H2, 15F4, 15F7, 16C2, and 28F3), control locations were 10r2, 2451, 24S2, and 28T3. All containers used were new unused plastic bottles, which were rinsed at least twice with source water prior to collection. Fish samples comprising the flesh of two groups, catfish / bullhead (bottom feeder) and sunfish (predator), were collected semi-nnnually at three locations: 16C5 and 20S1 (indicator) and 29C1 (control). Sediment samples composed of recently deposited substrate were collected at three locations semi-annually: 16B2 and 16C4, (indicator) and 33A2 (control). Atmospheric Environment The atmospheric environment was examined by analyzing samples of air particulate, airborne iodine, milk, well water, food products and game. Air particulate and airborne iodine samples were collected weekly at seventeen locations (2B1 601, 9ei, 1053, 11S), 13C1, 13H4, 14S1, 15D1, 17B1, 2001, 2201, 26B1, 29B1, 3101, 3452, and 35B1). Of the airborne iodins samples at these seventeen locations, eight (;1S3, 1151, 13C1, 13H4, 14S1, 22G1, 31D1, and 35Bil were analyzed for I-131. The remaining nine samples were collected and retained for analysis if necessary. Control locations were 13H4 and 22G1. Air particulate and airborne iodine samples were obtained using a vacuum sampler, glass fiber and charcoal filters, respectively. The filters were replaced weekly and sent to the IcSoratory for at.alysis. The

l vacuum samplers were run continuously at approximately 1 cubic foot per minute. Milk samples were collected bi-weekly at four locations (1081, 17C2, 22r1, and 2581) and monthly at eight locations (36E1, 7E2, 9Et, 9G1, 11Et, - f 13E2, 18C1, and 21B1) during April through November, and monthly at all locati)ns during December through March. Locations 9G1 and 22F1 were controls. One of the sample stations, 7E2, , went out of business during the reporting period and was replaced by sample station 11E1. Samples were collected in new unused two gallon plastic bottles from the bulk tank at each location, refrigerated, and shipped promptly to the laboratory. No preservative was added. , Well water samples were collected semi-annually from two locations 1151 (indicator) and 18A1 (control) in new unused two gallon plastic bottles. Vegetation samples composed of broad leafy vegetation and root crops were collected monthly from one location (1151) during the growing season (May through September). A game sample was collected annually from one location * (26SS) by hunting. Ambient Gamma Radiation Direct radiation measurements were made using thermoluminescent dosimeters (TLD) consisting of

                                                                                                  '~

calcium sulfate (CaSO4) doped with dysprosium , (Dy). The TLD locations were placed on and around c the LGS site using a "three ring concept" consisting of . A site boundary ring consisting of sixteen locations (36S1, 3S1, SS1, 7S1, 10S3, list, 14S1, 16S2, 18S1, 21S1, 23S2, 25S1, 26S3, 29S1, 32S1 and 34S2) near and within the cite perimeter  : representing fencepost doses (i.e., at locations where the doses will be potentially greater than maximum annual off-site doses) from LGS releases; A middle ring consisting of twenty seven locations (2B1, 2Et, 4Et, 6C1, 7E1, 9C1, 10E1, 1073, 13C1, 13E1, 15DI, 16T1, 1781, 19D1, 2001, 20T1, 24D1, 25D1, 26B1, 28D2, 29B1, 29Ei, 31D1, 3102, 34E1, 35B1 and 35r1) extending to approximately 5 miles from the site designed to measure possible exposures to close-in populations And an outer ring consisting of five locations - (5H1, 13H3, 18G1, 2201 and 3201) extending from 6-I _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

approximately 12 to 30 miles from the site and considered to be unaffected by LOS releases. The specific TLD locations were determined by the following. criteria:

1. The presence of relatively dense populations
2. Site meteorological data taking into account distance and elevation for each of the 16-22 1/2 degree sectors around the site, where estimated annual dose from LGS, if any, would be most significant
3. On hills free from local obstructions and within sight of the vents (where practical);
4. And near the closest dwelling to the vents in the prevailing downwind direction.

Two TLD sets - each comprised of four thermoluminescent phosphors sealed in plastic

                        - were placed at each location in a PVC conduit located approximately three feet above ground level. The TLD sets were exchanged monthly and quarterly and sent to the laboratory for analysis.

4

8. Data Interpretation The radionnalytical and direct radiation data collected prior to LGS becoming operational was used as a baseline with which this cperational data will be compared. yor the purpose of this report, LGS was considered operational at initial criticality. In addition data will be compared to previous years' operational data for consistency and trending. Several factors are important in the interpretation of the data. These factors are discussed here to avoid undue repetition in the discussion of the results.

The minimum detectable level (MDL) was defined as 4 the two sigma counting statistic. It represents the range of values into which 95% of repeated counts of the same aliquot would fall. For all analyses (gross beta. I-131. H-3 and gamma) an activity that was greater than or equal to the MDL was reported as "activity plus/minus the two sigma counting statistic". When an activity was less than the MDL, the result was reported as < the MDL value. h -m a i ni M

The lower limit of detection (LLD) was defined as the smallest concentration of radioactive material l in a sample that would yield a not count (above background) that would be detected with only a 5% probability of falsely concluding that a blank observation represents a "real" signal. The LLD was intended as a before the fact estimate of a ( system (including instrumentation, procedure and sample type) and not as an after the fact criteria ' for the prononce of activity. All analyses were designed to achieve the required LOS detection capabilities for environmental sample analysis. For a more detailed description of the results calculation, see Appendix D. l Data received from the laboratory were reported j using the convention of rounding the result to the 1 same number of significant places as the first significant digit in the error term (i.e. 3.62 2 1.23 rounds to 421). Results for each type of sample were grouped according to the analyses performed. For gamma analyses, at least those nuclides specified in Technical Specification table 3.12.1-2 for each sample media and nuclides which had a positive occurance are reported. Means and standard deviations of these results were calculated. These standard deviations represent the variability of measured results for different samples rather than single analysis uncertainty. For these calculations, all results below the MDL were considered to be at the MDL. As a result, the means were biased high, and the standard deviations were generally biased low. C. Program Exceptions . For 1987 the LGS REMp had a sample collection recovery rate of 99.6*../ The exceptions to this program are listed below

1. The air particulate sample from station 6C1 6 3

between 05/18/87 and 05/25/87 and air particulate and air iodine samples from station 10S3 between 11/09/87 and 11/16/87 were not collected due to a sample collection error. 2 An air particulate sample was not collected from stations 29B1 between 06/08/87 and 06/15/87 due.to filter being off center.  !

3. Air particulate samples were not collected from station 34S2 between 10/05/87 and 10/12/87, from station 2001 between 10/12/87
                         -8   -

and 10/20/87 and from station 9c1 between 12/14/87 and 12/21/87 due to pump malfunctions.

4. Air particulate samples were not collected from station 20D1 between 11/23/87 and 11/30/87 and between 11/30/87 and 12/07/87 due to power outage.
5. Surface water samples collected from stations 24S1 (LGS Intake) and 16B2 (Linfield Bridge) in January were partial composite samples due to a pump malfunction. Grab samples were taken during the weeks that the pumps were down.
6. Surface water samples collected from station IST5 (philadelphia Suburban Water company) in May and August were partial composite samples due to a pump malfunction. Grab samples were taken during the weeks that the pump was down.
7. Surface water samples collected from station 2451 (LGS Intake) in June and July were composites of weekly grab samples due to pump failure.
8. Surface water samples collected at station 24S2 (Tricks Lock) in August and September were partial composite samples due to a pump malfunction. Grab samples were taken during the weeks that the pump was down.
9. The surface water samples collected from station 24S1 (LGS Intake) in October and November were composites of weekly grab samples due to shut down of system for replacement of piping and installation of insulation.
10. The surface water sample collected from station 24S1 (LGS Intake) in December was a partial composite sample due to pump malfunction. Grab samples were collected during the wooks that the pump was down.
11. Drinking water samples collected from station 28T3 (pottstown Water Treatment Plant) in July, from station 15T7 in October and November were partial composite samples due to pump malfunctions. Grab samples were collected during the weeks that the pumps were down.
                     -9  -

D. Program Changes

1. nilk station 7E2 went out of business on 07/07/87. This station was replaced by 11E1 on 08/03/87.

l l 10 -

RESULTS AND DISCUSSION / k

IV. Results and Discussion A. Aq u a t i c Environment

1. Surface Water Samples wJre taken from six locations on a monthly schedule. Samples were collected from a continuous sampler at all six locations (10F2, s3H5, 15F5, 1682, 24S1, and 2452). Of these locations, three (15F5, 16B2 and 13H5) could be affected by Station dischtrges. The following analyses were performed.

Gross Beta Samples from all locations were analyzed for concestrations of gross beta in the soluble and soluble fractions (Tables C-I and C-II, Appendix C). Detectable activity was observed in the soluble and insoluble fraction of the surface water samples; the values were consistant with previous years (Figures C-1 and C-2, Appendix C) and ranged from 2 to 8 pCi/l for the soluble fraction and from .3 to 6 pCi/1 for the insoluble fraction. No difference in activity levels was observed between indicator and control locations for the soluble fraction. The January sample of the insoluble fraction of upstream control location 2452 showed a higher activity (6 pci/1) than the indicator locations. This higher activity is attributed to the elevated sediment content of the saaple. Tritium Samples from locations 10F2, 16B2, and 24S1 were analy=ed for aqueous tritium activity (Tabis C-III, Appendix C). Positive tritium activity was observed at each sample location and values ranged from <70 to 480 pCi/1. Indicator location 16B2 showed the highest average concentration of tritium (265 pci/1); however, the data were within the statistical range of the control locations. All results were below the req ui red sensitivity for this analysis. 11 - I

Gamma spectrometry Samples from all locations were analyzed for .a gamma emitting nuclides (Table C-IV, Appendix gh(v C). With the exception of naturally occurring h.T t K-40, all nuclides searched for were be.'ow the $$>< minimum detectable level, jj

2. Drinkina (Potable) Water .f
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                                                                         +,,<.w Monthly samples were taken from five                 fi%

locations, 13H2, 15F4, 15F7, 16C2 and 28F3 and ' .; . ' were collected from continuous water samplers. $. lffw[i Four stations (13H2, 15F4, 15F7 and 1602) could be affected by Station discharges. The following analyses were performed: pf{g'f Gross Beta k.

                                                                            $. 9,:

Samples from all stations were analyzed for )ff.I concentrations of gross beta in the soluble f f.? and insoluble fractions (Tables C-V and C-VI, X. 1. - Appendix C). The values ranged from 2 to 7  ;.f " pCi/l for the soluble fraction and from <.2 to ii 1.4 pci/1 for the insoluble fraction. Concentrations detected in both fractions were 1{% 4

                                                                              ..y consistent with those observed in previous              2.4,; '

years (Figures C-3 and C-4, Appendix C). - .. 4" Tritium f.

                                                                           . + .

Samples from locations 13H2, 15F4, 15F7, 16C2 $ .- and 28F3 were analyzed for aqueous tritium [h'k activity (Table C-VII, Appendix C). positive tritium activity was observed at each sample

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7,, location. The meacurements ranged from <70 to :g, ,, . ;, 460 pCi/1. All results were below the .03 ' required sensitivity for this analysis. " , ,#-

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Gamma soectrometry .,.'? 4 Wr Samples from all locations were analyzed for f 4 ?' gamma emitting nuclides (Table C-VIII, Appendix C). With the exception of naturally fE' (h.fh) occurring K-40, all nuclides searched for were j below the minimum detectable level. q)y; 4, ,.

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3. Fish p %*.

y ,, Fish samples comprised of catfish / bullhead - ?? - (bottom feeder) and redbreast /pumpkinseed . (predator) were collected at three locations (16C5, 20S1 and 29C1) semi-annually. Two .? locations (16CS and 20S1) could be affected by ,

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station discharges. The following analysis was performed Gamma Snectrometry The edible portion of fish samples from all three locations was analyzed for gamma emitting nuclides (Table C-IX, Appendix C). With the exception of Zn-65 and naturally occurring X-40, all nuclides searched for were below the minimum detectable level. Trace quantities of Zn-65 were found in the second semiannual samples at locations 1605 and 20S1 (bottom feeder) and at location 16C5 (predator). The positive values ranged from

     .015 to .21 pCi/g wet.                    This activity was attributable to plant releases. The maximum dose calculated using the methodology presented in USHRC Regulatory Guide 1.109 Rev.

I was .068 area to an adult's liver. The actual dose due to LGS operations was less since the maximum concentraion of Zn-65 was assumed to exist all year. The calculated dose was 0.68% of the 10CTR50 Appendix I design objectives.

4. Sediment Aquatic sediment samples were collected at three locations (1682, 16C4 and 33A2) semi-annually. Of these locations, two (1652 and 16C4) could be affected by Station discharge.

The following analysis was performed: Gamma Spectrometry Sediment samples from all three locations were analyzed for gamma emitting nuclides (Table C-X, Appendix C). Nuclides detected were cosmogenic Be-7, naturally occurring X-40, co-60, Zn-65, 5s-137. Ra-226, and Th-228. The nuclides Th-228 and Ra-226, commonly occur in sediment from daughter decay of natural uranium. Concentrations of 00-60, Zn-65 and Cs-137 were found in sediment samples from the indicator locations below the discharge. Location 1682 had the highest average concentrations of these nuclides (Co-60, .05 pCi/g dry Zn-65.

      .31 pC1/g dry; Cs-137, .5 pCi/g dry). Cesium-137 commonly occurs in sediment from world-wide fallout.                    The Cs-137 activity was not 13 -

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n. ' .

E considered an effect of plant operation for , " the following reasons .[3 : ;i.

                                                                                    .,.g 5
a. As a result of the nuclear fuel cycles, Cs-134 would be anticipated to occur with ,Sisl
/                                   the Cs-137 and Cs-134 was not identified      ,[h      .

in any sediment samples.  : k . { 'y: B n-K b. Station effluent release samples have not ) . ~;., ) g identified any release of radioactive n.,l g j p- cesium from any effluent release point. a{df & .~~

c. Daily plant reactor water samples have L. .;.: ). ,

- never identified Cs-134 or Cs-137 j activity. ju yh 4

                                                                                                .f(u m.

The maximum dose calculated using the $@ 5* methodology presented in USHRC Regulatory - Guide 1.109 Rev. 1 was 2.1 E-02 mrem to a [k,$[g .f teenager's skin which was 0 . 2Y. of the 10CTR50 1[ f(q Appendix I design objectives. This '- calculation conservative'ly assumea that the Hi ye^ UM [ ,ME l = teenager was exposed to the maximum concentrations found for the entire period. ' g. Atmospheric Environment T*i' D B. a 1-5 1. Airborne $4.7

                                                                                  $*,' i -;              ~
a. Air Particulates . . . .

r t't-B continuous air particulate samples were .- 4 . ', Z collected from seventeen locations on a 'il kl i weekly basis. The seventeen locations are separated into three groups: Group I represents locations within the LGS site a boundary (1053, 1151, 14S1 and 34S2), p Group II represents locations near the LGS 4- site (2B1, 6C1, 901, 13C1, 15D1, 17B1, e 20D1, 26B1, 29B1, 31DI, 35B1), and Group g III represents control locations at remote a distances from LGS (13H4 and 22G1). The following analyses were performed: f f Gross Beta Y Weekly samples were analyzed for g C concentrations of beta emitters (Table C-E XI, Appendix C). E Detectable gross beta activity was 6 observed at all locations. Concentrations

-                                    detected were consistent with those observed in previous years (Tigure C-5, 14 -

I - - _ _ . .

Appendix C). The values ranged from .004 to .035 pCi/m3 No significant difference in activity was observed between the control and indicator stations. Gamma Soectrometry Weekly samples were composited and 1 l analyzed monthly for gamma-emitting nuclides (Table C-XII, Appendix C). 4 Haturally occurring Be-7 due to cosmetic ray activity was detected in all samples. These values ranged from .05 to .20 pCi/m3 K-40, also naturally occurring, was detected in twelve samples. These values ranged from .016 to .07 pCi/m3 The yebruary composite for station 13C1 showed a trace amount (.04 pCi/m3) of naturally occurring Ra-226. All other nuclides searched for were below the minimum detectable level. Ho significant difference in activity was observed between the control and indicator stations.

b. Airborne Iodine Continuous air samples were collected from the same seventeen locations as the air particulate samples. However, of the seventeen locations, eight (ISS3, 11S1, 13C1, 13H4, 14S1, 2201, 31D1, 3581) were analyzed weekly for I-131. The remaining nine samples were held and analysis was not necessary. Results of the I-131 analysis are found in Table C-XIII, Appendix C. All results were less than the minimum detectable level.
2. Terrestrial
a. r:i l k Samples were taken from four locations (10B1, 1702, 22yl, and 25B1) bi-weekly during the grazing season (April-Hovember) and monthly at other times. Samples from 8 additional locations (7E2 (until 07/07/87), 9E1, 901, 11E1 (starting 06/03/87), 13E2, 18C1 21B1, and 36El were taken monthly. The foll'owing analyses were performed:

15 -

Iodine-131 All milk samples from all locations were analyzed for concentrations of I-131 (Table C-XIV, Appendix C). All results were less than the minimum detectable level. Gamma Spectrometry Each milk sample from locations 1051, 17C2, 22T1, and 2551 and quarterly milk samples from locations 7E2, 9E1, 9G1, 11E1, 13E2, 18C1, 2181,and 36Et were analyzed for concentrations of gamma emitting nuclides (Table C-XV, Appendix C). With the exception of the samples which continue to show the effects of Chernobyl, and naturally occurring K-40, all other nuclides searched for were below the minimum detectable level. The values for K-40 ranged from 1100 to 1800 pCi/1 and I were consistent with previous years. Concentrations of Cs-137 were found in goat milk (1081) ranging from 6 to 13 pCi/1. Analysis of hay samples harvested in 1986 following the Chernobyl accident and of commercial feed store goat chow indicated the presence of Cs-137 activity. Cesium-137 was also found at four milk farms (13E2, 2151, 22F1 and 2551). The positive values ranged from 4 to 13 pCi/1. This activity was attributed to residual fallout from Chernobyl.

b. Well Water sanples were collected from two locations 1151 (indicator) and 18A1 (contral) semi-annually. The following analyses were performed:

Tritium Total samples from both locations were analy=ed for aqueous tritium activity (Table C-XVI, Appendix C). Tritium activity ranged from <90 to 100 pCi/1. This activity is below the required sensitivity and is not an effect of the Station discharges. 16 -

p e .*% Gamma Spectromotry .I . , y 4p v:  ? Total samples from both locations were ?67$,. analyzed for gamma emitting nuclides ipAA (Table C-XVI, Appendix C). All nuclides  ;- . searched for were below the minimum h ?/Oi detectable level.  ;? ["

                                                                                ,c    +

y F ,, ?

c. Veaetation ,.
                                                                                 , G .#

Vegetation samples were collected from one [? ! '- location (1151) monthly during the growing season. The following analysis was s}q? )G . performedi Vi% bb. _ Gamma Spectrometry Vegetation samples were analyzed for gamma emitting nuclides (Table C-XVII, Appendix C). The nuclides detected were Be-7 (due to cosnic ray activity) ranging from <.02 to .9 pci/g wet, and naturally occurring K-40 ranging from 2.2 to 8.9 pCi/g wet. All other nuclides were less than the minimum detectable level,

d. Game A rabbit sample was collected annually from one location (26S5) and the following analysis was performedi Gamma Spectrometry Rabbit flesh was analyzed for gamma emitting nuclides (Table C-XVIII, Appendix C). All nuclides coarched for were less than the minimum detectable level with the exception of naturally occurring K-40, which had a value of 2.5 pCi/g wet.

C. Ambient Gamma Radiation Ambient gamma radiation levels were measured utilizing CaSO4: Dy thermoluminescent dosimeters. Torty-eight TLD locations were established around the site in a three ring concept for comparison purposes: an "inner ring" of sixteen locations around the site boundary; a "middle ring" of twenty-seven locations within a ten mile radius of the site; arid an "outer ring" of five locations at distances outside the ten mile radius of the site. Results of TLD measurements are listed in Tables C-XIX to C-XXII, Appendix C. All of the TLD 17 -

measurements were below 10 mrad /std. month, with a range of 4.5 to 9.7 mR/std. month for the monthly TLDs and from 4.5 to 9.3 mR/std. month for the quarterly TLDs. No significant differences were observed among the results from the site, middle, and outer rings (Table C-XII, Appendix C). In addition. levels measured were consistent with those observed in previous years (Figure C-6. Appendix C). I i 18 -

REFERENCES

V. References

1. Environmental Report Operating License Stage, Limerick Generating Station, Units 1 and 2, Volumes 1-5 Philadelphia Electric Company.
2. Branch Technical Position Paper, Regulatory Guida 4.8, Revision 1. Hovember 1979.
3. Preoperational Radiological Environmental Monitoring Program Report, Limerick Generating Station Units 1 and 2, 1 January 1982 through 21 December 1984, Teledyne Isotopes and Radiation Management Corporation.
4. Radiological Environmental Operating Report No. 2, Limerick Generating Station Units 1 and 2, 1 January through 31 December 1985, Philadelphia Electric Company, analyses by Teledyne Isotopes.
5. Radiological Environmental Operating Report No. 3.

Limerick Generating Station Units 1 and 2, 1 January through 31 December 1986, Philadelphia Electric Company, analyses by Teledyne Isotopes. 4 7

l RADIOLOGICAL ENVIRONMENTAL MONITORING REPORT

SUMMARY

Y

APPERO*"

  • RASIOLOGICAL E9erISO9tENTAL PEHITORING PSOGRmM Af9AlkL SL9994RT l Hergt OF FACILITTs LEHERICK GENESAT]HG STAT 3(Dt SOCKET HO.e St-M2 C 56-353 '

LOCATI(D4 OF FACILITTs leftsetERT COL 94TT. PA REPORTING PERIOSs tM - D WICATOR CCHT50L LOCATION HETH HIGHEST i LOCAT3ONS LOCATIOfS AD6434L MEAN 949eER RE45JIRES MEAN MEAN STATICH e OF HEDWOL) TIME l PerDR#t OR TTPE Of titeER OF LOWER L3MIT MEAPt 'l (F) (F) HartE FEPORTED l PATDe44T SAMPLED ANALTSES ANALTSES OF DETECTIO4 (F) HEASUREfttHTS PERFOletED (LLS) RANGC 3dHEE FtHGE DISTANCE C DIRECTE(Dt l (Le4IT OF MEASuttMENT) PERFOmtED .q GROSS DETA 72 4 1.1 1.2 2.1 24S2 (C04T50L) S SURFACE HATER FRICKS LOCK BOAT HOUSE ( PCI/ LITER ) INSOLLSLE i t VM) ituM) (utti (.3-3.3) (.3-6) (.4-63 0.3 MILES 5m4 OP SITE t 4.3 5.0 15F5 (D eICATOR) e GROSS BETA 72 4 4.7 SOLLSLE (3v M) ( 3ug) (32/12) FMILASELPHIA SUB. MATER 00 (3-6) (2-6) (3.5-6) 7.6 MILES SSE OF SITE 3,3 274 343 1682 (DeICATOR) 8 j Aqut0US H5 12 2000 TOTAL ( v4) (5/6) ( 2/4) LDWIELD BRIDGE (206-400) 2 ! (296-400) ( 198-MG ) 1.1 MILES SSE OF SITE i ! Gartta 72 19 1972 (CONTWOL) 9 I K-40 WA 18 to ! ( 2/M ) (2/363 41/12) PESKIOMtH FLREPENG STAT 304 (10-13) (13-19) (19-193 7.1 MILES E OF SITE

                                                                                                                                                  < LLD                    < LLO                                                          O tel-54                                                   15      < LLS
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4 9 < LLD 1.8 # Det (D eICATOR) 0 DRIte(ING MATER GNOSS BETA 6e (PCI/ LITER) DISOLUBLE t u46) (2/12) SEL704T HATER H0m(S (FHILA.) { .5-1.4 ) ( .5-1.4 ) 25.5 MILES SE OF SITE I GROSS BETA 60 4 4.3 4.5 4.6 15F4 ( DGICATOR ) S SOLLBLE 44tV46) (l2/I2) ( t 2/ t 2 ) PHILADELPHIA SUB. MATER CO. i (2-7) (3-6) i3.3-7) 7.8 MILES SSE OF SITE I

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APPDSIX A RADIOLOGICAL UNIROe1DRAL PIDHITORD4G PROGRAM MeaJAL StetuRY teettC OF FACILITYe LD1ERICK GD4ERATD4G STATIG4 DON ET HO.e 50-352 C 54-353 LOCATIO4 OF FACILITYs MONTGOMERY Cou(TY, PA REPORTING PERIOse 1987 INDICATOR CD4 TROL LOCATIG4 HITH HIGHEST RE4JIRED LOCATIG43 LOCATIce45 AteeJAL ttEAtt takeER ttEDILRt OR TYPE OF lateER OF LCNER LIMIT f*EM4 MEM4 ftEM4 STATIG4 8 OF HODSOIJTINE PAT)S4AT SANPLED M4ALYSES M4ALYSES OF DCTECTIG4 (F) (F) (F) HAME REPORTED ELSIIT OF MEASURDtO(T) PERFORMED PERFORMED (LLD) RMaGE RM4GC RANGE DISTANCE C DIRECTIG4 teEASJREMENTS LEAFY vtGETATIO4 GAttu 6 (PCI/GRArt HET3 BE-7 WA 56 56 9tSt ( DeICATOR 3 8 (3/6) (3/6) LGS INF08pmTIG4 CDELk (.2 .9) (.2 .9) 9.5 MILES ESE OF SITE K-40 WA 7.6 7.6 1159 ( DWICATOR) 8 (6/6) (6/6) LGS INFORETIO4 CD4TER 46.1-6.9) (6.t-6.9) 0.5 MILES ESE OF SITE I-131 66 < LLO < LLD 8 CS-134 96 < LLD < LLD e CS-t37 06 < LLD < a.LD 4 I 4 ROOT CPOP GArtu 6 4 PCI/GRArt HET) BE-7 WA < LLD < LLD 0 K-40 WA 3.5 3.5 ftSt (IHCICATOR) 8 46/6I (6/6) LGS INFOWtATIO4 CDRER (2.2-4.43 (2.2-4.4) 9.5 MILES ESE OF SITE I-131 66 < LLD < LLD 4 CS-t 34 06 < LLD < LLD 8 CS-137 00 < LLD < LLD 4 RADDIT GArtti 1 4 KI/GRArt HET 4 K-40 WA 2.5 2.5 26S5 (D SICATOR3 8 (t/tI (t/1) FRICKS (DCK AREA 42.5-2.5) 42.5-2.5) WA X-139 WA < LLD < LLD e CS-134 06 < Lt0 < LLD 0 j CS-137 06 < LLD < LLO . 8 NEM4 Me RM4GE BASED (JF04 DETECTABLE ttEASUREttDITS G4LY. FRACTIG4 OF DETECTABLE HEASUENtDRS AT SPECIFIED LOCATIG45 IS DEICATED 24 PARD 4 THESES. (F)

M APPENDIX A RADIOLOGICAL DWIROttDUAL N0t4ITORDE PROGRAM M4AJAL SOTHRY I4AME OF FACILITYs LIMERICK GD4ERATDE STATIO4 DOCKET to.s 50-352 C 50-353 LOCATIQ4 OF FACILITYs MONTGOMERY COufTY, PA REPORTDE PERIO0s 1967 INDICATOR CONTROL LOCATIO4 WITH HIGHE9T RtQUIRED LOCATIQ43 LUCATIONS MeAJAL HEAH tueER MEDlut OR TYPE OF nateER OF LOWER LIMIT MEM4 HEMI MEAN STATION # OF. H0t4ROUTD4E PATIS4A1 SAMPLED M4ALYSES M4ALYSES Of DETECTIO4 trl (F) (F) t4AME REPORTED (ulIT Of MEASUREMDR) PERFORMED PERFORMED (LLD) RM4GE RMEE RMEE DISTANCE C DIRECTIO4 MEASUREND4TS DIRECT RADIATIO 4 TLD-M0ffTHLY F76 WA 6.02 7.16 6.45 31Dt ( DWICATOR ) 0 (MILLI-RODRGD4 / (516/516) (60/60) (12/12) LD400tH SUBSTATION STD. FORH) (4.50-9.70) (6.00-8.80) (8.00-9.20) 3.0 MILES ted OF SITE TLD-quADTERLY 192 WA 6.63 7.00 8.45 5H1 (COtRROL) 0 (l72/172) i20/20) (4'4) BIRCH SUBSTATION (4 504.60) (5.70-9.30) (7.60-9.30) 25.8 MILES HE OF SITE MEMI M4D RM4GE BASED UPat DETECTABLE MEASURENDITS 04LY. FRACTIOH OF DETECTABLE MEASURDtENTS AT SPECIFIED LOCATIO43 IS D4DICATED De PARD 4 THESES. (F) i e

SAMPLE DESIGNATION AND LOCATIONS te-

 .               .                        .-                                                       - - =.

