ML17265A273

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1997 Annual Radiological Environ Operating Rept for Re Ginna Nuclear Station.
ML17265A273
Person / Time
Site: Ginna Constellation icon.png
Issue date: 12/31/1997
From:
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17265A272 List:
References
NUDOCS 9805180074
Download: ML17265A273 (66)


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1997 XWXUWr,m,mor,oaICAI, KXVra.OremXT<r, OPERATING REPORT R.E. Ginna Nuclear Station Rochester Gas dk Electric Corporation Docket No. 50-244

TABLE OF CONTENTS Page 1.0

SUMMARY

2.0 PROGRAM DESCRIPTION 2.1 Program Objectives 2.2 Program Requirements 3.0 DATA

SUMMARY

13 3.1 Analytical Results 13 3.2 Air Samples 14 3.3 Water Samples 26 3.4 Milk Samples 39 3.5 Fish Samples 41 3.6 Vegetation Samples 45 3.7 External Penetrating Radiation 47 4.0 LAND USE CENSUS 50 5.0 EXTERNAL INFLUENCES 50 6.0 INTERLABORATORYCOMPARISON STUDY 53 7.0 ERRATA 56

LIST OF TABLES/FIGURES Table/Figure Page Environmental Radiological Monitoring Program Summary 2 2-1 Radiological Environmental Monitoring Program 5 2-2 Maximum Values of LLD 7 2-3 Direction and Distance to Sample Points 9 3-1 A Onsite Samplers, January - June 15 3-1 B Onsite Samplers, July - December 16 3-2 A Offsite Samplers, January - June 17 3-2 B Offsite Samplers, July - December 18 3-3 Onsite vs Offsite Air Monitors 19 3-4 A 13 Week Composite Gamma Isotopic Analyses First Quarter 20 3-4 B 13 Week Composite Gamma Isotopic Analyses Second Quarter 3-4 C 13 Week Composite Gamma Isotopic Analyses Third Quarter 22 3-4 D 13 Week Composite Gamma Isotopic Analyses Fourth Quarter 23 3-5 Charcoal Cartridges for iodine 24 3-6 Annual Trending of Air Activity 25 3-7 A 1997 Trending of Environmental Water Samples 28 3-7 B Annual Trending of Environmental Water Samples 29 3-8 Environmental Water Samples Gross Beta Analysis 30 3-9 Russell Station Water Gamma Isotopic Analysis 31 3-10 Ontario Water District Water Gamma Isotopic Analysis 32 3-11 Circ-In Water Gamma Isotopic Analysis 33 3-12 Circ-Out Water Gamma Isotopic Analysis 34 3-13 Deer Creek Water Gamma Isotopic Analysis 35 3-14 Tap Water Gamma isotopic Analysis 36.

3-15 Environmental Water Samples Tritium Analysis 37 3;16 Radioiodine in Water 38 3-17 Milk Samples Gamma Isotopic Analysis 40 3-18 A Fish Samples Gamma Isotopic Analysis 42 3-18 B Fish Samples Gamma Isotopic Analysis 43 3-19 Lake Samples Gamma Isotopic Analysis 44 3-20 Vegetation Samples Gamma Isotopic Analysis 46 3-21 External Penetrating Radiation 48 3-22 . Two Year Trend of External Penetrating Radiation 49 4-1 Land Use Census 51 6-2 Interlaboratory Comparison Study 55 7-1 A Erroneous 1996 External Penetrating Radiation 57 7-2 B Corrected 1996 External Penetrating Radiation 58

LIST OF NIAPS Page Onsite Sample Locations 10 Offsite Sample Locations 11 Water Sample and Milk Farm Locations 12 Land Use Census 52

RADIOLOGICALENVIRONMENTALSURVEY January 1 - December 31, 1997 1.0

SUMMARY

The Annual Radiological Environmental Operating Report is published in accordance with Section Vl of the Offsite Dose Calculation Manual, (ODCM).

This report describes the Radiological Environmental Monitoring Program, (REMP), and its implementation as required by the ODCM.

The REMP is implemented to measure radioactivity in the aquatic and terrestrial pathways. The aquatic pathways include Lake Ontario fish, Lake Ontario water, and Deer Creek water. Measurement results of the samples representing these pathways contained only natural background radionuclides or low concentrations of Cs-137 resulting from past atmospheric nuclear weapons testing. The 1997 results were consistent with data for the past five years and exhibited no adverse trends.

Terrestrial pathways were also monitored. These included airborne particulate and radioiodine, milk, food products, and direct radiation. Analysis of terrestrial pathways demonstrated no detectable increase in radiation levels as a result of plant operation. The 1997 results were consistent with data for the past five years and exhibited no adverse trends.

The analytical results from the 1997 Radiological Environmental Monitoring Program demonstrate that the operation of the Robert E. Ginna Nuclear Power Station had no measurable radiological impact on the environment. The results also demonstrate that operation of the plant did not result in a dose to the general population above natural background levels.

During 1997, 1454 samples were collected for analysis by gross beta counting and gamma spectroscopy. These included 928 air samples, 292 water samples, 16 fish samples, 7 vegetation samples, 58 milk samples, and 153 thermoluminescent dosimeter measurements. During 1997 there were 3 deviations from the sampling schedule for TLD's and 9 for tritium analysis. The minimum number of samples required in ODCM Table V-1 were collected for all pathways.

Samples were collected by Ginna Station chemistry personnel and analyzed by the J. A. Fitzpatrick Nuclear Power Plant Environmental Laboratory.

A summary of the data collected indicating the results of all data for indicator and control locations is given in Table 1-1.