APPENDIX B: SAMPLE DESIGNATION AND LOCATIONS

                                                     . LIST OF TABLES AND TIGURES TABLES TABLE B-Is            Location Designation and Identification System for the Limerick Generating Station TABLE B-II:          Sample Collection and Analysis Program for the Operational Radiological Environmental Monitoring Program, Limerick Generating Station                                                      , 1987 FIGURES TIGURE B-1            Environmental Sampling Locations on site or near the Limerick Generating Station TIGURE B-2:           Airborne and TLD Evironmental Sampling Stations at Intermediate Distances from the Limerick Generating Station TIGURE B-3:           Aquatic and Terrestrial Environmental Stations at Intermediate Distances from the Limerick Generating Station TIGURE B-4             Environmental Sampling Stations at Remote Distances from the Limerick Generating Station.

i s i l

TABLE B-Is Location Designation and Identification System-for the Limerick Generating Station XXYZ General code for t.dentification of locations, where XX - Angular Sector of Sampling Location The compass is divided into 36 sectors of 10 degrees each with center at Limerick off-gas vent. Sector 36 is centered due North, and others are numbered in a clockwise direction. X - Radial Zone of Sampling Location (in this report, the radial distance from the Limerick vent for all regional stations). S  : on-site location E 4-5 miles off-site A 0-1 mile off-site T : 5-10 miles off-site B 1-2 miles off-site G 10-20 miles off-site c  : 2-3 miles off-site H : 20-100 miles off-site D  : 3-4 miles off-site 2 - Station's Munarical Designation within sector and zona, using 1, 2, 3... in each sector and zone.

TABLE B-II SAMPLE COLLECTION AMD ANALYSIS PROGRAM FOR TME OPERATIONAL RADIOLOGICAL ENVIRONMENTAL MOMITORING FROGRTH, I LIMERICK GENERATING STATION, 1987 ENVIROMMENTAL DISTANCE E DIRECTION COLLECTION METMOD ANALTSIS & FREQUEMCT STATION LOCATION DESCRIPTION FROM LG5 VENT & FREQUENCY FERFORMED A, surface water 10F2 retkiomen Fumping Station 7.1 miles E Tuo gallon sample G. Beta (SCI)-monthly (control) collected from a Gamma Spec-monthly continuous unter Tritium-quarter.ly composite sampler, monthly 13MS Belmont Water Works 25.5 miles SE Same as 10F2 G. Beta (SCI)-monthly (indicator) Gamma Spec-monthly 15F5 Philadelphia Suburban 7.8 miles SE Same as 10F2 Same as 13MS Mater Company (indicator) 1082 Linfield Bridge 1.1 miles SSE Same as 10F2 Same as 10F2 (indicator) 2451 Limerick Intake 0.3 miles 55W Same as 10F2 Same as 10F2 (control) 2452 Fricks Lock Boat Mouse 0.3 miles M5W Same as 10F2 Same as 13N5 (control) B. Drinkina (Potable) Water 13E2 Belmont Mater works 25.5 miles SE Two gallon composita' G. Beta ( SEI)-mor. 4 51y (indicator) sample collected from Gamma Spec-month *.y a continuous water Tritium-quarterly composite sampler, monthly . 15F4 Philadelphia Suburban 7 . 'J miles SE Same as 13N2 Same as 1352 Water Company (indicator) 15F7 Phoenixville Water Works 5.2 miles 55E Same as 13M2 same as 13M2 , (indicator) ISC2 Citizens Nome Water Company 2.4 miles SSE Same as 13E2 Same as 13M2 (indicator) 28F3 Fottstown Water Authcrity 5.9 ailes WMW Same as 13N2 Same as 13M2 (control)

TABLE B-II (cont.) SAMPLE COLLECTION AND AMALYSIL PROGRAM FOR TME OPERATIONAL RADIOLOCICAL ENVIRONMENTAL MONITORING PROGRAM. LIMERICK GENERATING STATION. 1987 ENVIRONMEMTAL DISTANCE E DIRECTION COLLECTION METHOD ANALYSIS E FRESUEMCY STATION LOCATIOM DESCRIPTION FROM LGS VENT C FREQUENCY PERFORMED C. Nell Water 1151 LG5 Information Center 0.5 miles ESE Two gallon grab Tritium-semi-annually . taken from faucet Gamma Spec-semi-annually semi-annually 18A1 Control 1.0 miles 5 Same as 1151 Same e.s 1151 D. Cou's Milk 16El 4.7 miles M Tuo gallons proc- I-131-monthly essed milk pur- Gamma spec quarterly chased mon *hly at farm dairy store 7E2 4.3 miles EME Two gallon grab same as 36E1 sample collected from bulk tank at farm monthly 9El 4.1 miles E Same as 7Ez Same as 36Et 9G1 Contrcl 11.4 miles E Same as 7E2 Same as 36El 11El 4.9 miles ESE Same as 7E2 Same as 36El 13E2 4.5 miles SE same as 7E2 Same as 36Et 17C2 2.5 miles 5 Bi-veekly during I-131-bi-weekly grazing season (April Gamma spec-bi-week 1" through November)s aonthly otherwise 18C1 1.9 miles 5 Same as 7E2 same as 36El 2181 1.7 miles SM Same as 7E2 Same as 36El 22F1 Control 9.8 miles SW Same as 17C2 Same as 17C2 2551 1.3 miles MSM Same as 17C2 Same as 17C2

o

/

TABLE B-II (cont.) 5 AMPLE COLLECTION AMD ANALYSIS PROGRAM FOR TME OPERATIONAL RADIOLOGICAL ENVIROMMENTAL MONITORIMG FROGRAM, LIMERICK GEMERATIMG STATION, 1987 FuvIROMMENTAL DISTANCE E DIRECTIOM COLLECTION METMOD ANALYSIS & FREQUENCY STATION LOCATION DESCRIPTION FROM 145 VENT C FREQUENCT FERFORMED E. Coat's Milk 1851 1.1 mile ESE Two gallon grab I-131-bl-weekly sample purchased Gamma spoo-bi-weekly at goat farm, bi-unekly during grazing season (April through Movember)s monthly otherwise i F_ Air Particulates/ Air Iodina 251 Sanatoga substation 1.5 miles MME Approximately 1 ofa G. Beta-Meekly continuous flou Gamma Speo-monthly composite through glass fiber I-131-if necessary and charcoal filters (approx. 2* diameter) which are installed for one week and replaced 6C1 Pottstoun Landing Field 2.1 miles EME Same as 251 Same as 251 9C1 Reed Road 2.2 miles E Same as 251 Same as 281 l 1053 Keen Road 0.5 miles E same as 251 G .* Beta-weekly Gamma Spec-monthly composite I-131-weekly 1151 LG5 Information Center 0.5 miles ESE Same as 2B1 same as 1953 13C1 King Road 2.9 miles SE =ame as 251 Same as 1053 13M4 2301 Market Street, 28.8 milis SE Same as 231 Same as 1053 Philadelphia (control) 1451 Longvieu Road 0.6 miles SE Same as 251 Same as 1053 1 15D1 Spring City substation 3.2 miles SE Same as 451 Same as 251 l l

TABLE B-II (cont.) 5 AMPLE COLLECTION AMD ANALT515 PROGRAM FOR TME OPERATIONAL RADIOLOGICAL ENVIRONMEMTAL MONITORING FROGRAH, LIMERICK GEMERATIMG STATION, 1987 ENVIROMMENTAL DISTAMCE E DIRECTION COLLECTIOM METHOD ANALTSIS E FREQUEMCT STATIOM LOCATION DESCRIPTION TROM LG5 VENT E FREQUENCT FERFCRMED F. Air Particulates/11r Iodine (contd._) 17BI Linfield Substation 1.6 miles 5 Same as 2RI Same as 2R1 i' 2CD1 Ellis Wood Road 3.1 miles 55W Same as 281 Same as 251 22GI Manor Substation 17.6 miles SW Same as 251 Same as 1053 (control) 20B3 Old Schuylkill Road 1.7 miles M Same as 281 Same as 281 2081 Tost Road 1.8 miles MW Same as 2B1 Same as 2B1 3tDI Lincoln substation 3.0 miles MW Same as 281 Same as 1053 3452 Met. Tower el 0.6 miles MMW Same as 281 Same as 281 - 3551 Fleasantviou Road 1.9 miles MMM Same as 251 same as 1053 l G. Fish 10C5 Vincent Fool Downstream of Fish flesh from tuo Gamma Spec-Semi-annually i (indicator) Discharge groups representing predator and bottom feeder. species collected by electrofisher or other appropriate fishery gear, semi-annually 2051 Discharge Area Dounstream of Same as 16CS Same as 16C5 , (indicator) Discharge 2DCI Fottstoun Vicinity Upstream of Intake Same as 16C5 Same as 16C5 (control)

v _ TABLE R-II (cont.) SAMPLE COLLECTION AMD ANALYSIS PROGRAM TOR TME OPERATIONAL RADIOLOGICAL ENVIRONMENTAL MONITORING FROGRAM, LIMERICK GEMERATIMG STATIOM, 1987 DISTAMCE E DIRECTION COLLECTION METHOD ANALTSIS E FREQUENCT ENVIRONMENTAL STATION LOCATION DESCRIPTIOM FROM LG5 VENT E FREQUEMCT PERFORMED M. sedinRai Linfield Bridge Downstream of Recently deposited Gamma Spec-Semi-annually 1682 ' (indicator) Discharge sediment collected below the unterline, semi-annually 16C4 Vicent Dan Downstream of Same as 1652 Same as 1652 (indicator) Discharge 33A2 Controi Upstread of Same as 1652 Same as 1652 Discharge I. Game Site Vicinity Game animal collected Gamma Spec-annually 2655 Fricks Look Area by hunting annually J. Vegetation LCS Information Center 0.5 miles E5E Broad leafy vegetation Gamma Spec-monthly 1851 and root crops, monthly during the growing season (May-September) K. Environmental Dosimetry-TLD Evergreen E Sanatoga Road 0.6 miles M Collection method and TLD-monthly 3651 TLD-guarterly frequency is described in placement procedure, Section III. A. 281 5anatoga substation 1.5 miles MME Same as 3651 Same as 3651 2E1 Laughing Waters G5C 5.1 miles MME Same as 3651 Same as 3651 l l Sanatoga Road 0.6 miles MME Same as 3651 Same as 3651 - l 353 Maiffer Road 4.6 miles ME Same as 3651 Same as 3651 4E1 Possum Mollow Road 0.4 miles ME Same as 3651 Same as 3651 551 l i l l l l

TABLE B-II (cont.) SAMPLE COLLECTIOM AND ANALT5IS FROGRAM FOR TME OPERATIONAL RADIOLOGICAL ENVIROMMENTAL MONITORING FROGRAM, LIMERICK GEMERATING STATIOM, 1987 ENVIRONMENTAL DISTANCE E DIRECTION COLLKCTION METMOD AMALYSIS E FRESUENCY STATIOM LOCATIOM DESCRIPTION FROM LG5 VENT E 1.MESUENCY PERFORMED F_ Environmental Dosimetry-TLD (contd.) 4 SRI Birch substation 25.8 miles ME Same as 3651 same as 3651 6C1 Fottstoun Landing Field 2.1 miles EME Same as 3651 Same as 3651 751 LG5 Training Center 0.5 miles EME Same as 3651 Same as 3651 7El Pheasant Road 4.2 miles EME Same as 3651 scue as 3651 9C1 Reed Road 2.2 miles E Same as 3651 Same Os 3651 1053 Keen Road 0.5 miles E Same as 3651 Same as 3551 10E1 Royersford Road 3.9 miles E Same as 3651 Same as 3651 10F3 TraFye Substation 5.5 miles ESE same as 3651 same as 3651 1 1151 LG5 Information Center 0.5 miles ESE Same as 3651 Same as 3651 13C1 King Road 3.9 miles SE Same as 3651 Same as 3651 13E1 Vaughn Substation 4.3 miles SE Same as 3651 Same as 3651 13M3 3508 Market Street, 28.2 miles SE Same as 3651 Same as 3651 Philadelphia (control) 1451 Longview Road, SE Sector 0.6 miles SE Same as 3651 Same as 3651 15D1 SFring City Substation 3.2 miles SE Same as 3651 Same as 3651 1652 Longvieu Road. 55E Sector 0.6 miles SSE Same as 3651 Same as 3b51 16F1 Fikaland substation 4.9 miles SSE Same as 3651 same as 3651 1781 Linfield substation 1.6 miles 5 Same as 3651, same as 3651 1851 Rail Line along 0.3 miles 5 same as 3651 same as 3651 Longvieu Road 18G1 Flanebrook substation 12.9 miles 5 Same as 3651 Same as 3651 o

TABLE B-II (cont.) SAMPLE COLLECTIOM AND ANALYSIS PROGRAM FOR THE OPERATICMAL RADIOLOGICAL ENVIROMMENTAL MONITORIMG FROGRAM, LIMERICK GEMERATING STATION, 1587 EMVIROMMENTAL DISTAMCE E DIRECTION COLLECTION METMOD AMALYSIS C FREQUEMCT STATION LOCATION DESCRIPTION FROM LG5 VENT C FREQUENCT PERFORMED K. Environmental Desimetry-TLD (contd.) 19D1 Snouden Substation 3.6 miles 5 Same as 3651 Same as 3651 20D1 Ellis Woods Road 3.1 miles 55W Same as 3651 Same as 3651 20F1 Sheeder substation 5.2 miles 55W Same as 3651 Same as 3651 2158 Impour.d Basin 0.5 miles 35W Same as 3651 Same as 3651 22G1 Manor Substation 17.6 miles SW Same as 3551 Same as 3651 2352 Transmission Tower 0.5 miles WSW Same as 3651 Same as 3651 24D1 Forters Mill Substation 3.9 miles SW Same as 3651 Same as 3651 2551 Sector site Boundary 0.5 miles SW Same as 3651 same as 3651 25D1 Moffecker 0 Keim Streets 4.0 miles WSW Same as 3651 Same as 3651 2653 Mat. Tower 42 0.4 miles W Same as 3651 same as 3651 2651 Old 3chuylk111 Road 1.7 miles W Same as 3651 Same as 3651 28D2 W. Cedarville Road 3.8 miles W Same as 3651 Same as 3651 2951 Sector Site Boundary 0.5 miles WMW Same as 3651 Same as 3651 2951 Yost Road 1.8 miles MW Same as 3651 Same as 3651 29El Prince Stzset 4.9 miles "JMW Same as 3651 Same as 3651 31D1 Lincoln substation 3.0 miles MW Same as 3651 Same as 3651

31D2 Forlar substation 3.9 miles NW Same as 3651 Same as 3651 3251 Sector site Boundary 0.6 miles NW Same as 3651 Same as 3651 32G1 Friedensburg substation 15.6 miles MW Same as 3651 same as 3651 3452 Met. Tower 41 0.6 miles MMW Same as 3651 Same as 3651

TABLE R-II (cont.) 5 AMPLE COLLECTIGN AND ANALYSIS PROGRAM FOR TME OPERATIONAL RADIOLOGICAL ENVIRONMENTAL MONITORING FROGRAM, LIMERICK GENERATING STATION, 1987 j ENVIRONMENTAL DISTANCE E DIRECTION COLLECTIOM METMOD AMALYSIS E FREQUEMCI STATIOM LOCATION DESCRIPTION FROM LG5 VENT C FREQUEMCT FERFORMED 4 K. Environmental Dosimeterv-TLD (contd.) i 34E1 Yarnell Road 4.6 miles MMM Same as 3651 Same as !651 l , 3551 Fleasantville Road 1.9 miles MMM Same as 3651 Same as 3651 35F1 Ringing Rock substation te.2 miles M Same as 3651 Same as 3651 1 j a l

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4 DATA TABLES

APPENDIX C DATA. TABLES LIST OF TABLES AMD FIGURES TABLES Table C-I Concantrations of gross beta (soluble) in sur-face water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-II Concentrations of gross beta (insoluble) in sur-face water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-III Concentrations of aqueous tritium in surface water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-IV Concentrations of gamma emitters in surface water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-V Concentrations of gross beta (soluble) in drinking water samples collected in the vi-cinity of Limerick Generating Station, 1987. Table C-VI Concentrations of gross beta (insoluble) in drinking water samples collected in the vi-cinity of Limerick Generating Station, 1987. Table C-VII Concentrations of aqueous tritium in drinking water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-VIII Concentrations of gamma emitters in drinking water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-IX Concentrations of gamma emitters in fish samples collected in the vicinity of Limerick Generating Station, 1987. Table C-X Concentrations of gamma emitters in silt samples collected in the vicinity of Limerick Generating Station, 1987.

Table C-XI Concentrations of gross beta in air particulate samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XII concentrations of gamma emitters in air particulate samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XIII Concentrations of I-131 in air iodine sam-ples collected in the. vicinity of Limerick Generating Station, 1987. Table C-XIV Concentrations of I-131 in milk samples collected in the vicinity of Limerich Generating Station, 1987. Table C-XV Concentrations of gamma emitters in milk , samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XVI Concentrations of aqueous tritium and gamma emitters in well water samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XVII Concentrations of gamma emitters in ve'getation samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XVIII Concentrations of gamma emittors in rabbit samples collected in the vicinity of Limerick Generating Station, 1987. Table C-XIX Monthly TLD results for Limerick Generating Station, 1987. Table C-XX Suarterly TLD results for Limerick Generating Station, 1987. Table C-XXI Mean TLD results for the Limerick Generating - Station site boundary, middle and outer rings, 1987. Table C-XXII Summary of the Ambient Dosimetry program for Limerick Generating Station, 1987. Table C-XXIII Summary of Collection Dates for samples collected in the vicinity of Limerick Generating Station, 1987.

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Ficures Figure C-1 Mean monthly soluble gross beta concentrations in surface water samples collected in the vicinity of LGS, 1982-1987. Figure C-2 Mean monthly insoluble gross bota concentrations in surface water samples collected in the vicinity of LGS, 1982-1987. Figure C-3 Mean monthly soluble gross beta concentrations in drinking water samples collected in the vicinity of LGS, 1982-1987. Figure C-f4 Mean monthly insoluble gross beta concentrations in drinking water samples collected in the vicinity of LGS, 1982-1987.

Figure C-5 Mean monthly gross beta concentration in air particulate samples collected in the vicinity of LGS, 1982-1987.

j Figure C-6 Mean monthly ambient gamma radiation i levels in the vicinity of LGS, 1982-1987. l l l l l i

TABLE C.I CQ4CD4TRATIQ45 OF GROSS BETA (SOLUBLE) Di SURFACE WATER SAMPLES COLLECTED D4 THE VICD4ITT OF LD1ERICK GD4ERATDIG STATIO4. 1967 RESULTS D4 uiITS OF PCI/ LITER 2 2 SIGNA COLLECTIO4 PERIOD 10F2 13H5 15F5 1682 2431 2432 J#4 67 5 21 5 i1 4 11 4 21 4 i1 4 21 PE5 67 4.0 t .9 3.4 1 .9 3.5 2 .9 5 21 4.0 t .9 3.2 2 .9 MAR 67 4 21 3 11 4 21 4 i1 3 21 2 11 APR 67 3.9 1 .9 3.1 1 .9 5 t1 3.3 1 .9 3.1 2 .9 2.5 2 .6 MAY 67 3.6 2 .9 4 11 6 11 4 21 4 11 3.3 1 .9 JLil 67 5 21 5 t1 5 21 5 t1 5 21 4 21 JUL 67 5 21 5 21 6 21 5 21 6 21 6 11 AUG 67 5 21 6 22 6 21 6 11 6 11 6 21 SEP 67 6 11 6 21 5 11 5 11 5 21 5 t1 OCT 67 5 21 6 11 6 21 3.3 2 .7 3.5 2 .9 5 21 H0Y 67 6 11 6 11 5 21 4 21 3 11 4 t1 DEC 67 5 21 3 11 5 11 4 11 2.6 i .9 2.6 2 .9 MEM4 4.6 i 1.6 4.6 2 3.1 5.0 2 1.7 4.4 2 1.6 4.1 2 2.3 4.0 1 2.7 TABLE C.II CQ4CD4TRATIQ43 OF GROSS BETA (D4 SOLUBLE) D4 $URFACE WATER SAMPLES COLLECTED D4 THE VICD4ITY OF LD1ERICK GD4E tATD4G STATIQ4. 1967 RESULTS D4 LHITS OF PCI/ LITER 2 2 SIGNA COLLECTIO4 PERIOD 10F2 13H5 15F5 1682 2431 2452 J#4 67 < .5 3 12 < .4 < .4 < .4 6 21 FE5 67 .3 1 .3 4 i .3 5 2 .3 .3 i .3 4 2 .3 4 1 .3 MAR 67 < .4 .6 i .5 5 2 .5 < .4 < 4 < .4 APR 67 < 4 3.3 2 .6 6 2 .5 C 4 < 4 < 4 MAY 67 < 4 1.S 2 .6 5 2 .5 < 4 < 4* < 5 JLt1 67 C 5 < .5 C 5 < 5 < .5 2 21 JUL 67 .6 i .5 2.0 t .6 9 1 .5 C 4 < .4 3 21 AUG 67 < 4 2.4 2 .6 < 4 < 4 6 2 .4 < 4 SEP 67 1.7 2 .5 1.1 2 .5 .6 2 .5 C 5 7 2 .5 < .5 OCT 67 .3 2 .3 .3 i .3 4 2 .3 < 4 5 2 .4 5 i .3 HOV 67 < 4 6 2 .4 5 2 .4 < 4 6 2 .4 < 4 DEC 67 < 4 < .4 < 4 < 4 .7 2 .4 .7 2 .4 MEAH .5 2 .6 1.4 2 2.2 5 1 .3 4 2 .1 5 2 .3 1.3 1 3.4 TABLE C.III CQ4CDRRATIQ45 OF AQUECUS TRITIui Di SURF ACE WATER SAMPLES COLLECTED D4 THE VICD4ITT OF LD1ERICK GD4ERATD4G STATIO4 1967 RESULTS D4 U4ITS OF PCI/ LITER 2 2 SIGNA COL LECTICt1 PERIOD 10F2 13H5 15F5 1682 2451 2432 J#1. MAR 67 ( 70 < 70 < 90 MAR.JLt4 67 290 1 90 200 2 100 360 1 90 JLt4.SEP 67 300 1 100 480 2 60 < 100 SEP.0EC 67 320 2 90 350 1 60 100 2 70 MEM4 250 2 215 275 2 356 163 2 264 i

TABLE C-IV C0 tace 14TIATIOt43 OF gar 91A EMITTER 2 DI SURFACE NATE2 SAMPLE 3 COLLECTE3 D4 THE VICD4ITY OF LINE1ICK GEt?J.ATDar. ST.'.1ICH,1967 RESULTS D4 LAIITS OF PCI/ LITER 12 SIGr1A STATI0ft COLLECTI0tl (DDE PERIOD K-40 794-54 C0-56 FE-59 CD-60 2H-65 ZR-95 te-95 CS-%34 CS-137 OA-140 LA-140 10F2 JAtt OF <7 < .3 < .4 < .6 < .4 < .6 < .8 < .4 < .3 < .4 <3 <1 FED OF <7 < .4 < .4 < .9 < .4 < .8 < .o < .4 < .4 < .4 <3 <t etAR 07 192 7 < .3 < .3 <.7 < .4 < .6 < .7 < .4 < .3 < .4 <2 < .7 APR OF <6 < .3 < 4 < .8 < .3 < .7 < .8 < 4 < .3 < .3 <4 <t MAY 87 < 20 < .7 < .O <2 < .6 <2 <2 < .6 <.7 < .7 <6 <2 JLA4 67 < 20 < .6 < 9 <2 < .8 <2 <2 < .9 < .9 < .8 <5 <2 JUL 67 <6 < .4 < .4 < .9 < .4 < .7 < .6 < .4 < .3 < .4 <3 <2 AUG 67 <5 < .3 < 4 < .6 < .3 < .7 < .7 < .4 < .3 < .4 <2 <1 SEP 87 < 20 < .7 < .7 <1 < .6 <1 <1 < .7 < .7 < .7 <3 <1

          'XT O F          <6           <  .4         < 4          < .O       < .4       4 9        < .9      < .5     < .5         < .4       <2     < .9 IOV 87           <4           <  .3         < 3          < .7       < .4       < .7       < ,7      < .3     < 3          < .3       <2     < .6 DEC 07          <4           <  .2         < .2         < .5       < .3       < .6       < 5       < .2     < .2         < .2       <t     < 5 MFAtt        t o i 14      < 4           < 5          < 1.0      < .4       < 1.0      < 1.0     < 5      < 4          < .5       <3     < 1.2 13H5        JAtt 67         <4           < .3          < 3          < .0       < .3       < 6        <  .7     < 4      < 3          < .3       <3     <1 FEB 67          <4           < 4           < 4          < .7       < .4       < .7       <  .7     < 4      < .3         < .3       <2     < .9 MAR 67          131 6          < .3         < .3         < .6       < .3       < 6        <  .7     < .3     < 3          < .3       <1     < .6 APR 67          <4            < 3          < .3         < .7       < .3       < .6       <  .7     < 3      < .3         < .3       <3     <1 MAY 67           <6            < 5          < 4          <1         < .4       <  9       <1        < 5      < 5          < .4       <4     <2 JLil 87         <5            < 3          < 4          < .6       < .3       <  6       < .8      < 4      < 4          < .5       <2     <1
           .lUL 67         <5            < 4          < 5          <1         < .3       <  7       <1        < 5      < 5          < .4       <4     <2 AUG 87          <6            < 4          < 4          <  .6      < .4       <  .6      <1        < 4      < 4          < .4       <3     <1 SEP 07          <5            < 4          < .3         <  .7      < .4       < .7       < .7      < 4      < 3          < .4       <2     < .7 OCT 07           <6            < 4          < 4          <  .8      < .4       < .6       < .9      < 4      < 4          < .4       <2     <1 tan 07          <6            < .3         < 3          <  .8      < .3       < 6        < .7      < 4      < 3          < .3       <2     < .6 DEC 67          <5            < .3         < .3         <  .6      < .3       < 6        < .6      < 3      < 3          <.3        <1     < .6 MEAN          615           < 4          < 4          < .8       < .3       < 7        < .5      < 4      < 4          < .4       <2     < 1.1 15F5        JAtt 67         <5            < 3          < 4          < .9       < .3       < 8        <  9      < 4      < 4          < .4       <3     < 1 FED 87          <6            < 4          < 4          < .6       < .4       < 6        <  9      < 5      < 4          < .4       <2     < 9 NAR 67          <6            < 3          < 4          < .6       < .4       <  7       <  .7     < 4      < 4          < .4       <2     < 7 APR 67          <5            < 1          < 4          <.9        < .3       <  7       <  9      < .4     < 4          < .4       <3     <  1 MAY 87         to i 5         < 3          < .3         <  .6      < .3       <  7       <  7      < .3     < 3          < .3       <3     <  1 Jtti 67         <6            < 3          < 3          <  .8      < .3       <  7       <  6      < .4     < .3         < .4       <2     <  1 JUL 07          <6            < 3          < 4          <  8       < 4        <  .7      <  9      < 4      < 4          < .4       <3     <  1 AUG 07          <5            < .3         < .3         <  .8      < .3       <  7       < .6      < 4      < 4          < .4       <2     < 9 SEP 67          <5            < 4          < 4          <  9       <  .4      <  7       < 9       < 4      < 4          <.3        <3     < 1 OCT OF          <5            < 4          < 4          <  8       < .3       <  7       < .7      < 4      < .4         < .4       <1     < 9 ta# 87          <6            < .3         < 4          <  7       < 4         < 6       < .8      < 4      < 4          < .4       <2     < .6 DEC 67          <6            < .3         < .3         < 7        < 3         < 6       < 7       < 3      < .3         < .3       <1     < .6 MEArt          613          < .3         < .4         < 6        < 3         < .7      < .O      < 4      < 4          < .4       <2     < 9

TABLE C-IV CD4CDfTRATIO43 Of CM91A EMITTERS D4 SURFACE 64ATER SAMPLES COLLECTED De THE VICD4ITY Or LIMERICK GutERATDIG STATIO4. 1967 RESULTS D4 LA4ITS OF PCI/ LITER 12 SIGMA STATIO4 COLLECTIO4 CODE FERIOD K-40 794-54 CO-56 FE-59 CO-60 214-6 5 ZR-95 te-95 CS-134 CS-137 BA-140 LA-140 1682 JM807 <4 < .4 < 4 < .O < .4 < .6 < .8 < .4 < .4 < .3 <3 <1 FEB 87 <5 < 4 < .4 < .9 < .4 < .7 < .6 < .4 < .4 < .3 <2 < .9 MAR 87 <4 < .3 < .3 < .6 < .3 < .6 < .6 < .3 < .3 < .3 <1 <.6 APR 67 <4 < .3 < .4 < .8 < .3 < .7 < .8 < .4 < .3 < .3 <3 <1 MAY 87 < 20 < .8 < .6 <2 < .7 <2 <2 < .9 < .8 < .7 <6 <2 JL4867 <5 < .3 < .4 < .8 < .4 < .7 < .O < .4 < .4 < .3 <2 <l JUL 87 <5 < .4 < .4 < .9 < .3 < .7 < .6 < .4 < .4 < .3 C3 <1 AUG 67 <4 < 3 < 3 < .7 < .3 < .6 < .7 < .3 <.3 < .3 < 2 < .6 SEP 87 <4 < 3 < 3 < .6 < .3 < .6 < .6 < 3 < .3 < .3 <t < .5 OCT 67 <6 < 4 < 4 < .7 < .4 < .6 < .7 < 4 < .4 < .4 < 2 < .9 IEN 87 <6 < 3 < 4 < .7 < .4 < .6 < .8 < 4 < .4 < .4 < 2 < 9 DEC 07 <5 < 3 < .3 < .6 < .3 < .5 < .5 < .3 < .3 < .3 <1 < 6 MEM4 <6 < 4 < 4 < .8 < .4 < .6 < .6 C 4 < .4 C 4 C 2 < .9 2^31 JAtl 87 <6 < 4 < 4 <1 < .4 < .6 < .9 < 5 < .4 < .4 <4 < 1 F EB 87 <8 < 4 < 4 < .9 < .5 < .6 < .9 < 5 < .4 < 4 <3 < 1 MAR 87 <6 < .3 < 3 < .7 < .4 < .7 < .7 < 4 < .3 < 4 < 2 < .7 APR 67 <7 < 4 < 4 <1 < .4 < .6 < .8 < 5 < .4 < 4 < 3 <t NAY 67 <6 < 4 < 5 <1 < .5 < .9 <t < 5 < .4 < .4 <4 <2 JL41 67 <S < 4 < 4 < .8 < .4 < .7 < .9 < 5 < .4 < 5 <3 <1 JUL 67 <7 < 4 < 4 <l < 5 < .9 < .9 < 5 < .5 < 4 <4 <2 AUG 87 <7 < .3 < 3 < .9 < .3 < .7 < .6 < 4 < 3 < 4 <2 < .9 SEP 67 <6 < .3 < .3 < .7 < 4 < .7 < .7 < 4 < 3 < 4 <2 < .6 OCT 87 <7 < 4 < 4 < .9 < 4 < .9 < .9 < 5 < 4 < 4 <2 < .9 880V 07 <7 < 4 < 4 < .7 < 4 < .6 < .6 < 4 < 4 < 4 <2 <1 DEC 67 <5 < 3 < 3 < .7 < 3 < .6 < .7 < .3 < .3 < 3 <1 < .6 MEAtt <7 < 4 < 4 < .9 < 4 < .6 < .6 < 5 < 4 < 4 <3 4 1.1 84S2 JM8 87 <5 < 4 < 5 <1 < 4 < .7 <1 < 5 < 5 < 4 <4 <2 WED 07 < 20 < 6 < 1 <t < .6 <t <2 < 1 < 9 < .6 <5 <2 MAR 67 <5 < .3 < 3 < .7 < 4 < .7 < .8 < 4 < .4 < 4 <1 < .7 APR 67 <6 < .3 < 4 <t < 4 < .7 < .9 < 5 < 4 < 4 <3 <1 MAY 87 <4 < 3 < 4 <e < .3 < .6 < .8 < 4 < .3 < 3 <3 <t JLR4 07 1317 < 4 < 4 < .9 < 4 < .9 <1 < 4 < 4 < 5 <2 <t JUL 67 <6 < 4 < 5 < .9 < 4 < 7 <1 < 5 < 5 < 4 <4 <1 AUG 07 <5 < 3 < 4 < .6 < 4 < .7 < .9 < 4 < .3 < 4 <2 < .9 SEP 07 <0 < 5 < 5 <t < 5 <1 <1 < 6 < 5 < 5 <4 <2 OCT 67 <6 < 4 < 4 <1 < 4 < .6 < 9 < 5 < 4 < 5 <2 < .6 tl0V 07 <6 < 3 < 3 < .7 < 3 < .7 < .7 < 4 < .4 < 3 <2 <1 DEC 67 <6 < 3 < 4 < .6 < 3 < .7 < .7 < .3 < 4 < 3 <2 < .9 MEM4 819 < 4 < 5 < l.0 < 4 < .9 < 1.0 < 5 < 5 < 4 <3 < t.2 MEM4 ALL STATIO43 7i6 < 4 < 4 < .9 < 4 < .8 < .9 < 4 < 4 < 4 <3 < t.0 s

TABLE C.V C04CDURATIO43 0F GROSS BETA (SOLLELE) Di DRDED4G WATER SAMPLES COLLECTED Di THE VICD4ITY OF LD1ERICK GD4ERATD4 STATIQ4, 1967 RESULTS Di LA4ITS OF PCI/ LITER 2 2 SI2iA COLLECTIO4 PERIOD 13H2 15F4 15F7 16C2 26F3 JM4 67 3 21 5 i1 4 11 3 21 4 21 FEB 87 3.9 i .9 3.5 2 .9 3.2 2 .9 2.3 1 .6 4 11 MAR 87 3 21 3.3 1 .9 4 11 3 21 4 21 APR 67 4 11 3.3 2 .9 3.0 t .9 2.4 i .9 3.0 t .9 MAY 67 4 11 3.6 i .9 4 11 3 11 4 11 JLH 87 5 21 5 21 6 21 3 21 6 21 JUL 87 6 11 6 11 7 21 4 11 5 21 AUG 67 7 21 5 21 7 21 3 21 5 21 SEP 87 5 21 6 21 7 21 4 21 5 21 OCT 87 5 11 7 11 3.8 2 .8 4 21 6 11 HOY G7 5 21 5 i1 4 i1 3 11 5 11 DEC 67 3 21 5 11 3 11 2 11 3 11 MEM4 4.5 1 2.5 4,8 1 2.4 4.7 1 3.2 3.1 1 1.3 4.5 1 2.0 TABLE C.VI C04CD4TRATIO45 0F GROSS BETA (D430LUBLE) D4 DRDED4G WATER SAMPLES COLLECTED Di THE VICD4ITY OF LD1ERICK GD4ERATD4G STATIO4, 1967 RESULTS Di G4ITS OF PCI/ LITER 2 2 SIGMA , COLLECTIO4 PERIOD 13H2 15F4 15F7 16C2 teF3 JAN 87 < .4 < .4 < .4 1.0 t .5 < 4 PES 67 < .3 < .3 < .3 5 1 .3 < .3 MAR f.7 < 3 C 4 C 3 < 4 < .4 APL t / < 4 < .4 < .4 < 4 < .4 MAY 67 < .4 < 4 < 4 < 4 < .4 JLH 87 < .5 < 5 C 5 < 5 < .5 JUL 67 1.4 i .5 < 4 < 4 < .4 < .4 AUG 67 < .4 C 4 < .4 < .4 < .4 SEP 67 < 5 < 5 < 5 C 4 C 5 , OCT 87 .5 2 .3 < 2 < 4 6 2 .3 < .3 ( HOV 87 < 4 < .4 < .4 < .4 < .4 DEC 07 C 4 C 4 < 4 1.1 2 .5 < .4 ( MEM4 .5 t .6 < 4 < 4 5 1 .5 < 4 TABLE C.VII C04CD4TRATIQ43 0F AQUECUS TRITIW1 Di DRDED4G MATER SAMPLES COLLECTED D4 THE VICD4ITY OF LD1ERICK GD4ERATD4G STATIOle 1967 RESULTS D4 M4ITS OF PCI/ LITER 12 SIGNA l COLLECTIQ4 PERIO3 13H2 15F4 15F7 16C2 2SF3 J#4-MAR 67 < 100 < 100 < 70 < 90 < 70 MAR.JLN 67 < 100 330 2 90 320 2 60 300 t 100 270 2 90 JLN.SEP 67 140 2 60 170 1 50 f20 1 10 200 2 100 < 100 SEP.DEC 07 180 2 80 100 2 80 < 100 460 1 SG 90 t 60 j MEAtt 130 2 77 175 1 217 178 2 230 263 1 314 133 2 165 l

TABLE C-VIII C04CD4TRATIO43 OF GArt1A titITTERS C4 DRDa(D4G MATER SAMPLES COLLECTED Ill THE VICD4ITY OF LIMERICK GD4ERATDeG STATIO4. 1967 RESULTS D4 LA4ITS Of PCI/ LITER i 2 SICMA STATIO4 COLLECTIO4 CODE PERIOD K-40 M4-54 C0-58 FE-59 CO-60 Zti-65 ZR-95 te-95 CS-134 CS-137 BA-140 LA-140 1 D48 JAll 87 <7 < .4 < 5 <1 < .4 < .9 <1 < .5 < .4 < .4 <5 <3 FEB 87 <7 < 4 < 4 <t < .4 < .9 <1 < 5 < .4 < .4 <4 <t MAR 67 <6 < 4 < .5 <1 < .4 < .6 <t < 5 < .4 < .5 <4 <% APR 67 <7 < 4 < 4 <1 < .4 < .9 < .6 < 5 < .4 < .4 <3 <1 NAT 87 <6 < 4 < .3 < .8 < 4 < .7 < .7 < 4 < .4 < .4 <2 <t

         ,A 44 87        < 20       <  7         <   .6    <2          < 6        <1      <2      < .6   < .7   < .6   <4                       <2 JJL 67         40120       <  .6        <   9      <2         < 7        <2      <2      < 1    < .9   < .6   <5                       <2 AUG 87          <6         <  3         <   .3     < .7       < 4        < .8    <  .7   < 4    < .4   < .4   <2                       < .6 SEP 67          <6         <  4         <   4      < .9       < 4        < .6    <  .9   < 4    < .4   < 4    <2                       <1 OCT OF          <6         <  .3        <   .3     < .9       < 4        < .7    <  .7   < 4    < .4   < .4   <3                       <1 tan 87          <6         <  .3        < 3        < 7        < 4        < .8    <  .7   < 4    < .4   < 4    <Z                       < .6 DEC 07          < 20       <  6         < 6        <1         < .6       <1      <1      < .6   < .6   < 6    <3                       <1 MEAll       11 1 21     < 5          < 5        < 1.1      < 5        < .9    < t.0   < 5    < .5   < 5    <3                       < t.4 15fC     JAtt 87         <6         < 3          <   5      <t         < 3        < .8    <.9     < 5    < 4    < 4    <5                       <2 FES 67          <7         < 4          <   5      C1         < 5        < .8    <1      < 5    < 4    < 4    <4                       <2 NAR C7          <6         < 3          <   4      < .o       < 3        < .7    <  .7   < 4    < .3   < 4    <2                       <1 APR 67          <6         < .3         <   4      <  .6      < .3       < .7    <  .7   < .4   < 4    < 4    <2                       < .9 NAY 67          <5         < 4          <   4      <  9       < 3        < .6    <  .6   < .4   < 4    < 3    <2                       <1 J tt 67         <4         < .3         <   4      <  .9      < 4        < .8    <  .9   < .4   < 4    < 3    <3                       <1 all 07         40120       < 8          <   8      < 2        < 7        <2      <2      < .9   < 9    < 8    <4                       <2 AtG 07          <6         < .3         <   .3     <  .7      < 4        < .7    <  .7   < .3   < 4    < 4    <1                       < .6 SEP 67          <6         < 3          <   .3     < 7        < .3       < .7    <  .6   < .4   < 3    < .3   <2                       <1 OCT 07          <6         < 4          <   .4     < 9        < 3        < .6    <  .9   < .5   < 4    < 4    <3                       <1 tan 87          <6         < .3         <   3      < 7        < .3       < .6    <  .6   < .3   < .3   < 4    <2                       < .7 DEC 07          <5         < .3         <   3      < .7       < 4        < 7     <  .6   < .3   < .3   < 3    <1                       < .7 MEAtt         9120      < .4         < 4        < 9        < 4        < .8    < .9    < .4   < 4    < 4    <3                       < 1.2 lbf7      JAll 67        <5         < .4         <   5      < t        < .4       < .7    <1      < .5   < 4    < .4   <5                       <2 ftB 67         <5         < 4          <   5      < 1        < 4        < .6    < .9    < .5   < 4    < 4    <4                       <2 NAR 67          <4          < 3         <   4      <  .7      < 3        < .6    < .0    < .4   < .4   < 3    <2                       < .9 APR 67          <5          < 4         <   4      <  6       < 3        < .6    < .8    < .5   < 4    < 4    <2                       <.9 MAY 67          <4          < 4         <   4      <  9       < 3        < .6    < .6    < .4   < 4    < 4    <2                       <1 ata  67         < 20       < 9         < 1        <  2       < 6        <2      <2      <1     < 9    < 9    <7                       <3 JJL  67         <6         < 4         <   4      < 8        < .3       < .7    < .9    < .5   < 4    <  4   <2                       < .9 AtG  87        <5          < 4          <   3     < 7        < 3        < .6    < .7    < .4   < 4    < 4    <t                       < .6 SLP  07         < 20       <  7        <    7     < 2        < 6        <2      <1      < 8    <  7   < ,7   <4                       <2 OCT *%7         <6         < .3         <  4      < 8        < 4        < .7    < .6    < .4   < 4    < 4    <3                       <1 taw 07          <5         <  3         <  .3     < 6        < 3        < .6    < 6     < .3   < 3    < .3   <1                       < .5 DEC 67          <6         <  4         <  .3     < .7       < .4       < .7    < .7    < .4   < 4    < 4    <2                       < 9 MEAll         <0         < 4          < .5      < t.0      < 4        < .9    < 9     < .5   < 5    < 5    <3                       < 1. 3

TABLE C-VIII C04CD4TOLTIO45 OF gat 91A EMITTEGS De DRDe(DE NATED SAMPLES COLLECTED D4 THE VICD4ITY OF LIMERICK GDIERATDeG STATIO4.1967 RESULTS De Lt4ITS OF PCI/LITEP 12 SIGMA STOTIO4 COLLECTIO4 CS-137 BA-140 LA-143 PERIOO K-40 #94-54 C0-56 FE-59 CD-60 D4-65 ZR-95 te-95 CS-134 CC32 -

                                                 <  5       <1         <  .5      < .9     <1        <  .5   < .4   < .5     <6       <2 16C2       JAll 07        <6              < .4
                                                 <  .5      <1         <  .4      < .8     <1        <  .5   < .5   <  .4    <3       <2 FED 67         <6              < .4
                         <6              <  4    <  .4      < .9       <  .4      < .7     < .9      <  4    < .4   <  .4    <2       <t MAR OF                                                                                                                      <1
                                         <  4    <  4       <1         <  .4      < .8     <1        <  .5   < 4    <  .5    <2 APR 67         <6
                                                                                                                             <2       <t
                         <6              <  3    <    4'    < .6       <  .4      < .7     <  .6     <  .4   < 4    <  .4 MAY 67                                                                                                             <4       <2
          .,J 4 6 7      <8              <  4    <  5       <1         <  .4      < .9     <  .9     <  .5   < 4    <  .5
                                                 <  4       <.?         < .5      < .6     <  .6     <  .4   < 4    <  .4    <2       < .9 JUL 67         <7              <  4
                                                                                                                             <1       < .6
                         <5              <  3    <  .4      < .7        < .4      < .6     <  .6     <  .4   < 4    <  .4 AUG 67                                                                                                             <3       <1
                         <6              <  4    <  4       <1          < .4      < .9     <  .9     C  5    < 5    <  .5 SEP 67 *
                         <5              < 4     <  .4      < .8        < 4       < .7     <  .9     <  .4   < 4    <  4     <2       < .9 OCT 67                                                                                                    <  4     <2
                                          < 4    <  .4      < .8        < 4       < .7     <  .7     <  .4   < 4                      < .8 18N 87         <7
                         <5               < 3    <  .3      < .7        < 4       < .6     <  .7     < 4     < 4    < 3      <2       < .6 DEC 67
                         <6               < 4    < 4        < .9        < 4       < .8     < .9      < 4     < 4    < 4      <3       < tot MEAtt
                                                 < 4                    < 3       < .8     <.9       < 5     < 4    < 3      <4       <2 20F3       JAtt 67        <4               < 4               <  .9
                                                                                                                                      <f
                                          < 3    < 4        <  .9       < 4       < .7     < .9      <   4   < 4    < .3     <3 FED 87         <4
                                          < 3    < . f.     <  .9       < 4       < .6     < .8      <   4   < 4    < 3      <2       < .9       ,

MAR 87 <5 APR 67 <5 < 4 < 4 < .8 < 4 < .7 <.6 < 4 < .4 < .3 <2 < .9 )

                                          < 3    < .3       <  .6       <  3      < .6     ".7       <   3   < .3   <.3      <2       < .6 t1AY 87        <4
                                                                                                                             <4       <2 Jul 67         <7               < 4    < 5        <t          < 4       < .6     <1        <   6   < 5    <  .5
                                                 < 6        <2          < 6       <2       <2         < .6   < 7    <  .7    <4       <2 JUL 67         < 20             < 7
                                          < 3               < .7        <  3      < .6     <  .7      < 4    < .3   <  .3    <1       < .6 AUG 07         <4                      < .3
                                                                                                                                      <t
                         <5                      < 4        <.7         <  3      < .7     <  .6      < 4    < .4   <  .3    <2 SEP 67                          < .3 OCT 67         <4               < 3    < 3        < .5        <  3      < .6     <  .5      < .3   < 3    <.3      < .6     < .3 28N 87         <4               < 3     < 3       < .6        <  3      < .6     <  .5      < 3    < 3    < .3     <1       < .6
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TABLE C-X COICDITRATIOt3 OF GAttu EMITTERS De SILT SAP 1PLE3 COLLECTE3 DI THE VICD4ITY 07 LIMERICK GD4ERATD4G STATIO4 190*/ RESULTS Di (A4ITS Of PCI/GRArt (DRY) i 2 SIGMA STATIO4 COLLECTIO4 CODE PERIOO BE-7 K-40 CD-60 D4-65 CS-134 CS-137 RA-226 TH-228 1682 05/22-05/22 .6 i .3 13 11 < .01 < .03 < .02 75 1 .06 2.4 i .5 1.3 1 .1 11/19-11/19 1.5 i .3 14 11 06 1 .03 59 i .06 < .01 25 i .03 2.3 i .5 1.2 i .1 MEAtt 1.1 i 1.3 14 i1 05 1 .10 31 i .79 < .C2 50 i .71 2,4 i .1 1.3 i .1 16C4 05/22-05/22 1.4 1 .3 13 i1 < .01 < .03 < .02 28 i .03 2.3 i .5 1.3 i .1 11/19-11/19 1.0 t .3 12 i1 < .02 13 i .05 < .02 24 i .04 2.6 i .5 1.0 i .1 ttfAf4 1.2 i .6 13 t2 < .02 00 1 .14 < .02 26 i .06 2.5 i .4 1.2 i .4 33A2 05/22-05/22 .6 i .3 9.3 i .9 < .01 < .03 < .02 < .02 1.0 i .5 1.0 i .1 11/19-11/19 < .1 8.1 i .6 < .02 < .03 < .02 < .02 1.7 1 .5 92 1 .09 - MEAf4 4 i .7 S.7 1 1.7 C 02 < .03 < .02 < .02 1.6 1 .1 96 i .11 t*EAtt ALL STATIQtS 9 1.1.1 11.6 1 4.7 03 i .05 14 1 .45 < .02 .26 i .53 2.2 i .7 1.12 i .33 e

_ .. . m. _ _ _ _ _ . _ __ i l TABLE C.XI- CCHCDRRATICHS OF GROSS BETA IN PARTICULATE SAMPLES COLtECTED IN TNE VICINITT OF LIMERICV GENERATING STATICHe 1967 RESULTS IN LNTTS OF' PCI/CU. METER 1't SIGNA GROUP I . L3MERICK SITE 80LH0tRY LOCATICHS WEEK <- # 19S3 1131 1431 34St ,

              .... ...... ..... ............. .............                                                .....u.......

1 .016 1 .003 .019 2 .003 023 2 .064 020 t .064 2 .017 2 .003 019 '1 .064 010 t .004 017 2 .003 3 .013 * .003 .015 2 .003 012 1 .003 .015 2 .003 4 .016 1 .064 015 & .003 .014 * .005 016 2 .004 5 .024 2 .0 04 021 2 .004 026 1 .0 64 022 _1 .004 6 .016 2 .003 020 t .003 .C17 2 .003 .010 ~ 1 .003 7 .016. 2 .003.~.017 2 .003 019 2 .004 017 2 .003 6 .013 2 .064 011 2 .003 012 * .003 013 2 .005 9 .009 2 .003 010 t .003 006 t .003 006 1 .002 10 .021 2 .003 025 2 .004 024 2 .0 04 023 1 .003  ; 11 .025 2 .004 021 1 . 0 04 021 . 1 .004 225 2 .004 L 12 .011 2 .003 009 2 .003 012 1 .003 016 1 .303 13 .016 2 .003 .016 2 .003 019 2 .003 .017 1 .vv3 14 ,966 2 .003 . 010 t .003 0 06 1 .003 006 1 .003 15 .%39 1 .003 014 2 .007 013 1 .004 013 1 .004 ' 16 .006 2 .003 006 2 .003 007 2 .003 006 2 .003 17 .".36 2 .003 007 2 .003 009 2 .003 049 2 .003 16 .413 1 .003 012 1 .003 012 2 .003 .;I* * .003 19 .019 2 .003 015 1 .003 016 1 .003 017 2 .003 20 .015 2 .003 013 1 .003 016 2 .003 014 1 .003 J) 012 1 .003 0", 2 .003 012 1 .003 .01) 2 .003 22 .016 1 .003 017 i .003 .019 2 .003 .h; 2 .003 23 .013 1 ,003 .017 i .003 ~.013 2 .003 .017 2 .003 24 .016 2 .003 020 t .003 019 2 .003 021 2 .004 25 .014 * .003 .J15 2 .003 016 1 .003 016 2 .003 26 .011 t .003 015 1 .003 013 t .003 009 1 .003 27 .019 1 .004 020 2 .004 01 . 2 .0 04 026 1 .004 to .015 1 .003 014 2 .003 017 1 .003 016 1 .003 o 29 .024 1 .004 019 1 .0 04 016 2 .004 .917 2 .004 e 30 .026 1 .004 024 1 .004 030 t .064 026 2 .004 l 1 31 .021 1 .004 021 2 .004 021 2 .004 017 2 .00t [ 32 .020 t .00% 021 1 .004 020 t .004 021 1 .064 33 .015 2 .003 016 2 .003 014 2 .003 .045 1 .003 34 .022 2 .004 019 1 .0 04 .020 t . 0 64 ott 2 .004 g 35 .015 1 .007 .314 1 .003 .013 2 .403 014 2 .003 l 36 .020 A .005 017 1 .003 016 1 .003 017 2 .003 37 .020 t .003 .019 1 .003 019 1 .003 020 t .003 36 .019 2 .003 017 2 .003 017 2 .003 019 2 .003 j 39 .019 2 .0 64 019 1 .004 01S 1 .003 015 2 .003 ' 40 .023 1 .004 .024 1 .0 04 024 2 .0 04 024 i .004 41 .015 2 .003 .016 1 .003 015 2 .003 (1) i it .029 2 .004 031 1 .004 026 2 .003 .030 t .004 43 .026 2 .004 025 1 .004 024 1 .004 .030 2 . 0 D4 , 44 .026 2 . 0 D4 026 i 004 0tf 2 .004 027 1 .0 04 ,

65 .029 1 .0 64 .026 1 .0 64 030 t .004 03t 2 .0 04 ,

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                                                                                                                                                                        ~

46 (1) 025 1 .004 029 t .004 47 .013 2 .003 015 2 .003 015 1 .003 013 * .003 46 .017 2 .003 .0l7 2 .003 019 2 .003 020 1 .003 49 .010 2 .003 009 2 .003 010 t .003 012 2 .003 L 50 K' 1 ,004 021 2 .0 64 ,020 2 .0 04 f 020 t .004 61 1 .0 04 .016 1 s004 011 2 .003 016 2 .0 04 , 5? . ' 2 .044 03 2 .064 029 2 .004 019 2 .0 04 i

                           ** t 01)                                   011    010 t .012 .016 2 .012 t

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                                                                                                                         ,__ . , _ _ _ . . . . .             ....-.I

TABLE C.XI CQ4CENTRATICt4S OF GROSS BETA D4 PARTICULATE SAMPLES COLLECTED D4 THE VICD4ITY OF LIMERICK GD4ERATD4G STATIG4s 1967 RESULTS D4 ui!TS OF PCI/CU. METER 2 2 SIGru GRCUP II - NEAR SITE LOCATIO43 WEEK

                                     #     2B1               6C1                9C1               13Cl                                       1501                                    1781 1 .016 2 .003        026 2 .004         020 t .00)         017 2 .004                                 023 i .004                                     019 1 .004 2 .021 1 .004      .017 2 .004          019 1 .004         017 2 .004                                .020 t .004                                     016 1 .003 3 .013 2 .003        014 1 .003 .013 1 .003              .015 1 .003 .016 1 .003                                                                     016 1 .003 4 022 2 .004        .015 i .004         016 2 .004         015 1 .004 .014 2 .003 .012 i .004 5 .022 i .004        026 2 .004         021 1 .004         018 2 .004                                 021 1 .004                                     020 2 .004 6 .018 2 .003        018 2 .003         017 2 .003         019 2 .004                                 016 1 .003                                     018 2 .003 7 .016 2 .003      .011 2 .003          016 2 .003       .013 1 .003 .0t9 2 .003 .016 2 .003 6 .011 1 .003        012 2 .003         008 2 .303         009 1 .003                                 010 t .003                                     0 06 2 .003 9 .009 2 .003      .009 2 .003          010 t .003         010 2 .003                                 011 2 .003                                     010 2 .003 10 .021 2 .003        022 i .004 .026 1 .004                022 2 .004                                .022 2 .003                         .022 2 .004 11 026 2 .004 .027 2 .004                023 2 .004         021                   2            .004    025 2 .004                               .023 2 .004 12 .012 1 .003        014 i .003         010 t .003         011                   2            .003    012 2 .003                                     009 2 .003 13 .017 i .003        016 2 003          016 1 .003         017                   *            .003    014 2 .003                        .017                                         2 .003 14 .009 1 .003        009 2 .003         006 2 .003         007                     2           .003 .010 2 .003                                      009                             2 .003 15 .011 2 .004        0 00 t 003         010 2 .004         009                   1            .004    011 1 .003                        .013                                         2 .004 16 .00S 1 .003 .005 2 .003               005 2 .003       .0ft t .004 .007 2 .003                                                        .006                                         2 .003 17 .007 2 .003        009 2 .003         006 2 .003        .0 06 2 .003 011 2 .043                                                       .006                                         2 .003 to .014 2 .004        011 2 .003 .014 2 .003                013 2 .004                                 010 t .003                                     015                             2 .004 19 .017 1 .003        013 1 .003         016 1 .003         016 1 .003                                 014 2  .003                       .013                                         2 .003 20 .017 1 .004        015 2 .003         013 1 .003         015 2 .003                               .019  1 .004                                     018                             1 .004 21 .0 08 2 .003             (1)         .011 2 .003       .013 2 .003                                  011 2 .003                                     009                             2 .003 22 .020 1 .003        017 2 .003         018 2 .003         026 2 .004                                 021 2 .004                                     019                             2 .003 23 .014 t .003        015 2 .003         015 * .003         017 2 .003                                 017 1 .003                                     014                             2 .003 24 .017 2 .003        018 2 .003         012 1 .003         020                   t            .003    023 1 .004                                     021                             2 .004 25 .016 2 .003        015 2 .003         017 1 .003         015                     2           .003 .016  1 .003                                     014                             2 .003 26 .011 2 .003        014 i .003         010 t .003         012                   1            .003    010 t .003                                     013                             2 .003
                                                                                                                                                                                                                                ~

27 .025 2 .004 021 2 .004 021 1 .004 021 2 .004 025 e .004 .020 2 .004 to .014 2 .003 .015 2 .003 014 1 .003 316 1 .003 016 2 .003 316 2 .003 29 .016 1 .004 .016 2 .104 015 i .004 020 1 .004 015 2 .004 015 1 .004 30 .029 2 .004 024 1 .004 024 2 .004 029 1 .003 029 2 .004 028 1 .004 31 020 t .004 019 1 .004 017 2 .004 015 2 .004 020 t 904 .016 1 .004 32 .019 2 .004 016 2 .004 021 2 .004 .020 2 .004 015 2 .003 019 2 .004 33 .014 1 .003 014 i .003 014 1 .003 017 2 .004 016 2 .003 014 1 .003 34 023 2 .004 017 2 004 021 1 .004 020 t .003 .026 2 .004 .023 2 .004 35 .014 2 .003 015 2 .003 017 1 .003 014 1 .003 013 003 016 2 .003 36 018 i 003 013 2 .003 015 2 .003 016 2 .003 .016 i .003 016 2 .003 , 37 .017 1 .003 019 2 .003 020 t .004 019 1 .003 .018 1 .003 017 2 .003 36 .016 2 .003 019 2 .003 019 2 .003 017 2 .003 017 2 .003 020 t .003 39 .017 2 .003 017 1 .003 019 2 .004 010 t .003 .016 t .003 022 1 .004 l 40 .023 2 .004 020 t .003 021 2 .004 023 2 .004 021 1 .003 .025 2 .004 I 41 .017 2 .003 013 2 .003 015 2 .003 017 t .003 018 * .003 .017 2 .003 l 42 .J27 1 .003 024 * .003 026 2 004 02S i .004 033 2 .004 .027 1 .004 43 .027 1 .004 023 2 .004 022 2 .004 021 2 .004 021 2 .0*4 .024 t .004 44 .026 1 .004 .026 1 .004 026 1 .004 024 1 .004 020 t .004 017 2 .004 45 .025 2 .003 029 2 .004 .027 2 .0 04 025 2 .003 030 t .004 .035 i 004 46 .023 2 .004 025 2 .004 027 2 .004 02( 2 .004 023 i .0J4 025 1 .004 l 47 .014 1 .003 .t91 i .003 015 2 .003 015 2 .003 .015 1 .003 0'4 2 .303 l Ao .019 2 .003 .018 2 .003 020 t .003 019 2 .003 019 1 003 417 2 .003 49 009 2 .003 009 2 .003 009 2 .003 010 t .003 .0f0 t .003 010 2 .003 50 .020 t .004 018 t . 0 04 019 1 .004 023 2 . 0 D4 .021 2 .004 .022 * .00* 51 016 i .004 016 2 .004 (1) 015 i .004 015 2 004 015 2 .004 72 .029 2 .004 027 2 .004 029 2 .004 .029 1 .004 030 t .004 024 2 .004 MEAN .016 1 .012 017 1 .011 017 2 .012 017 1 .011 016 2 .012 018 1 .012 l (1) SEE PROGPAM EXCEPTICt43 SECTIO 4 FOR EXPLRMTIO4 1 i I t

TA6LE C.XI CCt1CDnRATICHS OF GROSS SETA Di PARTICULATE SAMPLES COLLECTED Di THE VICD4ITY OF LD1ERICK GD4ERATD4G STATICrie 1967 RESULTS D4 Lt4ITS OF PCIMJ. NETER & 2 SIGeiA GROUP II . HEAR SI.E LOCATICt4S HEEK

   #    2001           2661              2961         3101             3561 1 016 2 004 .020 1 .0 04            020 t .004    017 2 .003      017 1 .003 1 .016 1 004 .019 1 .004 .016 1 .004              017  1 .003     020 t . 0 04 3 .014 2 .003     015 1 .003        014 2 .003    016  1 .003     015 2 .003 4 .017 1 .004    .015     2 .003    011 i .003    015  2 .003     013 2 .003 5 .021 1 .004     016     1 .004    021 1 .004   .019  2 .004     020 2 .004 6 .020 t .004     019     1 .003    016 2 .003    020  t .003 .020 t .004 7 .016 1 .003     015     2 .003    015 2 .003    017  1 .003     015 2 .003 6 .011 2 .003 012 2 .003 .011 1 .003              010  t .003     011 1 .003 9 .009 1 .003     010 t .003        0 06 2 .003   009  1 .003     01' 2 .003 10 .024 2 .036 022 1 .003 022 1 .004               022  1 .003     024 2 .004 11 023 2 .004      025 2 .004        026 2 .004    024  1 .004     023 2 .004 12 .013 2 .003 006 i .003 013 2 .003 013 2 3003                    009 2 .003 13 .017 2 .003 017 1 .003 020 t .003 016 2 .003                  .017 2 .003 14 .010 1 .003 .006 2 .003           00* 1 .003    009 i .003      0 06 1 .003 15 .011 2 .004 .013 1 .004           024 1 .003    010 t .003      009  2  .003 16 .005 t .003      005 1 .003       006 2 .003    006 1 .003      006  2  .063 17 .009 2 .003 006 1 .002 009 1 .003 007 i .003                    007  2  .003 16 .019 2 .004      012 2 .003       014 1 .004 .014 2 .003        017  1  .004 19 .015 2 .003 014 1 .306 016 1 .003 015 1 .003                    016  1  .003 20 .017 2 .004      017 2 .003 114 i .003 .015 2 .003              014  2  .003 21 010 t .003       01f= 1 .003      00* * .003    011 1 .003    .012   2  .003 22 .017 1 .004      019 1 .003 022 2 .004 016 2 .003               025 1 .0 04 23 .017 1 .003 017 i .003 .013 2 .003 014 2 .003                   016 2 .003 24 .016 2 .003      021 1 ,003            (1)      021 1 .004      020 2 .003 25 .016 1 .003      016 2 .003       013 1 .003 011 2 .003         017 1 .003 26 .013 1 .003      011 2 .003 .(10 t .003         012 1 .003      012  2  .003 27 .025 2 .004      019 2 .004       030 t .005    025 2 .004      031  t  .005 to .017
  • 003 016 2 .003 016 i .003 017 1 .003 015 2 .003 29 .015 1 .004 015 2 .003 016 i .004 013 1 .003 .019 1 .004 30 .026 2 .304 025 2 .064 025 2 .0 04 026 2 .004 .027 2 .004 31 020 t .004 014 2 .004 022 2 .004 019 i .004 .017 1 .005 32 .021 2 .004 019 2 .004 017 2 .0 04 020 t .004 022 t .006 33 .019 2 .003 013 2 .003 013 1 .003 015 2 .003 016 2 .003 34 .024 1 .004 022 2 .004 022 t .004 020 t .004 019 1 .004 35 .017 2 .003 .014 1 .003 010 t .003 011 2 .003 .012 2 .003 36 .017 2 .003 014 1 .003 014 2 .003 015 2 .003 016 2 .003 37 .022 1 .004 017 2 .003 317 2 .003 016 1 .003 020 1 .003 36 .018 2 .003 017 2 .003 017 1 .003 016 1 .003 016 2 .003 31 .021 A .004 017 2 .003 020 t .004 .024 1 .004 .019 1 .003 40 .012 2 .004 021 1 .003 023 1 .004 024 2 .004 022 2 .004 41 016 1 .004 .015 2 .003 013 2 .003 019 2 .003 015 t .003 42 (1) .030 1 .004 030 t .004 032 2 .004 020 2 .003 43 .023 2 .004 023 i .004 023 1 .004 023 2 .004 023 1 .004 44 029 2 .0 04 030 t . 0 04 023 1 .004 026 1 .004 026 2 .004 45 .029 2 .004 026 2 .004 031 2 .004 079 2 .004 026 2 .004 46 .024 2 .004 026 2 .004 024 1 .004 026 2 .0 04 023 2 .004 47 .006 2 .004 014 1 .003 011 2 .003 013 2 .003 013 2 .003 46 (1) 016 k .003 016 1 .003 017 2 .003 016 2 .003 49 (1) 011 i .003 013 1 3003 011 1 .003 009 2 .003 50 .016 1 .004 020 t .003 022 2 .004 019 2 .004 021 t .004 51 015 t .004 015 2 .004 416 1 .004 .014 2 .004 015 2 .004 52 .026 1 .004 026 2 .004 032 1 .004 027 2 .004 026 2 ,004 MEAN .016 2 .011 017 1 .012 017 i .013 017 2 .012 016 * .012 L

(1) SEE PROGPAN EXCEPTICt4S SECTIctl FOR EXPLh4ATICH u--- --

TABLE C.XI C04CDITRATICHS OF GROSS MTA D4 PARTICULATE SAMPLES COLLECTED D4 THE VICD4ITY Of LIMERICK GD4ERATDG STATICHe 1967 RESULTS D1 U4ITS OF PCI/CU. NETER 2 2 SIGMA , GROUP III - CQ4 TROL LOCATIQts WEEK '

                                           #     13H4              2201 1 .018 1 .003         023    1 .004 2 .020 t .003         016    2 .004 3 .015 i .002         015    1 .003 4 016 1 .003          013    i .003 5 .030 t .004         020 t . 0 04 6 .019 2 .003         019 1 .003 7 .018 2 .003         015 1 .003 6 .016 2 .003         011    2 .003 9 .014 2 .003         010    t .003 10 .020 t .003         023    2 .004 11 .022 2 .003         022    1 .04i 12 .013 2 .002        .009    1 .003 13 .016 1 .003         016 1 .003 14 .010 t .003         009 2 .003 15 .015 1 .003         014 2 .e04 16 .01t t .003         004 i 003 17 .012 2 .003         007    1 .003 16 .020 1 .003         013    2 .003 19 .020 1 .003         014    2 .003 20 .016 1 .003         016    1 .003 21 .013 2 .003         014    1 .003 22 .024 2 .003         015    1 .003 23 .017 1 .003        .015    1 .003 24 .024 1 .003         019    2 .003 25 .019 1 .003         014    2 .003 26 .017 1 .003         011    2 .003 27 .019 1 .003 .C21 1 .004 to .022 2 .003         017 2 .003 29 .020 t .003         015 1 .004 30 .032 2 .004         029 1 .0 04 31 .020 1 .003         016 2 .004 32 .022 1 .003         016 2    .003 33 .017 1 .003         013 2    .003 34 019 1 .003          021 2    .004 35 .015 t .003         013 2    .003 36 .017 1 .003          017 1   .003 37 .022 1 .003          019 1   .003 56 .022 1 .003 .010 t           .003 39 .023 2 .003          017 2   .003 40 .025 t .003         021 2    .003 41 018 2 .003          017 1 .003 42 .026 2 .004          030 t .004 43 .026 1 .004         020 t .004 44 .026 2 .003          019 i .003 45 .032 1 .004        .020 2 .0 04 46 .026 1 .003          023 2 .004 47 .017 2 .003        .014 2 .003 46 .022 1 .003 .014 2 .003 49 .013 1 .003 .009 1 .003 50 .023 2 .003 018 2 .004 51 020 2 .003 .010 i .003 52 .028 2 .003         026 2 ,0 04 NEAN .020 2 .010           017 2 .0;1 1

i l l l TABLE C.XII CQ4CD4TRATICHS OF GAmA EMITTERS D4 AIR PARTICULATE SAMPLES COLLECTED IN THE VICD4ITY OF LIMERICK GDIERATDiG STATICHe 1967 RESULTS IN LHITS OF PCI/CU. METER t 2 SIGMA GROUP I . SITE LOCATIG43 STATICH COLLECTICH CODE PERIOC BE.7 K.40 CS-134 C3 137 RA.226 1033 JAN 87 .12 * .02 03 2 .01 < .0006 < .0006 < 009 FE6 of .11 1 .01 < 005 C .0004 C 0003 < .006 MAR 67 15 2 .03 < 04 < 001 < .001 < 02 APR 67 11 1 .03 < .03 < 001 < 002 < .02 MAY 67 14 2 .02 < 007 < 0005 < .0004 < 006 JUN 87 .13 1 .02 < 007 < 0005 C 0005 C .006 JUL 67 13 1 .01 < 009 < .0004 < 0004 < .0$9 AUG 67 .13 2 .04 < .03 < 001 < 001 < 02 SEP 67 .11 2 .02 < 01 < .0006 < 0006 C .009 OCT 67 12 2 .02 < .01 < 0005 < .0007 < 01 PEN 07 .06 1 .02 < 02 < .0009 < 0007 < .01 DEC 67 .07 2 .02 < 03 < 001 < 001 < .01 MEAN .12 2 .05 .019 1 .025 C . 0 0 0'/ < .0046 < .011 1131 sAH 67 10 t .01 < .005 < 0003 < .0003 < .006 FEB 67 .09 1 .04 < .02 < 001 < .002 < .02 MAR 67 15 1 .02 < 01 < 0007 < 0007 < .01 APR 67 09 1 .02 C 04 C 001 < 001 < 02 MAY 67 .15 2 .02 < 0 66 C 0004 C 0005 C .006 JUN 87 16 t .03 C 0* < 001 < 001 < 02 JUL 67 .13 2 .01 < 01 < .0005 < 0005 < 01 AUG 67 15 2 .02 < .01 < 0007 C .0007 < 01 SEP 67 10 t .02 < .01 < 0005 < .0006 < 01 OCT 67 10 2 .02 < .03 < .001 < 001 < .02 PE7/ 67 .10 1 .02 07 1 .03 C 001 < 001 < .02 DEC 67 66 2 .02 < 01 < 0005 < 0006 < 01 NEAN 12 2 .06 022 1 .039 < .0007 < .0046 C 014 1431 JAH 67 10 2 .01 04 2 .01 < 0005 < 0005 C 007 FEB 67 14 1 .03 < 04 < 001 < 001 < .02 MAR 67 12 2 .02 < 009 < .0006 C .0006 C 0 06 APR 67 10 t .02 < 010 < .0007 < 0006 C 01 MAY 67 16 2 .02 < 01 < .0006 C .0006 < 01 JJ4 67 .10 t .03 < 01 < 0006 < 0007 < 01 JUL 67 13 2 .02 < 010 < 0006 < 0006 < 01 AUG 67 13 2 .03 C 04 < .001 < 001 < 02 SEP 67 1G 1 .02 02 2 .01 < .0006 < 0006 < 01 OCT 67 09 2 .01 < 0 06 < .0004 C .000% < 007 tCY 67 10 2 .01 03 2 .01 < .0005 C 0005 < 009 DEC 67 06 1 .02 < .04 < .001 < 001 < 02 NEAH 11 2 .06 022 2 .029 < .0007 C 0007 C .012 3432 JAN 87 073 2 .007 < .005 < .0003 C 0003 C 005 FE6 67 10 2 .01 < .02 < .0007 < 0006 C .010 MAR ST .14 2 .03 < .03 < .001 < 001 < 02 APE 67 .11 2 .03 C 02 < .001 < 001 < 02 MAY 67 15 2 .02 < 009 < 00J6 < .0006 C .01 JUH 67 14 1 .02 < .02 < 001 < 001 < .02 JUL 67 .14 2 .01 < 007 ( 0004 < 0004 < .007 AUG 67 .13 t .02 < 01 < .0007 C 0005 C .01 SEP 67 11 2 .03 < 04 < .001 < .001 < 02 OCT 67 .17 2 .04 < .04 < 002 < 002 < .02 PCB/ 67 .10 2 .03 < .03 C 001 < .001 < .01 DEC 67 06 2 .01 < 01 < 0004 < .0006 < .01 , MEAN 120 t .059 C .020 < 0046 < .0006 < 014 NLN4 GROUP I .117 2 .055 .021 2 .029 C 0007 5 0046 < .013 a s

TABLE C.XII CCHCD47 RATIO 43 0F G#NA EMITTERS Di AIR PARTIQJLATE SAMPLES COLLECTED Di THE VICD4ITY OF LIMERICK GD4ERATDIG STATIQle 1967 RESULTS D4 WITS OF PCI/CU. METER t 2 SIGMA GRCUP II . HEAR SITE LOCATIO43 i STATIO4 COLLECTIO4 000E PERIOC BE.7 K.4 0 C3 134 C3 137 RA.tt6 281 JAH 67 006 2 .009 < .004 < .0003 < .0002 < .005 PE8 67 14 1 .03 < 01 < .0006 C .0009 < .01 MAR 67 12 1 .02 < .01 < 0007 < .0007 < 01 APR 67 09 1 .02 < 01 < .0007 < 0007 < 01 MAY 67 16 2 .03 04 1 .02 < .001 < .001 < 02 JUN 87 .20 2 .G3 < .01 < 0006 < .0007 < 01 JUL 67 14 1 .02 < .010 < 0006 ( 0006 < 01 AUG 67 .12 1 .02 < .010 < .0006 < .0006 < 01 SEP 67 12 2 .02 < .01 < .0006 < 0007 < 01 OCT of .10 2 .01 < .009 < 0005 < 0006 < 010 TEE / 67 10 t 02 < .01 < .0005 < 0005 < .01 DEC 67 66 1 .02 < .01 < .0006 < 0005 < 01 NEAN .122 1 .069 .012 1 .01S C 0006 < 0006 < 010 6C1 JAN 87 .09 1 .02 < .01 < 0007 < 0007 < 01 PE8 67 11 1 .03 C 04 < 001 < 001 < 02 MAR of .17 1 .03 < .04 C 002 < 001 ( 02 APR 67 10 t .03 < .04 C 001 < 001 < 02 MAY 67 17 1 .02 < .006 < .0006 C 0005 C .006 JO! 67 17 i .02 < .01 < 0007 < 0006 < 01 JUL 67 11 2 .01 < .010 C 0005 < 0005 < .01 AUG 67 12 1 .03 < .03 < .001 < 001 < 02 SEP 67 10 t .02 < .009 < 0006 < 0005 C .006 OCT 67 09 2 .03 ( 05 < 001 < 001 < 01 HOV 67 07 1 .03 'c .04 < 001 < 001 < 02 DEC 67 .07 1 .02 < .G1 < 0006 < .0006 C 01 MEAN .it 2 .07 < 023 < .0009 < 0006 < 014 9Cl JAH 67 09 2 .01 < 005 < .0003 < .0003 < 006 FE8 of .10 2 .02 < 01 ( 0007 C .0007 < .01 MAR 67 17 2 .03 < .01 < 0007 < 0007 < 01 APR 67 .12 2 .03 C .03 < .001 < 002 C 02 MAY S7 15 2 .03 < 010 < .0006 < .0007 < 01 JUN 87 12 1 .02 < .109 C 0006 < 0006 < 009 JUL 67 13 2 .01 < 006 C .0005 < 0005 C 010 AUG 67 12 2 .02 < 01 < 0007 C 0006 C .01 SEP 67 11 2 .03 < .04 < 002 < 001 < .02 OCT 67 13 1 .02 < 01 < 0007 < 0007 < 01 HOV 67 .11 * .03 < 03 < 001 < 001 < 02 DEC 67 06 2 .03 < .04 < 001 < 001 < 02 NEAH 12 1 .06 < 016 < 0009 < 0006 < 013 , 13C1 JAN 87 66 2 .02 < 0 06 < .0005 C 0005 009 FEB 67 .11 2 .02 < .009 < 0007 < .0005 .04 2 .02 MAR 67 14 1 .03 < 03 < 001 < 001 < .02 APR 67 11 2 .02 < 01 ( .0009 < 0006 < .01 MAY 67 14 2 .03 < 03 < .001 < .001 < .02 JJi of 14 1 .03 < 01 < 0007 < 0007 < .01 JUL 67 .13 2 .01 < 006 < 0004 < 0005 C 007 AUG 67 13 2 .02 016 1 .009 < 0006 < 0006 C 01 SEP 67 .i4 2 .02 < 01 < .0007 C .0006 C 01 OCT 67 09 2 .02 < 02 < 0006 < 0009 C 01 HOV 67 09 1 .01 < 0 06 < .0005 < 0005 C 007 DEC 67 06 2 .02 < 010 C 0405 C .0005 < 010 NEAN .12 2 .05 014 2 .017 C .0007 C .0007 014 2 .019

TABLE C.XI7 CQiCENTRATIO43 OF gat 94A EMITTERS D4 AIR PA2TICULATE SAMPLES COLLECTED D4 THE VICD4ITY OF LIMERICK GDIERATDIG STATIO4,1967 RESULTS D4 Lt4ITi OF PCI/CU. METER 12 SIGriA GROUP II . HEAR SITE LOCATIO4S STATICH GULLECTIO4 CDOE PERIOD BE.7 K.40 C3 134 CS=137 RA.226 1501 JAH 67 10 2 .01 < .006 C 0003 < .0003 < .006 PES 67 13 2 .03 < .02 < . a1 < .0009 < .01 MAR 67 17 1 .03 < .02 < 000v < .0009 < .02 APR 67 .12 2 .02 < .01 < 0006 < .0007 < .01 MAY 67 16 * .02 < .009 < 0005 < .?904 < .009 JUN 87 16 i .03 < .01 < 0007 C 0007 < .01 JUL 67 14 2 .01 < .006 < 0005 < 0005 < .009 AUG 87 15 i .02 < .01 ( 0007 < 0046 C .01 SEP 67 10 t .02 < .01 < .0006 < .0006 < 01 OCT 67 14 2 .02 < .01 < 0005 C 0006 < 01 tCN 87 10 2 .02 4 .01 < 0006 < 0007 < .01 DEC 67 66 1 .02 < .03 < 001 < 001 < 01 MEAN 13 2 .06 < .013 C .0007 < .0007 < .010 1751 JAH 67 . D6 i .09 < .02 < 0006 < 0005 < 006 FE8 67 .10 2 .02 < .01 < .0007 < 0007 < 01 MAR 67 13 2 .31 < .009 < 0006 < 0006 < 01 APR 67 06 i .02 < . 0 06 < .0005 < 0005 C 007 MAY 67 13 2 .03 < .02 < 0009 < 0009 < 01 JJ4 67 .it 2 .02 < .009 C 0006 < 0005 < 006 JUL 37 14 2 .02 < .01 < .0005 < .0006 C 01 AUG 67 12 2 .02 < .009 < 0005 C 0005 < 007 SEP 67 09 2 .03 C 03 < 001 < 001 < 02 OCT 67 .11 1 .01 < 007 < 0004 < 0004 < 006 PE7/ 67 09 i .01 < 007 C .0006 < 0005 C 007 DEC 67 .07 i .01 < 01 < .000r < 0005 < 009 MEAN 11 2 .Ch ( 012 < 0006 C .0006 C .009 2001 J#ti 67 .076 2 .006 < 005 < 0003 < 0003 < 005 FEB 67 11 2 .02 < 010 < 0006 < 0006 C 01 MAR 67 16 * .03 < .02 < .001 < 001 < 02 APR 67 11 1 .02 < 01 < 0046 C 0009 < 01 MAY 67 .13 2 .02 < 03 < 001 < 001 < 02 JUN 87 .13 1 .02 < 01 < 0007 < 0007 C 01 l JUL B7 12 1 .02 < .010 < 0006 C 4006 < 01 AUG 67 11 2 .J2 < .01 < 0006 C .0006 < 01 SEP 67 .11 2 .03 < 04 < 001 < 001 < 02 OCT 67 11 2 02 < 01 < .0006 < 0007 C 01 tC7/ 67 07 2 .02 < 02 < 0007 < 0006 C 01 DEC 67 06 1 .02 < .01 < .0007 < .0006 C .01 NEAH 110 t .051 < 015 C 0007 < 0046 < 012 2661 JAN 87 074 1 .007 < 004 C 0003 C 0002 < .004 FEB 67 11 1 .01 < 0 06 < 0006 C 0005 < 007 MAR 67 12 2 .02 < 01 < 0006 < 0006 < 01 APR 87 09 2 .01 < 0 46 C 0006 < .0005 C 010 MAY 67 19 1 .02 02 2 .01 < 0007 < 0005 < 01 JUN 87 .14 1 .02 < .006 C 0006 C 0006 C 01 JUL 67 13 2 .02 < 03 < 0009 < 001 < 01 AUG 67 12 2 .02 < 01 < 0006 C .0006 C .01 SEP 67 12 2 .02 < .01 < 0007 C 0007 < 01 OCT 87 10 1 .01 < 0CS < 0005 < 0005 C 006 t04 67 09 1 .01 < 010 C 0006 C 0006 < 009

 .                                 DEC 67       06    1 .01       < 007        C  0005       < 0004                                                                                                 < 006 MEAN       112 2 .066     011 1 .014      C 0006        < 0006                                                                                                 < 009 1

1

A TABLE C.XII CCHCDURATICHS OF GAttiA EMITTERS IN AIR PARTICULATE SAMPLES COLLECTED IN THE VICD4ITY OF LIMERICK GENERATING STATICH,1967 RESULTS IN WITS OF PCI/CU. METER 12 SIGMA 6ROUP II . HEAR SITE UXlATIONS STATICH COLLECTICH CODE PERIOD BE.7 K.40 CS.134 C3 137 RA.226 1991 JAH 67 .66 1 .01 04 1 .01 < .0006 C 0005 C 006 FEB 67 10 2 .02 < .01 < .0006 < 0006 < 01 MAR 67 13 2 .03 < .01 < .0009 < 0003 < 01 APR 67 10 t .02 < .St < .0007 C 0007 C .01  ; MAY 67 13 2 .02 . < .009 < .0005 < 0005 < 010 JJH 67 06 2 .02 < .01 < .0046 < 0007 < 01 JUL 67 13 2 .02 < .03 < .0009 C .0009 < 01 AUG 67 .14 1 .03 < .01 < .0007 C 0007 < 01 SEP 67 11 1 .02 < .01 < .0006 < 0005 C 01 OCT 67 10 t .01 < .007 C 0005 < 0004 < 007 PEP / 67 07 2 .02 .03 1 .01 < .0006 < 0005 C .009 DEC 67 05 2 .02 < .04 < .001 < .001 < .02 MEAN .10 t .06 .016 1 .026 C 000' < 0007 < .010 3101 JAH 67 06 2 .01 < .006 < 0003 < 0003 < .006 FEB 67 .10 t .02 < .006 < 0005 < 0005 < 006 MAR 67 .20 t .03 < .009 < 0006 < 0005 < 009 APR 67 09 2 .01 < .009 < .0005 < 0005 < 007 MAY 67 .13 2 .02 < 009 C .0005 C 0005 < 01 JUN 87 .13 i . 0'+ C 03 < 001 < 001 < 02 JUL 67 .16 2 .02 < 01 < 0006 < 0007 < 01 AUG 67 .13 1 .03 < 04 < 001 < 001 < 02 i SEP 67 .10 t .02 < 01 < .0096 < 0006 < 01 OCT 67 11 2 .01 < 006 < 0004 < 0004 < 007 HOV 67 .06 1 .02 < 0 06 < 0005 < 0004 < 007 , DEC 67 .07 1 .02 < 01 ( 0005 < 0005 < 009 MEAN 12 1 .06 C 013 < 0006 < 0006 < 010 3581 JAN 87 .066 2 .009 < 004 < 0003 < 0002 < 003  ! FEB 67 .10 t .02 < 01 < 0007 < 0006 < .01 MAR 67 .15 2 .02 < 01 < 0006 < 0006 < 01 APR 67 .10 2 .02 < 01 < .JS?6 C .0006 C 01 MAY 67 .14 2 .03 < .02 < 0009 < 0009 < .01 , JUN 87 15 2 .02 < 01 < .0007 < .0007 < 01 f JUL 67 .11 2 .02 < 04 < 001 < 001 < 02 AUG 67 14 1 .02 < 009 < 0006 C 0006 < 009 SEP 67 09 2 .02 06 2 .02 C 001 < 001 < 02 OCT 61 11 2 .01 < 006 C 0005 < 0004 < 009 HOV 67 09 2 .02 < 009 < 0005 C 0005 < 009 ' < .007 DEC 47 07 1 .01 < 0 06 < .0005 < 0005 MEAN .itt t .054 017 2 .033 < 0007 < 0006 < 011 MEAN GROUP II 114 2 .060 .015 2 .022 < 0007 < 0007 011 2 .010 i a b i f \

                                                                                                                                                     \

TABLE C.XII CONCENTRATICHS OF 0491A EMITTERS D4 AIR PARTICULATE SAMPLES COLLECTED IN TNE VICD4ITY OF LD1ERICK GENERATING STATICH 1967 RESULTS Di LHITS OF PCI/CU. METER 12 SIGMA GROUP III . CCHTROL LOCATICHS STATICH COLLECTICH CODE PER100 3E.7 K-40 CS.134 CS.137 RA.tt6 13H4 JAN 87 07 2 .02 < .03 < .001 < .001 < .01 PE6 67 - 12 2 .02 < .01 < .0007 C .0006 < .01 MAR 67 .14 2 .03 < .03 < .002 < 001 ( .02 APR 67 . 09 1 .03 < .03 < .001 < .001 < .02 MAY of 17 2 .02 < .01 < .0005 < 0007 < .01 JUN 87 14 2 .03 < .04 C 001 < 001 < 0 f. JUL 67 15 2 .02 < .01 < 0005 C .0007 C .0' AUG 67 12 2 .03 < .04 < 001 < 001 < .ft SEP 67 .11 2 .02 < .010 C 0007 < 0007 C 91 l OCT 67 .10 1 .01 < .009 C 0005 < 0006 < 010 NOV 67 09 1 .01 < .02 < 0006 C 0006 < .009 DEC 67 06 1 .01 < .01 < 0006 C 0006 < 01 NEAH .12 2 .06 C .021 < 0006 < 0006 < 013 2201 JAH 67 10 t .01 < 006 < 0003 C 0003

  • 006 FEB 67 09 2 .02 < 01 < .0006 < 0006 *: 01 MAR 67 16 i .03 C 01 < 0007 < 0007 C 01 APR 67 11 1 .02 < .02 < 001 < .001 < 01 MAY 67 13 1 .02 < 0 06 < 0005 < 0004 C 007 JUN 87 17 2 .03 < 03 C 001 < 001 < 02 JUL 67 .12 2 .01 .016 1 .006 < 0005 < .0004 < 107 AUG 67 14 2 .03 < .03 C 001 < 001 < .s t SE? 67 09 1 .02 < 009 < .0006 < 0006 < 4 46 OCT 67 09 1 .02 < 03 C 0006 < 0006 < 0)

NOV 67 10 t .02 < 006 < 0005 t 0005 C 001 DEC 67 07 1 .01 < 01 < 0005 < .0005 < 010-MEAN 11 1 .06 016 2 .019 < 0007 < 0007 < 011 MEAH GROUP III .11 2 .06 .010 t .022 < 0006 C 0007 < 012 e o . . _ .

TABLE C.XIII ' CONCENTRATI0HS OF I.131 N AIR IOCINE SAMPLES COLLECTED IN THE VICINITT OF LIMERICK GtHERATING STATIOH,1967 RESULTS IN LHITS OF PCI/CU. METER 12 SIONA SACUP I encup II GacuP III Wg gx - ................................ ................................ .................. 0 1983 1131 1451 15C1 3101 3561 13H4 ttG1 I < .01 < .01 < .01 < .01 < .01 < .01 < .007 C 01 2 < .01 < .01 < .01 < .01 < .01 < .006 < .01 < -.01 3 ( 01 <-.01 < .01 < .01 < .01 < .007 < .009 < 01

    ,     4     < .01               < .01            < .01             < .01               < .01           < .006           < .01              ( .01 5     < 01                < .01            < .01             < .02               < .01           < .007           C 007              < 01 6     < 01                < .01            < .01             < .01               < .01           < .006           < 01             -< .01 7     < 01                < .01            < 01              < .01               < .01           < .01            < 01               < 01 6     s .01               < .01            < .01             < .01               < .01           < . 0 06         < .01              < 01 9     C 006               C  006           C 01              < .01               < .01           < .006-          C 01               < 006 10     < 02                <  02            < 02              < .01               < .01           < .006           < 01               < 02 11     < 01                <  01            < 02              (    01             < .01           < . 0 06        < .01               < 01 12 -   < .01               <  01            < .01             < .01               < .01           < .007           < 01               < 01 13     <   01              <  01            < 01              < 01                < .01           < .007           < .01              < 01 14     <   01              <  01            < 01              < .01               < .01           < .437         '< .01               < .91 15     <   01              <  01            < .01             < 01                < .01           < .007           < 006              < 01 16     <   01              < .01            < .01             < .01               < .01           < .007           < .01              < .01 17     C   01              < 01             < 01              < .01               < .01           < . 0 06         < .01              <  01 16     C   01              < 01             < 01              < 01                < .01           < . 0 06         < .J1              <  01 19     C 02                < 02             < 02              < .01               < .01           < .006           < 009              <  02 20     < 01                < 01             < .01             < 01                < .01           < .007           C .e1              <  01 21     < 01                < 01             < 01              < .01               < .01           < .006           C 01               <  01 22     < 01                < 01             < 01              < 01                < .01           < .007           < 006              <  01 23     C 01                < 01             < .01             < 01                < .01           < .01            < 01               <  01 23     < 01                < 01             <  01             < 01                < .01           < .007           < 01               <  01 25     < 01                < 01             <  01             < .01               < .01           < .009           < 007              < .01 26     C 01                < 01             <  01             <   01              < .01           < .C07           C 009              < 01 27     < 01                < 01             <  01             <   01              < .01           < .01            < .009             < .01 26     < 009               < 009            <  009            <   01              < .01           < .005           C 01               < 009 19     < 02                < 02             <  02             <   01              < .02           < .01            < 0 06             C 02

) 30 C 0 06 < 006 C 007 < 009 < .009 < .005 < .0 06 < 007 31 < 02 < 02 < 02 < 02 < .02 < .01 < 01 < 02 32 < 01 < 01 < 01 < 01 < .01 < .02 < .006 < 01 33 < 009 < 009 < 006 C 01 < .01 < .007 < .01 < 0 06 54 < 01 < 01 f 01 < 01 < .01 < .006 C 009 < 01 35 C .03 < 01 < .01 < 01 < .01 < .007 < 0 06 < 01 36 < 02 < 01 < 01 < .01 < .01 < .007 < 006 < 01 37 < 01 < 01 < 01 < 01 < .01 < .006 < .02 < 01 36 C .01 < 01 < 01 < 0 06 < . 0 06 < .005 C 01 < .01 39 < 01 < 01 < 01 < .G1 < .01 < 007 < 01 < .01 40 C 01 < 01 < 01 < 31 < .01 < .01 < 01 < .01 41 < 01 < 01 < 01 < 01 < .01 < .007 < 006 C 01 42 < 01 < 01 < 01 < 0?) < .009 < .009 < .01 < 02 43 < 01 4 0% < 01 < 01 < .01 < .01 < 006 ( .01 44 < .01 < 01 < 01 '

                                                                       <   01              < .01           < .006           < 007              < 01 (5      < .01              < 01             < .01             <   006             < . 0 S*        < .007           < 01               < .01 46         (1)             < 01             <  01             < .009              < .307          < .01            < 006              <  01 47      <  01              < .01            <  009            <   007             < .007          < .(07           < .02              <  01 46      C  02              < 02             <  02             <   02              < .02           < .02            < .009             C   02 49      C  01              < 01             <  01             <   01              < .01           < .007           < 02               <  01 50      <  01              < 01             <  01             <   01              < .01           < .006           < .0 06            <  01 51      < 0 06             C    00*         < 0 06            <   01              < .01           < .005           C 007              < .009 52      < 01               < 01             < 01              <   01              < .01           < 01             < .006             < 01 MEAH       < 011              < 011            < 011             < 010               < .010          < . 0 06         < 010              < .011
81) SEE PROGRAM EXCLFTIO43 SECTION FOR EXPLAHATION

TABLE C.XIV CD4CDfTRATIGM OF I.131 Di MILK SAMPLES COLLECTED D4 THE VICD4ITY OF LIMERICK GD4ERATING STATICH,1967 q RESULTS IH LNITS OF PCI/ LITER 2 2 SIoru IMOICATOR FARMS COLLECTIDH DATE 7Et 1961 itEl 13E2 17C2 16C1 2161 2561 01/11/07 C 07 < 07 < .C7 C .06 C .06 C .06 < .06 01/10/67 < 05 < 05 C 07 < 05 C .05 < .04 C 05 01/10/87 < .05 < 06 < 06 C 05 < 05 < .05 < 06 64/14/07 C 06 < .06 < .07 C 06 < 06 C 05 C 06 04/26/07 .C 06 C 05 < 05 05/12/07 C 06 < 06 < .07 < 05 < 05 C 05 C 06 05/26/87 < .il < 05 < 64 06/09/67 C 64 < 04 C 06 C 05 C 05 C 05 C 05 06/23/87 < 04 < 05 C 05 07/07/87 C 05 < 05 C 06 C 05 < 07 C 05 C .05 07/21/87 < 05 < .G5 t 05 06/03/87 11) < 05 < .06 < .07 C 04 C 05 < 64 C 05 06/18/67 < 03 C 03 C 04 09/01/87 < 04 < .06 < 06 < 03 < . D4 C 03 C . 04 09/15/57 C 04 C 64 C 04 09/29/67 C 04 < 04 C .04 10/13/87 < 04 C 05 C 05 C 04 < 05 C 04 C .05 10/27/67 C 04 C 04 C 05 11/10/67 C 05 < 64 C 05 < 05 C 05 C . 64 < 05 11/24/67 C 06 < 06 C 07 12/15/67 < 05 < 05 C . D4 < 05 C 45 < 05 < .05 MLAN < 05 < 05 C 05 < 06 .C .05 < 05 C .05 < .05 CONTR0L FARMS COLLECTION DATE 36El 9El 901 ttF1 01/13/S7 C 06 < 06 < .05 < 06 01/10/87 < 0$ < 06 C .06 < 05 01/10/87 < 06 < 06 < .05 < 05 04/14/87 < .07 < 07 < .07 < 06 04/t8/87 < 05 05/12/67 C 06 C 06 C 06 C 05 05/26/6* < 05 06/09/67 < 05 < 05 C 05 < 05 06/23/07 < 04 07/07/07 < 07 < 07 < 07 < 05 07/21/07 < 06 06/03/87 < 06 < 05 C 06 C 05 06/18/87 < 03 09/01/07 C 03 C . D4 C 06 C . D4 09/15/87 C 04 09/29/67 < 64 10/13/67 C 06 C 64 C 06 < . D4 10/27/67 C 05 11/10/87 < 06 < 05 C 07 < 05 11/24/67 < 06 12/15/67 C 05 < 04 < 05 C .04 MEAN < .06 C 05 < 06 C 05 W tee STATIcel 1C61 IS 00AT MILK (1) FARM OISCIt0rD4)ED Ai4D REPLACED 6711E1 ,

TABLE C.XV CONCD4TRATIO4S OF GAfttA EMITTERS D4 MILX SAMPLES COLLECTED D4 THE VICD4ITT OF LIMERICK GD4ERATD4G STATIOH,1987 RESULTS D4 LNITS OF PCI/ LITER 2 2 SIGMA 1 D4DICATOR PAOMS STATIOi COLLECTIG4 000E DATE K.40 CS.134 C3 137 BA.140 LA.140 752 01/13/07 1200 2 100 <2 <t c7 <3 04/14/87 1200 1 100 <t <t C9 <4 07/07/87 1200 i 100 <1 <t <4 <t MEAN 1200 20 <t <t <7 <3 1981 01/13/87 1300 t 100 <3 9 25 <9 <3 01/10/87 1200 1 100 <3 <3 <8 <3 03/10/87 1600 1 200 <3 8 13 <9 <3 04/14/87 1200 2 100 <3 <3 < 10 <3 04/26/87 1400 t 100 <3 43 < 10 <3 05/12/87 1500 1 200 <3 <3 C 10 <4 05/26/87 1500 1 200 <3 <3 C 10 t3 06/09/87 1500 1 100 <3 <3 <9 <3 06/23/87 1500 2 100 <3 11 25 C9 <3 07/07/87 1300 1 100 <3 <3 C9 <3 07/21/87 1500 2 100 <3 10 15 <8 <3 06/03/87 1600 t 200 <3 C3 <9 C3 DS/1S/87 1500 t 200 <4 <4 < 10 C5 09/01/87 1400 t 100 <3 13 27 <8 <3 09/15/07 1800 t 200 <t 6 14 <5 <t 09/19/87 1600 t 200 <3 <3 <9 <3 10/13/87 1400 1 100 <t < t C7 <3 10/27/87 1t00 t 100 <3 < t c8 C3 11/10/87 1300 t 100 <3 <3 <9 <3 4 11/24/87 1500 1 100 <3 C3 <8 <3 11/15/87 1200 2 100 <3 <3 <8 C3 MEAN 1429 2 323 <3 5 27 <9 <3 11Et 10/13/87 1200 1 100 <3 C3 < 10 <4 NEAN 1800 10 <3 C3 < 10 C4 13Et 01/13/87 1400 1 100 <t < t C7 <3 04/14/87 1300 1 100 <3 < 3 C 10 <4 07/07/87 1300 1 100 <t 7 13 <6 <t 10/13/87 1400 t 100 <3 <3 C 10 <4 NEAH 1350 t 115 <3 4 24 C8 <3 l 17C2 01/13/87 1400 1 100 <t < t c5 C2 02/10/87 1200 1 100 <t <t C4 < t l ! 03/10/87 1300 t 10G <t < t C5 C2 04/14/87 1200 1 100 <2 < t C6 < t 04/28/87 1300 t 100 <2 C2 C7 < t 05/12/87 1300 2 100 <t < t C6 <1 05/26/87 1200 t 100 <t C2 <6 < t 06/09/87 1200 t 100 <t <t c5 <t 06/23/87 1300 2 100 <t < t <5 < t 07/07/87 1100 2 100 <t < t C5 C2 07/21/87 1200 2 100 <t < t C4 <t 06/03/07 1400 2 100 <t <t C5 <t i 08/18/87 1300 2 100 <t <t C5 <t l 09/01/87 1400 t 100 <t <t C4 <t 09/15/87 1200 1 130 <3 <3 <8 C3 ( i 09/29/07 1100 2 100 <t <t C5 <t 10/11/87 1100 1 100 <t <t <6 <3 l <9 <3 10/27/87 14J0 1 100 <3 <3 l <5 C2 11/10/07 1300 2 100 <2 C2 ' 11/24/87 1300 1 100 <t < t C4 < t 12/15/87 1500 t 100 <t <t C4 C2 NEAH 1271 1 220 <t <t <5 C2 i l

TABLE C.XY CONCD(TRATIO45 OF GAP 91A EMITTERS TH MILX SAMPLES COLLECTED Di THE VICD4ITY Of LIMERICK GD4EeATD4G STATION.1967 RESULTS IN Lt4ITS OF PCI/ LITER 2 2 410MA DelCATOR PARMS STATIO4 COLLECTIO4 CODE DATE K.40 CS.134 CS.137 BA.140 LA.140 16C1 01/13/67 1200 1 100 Ct <t C7 <3 04/14/07 1200 1 100 <2 <1 < 10 <3 07/07/67 1300 1 100 <t <1 <4 <t 10/13/67 1200 1 100 <3 <3 < IS <4 MEAN ttts 1 100 <t <t <S <3 2151 01/13/67 1500 t 200 <t <t C7 <t 04/14/67 1200 1 100 <2 <t c9 <3 07/07/67 1400 t 100 <2 <t C4 <2 10/13/67 1300 2 100 <t 5 23 <7 <3 MEAN 1350 t 256 <t 3 23 <7 <3 1581 01/11/67 1200 1 100 <t <t <5 <t 01/10/07 1200 1 100 <t 6 13 C6 <t 01/10/67 1200 1 100 <t <t C5 C2 04/14/87 1400 1 100 <t <t c5 <t 04/2S/67 1300 1 100 <t <t C6 <3 05/12/87 1200 t 100 <t <t <6 <3 05/26/67 1300 1 100 <2 <t <6 <t 06/09/67 1200 1 100 <1 <t <5 <t 06/23/67 1200 1 100 <2 <t C5 <t 07/07/67 1200 1 100 <2 <t <5 <t 07/21/87 1200 1 100 <t <t <5 C2 bb/03/67 1200 t 100 <t <t <5 < t 6&#16/87 1200 2 100 <t <t c5 < t 1581 09/01/07 1200 2 100 <2 <t C5 ( 2 09/15/67 1300 1 100 <t <2 <4 < t 09/29/67 1200 2 100 <2 <t C6 < t 10/13/87 1200 2 100 <3 <3 < 10 < 4 10/27/67 1300 1 100 <2 C2 <5 < t 11/10/67 1200 1 100 <t C2 <5 < t 11/24/67 1300 2 100 <2 C2 <5 C t 11/15/67 1300 2 100 <t < t C4 <2 NEAN 1236 2 116 <t 2 13 <5 C2 Mf>Je DtDICATORS 1306 1 271 <t 3 14 ( 7 <3 T l 1

   -.  - - - - - - - -          ,              .    -  , . - . < - -            .-       ,--------,--.-.4-        - - ,
  .m          .

TABLE C.XY CQ4CDORATICt43 OP gar 91A EMITTERS Di MILK' SAMPLES COLLECTED D4 THE VICD4ITY OF LIMERICK GD4ERATDIG STATICrie 1967 RESULTS D4 LHITS OP PCI/ LITER 12 SIGNA CCHTROL FARMS STATICH COLLECTIG4 DATE K.40 C3 134 CS.137 bA.140 LA.140 CODE lett 01/13/67 1200 1 100 <2 <t <7 <f 64/14/67 1100 t 100 <1 <t C6 < t 07/07/67 1200 2 100 <t <t <6 C2 10/13/07 1400 t 100 <t <2 <7 C2 NEAN 1215 1 252 <2 <t C7 <t 9Et 01/13/67 1300 1 100 <3 C3 < 10 <5 04/14/07 1200 1 100 <2 < t c7 <t 07/07/67 1100 1 100 <3 <t C6 C2 14/11/67 1400 2 100 <2 < t <7 <3 NEAN 1250 t 256 C3 <2 <6 C3 9Gl 01/11/87 1400 1 100 <2 <t C7 C3 04/14/67 1500 1 100 <t <t c7 <3 07/0f/07 1400 1 100 <t <t <6 < t 10/13/07 1400 1 100 <t <t <7 <3 NEAN 1375 1 100 <2 <2 <7 C3 22F1 01/15/67 1400 t '00 <2 <t c5 < t O t/10/67 1200 1 100 <3 <3 C 10 <4 01/10/67 1300 2 100 <t <2 < 6 <t 04/14/67 1300 2 100 <2 4 12 < 6 <t 04/26/87 1300 1 100 <2 <t C 6 <t 05/12/67 1300 1 100 <t <1 < 6 <t 05/26/87 1100 1 100 <2 <t <6 <2 06/09/07 1400 1 100 <t <t < 5 <t 06/21/07 1300 t 100 <t <1 < 5 <t 07/07/67 1540 1 10 <2 <2 <5 <t 07/21/67 1400 2 100 <t <t <5 <t 60/01/67 1400 t 100 <t <t <5 <t 06/1S/67 1300 1 100 <t <t <4 <t 09/01/37 1100 2 100 <t <t <4 <1 09/15/67 1500 2 100 <t <t <5 <t 09/19/07 1300 1 100 <t <t C5 <1 10/11/67 1200 1 100 <t <t <6 C2 10/27/67 1400 1 100 <t <t c5 < t 11/10/67 1400 1 100 <2 <t <5 < t 11/24/07 '500 t 200 <2 <t C4 <1 12/15/67 1300 t 100 <1 <t c4 C2 NEAN 1316 2 199 C2 2 11 <5 C2

l TADLE C-XVI COaCDITRATIOC .c AQUEOUS TRITItR1 AND Gat 9tA EP.r' TERS D4 HELL MATER SAMPLES l (X)LLECTED D4 THE VICD4ITY OF L*MRICK GENERATD4G STATION.1967 PESULTS D4 tRIITS Of PCI/ LITER 12 SIG1A CTATICD4 CX)LLECTIst A M OUS CODE DATE H3 P9b54 CO-58 FE-59 CO-60 38-65 2R-94 95-95 CS-134 CS-137 BA-144 LA-140 1119 95/2 U87 < to < .3 < .4 < .9 < .4 < 7 < 8 < .4 < .3 < .4 <5 <2 11/30/07 < 90 < .4 < .4 < .9 < .4 < 9 < 9 < .5 < .4 < .4 <3 <1 ) PtEAN < 99 < .4 < .4 C 9 < .4 < .8 < 9 < .5 < .4 < .4 <4 <1 18At 05/2V87 100 1 100 < .3 < .4 <.8 < .3 < .6 < 9 < 4 < .4 < .4 <4 <2 11/30/87 SJ 1 90 < .5 < .6 <1 < .6 <1 < 1 < .6 < .6 < .6 <4 <2 ftEE4 95 1 14 < .4 < .5 < .5 < .5 < .8 < t.9 < .5 < .5 < .5 <4 <1 1 a'l I d 4 5 i i J _ - - , , _ , _ , . _ - - _ . _ - . _ - . . --,._.__,m.- _ - _ . - , . . . _ , . . , - . ~. _ _ _ - - _ _ - - _ _ _ _ . _ _ _ _ _ _ _ _ _ _ - - _ - - . - - - - - - - - - . - - - - - - - _ _--

TA8LE C.WII CG4CDfTRATICH OF GAmA EMITTERS Di VEGETATIQ4 SAMPLES COLLECTED IN THE VICD4ITT OF LIMERICK GD4ERATD4G STATICH 1967 RESULTS D4 LHITS OF PCI/ GRAM (WET) 2 2 SIONA

             $ FAT!GH COLLECTION CODE       PERICO      Mr.DIA                  BE.7           K.40           1 131     CS.134   CS.137 1981      05/31/67      LEAFT VEGETABLE          < .05       7.9    1 .6        < .006    < .006   < .006 ROOT CROP                < .05       2.2    2 .2        < .006    < .006   < .006 06/22/67      LEAFT VEGETA6LE          < .05       6.1    2 .6        C   009   < .005   < .005 ROOT CROP               .< .04       3.7    2 .4        <   006   < .004   < .005 07/19/07      LEAFY VEGETABLE       5      2 .1    7.6    2 .6        <   01    < .007   < .007 ROOT CROP                < .05       4.4    2 .4        <   009   < .005   < .005 06/17/67      LEAFY YEGJTABLE      ,9      2 .2    6.9    1 .9        <   02    < .01    < .01 ROOT CROP                < .05       3.2    2 .3         <  009   < .006   < .006 09/13/67      LEAFT VEGETABLE          < .06       6.2    2 .6        <   010   < .007   < .007 ROOT CROP                < .0I       3.5    1.3          < .005   C 004    < .003 10/25/67      LEAFY VEGETABLE      .2      2 .1    6.7    1 .9         C .01    < .006   < .000 ROOT CROP                < .02       4.3    2 .4        < 004     < .003   < .003 NEAN                          .17     1 .53   6.6    1 4.7        < .009   < .006   < .006 TA8LE C.WIII       C04CD4TRATIO4S OF GAtt1A EMITTERS Di RABBIT SAMPLES COLLECTED D4 TNE VICD4ITT OF LIMERICK GD4ERATD46 STATIO4.1967 RE5JLTS Di f)4ITS OF FCL% RAM (WET) 12 SICMA STATIO4 COLLECTIC'4 CODE       PERIOD        K.40            I.131            C3 134          C3 417 E6S5      11/t5/67      2.5    2 .3          < .005          < .001          < .002 i
                                                                                                                                   -      -     ~

v Teste C-XIX tt0HTMLY TLD RESULTS FOR LINE0ICK GD.2RATDIG 2TATI0H. 1987 SESULTS Itf (MITS OF MILLI-ROUffGUv3TD. 790 i 2 S.D. STSTION FW.Ait i JAN FE8 M6# APS tt&Y JLtd jut. AUG SEP OCT MW DEC CODE 2 S.D.ill 3658 7.2 2 0.9 6.7 1 0.2 7.4 i S.9 7.1 1 0.5 7.4 i S.5 7.0 i C.6 7.6 i S.8 6.4 1 0.3 7.1 i S.5 7.6 i S.4 7.0 1 1.0 8.1 1 S.4 6.9 i S.4 2et 6.5 i S.7 6.5 1 0.3 6.5 i S.3 6.4 i S.4 6.9 1 1.1 6.+ 1,0.4 7.4 1 0.5 5.8 1 0.3 6.5 1 0.4 6.6 i S.4 4.4 1 4.2 7.6 i G.4 6.5 1 0.2 I 2Et 7.2 i 1.2 4.2 i S.6 6.6 2 0.4 7.1 1 0.3 8,3 i S.3 6.7 1 0.8 7.8 1 0.6 6.7 2 e.6 7.8 i S.6 7.7 i 1.3 4.9 i S.3 7.410.5 7 i e.1 331 6.7 i 0.8 6.7 i 0.4 6.4 i S.4 6.7 i G.3 6.7 1 8.3 6.6 1 0.3 7.0 1 0.1 6.6 1 4.2 6.4 1 0.5 6.9 i 8.5 6.7 t 0.2 7.7 1 0.2 6.7 1 0.2 4Et 5.8 i 1.9 5.4 2 0.3 4.3 1 9.3 5.6 1 0.4 6.6 1 0.2 5.3 i S.5 5.7 1 0.2 5.9 i S.3 5.7 1 0.3 6.4 i S.4 5.2 i S.2 5.8 i S.1 6.4 1 0.2 ES: 6.6 1 0.8 6.4 1 0.7 6.4 i S.6 6.7 i S.2 6.8 1 0.2 4.3 i 8.5 6.7 1 8.4 5.7 1 8.3 7.2 1 1.3 7.8 i S.4 6.4 1 0.2 7.1 1 4.3 6.7 i 4.5 I I SHI 8.2 1 0.8 7.7 1 0.5 7.7 1 0.5 8.2 1 0.1 8.3 i S.4 8.1 i S.5 8.5 i S.3 7.5 1 9.% 6.4 1 9.7 8.6 1 9.7 8.0 1 0.3 8.8 1 0.2 8.3 1 0.4 6CS 7.0 1 1.1 6.4 2 0.3 6.5 1 0.4 7.0 1 4.4 7.9 i S.2 6.6

  • 8.7 8.4 2 0.5 4.5 1 8.6 7.0 1 4.2 7.1 i 4.6 7.6 1 0.4 7.2 i S.5 6.7 1 0.1 731 7.4 1 1.2 6.9 1 0.8 6.9 1 0.3 7.4 1 0.2 7.3 1 9.4 7.3 2 0.5 8.9 1 0.5 6.4 2 0.3 7.6 t 9.2 7.8 i S.6 7.0 1 S.4 7.8 1 0.4 7.4 1 0.3 7El 7.1 1 8.6 7.9 i 0.5 6.5 1 0.3 7.0 i S.2 8.1 t *.3 6.9 1 0.4 7.4 1 0.5 6.6 i 0.5 7.3 i S.4 7.4 1 0.5 6.9 1 0.t 7.3 i S.3 7.1 1 0.1 9C1 6.9 1 9.9 6.5 1 4.6 7.7 1 0.3 7.4 i 4.6 6.4 i S.6 6.5 i S.2 7.1 i S.3 6.4 1 8.3 7.1 1 0.5 7.2 1 4.2 6.3 1 0.2 7.G i 0.4 6.6 i S.t 1953 7.1 i S.8 6.8 1 4.4 6.8 1 0.4 7.3 1 9.7 7.2 1 0.5 7.0 i G.4 7.5 1 4.7 6.4 1 9.3 7.5 i S.6 7.7 1 9.4 6.7 t 9.3 7.6 i S.4 6.7 i 9.1 i

10Et 7.3 1 1.2 6.9 1 0.2 6.7 1 0.0 7.8 1 0.7 7.4 1 9.4 7.9 1 8.6 7.3 i S.4 6.6 1 0.2 8.7 i S.8 7.3 i S.5 o.# 1 0.4 7.4 1 0.3 7.9 i e.3 10F3 7.2 i 1.8 6.8 1 0.6 6.6 i 8.2 7.5 i S.6 7.0 1 0.4 4.8 1 0.3 7.4 i S.2 6.5 1 0.2 9.7 1 0.8 7.4 i S.4 6.5 i 9.3 7.7 1 9.7 6.8 i 9.3 1 j 1131 7.9 e 1.3 7.4 i S.2 7.2 i 9.3 8.0 1 0.5 8.8 i S.6 7.9 i S.6 8.2 i S.5 7.1 1 4.3 9.4 1 0.5 8.2 i S.5 7.3 1 4.4 8.2 i S.6 8.2 1 0.7 l nci 5.2 2 0.6 5.9 i S.3 5.2 i . 1 5.i 1 . 2 5.3 2 0.2 4.8 i .. 5.4 1 0.4 4. 7 1 . . 5.3 i 4.3 5.6 i ..e 5.. i S.1 5.8 i 0.2 4.,i 3.2 , 13Et 7.1 1 0.7 7.0 1 9.8 7.1 1 0.4 7.2 1 0.2 7.9 i S.3 6.7 i S.5 7.5 i S.9 6.5 1 0.4 7.4 1 8.4 7.6 1 0.2 6.7 i G.4 7.410.9 6.8 1 4.3 J

     $ 3H3    6.6 1 1.0    6.8 i S.3  6.5 i S.5  6.7 1 0.4  7.1 1 0.5   6.6 i S.2 4.2 1 0.2  6.1 i S.2  6.4 i S.2   7.4 1 0.5  6.3 i S.4    7.5 i S.4 6.9 i S.2

'- 1431 6.6 i 1.4 6.1 i 8.5 6.1 1 0.2 6.4 i e.2 7.6 i G.2 6.0 i 4.3 6.9 i S.6 5.5 1 0.5 7.7 1 0.2 7.0 1 0.4 7.9 1 0.2 7.9 i 3.4 6.0 1 S.4 1509 7.1 i f.9 7.110.5 6.4 i S.3 7.5 1 0.2 6.9 i G 2 6.9 1 0.2 7.5 i S.5 6.5 1 0.2 7.3 1 4.4 7.6 1 0.3 6.8 i S.3 8.1 1 0.3 6.8 i 4.1 1 } 16S2 6.3 i S.7 4.1 1 1.2 6.2 i S.2 6.3 i S.2 6.2 1 0.2 6.0 i e.3 6.c i S.5 5.7 1 0.3 6.3 1 4.5 6.9 1 8.8 5.9 i S.3 6.7 i S.5 6.1 1 0.2 i ! 18r1 7.6 1 1.5 8.314.2 4.3 1 0.1 7.5 1 0.2 7.6 2 8.9 7.1 1 0.3 8.2 1 0.4 6.9 1 8.2 9.1 1 0.3 8.0 i S.4 7.4 2 1.3 8.0 1 0.4 6.8 i G.2 i i 1781 6.7 1 0.9 6.3 1 0.3 6.4 1 0.4 6.710.3 6.7 1 0.1 6.3 i S.5 7.9 i 9.7 6.4 i S. 6.8 1 0.5 7.2 1 0.9 7.4 i 8.3 7.2 1 0.4 6.2 1 0.2 1 4 1;51 6.3 1 0.8 5.9 1 8.4 5.9 i S.2 6.3 i S.3 6.2 1 8.2 6.1 1 0.7 6.7 i S.2 5.6 t 8.3 6.3 i G.3 4.8 1 8.5 5.9 i e.3 6.7 i S.* 6.9 i 9.4

1. HEAff ete TWO TIMES THE STAteArc DEVIATIG4 OF THE PD(THLY RESULYS.
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TABLE C-XIX NotfTHLY TLD RESULTS FOR LIttERICK GD4ERATD4G STATIGI,1967 DESULTS IN LD4ITS OF MILLI-RODETGOVSTD to.1 1 S.D. STATIO4 ttEAtt i JM4 FEB MAR APR MAY JLA4 jut. AUG SEP OCT HW DEC CODE 2 S.D.t93 1SG1 6.9 1 9.0 6.5 1 0.4 6.4 1 0.1 7.2 1 9.3 7.2 i 0.3 6.7 1 0.3 7.4 1 0.5 6.1 1 0.2 6.9 1 0.3 7.7 i G.4 6.3 i S.3 7.3 1 0.2 6.7 1 0.1 1901 4.8 1 0.9 6.8 i 1.8 4.4 1 0.2 7.5 1 0.3 7.0 1 0.3 6.3 1 0.5 7.8 1 0.5 6.4 1 0.1 6.6 z 8.3 6.9 i S.3 6.2 i S.2 7.6 i 4.6 6.5 1 8.4 2001 6.7 1 0.7 6.0 1 0.4 4.7 1 0.4 6.6 i O.3 6.4 1 0.4 6.2 1 0.5 6.7 1 0.3 6.5 1 0.2 6.6 1 0.4 7.1 1 0.4 6.9 1 0.2 7.2 1 0.1 6.6 1 0.2 20ft 6.9 1 0.9 6.1 i 0.5 6.6 1 0.2 7.1 1 0.3 6.9 1 0.2 6.7 1 1.1 7.5 1 0.2 6.9 1 0.2 7.5 1 0.3 7.3 1 8.4 6.5 i S.3 6.9 1 0.2 7.4 1 0.5 2131 6.3 1 0.6 6.0 1 0.5 6.1 1 0.2 6.3 1 0.2 6.2 1 0.2 5.9 1 0.2 6.5 1 0.1 6.2 1 0.0 6.6 i 9.3 6.7 1 0.3 4.8 1 0.3 6.7 1 0.2 6.2 1 0.2 22G1 6.7 1 0.8 6.4 1 0.4 6.4 1 0.3 6.8 1 0.3 6.3 1 0.2 6.3 1 0.8 6.8 i S.4 6.6 i S.1 6.8 i 4.3 7.2 1 4.4 6.5 1 0.1 6.9 1 0.5 7.6 1 0.0 23S2 6.7 i 1.1 6.5 1 0.6 6.3 1 0.5 6.9 i 9.3 6.4 1 0.3 4.3 i S.4 8.2 i S.5 6.4 i S.2 7.0 i 5.2 6.9 1 0.2 4.3 1 8.9 7.2 1 0.4 6.4 1 0.1 24D1 6.4 1 0.7 6.7 i 1.3 6.1 1 0.2 6.2 1 0.2 7,0 i 4.2 5.9 1 0.2 6.6 1 0.5 6.1 1 0.2 6.4 1 9.3 4.7 i 4.2 5.9 1 0.2 6.8 1 0.4 6.1 1 0.2 25S1 6.4 1 0.6 6.4 1 0.9 6.4 1 0.4 6.6 1 0.1 4.3 1 0.3 5.9 1 0.3 6.6 1 0.4 6.4 1 0.2 6.6 i S.3 7.0 1 0.2 6.0 1 0.2 6.4 i S.3 6.4 1 0.4 2501 4.1 1 0.9 5.6 1 0.4 6.9 1 3.3 6.9 i 9.2 5.7 1 0.2 5.5 1 9.4 6.7 2 1.3 5.8 i S.2 6.4 1 0.2 6.3 i 9.1 5.7 1 0.2 4.3 1 4.4 6.0 1 0.1 2153 6.3 1 0.6 5.0 1 0.3 7.0 1 0.2 6.3 1 0.5 5.9 i 0.2 5.6 1 0.3 6.3 1 0.3 6.1 1 0.3 6.4 i S.4 6.7 1 0.4 5.9 1 0.3 4.9 1 0.7 6.1 1 0.2 2658 6.710.7 6.2 1 0.6 6.4 1 0.3 7.0 1 0.4 6.5 1 0.4 6.5 1 1.3 7.1 1 0.3 6.6 i S.3 6.9 1 0.2 7.2 i 8.5 4.1 1 0.3 7.1 1 0.6 6.0 1 0.3 2002 6.7 i 1.4 5.9 1 0.1 7.2 1 0.2 6.6 1 0.2 6.2 1 0.3 6.1 1 0.2 8.4 1 0.7 4.4 1 0.3 6.7 1 0.6 6.8 1 0.2 6.2 1 0.3 7.3 1 0.6 6.5 1 0.5 2931 6.3 i 1.1 7.S 1 4.4 4.2 1 0.2 6.2 1 0.2 6.1 1 0.2 5.6 1 0.3 6.5 1 0.3 6.1 1 0.3 6.3 1 0.2 6.5 1 0.3 6.1 1 9.1 6.7 1 0.3 6.1 1 0.3 2901 6.7 1 0.9 6.2 1 0.3 6.4 1 0.9 7.9 i 1.0 6.5 1 4.4 5.9 1 0.9 7.0 1 0.2 6.6 i e.2 4.9 1 0.3 7.6 1 0.4 6.2 1 0.3 6.8 1 4.5 6.7 i S.3 29Et 6.9 i 1.2 6.911.4 6.6 1 0.4 6.9 1 0.1 4.4 1 0.3 6.5 1 0.5 7.3 1 0.3 6.5 1 0.3 8.4 1 0.4 7.1 1 9.3 6.4 i G.2 7.3 1 0.3 6.3 i 4.4 3tD1 8.4 1 0.8 8.4 i 1.4 8.0 1 0.4 8.6 1 0.1 6.3 1 0.3 8.8 1 0.3 8.0 1 0.4 8.0 1 0.6 8.3 1 0.8 9.0 1 0.5 8.2 1 0.3 9.2 1 0.4 8.4 i S.4 3102 7.6 1 1.2 6.8 1 0.3 7.4 t 0.1 7.9 i 1.2 7.2 1 0.5 6.9 i S.5 9.0 i 1.1 7.3 1 0.6 8.9 1 1.2 7.9 1 0.3 7.3 1 6.8 7.8 i 0.5 8.2 1 0.3 3231 5.2 i 1.2 4.0 1 0.6 5.1 1 0.9 5.2 1 0.2 4.9 1 0.5 4.5 1 8.1 6.4 1 0.3 4.6 1 0.3 6.5 1 0.2 5.4 1 0.3 5.1 1 0.1 5.3 1 0.2 4.0 1 0.1 32G1 7.4 1 1.0 6.7 1 0.1 7.6 1 0.3 7.5 1 0.6 7.0 1 0.4 6.7 1 0.5 7.4 1 0.5 7.1 1 0.3 7.5 1 0.5 7.6 i 9.4 6.4 i S.4 7.9 1 0.3 7.1 1 0.1 3452 7.3 1 0.8 6.7 1 0.2 7.3 1 0.3 7.3 1 0.3 7.6 1 0.5 6.8 1 0.2 7.3 1 0.3 E.9 1 0.2 7.3 1 0.3 8.1 1 0.7 7.1 1 0.3 7.6 1 0.6 7.4 1 0.4 34Et 7.1 1 1.4 6.4 1 0.6 7.8 1 0.2 7.0 1 0.3 6.6 1 0.4 6.4 1 0.3 8.8 1 0.7 6.5 1 0.3 7.410.3 7.5 1 0.5 6.7 1 0.2 7.2 i S.4 6.6 i 8.2 3551 7.0 1 9.0 6.4 1 0.3 6.7 1 0.1 6.8 1 0.2 6.7 1 0.4 6.7 1 0.6 7.5 1 0.4 7.1 1 0.5 7.2 1 0.4 7.3 1 0.8 8.1 1 0.5 7.4 1 0.4 6.7 1 0.2 35FI 7.6 1 0.9 7.0 1 0.6 0.0 i 0.2 7.7 1 0.2 7.5 i S.3 7.3 1 9.3 8.4 1 0.4 8.0 1 0.3 0.2 1 0.3 8.1 1 9.6 7.410.2 8.1 i S.4 7.5 1 0.2

1. MEN 8 MID TW3 TIMES Tite STAllDIRD DEVIATIO8 OF THE POfillLY RESULTS.

TA8LE C XX 9JARTERLT TLD RESULTS FOR LIhERICK GDIERATDiG STATIOle 1967 RESULTS D4 (NITS OF MILLI.RODRGDVSTD. MO. i t 3.0 STATIO4 MEN 4 2 JAN. MAR APR.JJi JJL.SEP OCT.0EC CODE 2 S.D. (1) 3631 7.3 1 0.6 6.9 1 0.5 7.6 1 0.7 7.2 1 0.3 7.5 1 0.3 tot 6.4 1 0.9 6.0 2 0.2 7.0 1 0.1 6.2 2 0.1 6.6 1 0.1 2E1 7.1 2 0.9 6.6 1 0.1 6.9 1 0.4 7.4 1 0.4 7.6 1 0.5 3St 6.7 1 0.6 6.2 1 0.1 7.1 1 0.3 6.7 2 0.1 6.9 1 0.1 4E1 5.3 1 0.6 4.9 1 0.1 5.5 2 0.1 5.3 1 0.1 5.6 1 0.1 531 6.720.9 6.2 1 0.4 7.3 2 0.3 6.5 2 0.2 6.7 1 0.3

                                 $H1      6.4 1 1.4       7.6 2 0.2 9.3 2 0.3 8.3 2 0.2 6.6 2 0.3 6C1       6.6 1 1.3 6.2 1 0.3 7.7 1 1.3 6.7 1 0.3 6.7 1 0.1 731       7.3 2 1.1      6.8 1 0.2 8.1 1 0.2 7.1 1 0.2             7.4 1 0.1 7El       7.1 1 0.6 6.6 2 0.2 7.6 1 0.4                 7.1 1 0.3 7.3 2 0.3 9C1      6.6 1 0.6 6.3 1 0.3 7.3 1 0.5                  6.7 1 0.4  6.6 2 0.3 10S3        7.1 1 0.6 6.7 1 0.1            7.7 1 0.1      7.0 1 0.5 7.0 1 0.3 10E1       6.9 2 0.4       6.6 1 0.2 6.6 1 0.2 7.2 2 0.4 6.7 1 0.4 10F3       6.6 1 0.6 6.3 1 0.2 7.2 1 0.3 6.9 1 0.1                   7.0 1 0.2 1131        7.6 1 0.9 7.3 1 0.3 8.4 1 0.4                 7.7 2 0.4  7.7 2 0.2 13C1       5.2
  • 0.6 4.920.0 5.5 1 0.3 5.1 1 0.1 5.4 1 0.1 13E1 v.6 1 0.6 6.4 2 0.2 7.1 1 0.6 6.7 2 0.2 6.9 2 0.2 13H3 6.2 1 0.6 5.7 1 0.2 6.6 2 0.1 6.0 1 0.2 6.4 1 0.1 1431 6.5 1 1.0 5.9 1 0.2 7.0 1 1.3 6.3 2 0.3 6.7 1 0.9 15D1 7.2 1 0.9 6.6 1 0.4 7.6 2 0.3 7.3 2 0.2 7.4 1- 0.1 1652 6.3 1 1.1 5.6 1 0.3 7.0 1 0.7 6.3 1 0.1 6.4 1 0.1 16F1 7.3 2 0.6 6.6 1 0.7 7.6 1 0.4 7.410.6 7.2 1 0.2 1781 6.6 2 1.2 6.3 1 0.2 7.6 1 1.1 6.4 .t 0.1 6.7 2 0.2 1851 6.4 2 0.6 6.3 1 0.5 6.9 2 0.6 6.2 2 0.4 6.4 1 0.2
1. NF.#4 AND TM) TD1ES THE STM4DARD DEYIATIO4 0F THE QUARTERLT RESULTS.

TA6LE C.XX QUARTERLT TLD RESULTS FOR LIMERICK GDIERATDeG STAT 104, 1967 RESULTS D4 uiITS OF MILLI.RODfTGDVSTD. PC.12 S.D. STATIO4 ME#11 J#4.NAR APR.Jlkt JUL.SEP OCT.DEC CODE 2 S.D. (1) 1601 6.7 2 1.5 5.6 2 0.4 7.6 1 0.4 6.V 2 0.3 7.0 1 0.2 1901 6.7 1 0.6 6.4 2 0.1 7.2 1 0.3 6.1 1 0.3 6.6 1 0.3 2001 6.5 2 1.0 6.0 2 0.1 6.6 2 0.2 6.' 1 0.2 7.0 1 0.1 tort 6.6 2 0.9 6.2 1 0.4 7.3 1 0.3 6.7 1 0.3 7.0 1 0.3 2151 6.1 1 0.7 5,6 1 0.2 6.4 2 0.3 6.1 1 0.3 6.3 2 0.5 22G1 6.5 1 1.0 6.0 2 0.5 7.110.2 6.3 1 0.3 6.6 2 0.3 23St 6.4 1 0.9 5.920.2 6.6 1 0.2 6.3 2 0.5 6.920.2 2401 6.0 2 0.7 5.6 2 0.2 6.4 1 0.5 6.1 1 0.2 6.1 2 0.2 2331 6.2 1 0.6 5.7 1 0.2 6.5 2 0.2 6.2 1 0.4 6.5 2 0.4 2501 5.7 1 0.5 5.7 1 0.3 6.1 1 0.2 5.6 1 0.2 5.5 1 0.2 2633 6.0 1 0.9 5.5 1 0.4 6.5 1 0.3 5.9 1 0.1 6.1 1 0.4 2661 6.6 2 1.0 5.9 2 0.2 7.110.2 6.6 2 0.6 6.6 1 0.4 2602 6.2 2 0.9 5.9 1 0.1 6.9 1 0.2 6.2 1 0.2 5.9 1 0.4 2931 6.1 1 0.6 5.6 2 0.2 6.2 2 0.3 (.0 1 0.1 6.5 1 0.2 2961 6.6 2 0.6 6.3 2 0.2 7.110.5 6.3 1 0.1 6.7 1 0.3 7 29Et 6.5 2 0.6 6.2 1 0.1 6.7 1 0.1 6.2 1 0.2 6.6 2 0.2 3101 6.3 1 0.7 7.6 1 0.1 6.6 2 0.3 6.1 1 0.3 6.5 2 0.2 3102 7.0 1 0.9 6.6 1 0.2 7.5 1 0.2 6.7 1 0.3 7.3 2 0.3 3251 4.9 1 0.9 4.5 2 0.2 5.2 2 0.1 4.5 1 0,2 5.3 2 0.2 32G1 7.120.9 6.7 1 0.3 7.7 2 0.1 6.9 2 0.2 7.2 2 0.1

                                                                                                   }432                                                            7.0 1 1.2 6.4 1 0.2                           7.6 2 0.3 6.9 2 0.3 6.6 2 0.3 34E1                                                            6.4 2 0.7                          6.1 1 0.2 6.3 2 0.1                               6.4 1 0.1  6.9 2 0.2 3561                                                            6.6 1 0.7 6.3 2 0.2 7.120.4 6.7 2 0.1                                                           6.910.4 35F1                                                             7.6 1 1.1 6.9 1 0.4 6.2 1 0.3 7.6 1 0.3 7.6 1 0.7
1. MEN 4 #4D TW TIMES THE ST#tDARD DEVIATICr4 0F THE QUARTERLT RESULTS.

i ( W r

I TABLE C.)C(I MEAN TLD RESULTS FOR THE LIMERICK GD4ERATDC STATIO4 SITE DoucARY, MIDD6E. #40 OJTER RDGS.1967 RESULTS D4 ui!TS OF MILLI.RODRGDVSTD. PC. 12 ST#CAPD DEVIATIO43 0F THE STATIO4 DATA 0F THE STATICH DATA SAMPLE EXPOSURE SITE MIDDLE RDM CUTER RDM TYPE PERIOD MO4THLT JAN 1967 6.4 2 1.4 6.5 1 1.5 6.6 1 1.0 P E8 1967 6.5 2 1.2 6.711.2 6.9 1 1.3 MAR 1967 6.7 1 1.3 7.0 2 1.5 7.3 2 1.2 APR 1967 6.7 1 1.6 1.911.4 7.2 2 1.4 MAY 1967 6.3 1 1.6 6.511.3 6.9 1 1.4 JLN 1967 7.1 2 1.5 7.421.7 7.321.7 JUL 1967 6.1 2 1.1 6.5 1 1.4 6.7 2 1.2 AUG 1967 7.0 1 1.6 7.3 2 2.0 7.2 2 1.6 SEP 1967 7.1 2 1.4 7.321.3 7.7 2 1.1 OCT 1967 6.4 2 1.2 6.711.5 7.1 2 2.0 HCN 1967 7.121.5 7.3 1 1.4 7.7 2 1.4 DEC 1967 6.6 2 1.5 6.6 1 1.4 7.1 1 1.7 AUARTERLY JM4. MAR 1967 6.1 1 1.3 6.2 1 1.2 6.4 2 1.6 APR.Jt)4 1967 7.0 2 1.6 7.1 2 1.4 7.7 1 2.0 JUL.SEP 1967 6.4 1 1.4 6.6 1 1.4 6.6 2 1.6 OCT.DEC 1967 6.7 2 1.1 6.6 1 1.3 7.221.7 TA8LE C M II Sut1ARY OF THE AMBID4T DOSIMETRY PROGRAM POR THE LIMERICK GD4ERATDG STATIQ4.1967 RESULTS D104ITS OF MILLI.RODRGDVSTD. PC, PERIOD PRE.OP SAMPLE HQ. OP SAMPLES PERIOD PERIOD ME#4 NE#4 TYPE LOCATIO4 #4ALYZED MD4D9.M MAXDtN 2 2 S.D. 1 2 S.0. 11) POUNLY SITE 192 4.5 9.4 6.7 2 1.5 7.6 2 2.4 MIDDLE RDW 324 4.7 9.7 6.9 2 1.6 7.6 2 2.2 OJTER RDM 60 6.0 0.6 7.2 2 1.5 7.6 1 3.0 AUARTERLY SITE 64 4.5 6.4 6.6 1 1.5 MIDDLE RDM 106 4.9 6.6 6.7 2 1.4 OUTER RDM 20 5.7 9.3 7.0 1 1.9 (1) THE PRP.OPERATIO4AL NE#4 HAS CALCULATED PRCN TLD READDGS 1 15 62 TO 12 02-64 SITE BOA 4DARY RDs STATICHS . 351. 531. 731.1033.1131.1431.1632.1651 2131 2332.2531.2633.2931.3231.3452.36S1 MIDDLE RDG STATIO43 . 181, tE1. 4E1. 6C1. 7Et, 9C1.10E1.10P3. 13C1.13E1.1501.16P1.1781.1901 2001.20P1. 2401. t$D 1. 2 651. 2002. 2 961. 2 9E1 3101. 3102. 34E1.35B1.35P1 OJTER RDO STATIO43 . 5N1 13H3.16G1.ItG1.32G1 , I

TASLE C.XKIII SLk91ARY OF COLLECTICH DATES FOR SAMPLES COLLECTED D4 THE WCD4ITT OF LIMERICK 6tHERATD4G STATICHe 1967 SURFACE NATtR (48088 SETA AHO SAP 914)  !

                                                  .............                                                                                                                                                                                                                                            i i

COLLECTIG4  ; PERICO tort 13H5 15FB 1684 test telt JAN 87 f t/29 01/tV871U29 01/27/0712/29 01/27/671Ut9 01/27/0712/19 01/27/07 f ut9 01/27/67 l

                                                                          . FES 87 01/26 02/24/97 01/27 02/24/87 01/27 0t/tV87 01/27 0Ut4/07 0'/t7 02/24/07 01/27 0Ut4/67 MAR 87 et/t4 03/30/97 02/24 03/30/87 02/24 03/30/07 02/24 03/30/07 Ot/24 0V30/67 02/24 03/30/07 APR 87 0?/30 04/27/67 03/30 04/27/07 GV30 04/17/67 OV30 04/27/87 03/30 04/27/67 03/30 04/27/07 MAT 87 04/27 0UtV87 04/17 05/2U67 04/27 05/tV67 04/27 05/26/67 04/27 05/tV87 04/27 05/tuS7 JLkt 87 05/26 0Ut9/67 05/t6 06/19/07 05/26 0Ut9/67 05/26 0Ut9/07 05/26 0Vt9/07 05/26 06/19/67                                                                                                                            '

JUL 67 OU29 07/27/07 Out9 07/27/07 Out9 07/t7/87 06/29 07/27/67 06/29 07/27/67 06/29 07/t7/07 i AUG 87 07/t7 06/31/87 07/27 06/31/07 07/27 06/31/67 07/27 06/31/87 07/27 06/31/07 07/27 06/31/67 i SEP 87 06/31 09/26/87 06/31 09/23/07 06/31 09/18/87 06/31 09/26/07 06/31 09/26/67 06/31 09/26/67 OCT 67 09/2610/tV67 09/te.10/26/07 09/2610/tV67 09/26 10/tu67 09/te.10/2U67 09/16 10/2U67 HCN 87 10/26 11/30/07 10/26 11/30/87 10/26 11/30/67 10/26 11/30/67 10/26 11/30/67 10/26 11/30/67 i DEC 67 11/30.t u26/67 11/30-l u26/87 11/30 12/16/67 11/30.t ute/67 11/30 12/26/67 i t /30 1 U26/87 .l SURFACE WATER (A4JECUS TRITIWO i COLLECTIG4  ! PERIOC 10Pt 13HS 15F5 1682 2431 1432 JAN. MAR 87 1 Ut9 03/30/07 12/29 03/30/071Ut9 03/30/67  ; MAR.JLH 87 OV30 0U29/67 03/30 0Ut9/67 03/30 0U29/67 JLN.StP 87 Out9 09/26/87 06/29 09/26/67 OU29 09/tS/07  ! StP.0EC 67 09/26 12/26/07 09/28 12/26/87 09/26 1 U26/07 ,

                                                                                                                                                                                                                                                                                                           .t i

f DRDED48 MATER (GROSS BETA AND SAP 91A1  ! I COLLECTICH PERIOD 13H2 15F4 15F7 16C2 20F3 JAN 8712/29 01/27/6712/19 01/27/671Ut9 01/27/871U29 01/27/0712/29 0f/27/67 l FE6 67 01/27 0Ut4/67 01/27 02/24/87 01/27 02/24/87 Ot/27 02/24/87 01/27 02/24/67 l MAR 87 Out4 03/30/67 0Ut4 03/30/87 Out4 03/30/67 Oute.03/30/67 0U24 03/30/87 > APR 87 03/30 04/27/07 03/30 04/27/87 03/30 0V27/87 03/30 04/27/67 03/30 04/27/67 MAY 87 04/27 05/2V87 04/27 05/tVS7 OV 27 05/2 U67 04/27 05/t V87 OV27 05/2 U67 Jtki 67 05/26 0Vt9/07 05/26 06/29/67 05/26 06/19/67 05/26 0Vt9/67 05/26 06/29/67 JUL 67 Out9 07/27/87 0U29 07/27/87 Out9 07/27/67 Out9 07/27/87 06/t9 07/27/67 AUG 87 07/27 06/31/87 07/27 08/3t/67 07/27 08/31/67 Out7 06/31/87 07/27 06/31/87 , SEP 67 06/31 09/2U67 06/31 09/16/67 06/31 09/19/67 06/31 09/2S/67 06/31 09/20/67 OCT 67 09/to.10/tVS7 09/18 10/2U67 09/20 10/tV67 09/26 10/tuS7 f V26 10/tU67 ' MN 87 10/26 11/30/67 10/16 11/30/87 10/26 11, 30/67 10/26 11/30/57 10/26 11/30/67 DEC 67 11/30 12/26/07 11/30 1 UtS/87 11/30 1U26/87 11/30.l t/tSM/ 11/30 12/26/37 > i DRDED4G MATER ( ASJt0US TRITILM) P COLLECTIOH . PERICO 13H2 15F4 15F7 16C2 teF3 t JAN. MAR 8712/19 03/30/87 it/29.W30/67 lut9 03/30/671U29 03/30/87 it/29 0V30/67 I MAR.JLN 87 03/30 0Ut9/87 03/30 0Vt9/7J OV30 0Vt9/87 03/30 0U29/87 OV30 0Vt9/67 JUN.SEP 87 OU29 09/to/87 Outt 4V28/67 06/29 09/19/87 OU29 09/26/87 Out9 09/26/87 j StP.0tc 07 09/201t/26/87 04/te.1UtS/67 09/201t/26/87 09/to.1U28/37 09/261t/te/07 j i

                                                                                                                                                                                                                                                                                                           ?
                                                                                                                  ,gey     r  -=,ry e r ,-r - - m t Tn e---* ww    e~-y-*->-4'                                                 w e--wrm--r--                y +-&--m-------e    -, y w -** * - - - =--*--

i TA6LE C-NXIII SL89%RY OF COLLECTICH DATES FOR SAMPLES COLLECTED IN THE

  • VICINITY OF LDitRICK 6tHERATING STATIQHe 1967 AIR PARTICULATE C AIR IODINE j i

SROUP ! . LIMERICK SITE BCAMDARY LOCATICHS WEEK S -10$3 1191 1481 349t~ 1 12/19-01/05/67 12/19-01/05/67 12/19-01/05/67 1 t/t9-01/05/67 2 0t/05 0t/1t/67 01/05 0t/1t/87 01/05 0t/1t/67 01/05-0t/1t/07 l 3 01/12 01/19/67 01/12 01/19/67 01/12-01/19/67 01/12 01/19/67

  • 4 01/19 01/tV67 01/19 01/26/87 01/19 01/tV67 01/19 01/tuS7 5 01/26 0U02/67 01/26 0U0U67 01/26 02/02/67 01/26 0UGU67 JAN 8712/29 02/02/67 lut9 02/0U671Ut9 02/02/6712/19 02/02/67. I 6 02/02 02/09/07 OU02-02/09/67 OU02 02/09/67 0U0t=02/09/67 7 0U09 0UtuS7 OUJ9 02/1U67 02/09-GuluS7 02/09 02/tV67 6 02/16 02/23/67 02/16 02/23/87 Ot/16 02/23/67 0U16-02/tV67 9 OU23 03/02/67 Of/23-03/02/67 Out3 0V02/67 02/23 03/02/67 FES 67 02/02-03/02/67 02/02-03/02/67 02/02-0F02/67 02/0t=07/0U67 10 03/02 03/09/67 03/02 03/09/87 03/02-03/09/67 03/02 03/09/67 11 03/09 03/tu67 03/09 03/16/87 03/09 03/1U67 OV09 03/ tug 7 2 12 03/16 03/23/67 03/16-03/13/07 03/16-03/23/67 03/16 03/23/67 13 03/23-03/30/67 03/13 0V30/67 03/t3 0V30/07 03/23 0V30/67 ,
                                                                                                                                     ?

l' MAR 67 OV02 03/30/67 03/02-0V30/67 03/02 03/30/07 03/02 03/30/67 14 03/30-04/0v67 03/30 04/0U67 03/30-M/0V67 03/30 04/0U67 15 04/06.M/13/67 W46-04/13/07 04/06-M/13/67 (V06.W13/87  ; 16 M/13 04/10/67 04/13.W20/67 W13 04/te/67 M/13.W20/67 6 17 W20.W27/67 M/20-64/t7/07 W20-04/27/67 04/20-W27/07 L APR 67 03/30-04/27/67 03/30 04/27/67 03/30.W27/07 03/30 04/27/67 e 16 04/27-05/04/67 W27 05/04/67 M/27-05/M/87 04/27 05/04/67 ' 19 05/M-05/t t/07 05/04 05/11/87 05/M.05/11/87 05/04 05/11/87 20 05/11 05/16/67 05/11 05/16/67 05/11 05/16/67 05/11 05/16/67 21 05/16 05/25/67 05/16-05/25/67 05/16 05/25/07 05/16 05/15/67 ' tt 05/25 06/01/67 05/25 0U01/67 05/ts-0U01/07 05/25-0U01/87 MAY 67 04/27 0U06/87 M/27 0uet/67 04/27-06/01/87 wt7 0U01/67 23 M/01 0u06/67 Outt.0V06/67 OU01 0U06/67 DU01.tV06/87 24 06/06 0Vis/67 OUD6-0Uts/67 OV06-M/15/67 M/06-0VIU67 25 06/15 0utt/67 06/15-0Utt/67 06/15-0Vit/67 06/15-06/tuS7 , 26 OVit.06/t9/61 DVtt=0Vt9/07 OV2t=0Vt9/37 M/tt=0VtV67

                                                         .AM of 44/01 0U29/67 Outt.0ut9/07 Duet.0Vt9/67 ovel-outV67                  L
                                                                                                                                     ^

j 27 0Ut9 07/05/67 06/19 07/05/67 06/29 07/05/07 OVt9-07/05/67 '

                                                            . to 07/GS-07/tV67 07/05 07/13/67 07/05 07/13/67 07/05 07/13/67 29 07/13-07/19/67 0Ut3 07/19/07 07/13 07/19/67 07/13 07/19/67          i 30 07/19 07/17/67 07/19 07/27/07 07/19 07/27/67 07/19-07/2U67 31 OU27 06/0U67 07/27 06/02/67 07/27 06/0U67 07/27-06/02/87
                                                         ,AJL 67 06/19 06/0U67 M/29 06/02/67 OVt9 06/02/67 OVt9 06/0U67 i

31 06/01 06/09/67 0S/02-06/09/67 06/02 06/09/67 06/02-06/09/07

33 06/09 06/17/67 06/09 06/17/67 06/09-06/17/67 06/09-06/17/67 34 06/17 06/24/67 06/17 06/t4/67 06/17-06/24/67 06/17 06/24/67 35 06/24 06/31/67 06/24 06/31/67 06/24 06/11/87 06/24 06/31/67  ;

WG 67 06/02 06/31/67 06/02 06/31/67 06/02 06/31/87 06/02-06/31/87 ! 34 09/03 09/07/67 06/31 09/07/67 06/31-09/07/67 OW31 09/07/67 i l 37 09/07 09/14/67 09/07-09/14/67 09/07 09/14/67 09/07-0Vt4/67 36 09/14 09/21/67 09/14 09/21/87 09/14 09/21/87 09/14 09/t1/07 39 09/21-09/16/67 09/21 09/26/67 09/tt.09/tW67 09/11-09/26/07 SEP 67 06/31-09/26/S7 OW31-09/26/67 06/31 09/26/87 06/31-09/26/67 i 40 09/t6-10/05/07 09/26 10/05/87 09/26-10/05/67 09/t6 10/05/67 I 41 10/05- t 0/1 t/87 1 g/05 10/1 t/67 10/05-10/1 t/87 l 42 10/12 10/20/67 10/12 10/20/67 10/12-10/20/07 10/12 10/20/67 i j 43 10/20-10/2 V67 10/20-10/2 V67 10/20 10/tV67 10/2 0 10/2 V67  ; 64 10/16 11/02/67 10/16 11/02/07 10/ 26-11/0 U67 10/t 6 11/02/67  ! OCT 67 09/te.11/02/67 09/2611/0U67 09/tS.11/0U67 09/to-11/0U67 45 1 V02 11/09/67 11/02 11/09/67 11/02 11/09/67 11/02 11/09/67 i 46 11/09 11/ t u67 11/09 11/t uS7 11/09.l t/t V67  ; i 47 11/16 11/23/67 11/16 11/23/67 11/16 11/23/07 11/16 11/23/67 46 11/23 11/30/67 11/23 11/30/67 11/23 11/30/67 11/23-11/30/67 , 4 MW 67 11/02 11/30/67 11/02-11/30/07 11/02 11/30/67 11/02 11/30/67 f 49 11/30 12/07/07 11/30.! UO 7/67 11/30 11/07/67 11/30.l t/0 U67 50 12/07 1 U14/67 1 UO 7 1 U14/67 1 UO 7-12/14/07 12/07 12/14/67 l l  ; 51 t u t 4 12/t t/07 12/14 12/t 1/87 1 U14.t t/21/67 12/14-12/21/67 f 52 1 t/t1 1 t/tS/87 12/21 1 t/26/87 1Ut1 1 U26/67 12/21 12/26/67 DEC 67 11/30 1t/26/07 11/30 1t/to/87 11/30 1t/tS/67 t1/30 1t/tW67

TABLE C40(!!! SIMARY OF COLLECTICH DATES FOR SAMPLES COLLECTED D4 THE VICD4ITY OF LD1ERICK GD4tRATD40 STATICit, 1967 AIR PARTICULATE f. AIR IOOD4C GROUP II - HEAR SITE LOCATICt43 IdtEK e tot 6Cl 9Ct 13C1 15Df 1751 1 1Ut9-01/05/87 1 U29-01/05/07 t ut9-01/05/87 t ut9-01/05/07 t u29-01/05/37 12/29-0 U05/87 2 01/05-01/12/87 01/05 01/1U67 01/05-01/12/67 01/05-01/t uo? 01/05-01/luS7 01/05-01/1U67 3 01/12-01/19/07 01/12-01/19/07 01/12-01/19/07 01/12-01/19/87 01/12-01/19/07 01/12-01/19/87 4 01/19-01/26/07 01/19 01/26/67 01/19 01/26/67 01/19-01/26/67 01/19-01/26/07 01/19-01/26/87 5 01/t6-0UQUO7 OS/tb 0UQU67 01/t6-02/0t/87 01/tb-02/0U67 01/26-02/0U0101/t6-0V0Uo1 JAH 67 lut9 02/0U471U29-Ot/0uS71U29-0U02/6712/19 02/0U871Ut9-0U0US712/t9 0U02/07 6 02/02-02/09/67 02/02-02/09/07 OU02-02/09/07 02/02-02/09/07 0U02-02/09/07 02/02-0t/09/07 7 OU09-0UtuS7 CUO9-02/1U67 CUO9-0U1U67 Ot/09 02/1US7 02/09 CU1US7 02/09-0U16/87 6 02/16-02/23/87 02/16-02/23/07 OU16-02/23/87 0U16-02/23/67 0U16-0U23/87 02/16 02/23/87 9 CU23-03/0uS7 02/23 03/02/67 CU23 03/02/07 02/23-03/02/07 0U23 03/0U67 OU23-03/0U67 fl0 67 0t/0t-01/0t/07 QU0t-03/0U67 QUQt-CS/0U67 QU02-03/0U67 Quot-03/0US7 0U0t=03/0U67 t o 03/02-03/09/07 03/02-03/09/67 03/02-03/09/07 03/02-03/09/37 03/02-03/09/07 03/02-03/09/67 11 03/09-03/1US7 03/09 03/16/87 03/09-03/1UO7 03/09-03/tuS7 03/09 03/1U67 03/09-03/1U67 12 OVt6-03/23/o? 03/16-03/23/07 03/16 03/13/S7 03/16-03/23/87 01/16-03/23/87 CV16 03/23/87 13 03/23 03/30/87 03/23-03/30/67 03/23 03/30/87 03/23 03/30/67 03/23-03/30/87 03/23 03/3U67 MAR 87 03/02-03/3U67 03/02-03/30/67 03/02-03/30/87 03/02-03/30/67 03/02-03/30/67 03/02-03/30/87 14 03/30-04/0U67 03/30-04/0V07 03/30-04/0U87 03/30-04/0U07 03/30 04/06/07 03/30 04/06/07 15 04/06-04/13/07 04/06-04/13/87 04/06-04/13/07 04/06-04/13/87 04/06-04/13/07 04/06-04/13/07 16 04/13 04/20/07 04/13 04/20/07 04/13 04/20/07 04/13-04/20/87 04/83-04/20/67 04/13-04/20/07 17 04/20 04/27/87 04/20-04/27/07 04/20 04/27/87 04/20-04/27/87 04/20-04/27/87 04/20-04/27/07 APR 87 03/30-04/17/87 03/30-04/27/87 03/30 04/27/87 03/30-04/27/07 03/30-04/27/07 03/30-04/27/07 to 04/27-05/04/67 04/t7-05/04/87 04/27-05/04/07 04/27-05/04/67 04/27-05/04/67 04/27-05/04/87 19 05/04-05/11/87 05/04-05/11/07 05/04-05/11/87 05/04-05/11/07 05/04-05/11/87 05/04-05/11/07 20 05/11-05/16/07 05/11 05/16/87 05/11-05/18/87 05/11-05/16/07 05/11-05/16/07 05/11 05/10/07 21 05/16-05/ts/87 05/16 05/25/67 05/18-05/25/87 05/18-05/25/07 05/18 05/25/07 22 05/25 06/01/87 05/25-0U01/67 05/ts-0U01/07 05/ts-0U01/07 05/25-0U01/87 05/25-0U01/07 MAf 67 04/27 06/01/07 04/27 06/01/07 04/t? 0U01/07 04/27-0U01/07 04/27-06/01/87 04/27-0U0U07 23 06/01-0VOS/87 CUO1-0U08/87 CVO1-0VOS/87 CUQ1-0VOS/87 CU01-0U06/07 CVOI-0V0S/67 24 OU06-0U15/87 OU04-0U15/87 CUCS-06/15/87 OUCS-0U15/87 06/08 0Uts/07 06/06-0U15/87 25 0U15-0U2U67 Outs-0UtuS7 06/15 06/22/67 0U15 06/2US7 06/15 06/22/07 CU15-0U2US7 26 06/22-06/29/07 Outt-06/29/07 06/tt-0Vt9/07 06/tt-0Vt9/07 06/22-0U29/07 Outt-06/29/67 AH 87 OU0t =06/19/07 OU01-0U29/67 06/01 06/29/87 OU01-0Vt9/87 06/01-0U29/87 06/01-06/29/87 27 Out9 07/05/67 Out9-07/05/87 CU29-07/05/87 CU29 07/05/07 CU29-07/05/07 06/29 07/05/07 25 07/05-07/13/87 07/05-07/13/87 07/05-07/13/87 07/05-07/13/07 07/05-07/1VS7 07/05-07/13/07 29 07/13 07/19/87 07/13 07/19/87 07/13-07/19/87 07/13-07/19/07 07/13-07/19/07 07/13 07/19/67 30 07/19 07/27/87 07/19 07/27/S7 07/19 07/27/07 07/19-07/27/87 07/19 07/27/67 07/19-07/27/07 31 07/2 7-06/0U67 07/27 08/0U67 07/27-06/0US7 07/27 00/0US7 07/27-06/0U67 07/27-05/0US7 JUL 67 0U29-06/0Uf 7 06/29-06/02/07 46/19-OS/0U87 06/29-06/0UO7 06/29 08/02/07 06/29-08/02/07 32 08/02 06/09/07 06/02 08/09/07 04/02-0S/09/07 08/02-03/09/07 WC2-08/09/07 08/02-08/09/87 33 08/09-05/17/S7 06/09 06/17/07 08/09 08/17/07 03/09-06/17/07 06/09-05/l7/07 0S/09-06/17/07 34 DS/17-08/24/87 05/17-08/24/07 0S/17 0S/24/07 08/17-00/24/07 08/17-0S/24/87 08/17-0S/24/S7 35 08/24-06/31/67 06/24 08/31/07 05/24-08/31/87 06/24-00/31/07 06/24-06/31/87 03/24-0S/31/S7 AUG 07 04/02-08/31/67 08/02-0S/31/87 08/02 0S/31/87 08/02 0S/31/67 08/02-0S/31/07 03/02-0S/31/87 r 36 05/31-09/07/87 06/31-09/07/87 08/31 09/07/07 08/31-09/07/67 08/31 09/07/07 06/31-09/07/87 l 37 09/07-09/14/07 09/07-09/14/67 09/07-09/14/S7 09/07-09/14/67 09/07 09/14/07 09/07-09/14/07 ! SS 09/14-09/11/87 09/14 09/21/87 09/14 09/21/07 09/14-09/21/07 09/14-09/21/S7 09/14-09/21/87 39 09/21-09/28/87 09/21-09/28/87 09/21-09/26/87 09/11-09/1S/07 09/11-09/tS/87 09/21 09/06/87 SEP 87 08/31-09/28/07 06/31 09/tS/67 06/31-09/21/88 CS/31-09/:S/07 06/31 09/28/87 0S/31-09/28/87 40 09/26-10/05/07 09/28-10/05/87 09/28 10/05/07 09/25-10/05/07 09/IS-10/05/87 09/23 10/05/07 41 10/05-10/1 US7 10/05- 10/1 U67 10/05-1 U1 U67 10/05- 10/ t US 7 10/05 1 U1 UO 7 10/05-10/1 US 7 42 10/12-10/2FS7 10/12-10/20/07 10/12-10/2 WS7 10/ t t 10/2 FS7 10/12 10/20/07 10/12-10/20/87 43 10/2 0 -10/16/87 10/20 - 10/26/87 10/20-10/26/87 10/20- 10/2 U67 1 U20 -10/26/07 10/2 0 - 10/26/07 44 10/16- 11/0 U67 10/26-11/ 0 UO 7 10/26-11/0 US 7 10/26 11/ 0U87 10/26 -I t /0 U67 10/t 6 - 11/ 0 U6 7 i OCT 67 09/26 11/0*./67 09/IS-11/02/87 09/tS-t t/0Ueo 09/25-11/0*/07 09/:S-11/0U67 09/ S-t t/0Uo7 I 45 11/02 11/09/07 11/02 11/09/67 11/02 11/09/87 11/02-11/09/07 11/02-11/09/67 11/02 11/09/87 46 11/09-11/t VS7 11/09-ll/t V67 t t/09-t t/t V87 11/09-11/1 U67 t t/0 9 1 Ut V07 11/09-11/16< 8 7 47 1 V16-t ut V87 11/16 11/23/07 11/16-t t/2 V07 11/16 11/21/8 7 11/16-11/2 3/07 11/16-11/: 3/07 48 11/23-1 U10/87 11/2 3-11/30/87 11/2 3 11/3 U87 11/2 3-11/30/67 11/2 3-11/30/07 11/2 3-11/ 30/07 TOV 07 11/02 11/30/67 11/02-11/1U67 11/02 11/30/85 11/02-11/3FS7 11/0:-11/30/07 11/02-11/30/07 49 11/30-12/07/87 t t/30-12/07/07 t t/30-l uC7/07 11/30-1 UO7/07 11/30-12/07/07 11/30-12/0 7/87 50 12/07-t ut 4/S7 t uG7-1 U14/87 12/07-t U14/07 t ut7-1U14 *S7 1UO7-1 U14/07 It/07-1U14/07 51 t u t *=12/21/87 12/14-1 U21/87 t U14-1 U21/07 1 U14- t U21/87 1 U 14* 1 U21/07 52 1 U21 -t t/IS/07 1 U21 -1 U2S/87 1 U21 t u:S/67 1 Ut t -t ute/07 1 Ut t - t utS/07 t uti-1 U2S/67 DEC 87 1 V30-1 U:6/07 11/30-t uts/87 11/30-l uto/87 1 V30-1 U:S/87 11/30-1 UtS/07 i t/30-l u28/87

w TABLE C<X<III SWARY OF COL LECTICt1 DATES FOR SAMPLES COLLECTED IN THE VICD4ITY 07 LIMERICK GD4tRATD4G STATIOb 1907 AIR PARTICULATE C AIR 100D4E GROUP II . HEAR SITE LOCATICt43 GROUP III - CCt4 TROL LOCATICt43 kttK e 2001 2651 1901 3101 3551 13H4 22G1

                                                                                                       .........----- ............ 5 1 12/19 01/05/07 12/29 01/05/87 12/19-01/05/67 12/29 01/05/87 12/29-01/Of/87            12/19 01/05/07 12/t9-01/05/6 2 01/05-01/12/07 Ot/05-01/tuS7 01/05 01/12/67 01/05 01/12/07 01/05 01/12/07             01/05 01/12/87 01/05-01/t t/S; 3 01/11 01/19/07 01/12-01/19/07 01/12 01/19/07 11/12 01/19/67 01/12-01/19/87            01/12-01/20/67 01/12 01/19/6; 4 01/19-01/tve7 01/19 01/tV07 01/19 01/2U67 01/19 01/2V07 01/19 01/tV67                 01/20 01/26/87 01/19-01/tV6;;

5 01/26-02/02/07 Ot/26 02/0uS7 01/26 02/02/07 01/26 02/02/07 01/26-02/0uS7 01/26 2t/02/57 01/26-Ou0uSj JAN 87 lut9-Ou02/8712/19-02/02/6712/t9 02/02/0712/29 02/02/0712/29 02/02/07 12/19-0U02/87 t u29 02/02/Sr 6 Ou02 02/09/67 02/02-02/09/87 Ot/02 0UO9/07 02/02-02/09/87 Ot/02 0uC9/87 02/02 0UO9/87 Ouot-0uQ9/S( 7 Ot/09-02/tuS7 02/09-02/16/07 02/09 02/16/07 f t/09 02/16/67 OuG9-0U1U07 OuC9 02/17/87 OuC9-02/1US; 6 Out6 0ut3/07 Cul6-02/23/07 aul6 0U23/07 Ou16 0u23/07 02/16-Out3/07 02/17-02/24/07 02/16 02/23/S 9 Out3 03/02/67 02/23 03/02/07 02/23 0V0uS7 Out3 03/0uS7 Out3-03/Oue7 Ot/24 03/0uS7 02/23 03/0u Pt3 87 Ouot.03/02/87 02/02 03/02/07 OuC2-03/4US7 Quct.03/QuS7 02/02-03/02/67 02/02-03/02/07 Ouct-03/02/S( 10 03/02-03/09/07 03/02-03/09/67 03/02-03/0V07 03/02 03/09/07 03/02 03/09/07 03/02-03/09/67 03/02 03/09/65 11 03/09 03/1U67 03/09-03/16/87 03/09 03/16/87 03/09-03/16/07 03/09-03/t V67 03/09 03/16/87 03/09 03/1US) 12 03/16 03/23/07 W16-03/23/67 03/16-03/23/87 03/16 03/23/07 03/16 03/23/67 03/16-03/23/87 03/16 03/23/8[ 13 03/23 03/30/07 OVt3-03/3UO7 03/23-03/30/67 03/23 03/30/07 03/23 03/30/67 03/t3 03/3U67 03/23 03/30/8s MAR 67 0F02-03/30/07 03/02 03/3U67 03/02-03/30/07 03/02 03/30/07 03/02-03/10/07 03/02-03/30/07 03/02-03/30/of 14 03/30 04/0U67 03/30-04/06/67 03/30 04/0Uof 03/30 04/0U67 03/30-04/0Ue7 03/3004/0U6703/30-04/0V8f 15 04/06-04/13/07 04/06-04/13/07 04/06-04/13/87 04/06-04/11/07 04/06 04/13/07 04/06-04/13/07 04/06 04/13/S; 16 04/13 04/tV67 04/13 04/20/07 04/13 04/tMe7 04/'3 04/20/07 04/13-04/20/07 04/13-04/20/e7 04/13-04/20/S) 17 04/20 04/27/07 04/20-04/27/S7 04/20-04/27/07 04/20 04/27/07 04/20-04/27/07 04/20-04/27/67 04/20 04/27/0) APR 67 03/11-04/27/87 03/30 04/27/07 03/30 04/27/07 03/30 04/27/87 03/30-C4/27/87 03/30-04/27/8/ 3/30 04/t V6f 18 04/27 05/04/67 04/27 05/04/67 04/t7-05/04/87 04/27-05/04/67 04/27 05/04/87 W27 05/04/37 04/27 05/04/St 19 05/04-05/11/07 05/04-05/11/07 05/04-05/11/87 05/0*-05/11/07 05/04 05/11/07 05/04-05/11/07 05/04-05/11/6{ 20 05/11-05/16/07 05/11-05/18/07 05/11 05/18/87 05/11 05/18/87 05/11-05/16/07 05/11 05/18/07 05/11-05/18/6; 21 05/10 05/25/07 05/16 05/t5/07 05/18 05/15/87 05/16-05/25/87 05/16-05/15/07 05/18-05/tuS705/10-05/t5/S; it 05/15 0U01/07 05/25 0U01/87 05/25 0U01/87 05/25 0U01/87 05/25 0U01/07 05/26 0U01/07 05/ts 0U01/S) MAY 67 04/17 0U01/87 04/27-0V01/07 04/27 0 Vet /07 04/27 0U01/87 04/27-0U01/07 04/27 0U01/07 04/27 0U01/6f 23 OU01 0U08/07 CUO1-0VOS/87 CU01-0U06/67 CU01-36/08/67 OU01 0VOS/87 0 U Q1 0U 08/87 O U 01-06/08/8; 24 06/06 06/15/67 OU06 06/15/67 06/06-0U15/67 CVOS 06/15/07 O V OS.06/15/87 C U00 0 U15/S! 15 06/15 06/ tub 7 06/15 0C/tuS7 CU15 0Vit/07 OU15-0Vtt/07 06/15 06/22/07 0U15 0Utt/07 06/15 06/tue( 16 06/tt 0Ut9/87 Out2 0Ut9/07 Outt-0U29/87 Outt-0Ut9/07 06/tt.0Vt9/87 OU22 06/29/87 06/22-0U29/ok AN 87 CU01 0Vt9/87 CU0t =0Ut9/d7 OU01 0Vt9/67 0U01-0Ut9/67 OU0t =0Vt9/07 CU01-0U29/87 CU01 06/29/S( 27 Out9-07/05/S7 Out9 07/05/67 06/19 07/05/87 Out9 07/05/87 06/29-07/05/07 06/29 07/0VS7 06/19-07/05/0 to 07/05 07/t V87 07/05-07/13/S7 07/05 07/13/67 07/05-07/13/07 07/05-07/11/07 07/06 07/13/07 07/05 07/13/6; 29 07/13-07/19/67 07/13 07/19/67 07/13-07/19/87 07/13-07/19/87 07/13 07/19/87 07/13-17/20/87 07/13 07/19/8; - 30 07/19 07/27/87 07/19 07/27/07 07/19 07/27/87 07/19 07/27/87 07/19 07/t7/87 07/20-07/27/67 07/19 07/27/S) 31 07/27 08/02/07 07/27 08/02/87 07/27-08/0UO7 07/27-08/02/07 07/27-08/0US7 07/27-08/03/07 07/27-06/02/S) JUL 67 Out9-06/02/87 06/t9-08/0U67 06/29-06/02/67 06/19 06/02/87 06/29 0S/0U67 Out9 05/03/07 Out9-03/0US) 32 06/02-06/09/67 0S/02-08/09/07 OS/02-08/09/87 08/02 08/0*/67 08/06-08/09/07 04/03-06/10/07 08/02-0S/09/8) 33 OW09 08/17/07 08/09-05/17/87 08/09 00/17/07 06/09-00/17/07 08/09-06/17/87 08/10 0V17/07 08/09-06/17/8 34 05/17 08/24/87 08/17 08/24/87 05/17 08/24/67 08/17 08/24/07 08/17-04/24/87 08/17-OS/24/S7 OW 17 08/24/Sg 35 06/24 08/31/87 06/24 08/31/87 Oute.08/31/07 08/24 06/31/87 06/24 0S/31/87 0$/24 0S/11/07 08/24 08/31/5; AUG 67 OS/02-06/11/87 08/02-Oe/31/07 06/02 08/31/07 08/02 08/31/87 06/01 05/31/87 0S/03-0S/31/67 05/02-08/11/0} 36 06/31 09/07/87 08/31 09/07/87 08/31-09/07/07 08/31 09/07/07 08/31 09/07/07 0$/31-09/08/67 CS/M-09/07/0) 37 09/07-09/tve? 09/07 09/14/67 09/07-09/14/07 09/07 09/14/07 09/07-09/14/87 09/06-09/14/67 09/07 09/14/S 36 09/14 09/11/07 09/14-09/21/07 09/14-09/11/87 09/14-09/11/87 09/14 09/t1/07 09/14-09/11/87 09/14 09/tt/83 39 09/21-09/t8/07 09/11-09/28/67 09/21-09/28/07 09/21 09/28/87 09/21-09/tS/67 09/21 09/28/07 09/*1-09/2S/03 SEP 87 08/31 09/18/87 08/31 09/28/87 05/31 09/28/67 08/11-09/2S/07 08/11 09/2S/87 08/31-09/26/07 OS/31 09/tS/Sg 40 09/20 10/05/07 09/28 10/05/87 09/2S-10/05/87 09/20 1L'05/87 09/28-10/05/07 09/20 10/05/07 09/28 10/05/84 41 10/05-10/1 U67 10/05-10/12/87 10/05 10/12/67 10/05-10/1 US 7 10/05 10/12/67 10/ 05-10/13/8 7 10/05-1 U t US) 42 10/12 10/20/07 10/12 10/20/07 10/12 10/20/S7 10/12 10/20/07 10/13 10/19/87 10/12 10/20/Sf 43 10/2 0-10/26/67 10/20 10/2 U67 10/20 10/26/87 10/20 10/26/87 10/20 10/2 US 7 10/19 10/tVS7 10/20-10/ US 44 10/26 11/02/07 10/26-11/0U67 10/26-11/02/87 10/26 11/02/07 10/26 11/0U67 10/26-11/03/07 1C/26 11/0 US3 OCT 87 09/tS.11/0U67 09/20-11/0U67 09/25 11/02/S7 09/28 11/0U67 09/26-11/02/07 09/26-11/03/07 09/te.11/02/8 45 11/02 11/09/87 11/02 11/09/07 11/02-11/09/07 11/02-11/09/07 11/02-11/09/87 11/03-11/09/07 11/02 11/09/S 46 11/09 11/1 US7 11/09 11/1 U67 l t/09 11/t uS7 11/09-11/16/87 11/0 9-11/1 US7 11/0 9-11/ t uS 7 11/0 9-11/16/8 47 11/16-11/23/87 11/16 11/23/87 11/16-11/23/67 11/16 11/23/87 11/16 11/23/07 11/16 11/23/07 11/16-11/23/5 to 11/23 11/30/97 11/23 11/ 3 U07 11/2 3 11/30/0 7 11/23- 11/30/07 11/t 3 11/30/07 11/2 3 11/30/6 MN 87 11/02-11/2 3/07 11/02 11/30/87 11/02 t ?/30/07 11/02-11/30/07 11/02-11/30/07 11/03 11/ 30/67 11/02.' t /30/6 49 11/30-l uC 7/87 11/30-12/07/07 11/30 1 U O 7/07 11/ 30 12/07/87 11/30-12/0 7/07 11/10 1 UO 7/8 50 t t/07.l t/14/t / 1UO7 1 U14/87 t uC7-t u14/57 i t/07.l t/14/67 j uC7.t u14/07 1 UO 7. t t/14/07 1 U0 7 1 U14/8 51 12/14-1 Ut t/87 12/14 12/21/87 t u t 4-t t/21/87 12/14 12/21/87 t t/14-t ut t/0 7 12/14 1 Ut t/0 7 t u t 4 l u21/0) 52 It/tt-t utS/87 1Utt-12/ U67 1U21-1U28/87 12/21 12/tS/87 lutt-it/tS/67 12/ti.1U29/S' t utt-t1utS/6f DEC 87 12/07-12/2S/87 t t/30-1 Uto/87 11/10-11'28/07 11/30 12/26/87 11/30.t uto/87 11/30 12/29/07 11/30 t/IS/et

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TABLE C-XXIII StJt%RY OF COLLECTIct4 CATES FOR SAMPLES COLLECTED Di THE VICD4ITY OF LD1ERICK CD4ERATD4G STATIQ4. 1907 TLD - QUARTERLY STATIO4 JAN-PAR APR-M4 JUL.SEP OCT-DEC OODE 3631 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 251 01/06-04/07 04/07 07/01 07/01 10/06 10/06-01/05 tEt 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 331 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 4E1 01/06-04/07 04/07 07/01 07/01 10/06 10/06-01/05 551 01/06-04/07 0'/07-07/01 07/01 10/06 10/06-01/05 5H1 01/06 04/07 04/07-07/01 07/01 10/06 10/06-01/05 6Ct 01/06-04/07 04/07 07/01 07/01 10/06 10/06 01/05 731 01/06-04/07 04/07-07/01 07/01-10/06 10/06 01/05 7El 01/06 04/07 04/07-07/01 07/01 10/06 10/06 01/05 9C1 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 1033 01/06-04/07 04/07-07/01 07/01-10/06 10/06 01/05 10E1 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 10F3 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 11St 01/06 04/07 04/07-07/01 07/01 10/06 10/06-01/05 13Cl 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 13E1 01/06 04/07 04/07-07/01 07/01-10/06 10/06-01/05 13H3 01/05-04/06 04/06-07/02 07/02-10/05 10/05-01/04 1431 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 1501 01/06-04/07 04/07-07/01 07/01-10/06 10/06 01/05 1632 01/06-04/07 04/07-07/01 07/01 10/06 10/06 01/05 16F1 01/06-04/07 04/07 07/01 07/01 10/06 10/06 01/05 1781 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 1851 01/06-04/07 04/07-07/01 07/01 10/06 10/06 01/05 1BGt 01/06-04/07 04/07 07/01 07/01 10/06 10/06-01/05 1901 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 2001 01/06-04/07 04/07-07/01 07/01-14/06 10/06-01/05 20F1 01/06 04/07 04/07-07/01 07/01-10/06 10/06 01/05 1131 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 ttG1 01/06 04/07 04/07-07/01 07/01-10/06 10/06 01/05 23S2 01/06-04/07 04/07-07/01 07/01-10/06 10/06 01/05 2401 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 , 25$1 01/06-04/07 04/07 07/01 07/01-10/06 10/06-01/05 2501 01/06-04/07 34/07-07/01 07/01-10/06 10/06 01/05 i 2633 01/06 04/07 04/07-07/01 07/01-10/06 10/06 01/05 l 2651 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 i 2002 01/06 04/07 04/07-07/01 07/01-10/06 10/06-01/05 l 1931 01/06 04/07 04/07-07/01 07/01 10/06 10/06-01/05

2901 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 29El 01/06-04/07 04/07 07/01 07/01 10/06 10/06 01/05 3101 01/06-04/07 04/07-07/01 07/01 10/06 10/06-01/05 3102 01/06 04/07 04/07-07/01 07/01 10/06 10/06-01/05 3231 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 32G1 01/06-04/07 04/07 07/01 07/01-10/06 10/06-01/05 34St 01/06-04/07 04/07 07/01 07/01-10/06 10/06-01/05 34E1 01/06-04/07 04/07 07/01 07/01 10/06 10/06-01/05 3581 01/06-04/07 04/07-07/01 07/01-10/06 10/06 01/05 35F1 01/06-04/07 04/07-07/01 07/01-10/06 10/06-01/05 l

/ . FIGURE C-1 MEAN MONTHLY SOLUBLE GROSS BETA CONCENTRATIONS IN SURFACE [ DATER SAMPLES COLLECTED IN THE VICINITY OF LGS, 1982 - 1987 1E + 02 =  : . . , .  : , - :3.

                                                                 -'c                                                                                -~                                              "

INDICATOR - 13H5, 15F5, ibS2 7: - . . . . . e. 5_ . . . _ . ..a.. . . _ . . . . . . . _ _ . .. . . . . . . . _ . . _ . - CONTROL - 18F2, 24Si, 24S2

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FIGURE C-2  !

                     - MEAN MONTHLY INSOLUELE GROSS BETA CONCENTRATIONS IN SURFACE idATER SAMPLES COLLECTED IN THE VICINITY OF LGS,                                                                                                                                                                                      1982 - 1987                                                     j 1E+02=:

i ..;. . - INDICATOR - 13H2, 15F5, ibB2 7- . _ . . . _... 3_ . . . . .

                                                                                                                                 . _ . .                 _ . - . .                           _ . - .-                                  CONTROL - 18F2, 24Si, 24S2                                                                             =

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FIGURE C-3 MEAN MONTHLY SOLUBLE GROSS BETA CONCENTRATIONS IN DRINKING [ DATER SAMPLES COLLECTED IN THE VICINITY OF LGS, 1982 - 1987 1E+ 02 - -- INDICATOR - 13H2, 15F4, 15F7, 16C2 1-_ . _..- ....4

                                                                                                                                                  ~
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CONTROL - 28F3 5_ . _ ... ...~~. 3_ . . . . . . . . . . . - -

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iIGURE C-4 MEAN MONTHLY INSOLUBLE GROSS BETA CONCENTRATIONS IN DRINKING bjATER SAMPLES COLLECTED IN THE VICINITY OF LGS, 1982 - 1987 1E + D1- , -- -

             .         . ~ .~:^:                     ' . ._ ..      ~~l
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FIGURE C-5 MEAN MONTHLY GROSS BETA CONCENTRATIONS IN AIR PARTICULATE SAMPLES COLLECTED IN THE VICINITY OF LGS, 1982 - 1987 1E + 00-- ---. GROUF

                        ~~

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SYNOPSIS OF ANALYTICAL PROCEDURES 1

+ APPENDIX D: SYh0PSIS OF AHALYTICAL PROCEDURES The f ollowing sect ion contains a descript ion of the analyt ical laboratory procedures along with an explanation of the analytical calculation methods used by Teledyne Isotopes for sample analysis. Samole Preoaration and Countina Proceduren Several types of liquid samples are separated by filtration prior to analy=is. Resulting portions are identified as soluble and insoluble. Therefore, soluble as used in this report, is def ined as t hat port ion of a sample that passes through a No. 50 Whatman f liter paper. Insoluble is def ined as that port ion of a sample that is collacted on No. 50 Whatman filter paper.

            . .       . _ .                __         _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _____                                                    J

1 ENVIRONMENTAL DOSIMETRY TELEDYNE ISOTOPES l Teledyne Isotopes developed a thermoluminescent dosimeter which is a rectangular shaped teflon wafer impregnated with 25% Ca504:Dy phosphor. The dosimeters are annealed in a hot air oven prior to use and are inserted into black polyethylene pouches. The filled pouches are labeled and placed in rectangular holders which contain copper shielding to filter out low energy radiation. After exposure in the environment, four separate areas of the dosimeter are read in a Teledyne Isotopes model l 8300 TLD reader. The dosimeter is then re-irradiated by a standardized Cs-137 source and the f our areas are read again. Calculation of the environmental exposure is performed by computer, using the re-trridiation { reading, to determine the sensitivity of each area of the dostmeter. The l transit dose is determined f rom TLD's located in the lead shield at Teledyne Isotopes, Westwood, New Jersey and from TLD's kept in a lead shield in the field. The error is then calculated and subtracted f rom the gross reading. Calculation of results: (a) For any given area of the dostmster, the dose in mR is calculated by the formula: DOSE a R E12211 - AVCONTROL RR Where R

  • Initial reading of the area RR  : second reading of the area 1

(after re-irradiation) REDOSE  : re-irradiation dose in mR AVCONTROL  : average of control values calculated as explained below. If no controls are used, AVCONTROL

  • O and gross exposures result.

1 (b) Each area of each control is calculated as follows: CDOSE

  • CR CREDOSE CRR /

Where CDO5E

  • control area dose in mR CR  : initial reading of the control area l l

1 I 1

CRR = init ial reeding of t he contre! area (after re-treadiation) CREDOSE

  • re-teradiation dose of the control dostmeter in mR The average of control values is t hen calculated f rom all f our areas of all controls as follows:

4N AVCONTROL s )[] 1 CDOSE 4N where : H: total number of control dosimeters (c) The average and standard deviation of the area readings for each dosimeter are calculated by standard methods. (d) Using the criteria t hat if one standard deviation is greater then 10% of the average of the f our reading and t hat i f t he value of one area is outside the range of 3 standard deviat ions of the average of the other three areas, then that area will oe eliminated and the result s will be based on the remaining areas.

DETERMINATIDH OF GAMMA EMITTING RADIOISOTOPES TELEDYNE ISOTOPES G'ama emitting radioisotopes are determined with the use of a lith'am-drif ted germanium (Ge(LI)) and high purity germanium detectors with high resolut ion spectrometry in specific media, for example, air particulate filters, charcoal f ilt ers, milk, wat er, vegetat ion, soll/ sediments, biological media, etc. Each sample to be essayed is prepared and counted in standard geometries such as one liter wrap around Marinelli containers, 300 ml or 150 ml bottles, or two-inch filter paper source geometries. Samples are counted on large (>55 cc volume) Ge(LI) detectors connected to Nuclear Data 6620 data acquisit ion and computat ion systems. All resultant spectra are stored on magnetic tape. The analysis of each sample consists of calculat ing the specific activities of all detected radionuclides or the detection limits from a standard list of nucildes. The Ge(LI) systems are calibrated for each standard geometry using cert if itd radionuclide standards traceable to the National Bureau of Standards. CALCULATION OF THE SAMPLE ACTIVITY AND COUNTING ERROR H -

                                                              )                                                                                                               2    M + )

Het pCl/vol or mass s 1 2.22 (v)(C)(BI)(DF)(At) 2.22 (v)(C)(BI)(DF)(At) L 2 L 2 Y y not activity counting error where: N: area, in counts, of a spectral region containing a gamma emmission of the nulcide of interest Hote if the detector exhitibs a peak in this region when counting a blank (ie. from natural background) then (BB)(At) is subtracted from N before using the above equation. BB is the count rate of the blank, cpm, in the background peak, p s background counts in the region of interest, calculated by fitting a straignt line across the region connecting the two adjacent regions. j at = counting interval of sample, minutes 2.22 : dpm/pCl vs volume or mass of sample analysed j

                                      -                     _ _ _ _ _ _ _ _ _ _ _ . ._                                                                                                         \

E = efficiency of counter at the energy region of interest BI = branching intensity of the nuclide at the gamma emmision energy under consideration DF

  • decay factor from sample collection time to midpoint of the counting interval CALCULATION OF MINIMUM DETECT 4BLE LEVEL (MDL) 2 VH MDL pCI/vol or mass : 2.22 (v)(C)(BI)(DF)(At)

The width of the spectral band around the emission energy is calculated differently from the case of an identified peak, so t hat t he value of H ustd in two equations may differ. A detection limit (MDL) or "les s t han" (LT) value is reported if no activity is found. If no spectral lines are identified at the energies appropriate to a nuclide, the LT value is calculated by the above equation. If spectral lines are ident ified but the 2 sigma error in the first equation is great er t hen 60% of the not activity, than a LT value is also assigned by the second equation. The analyst's judgement is exercised in t he decision to report an activity or an MDL. The agreement between various spectral lines of the same nuclide, and possible interface from other nuclides, are considered in t his decision.

DETERMINATION OF I-131 IN MILK AND WATER SAMPLES BY RADI0 CHEMISTRY AND LIQUID F HA5E BY ANALYSIS TELEDYNE ISOTOPE 5 This describes the radlochemical methods for determining I-131 activity in milk and water samples by coincidence counting in the liquid phase. Four liters of sample are first equilibrated with stable lodido carrier. A batch treatment with anion exchange resin is used to remove lodido f rom the sample. The lodine is then stripped f, rom the resin with sodlum hypochlorite solution, reduced with hydroxylamine hydrochloride, and extracted into carbon tetrachloride as free lodine. It is then back extracted as lodide into sodium bisulfite solution. The lodido sample solution is oxidized to the f ree state using HaNO: reagent and is extracted several times into a total of 15 ml of toluene. A 200 microllter allquot is taken for determining chemical yleid by spectrophotometer. A decolorizing agent (2 met hyl-2-bu t ene) is added to the toluene-lodine solution to form an inert molecule and to minimize liquid scintillation quenching. A toluene-based liquid scintillation counting solution is added to the sample, which is then analyzed by a beta gated gamma-coincidence counting system.

CALCULATION OF THE SAMPLE ACTIVITY OR OF THE MDL The Semote Act ivitv and t he 2-sloma Countina Error are Calculated as Followst . R.-[ 2 K. + g di At Net eCt on collection date : 1 At liter 2.22(v)(y)(DF)(C) 2.22(v)(y)(DF)(C) L 2 L j Y Y not activity counting error where: N  : total counts from sample (counts) at  : counting time for sample (min)

       /9         : background rate of counter (cpm) 2.22      : das pCl v         : volume of sample analyzed (liters) y         :            chemical yield of the mount or sample counted DF                     decay f act or f rom t he collect ion to the mid count t ime C         : efficiency of the counter for I-131 Hote:     Efficiency is determined by counting an I-131 standard.

Consequently, t he branching intensity (abundance) of the I-131 gamma does not appear in the above equat ion. Calculation of t he MDL If the not activity (previously defined) is less than a specified mult iple of t he background count ing error, t he act ivity on t he collection date is below the limits of detection and is called "less than" (L.T.) or "minimum detectable level" (MDL). The L.T. value can be specif ied by stat ing only t he count ing error at a predetermined multiple (Om) of the one sigma stat ist ics. A sigma multiple (Om) of 4.66 is used for calculation of the L.T. values unless anot her mult iple such as 2.83 is specified. t hu s L . T . a Cm v f }lat (2.22(v)(y)(DF)(C)

DETERMINATION OF ?RITIUM BY GAS COUNTING TELEDYFE ISOTOPES A 2 at allquoi is reduced and t he hydrogen gas is collected in an act ivated charcoal trap. The hydrogen is then transferred into a previously evacuated one liter proportional counter. Non-tritlated l hydrogen and ultra-high purity methane is added and then counted. Backgrounds and standards are counted in t he some gas mixture as the samples. Calculation of the sample act ivity or the MDL: __ 3.234x(TUk w Vw (CPM)g - BKG 1 6 602 + $32 Net oCl  : CPM g x Vg _ _ unit vol. wher e : (TU)g  : t he t rit ium unit s of t he standard Vg a volume of the standard used to calibrate the efficiency of the detector (psla) V 5 = volume of the sample loaded into the detector (psla) (CPM)g  : the cpm act ivity of the standard of volume V

the gross activity of t he sample of volume V (CPM)g and the detector background BKG  : the background of the detector in cpm 3.234
  • conversion factor changing TU to pC/1 At  : counting time for the sample O'm  : multiple of the counting error 00  : standard deviat ion of t he gross activity of the sample and the detector background, in cpm O8  : standard deviat ion of the background, in cpm If the not act ivity (CPM)g - BKO is less than twice the count ing l error, the activity on the collection date is below the limits of l detect ion and is called "less t han" (L.T.) or "minimum detectable level" l (MDL).

l t hu s L . T . : 2 x 3.234 x (TU)g xVgx)602 + 652 l (CPM)g xV 3 where OFG = standard deviat ion of the gross act ivity of the sample and t he detector background. In epm CFB : standard deviation of the background. in eps

DETERMINATION OF OR055 ALPHA AHD/OR BETA ACTIVITY IN WATER SAMPLES, AIR PARTICULATE FILTERS, OR SEDIMENT This describes the process used to measure the overall alpha and/or beta radioactivity of water samples, air particulate filters, composite air particulate filters or sediment without ident if ying t he radioact ive species present. No chemical separation t echniques are involved. One liter of the water sample is evaporated on a hot plate. The sample is rinsed into a 2-inch diameter stainless steel planchet which is stamped with a concent ric ring pattern to distribute residue evenly. Final evaporation to dryness takes place under heat lamps. Residue mass is determined by weighing the planchet bef ore and af ter mounting the sample. In the case of air particulate sample, the filter is mounted directly on a 2-inch stainless steel planchet. Sediment samples are dried and a 1 gram aliquot is mounted directly on a 2-inch stainless steel planchet. The planchets are then counted for alpha /and or beta activity in a low background gas flow proportional counter. Calculation of activity includes an empirical self-absorbt ion correct ion curve which allow f or t he change in ef f ect ive counting of ficiency caused by the residue mass. Self absorbtion is not considered in t he case of air part iculate filters because of the impracticality of accurately weighing the deposit and because the penetration depth of the deposit into the filter is unknown. CALCULATION OF THE SAMPLE ACTIVITY OR OF THE MDL L-g 2 L+g at At Het oCl on enalvsis dat e : 2 6t unit volume or wt. 2.22(v)(C) 2.22(v)(C) ( ) t > Y Y not activity counting error where H  : total counts from sample (counts) Zit  : counting time for semple (min)

            /7                 :  background rate of counter (cpm) 2.22 : dnm pCi v(w) :               volume or weight of sample analyzed
              &                :  efficiency of the counter 2               : multiples of counting error If the net activity At                    M    is l e s s t han the counting error, the activity on the collection date is below the limits of detection and is called "less t han" (L.T.) or "minimum detectable level" (MDL).

QUALITY CONTROL _ _ _ _ _ _ . . _ _ _ _ _ _ _ _ l

APPENDIX E QUALITY CONTROL PROGRAM TI participates in the EPA radiological interlaboratory comparison (cross check) program. This participation includes a number of analyses on various sample media as found in the Limerick Generating Station REMP. As a result of this participation, an objective meksurement of analytical precision cnd accuracy as well as, a bias estimation of the results are cbtained. During 1987, 76 of the 83 analyses performed, fell within three standard deviations of the EPA known values. Table E-1 summarizes the 1987 results of this program. The second quality control program includes the analysis of blank and spiked samples. This intralaboratory program indicates the proper functioning of the chemistry and instrumentation for gross alpha, gross beta, iodine-131, strontium-89 -90, gamma cnd the tritium analyses. Of the 1240 analyses completed during 1987, 3 were determined to be outside the expected range. One distilled water sample which was prepared as liquid radwaste contained trace amounts of gross beta activity from hot lamp contamination, and two samples were slightly high for Sr-90. All anomalies were investigated and resolved. In conjunction with the Limerick REMP, TI participates in a duplicate analysis program. The duplicate or relplicate samples are prepared in the field from samples that are as homogenous as possible, such as well-stirred or mixed liquids or solids. Of the 420 duplicate / replicate samples analyzed in 1987, 418 were considered to be in agreement with the original result. The two water samples which were not in agreement were determined to contain different amounts of sediment and not of a homgeneous nature. \

TABLE [-l INTE R-L ABOR ATORY COMPARISONS. 1987 TEtt0VNE ISOTOPES Page 1 of 5 Collection Teledyne All Participants Date Media Nuclide EPA-Results(a) Isotopes Results(b) Mean i 2 s.d. 10/22/86 Water Gross Alpha 40.00 t 17.32 51.00 2 6.00 35.76 2 18.50 l (Sample A) 10/22/86 Water Gross Beta 51.00 1 8.66 48.00 2 3.00 46.63 1 12.16 (sample 8) Sr-89 10.00 t 8.66 11.33 2 1.74 9.14 1 5.16 Sr-90 4.00 t 2.60 4.00 1 0.00 3.84 1 1.P0 Co-60 24.00 t 8.66 29.33 2 12.12 24.45 1 4.46 Cs-134 12.00 t 8.66 12.00 t 3.00 11.30 t 3.12 Cs-137 8.00 t 8.66 7.67 2 1.74 8.83 2 3.18 01/09/87 Water Sr-89 25.00 2 8.66 22.66 2 1.74 23.28 1 6.34 Sr-90 25.00 t 2.60 26.00 1 0.00 23.33 2 5.66 01/23/87 Water Gioss Alpha 11.00 t 8.66 18 33 1 3.45 (d) 10.15 1 5.26 Gross Beta 10.00 1 8.66 11.66 1 1.74 11.19 2 4.60 01/30/87 food Sr-90 49.00 t 17.32 50.00 2 8.49 43.06 1 20.34 (c) I-131 18.00 t 13.85 74.00 1 4.23 80.90 1 12.46 Cs-137 84.00 t 8.66 91.00 t 16.98 87.86 1 10.08 K 980.00 t 84.87 984.00 1201.30 984.23 2141.5G 02/06/87 Water Co-60 50.00 t 8.66 50.33 t 4.56 50.40 t 8.04 In-65 91.00 t B.66 108.33 1 7.53 (e) 93.88 2 16.28 Ru-106 100.00 t 8.66 100.33 2 33.45 95.01 2 31.02 Cs-134 59.00 t 8.66 62.00 t 16.71 54.77 1 6.90 Cs-137 87.00 t 8.66 92.00 t 10.80 87.31 1 10.84 07/13/H1 Water H-3 4209.00 1729.19 4100.00 1600.00 4155.66 2835.40 02/27/87 Water I-131 9.00 t 1.55 8.67 t 1.75 8.58 2 3.00 03//U/H1 Water Gross Alpha 3.00 t 8.66 3.33 t 1.74 3.91 2 2.68 Gr oss Het a 13.00 t 8.66 14.33 1 1.74 12.83 1 4.12 04/o3pt/ ' sit er 1-131 7.00 t 1.?! 6.67 2 1.74 7.26 2 2.16

h T ABLE C-1 INTE R-L AB0k ATORY COMP ARISONS,1987 IEL(UYNE 150TOPf5 Page 2 of 5 Teledyne All Participants Collection Isotopes Results(b) Me.n i 2 s.d. EPA-Results(a) Date Media Nuclide 18.33 1 3.45 15.49 1 6.08 i Air Filter Gross Alpha 14.00 t 8.66 04/10/87 Gross Beta 43.00 t 8.66 42.00 t 7.92 45.31 1 10.04 1 17.00 2 2.60 15.66 1 1.74 17.52 1 3.66 - l

                          $r-90                                                         3.00                               9.27 1 4.20 Cs-137                 8.00  t  8.66           8.00 t Gross Alpha          30.00 a 13.86            33.66 1         3.45                             28.38 a 16.52 04/l?/87     Water 66.00 1    8.66          56.00 t 5.19 (f)                                 64.51 1 14.62 Gross Beta                                    16.33 1          1.74                             17.38     8.70 Sr-89                19.00   1  8.66                                                             9.98  a  3.12
                          $r-90                10.00   1   2.60           9.33 2         1.74 3.00                              9.04  1  3.90 Co-60                  8.00  t   8.66           8.00 1 18.19  2  5.14 Cs-134               20.00   t   8.66         15.33 1          4.56 12.33 1           3.45                            15.68  2  4.34 Cs-137               15.00   t   8.66 41.00 t     8.66         40.33 2           6.93                            38.96 1 14.20 05/08/87     Water      Sr-89                                                                                           19.57 s 5.72 5r-90               20.00 t     2.60         21.33 t            1.74 9.67 t            1.74                            9.70 t   6.10 Water       Gross Alpha          11.00 t    8.66 05/22/87                Gross Beta             7.00 1 8.66             8.33 1            1.74                            7.89 t 4.32 8.66          ti 53.33                                         39.25 1 27.60 06/05/87     Water      Cr-51                41.00  2 64.80 2    4.25 Co-60                64.00   2  8.66          63.00 t 13.08 af 9.67                                           10.93 1   4.64 10.00  t   8.66 In-65 8.66         12.00 m 35.37                                     72.58 1 21.42 Ru-103               75.00   t 4.56                          36.71 i   6.72 Cs-134               40.00   t   8.66         34.66 2 8.60         19.00 t 13.08                                     79.59 1 10.38 Cs-137               80.00   2 2895.00 1618.34          2800.00 2300.00                                   2184.00 1585.66 06/12/87     Water      H-3 69.00 t     8.66         63.67 1                1.53                       63.67 1 28.42 06/26/07     Milk       Sr-89 35.00 2     2.60         39.66 a                3.45 (g)                   34.29 t 10.18 Sr-90 1-131               59.00 s 10.39            49.33 1 ? 63 (h)                                  61.98 s 11.82 15.22 1 11.42 Cs-131              74.00 1     8.66          77.00 t 15.60 1525.00 2131.64          1533.00 2294.45                                  1576.61 1225.18 K

6.33 1 1.14 4.71 2 2.88 Gross Alpha 5.00 2 8.66 07/24/87 Water Gross 8 eta 5.00 t 8.66 6.33 2 1.74 6.05 t 3.58

                                                                                  - - - - - - - ~ - - -  _ _ _ _ _ _ _        ,

TA6LE E-1 th1ER-L A80R ATOAf ConPARI5ons,1987 TELEDfhE ISOTOPE 5 Page 3 of 5 Co llec t ion Teledyne All Participants Date Media Nuclide EPA-Results(a) I'otopes Results(b)

                                                                                                             ,                         Mean a 2 S.d.

07/31/87 food Sr-89 23.00 1 8.66 18.67 t 3.45 20.36 a 13.94 Sr-90 30.00 1 2.60 31.00 t 3.00 27.58 1 7.85 I-131 80.00 1 13.86 88.00 1 31.74 81.11 a 14.58. Cs-137 50.00 t 8.66 57.33 2 16.53 (t) 52.07 1 9.30 K 1680.00 2145.49 1603.33 2603.24 1730.28 2297.36 08/07/87 Water 1-131 (8.00 t 10.39 58.67 t 1.74 (j) 47.19 1 9.74 08/28/87 Air Filter Gross A*pha 10.00 1 8.66 11.C3 1 3.00 10.47 a 4.36 1 Gross Seta 30.00 t 8.66 26.00 1 5.78 30.31 t 8.64 l Sr-90 10.00 1 2.60 9.33 1 1.74 9.55 a 3.90 Cs-137 10.00 1 8.66 9.00 1 3.00 10.66 a 3.72 09/18/87 Water Gross Alpha 4.00 t 8.66 2.67 1 1.74 3.85 1 2.90 Gross Beta 12.00 1 8.66 13.00 2 3.00 12.03 1 4.46 10/09/87 Water Cr-51 70.00 t 8.66 90.67 1 34.77 (k) 68.82 a 17.74 Co-60 15.00 1 8.66 16.33 1 1.74 16.39 1 4.00 Jn-65 46.01 a 8.66 50.67 2 1.74 47.24 2 9.32 Ru-106 61.00 t 8.66 55.67 t 12.12 60,12 2 19.36 Cs-134 25.00 t 8.66 25.67 s 1.74 24.44

  • 4.90 Cs-137 51.00 e 8.66 54.67
  • 6.24 51.78 1 5.98 ,

10/16/87 Water H-3 4492.00 2778.04 4300.00 t300.00 4386.34 1598.32 , 10/21/87 Water Gross Alpha 28.00 t 12.12 40.67 1 6.24 (1) 27.96 t 15.04 Gross Beta 72.00 e 8.66 72.67 t 4.59 75.22 1 18.56

                                         $r-89                               16.00 t 8.66                        14.67 a   1.74        15.21 1 7.26 Sr-90                               10.00 a 2.60                         9.67 2   1.74         9.85 t 2.58 Co 60                               16.00 t 8.66                        19.33 a   7.56        16.57 1  4.46 Cs-134                              16.00 a 8.66                        14.33 1   7.56        15.67 2 5.18 Cs-137                              24.00 t 8.66                        25.00 1 10.83        24.29 1   4.40 Gross Alpha                           7.00 t                  G.66      L.T. 1.b        a      6.34 1  4.22 11/20/87     Water L.T. 1.0       e     18.55 a  7.32 Gross Beta                          19.00 t                   8.66 12/04/87     Water                        I-138                              26.00 1 10.39                       26.33 1   4.59       26.61 2 6.28
                  -     _ _ _ _ . - - _m     _ _ . - _ _ . _ . _ _ _ _ - _ _ _ _ _ . _

TCBLE E-1 INI[R-L AB0k ATORY COMPARISONS, 1981 1[L[ DYNE ISOTOP[5 Page 4 of 5 Collection Teledyne All Participants Date Media Nuclide [PA-Results(a) Isotopes Results(b) Mean i 2 5.d. Notes: (a) [PA Results-[apected laboratory precision (3 sigma). Units are pct /f for water, and milk except K is in eg/f. Units are total pCl for air particulate filters. (b) Tcledyne Resulta - Average t three sigma. Units are pCi/t for water and milk except K is in og/f. Units are total pCi for air particulate filters. (c) Units for food analysis are pCl/kg except K which is ag/kg. { (d) No aerosol solution was added to the planchets in the final stages of preparation leading to a more efficient counting geometry. The technicians in the alpha beta laboratory have been instructed to add the aerosol in accordance with Procedure PRO-031-1. (c) No reason could be ascertained for the high result for in-65. Previous results had a normaltred deviation from the known of -0.34 (ID/10/8b) and 0.58 (06/06/86). Therefore this dces not appear to Se a trend. Further cross-check s will be studied for any problems. (f) The previous two [PA beta results are 6 percer.1 low, and our in-Souse beta spikes are low by about the same l percentage. The analysts have been re-trained in transferring all sample residue into the planchets. (g) The reported high result was due to small al6quot available for the Sr-90 analysis. Inadvertently a larger aliquot was used for another analysis leaving 40% of the acreal volume for Sr-90. Additionally, the narrow acceptance Ilm6ts defined by (PA es particularly difficult to meet. For this analysis 63% of the participants were beyond the i 3 sigma limit. (h) Ihe low result is attributed to the appllCatton of the resin method rather than the hydromide method to this analysis. !he resin method is inefficient at absorbing protten-bound lodine thus leading to low results. The results obtained by Get6 were higher. (6) The Cs-131 results in EPA f oods have typically been biased high. We are in the process of performing our annual calibrations. We are using a new Amersham almeJ gamma standard rather than the most recently prepared NB5 standard which is now several years old. Based on preliminary results the three Cs-137 values would be 52.1, 50.3, and 50.9, wh6ch everage 51.I. (j) Erroneously high electrode reading of stable iodide in sample (possibly because of interfering species such as 5--) leading to erroneously low chemical yields. After repeating the electrode reading, the calculated average I-131 is 49.6 pct /f. Technicians have been made aware to be susp6clous of high electrode readings. When unusually high readings occur samples will be dtInted and/or outdtaed and remeasured. (k) The data for the Cr-51 results were reviewed. The detector efficiencies appear to be correct. The other five isotopes measured in this sample were with6n two standard deviations indicating there is no systematic error. (hromium-51 ts d6ffscult to measure at this act 6vity level because of the low branching intenssty of the gamma ray and besng 6n the high background region of the spectrum since Cr-51 has a low energy ray.

IABl[ L-1 INi[R-LABORATORY COMPARISONS. 1987 Tit (DVNE 150 TOPE 5 Page 5 of 5 Collection icledyne All Participants Date Media Nuclide (PA-Results(a) Isotopes Results(b) Mean i 2 S.d. ( Notes: i (1) The reason for deviation is due to uneven distribution Jf restdue on planchet. The residue from the original planchets was dissolved. evaporated and remounted. The counting results then became accurate (2913. 3013, 26t3). I (m) The [PA sample was net analyzed. The technician misinterpreted the dilution instructions sent by the [PA and j proceeded to dilute and analyze instead an in-house blank of de$onized water. The [PA sample was analyzed aPd the results were 5.4 1 1.6 5.2 1 1.6 and 6.2 1 1.7 for gross alpha and 21 1 2. 21 1 2 and 20 1 2 for gross beta. In the f uture, all dilutions will be perf ormed by the laboratory supervisor or the laboratory manager to ensure i accuracy. l

LGS SURVEY s

APPENDIX F: LGS SURVEYS A Land Use Census around the Limerick Generating Station (LCS) was conducted by RMC Environmental Services for Philadelpnia h Electric Company to comply with Section 3/4.12.2 of the Plant's Technical Specifications. The survey was conducted during the May to September 1987 growing season. The results of this survey are summarized in Table F-1. There were no changes required to the LGS REMP as a result of this survey.

                                                                                       ., y
                                                                                  . ' .f
                                                                              .: n .;

1 Table T-1 M.'.) ? . yo W> Location of Heerest Residence. Garden and

  • h,.I,,-

Milk Farm within a rive nile Radius of .' ? - I Limerick Generating Station * ,. (Distance in Miles)

                                                                                     .',     e Sector         Residence         Garden (13      Milk Fara                 ('f, a, r.T . '

N 0.5 1.5 4.7 0.'-' C MNT fl . 5 1.0 -

                                                                                ,. .i %

HE 2.0 2.6 '[N -: ENE s- 'e 1.5 - 1.1 E , 4.2 ESE .6 0.5(33 1.1(3) SE 1.0 2.4 4.5 SSE 1.0 1.0 - S 0.8 1.2 2.3 SSW 1.0 1.2 1.8 SW 0.6 0.8 3.0 WSW 0.8 0.8 1.4 W 0.6 1.6 - WHW 0.7 0.9 - HW 0.7 1.6 - NHW 0.9 1.2 - til Garden greater than 500 square feet (33 Goat Milk (33 Experimental Garden at Information Center

  1. Data Collected June 1987 - September 1987}}