Table 1-1 ENVIRONMENTALRADIOLOGICALMONITORING PROGRAM

SUMMARY

";,,':,-<<L'OCATIONiWITH',HlGHEST,'ANNUAL'- MEAN+

p,-,~~TYPE'.AND)TOTAL-NUMER'OFrANALYSESsr ""INDIC'ATOR;LOCATIONS8 i:.,UNITjOF'MEASUREMENT=..=-,= e~.= MEAN'(1J'RANGE (~

."i~'
NAME>,DISTANCE~~; p, MEAN.(1) RANGE~j';-,'LOCATIONS'.MEANP~

AND DIRECTION [~ -;(1)~iRANGE~~

AIR: Particulate(pCi/M') Gross Beta 606 0.003 0.017 (456/456) Onsite Location ¹ 13 0.019 (52/52) 0.016 (150/150) 0.0064.062 292 230M 0.007 - 0.062 0.005 - 0.037 Gamma Scan 48 < LLD < LLD Iodine(pCi/M') 0.02-Gamma Scan 304 0.06 < LLD DIRECT RADIATION: 12.8 (117/1 17)

TLD Gamma 153 5.0 10.1 - 16.2 Onsite Location ¹7 15.4 (4/4) 11.6 (36/36) mrem/ uarter 257 220M 14.5 - 16.2 10.1 - 13.7 WATER: Drinking Gross Beta 12 1.2 2.69 (12/12) OWD 2.69 (pCi/Liter) 1.64 -4.69 70 1200M 1.64 - 4.69 Gamma Scan 12 (2) Ra-226 94(10/12) OWD Ra-226 94 (10/12)44-179 70 1200M 44 - 179 Iodine 29 0.45 < LLD Surface Gross Beta 48 1.2 2.44 (12/12) Deer Creek 4.35 (12/12) 2.45 (12/12)

(pCi/Liter) 1.55- 3.72 105 260M 2.78- 7.51 1.78 - 3.52 Gamma Scan 48 (2) Ra-226 78 (11/12) Clout Ra-226 78 (11/12) Ra-226 (9/12) 44 -152 15 130M 44 -152 44-119 iodine 48 0.45 <<LLD < LLD MILK: Iodine 58 0.45 < LLD < LLD (pCi/Liter) Gamma Scan 58 <<LLD < LLD FISH: Gamma Scan 16 (2) Cs-137 11'1/8) Control Fish Cs-137 20 (1/8) Cs-137 20 (1/8)

Ci/K 270 25600M 70 2200 VEGETATION: Gamma Scan 7 Ra-226 680 (4/4) 20'a-226 (2) Site Garden Ra-226 680 (4/4) 258 (2/2)

Ci/K 67-2730 67-2730 131-385 (1) Mean and range based on detectable measurements only. Fraction of detectable measurements at specified locations in parentheses.

(2) Table of LLD values attached for gamma scan measurements.

(3) Single sample No mean or range, single sample

2.9 PROGRAM DESCRIPTION 2.1 Program Objectives The objectives of the Radiological Environmental Monitoring Program are:

~ Measure and evaluate the effects of plant operation on the environment.

~ Monitor background radiation levels in the environs of the Ginna site.

~ Demonstrate compliance with the environmental conditions and requirements of applicable state and federal regulatory agencies, including the ODCM and 40 CFR 190.

~ Provide information by which the general public can evaluate environmental aspects of the operation of Ginna Nuclear Power Station.

2.2 Program Requirements In order to achieve the objectives listed in section 2.1, a sampling and analysis program is implemented each year according to table V-1 of the ODCM. Following are the requirements from the ODCM:

Mon'r'o ram The radiological environmental monitoring program shall be conducted as specified in Table V-1 at the locations given in the ODCM.

If the radiological environmental monitoring program is not conducted as specified in Table V-1, prepare and submit to the Commission, in the Annual Radiological Environmental Operating Report, a description of the reasons for these deviations and the plans for preventing a recurrence. Deviations are permitted from the required sampling schedule if specimens are unobtainable due to hazardous conditions, seasonal availability, or to malfunction of automatic sampling equipment.

If the latter, efforts shall be made to complete corrective action prior to the end of the next sampling period.

If milk or fresh leafy vegetable samples are unavailable for more than one sample period from one or more of the sampling locations indicated by the ODCM, a discussion shall be included in the Annual Radioactive Effluent Report which identifies the cause of the unavailability of samples and identifies locations for obtaining replacement samples. If a milk or leafy vegetable sample location becomes unavailable, the locations from which samples were unavailable may then be deleted from the ODCM, provided that comparable locations are added to the environmental monitoring program.

La Us C su A land use census shall be conducted and shall identify the location of the nearest milk producing animal and the nearest residence in each of the 16 meteorological sectors within a distance of five miles.

An onsite garden located in the meteorological sector having the highest historical D/Q may be used for broad leaf vegetation sampling in lieu of a garden census; otherwise the land use census shall also identify the location of the nearest garden of greater than 500 square feet in each of the 16 meteorological sectors within a distance of five miles. D/Q shall be determined in accordance with methods described in the ODCM.

labo on ro a Analyses shall be performed on applicable radioactive environmental samples supplied as part of an interlaboratory comparison program which has been approved by NRC, if such a program exists.

c c I The radiological environmental monitoring samples shall be collected pursuant to, Table V-1. Acceptable locations are shown in the ODCM. Samples shall be analyzed pursuant to the requirements of Tables V-1 and V-3.

A land use census shall be conducted annually (between June 1 and October 1).

A summary of the results obtained as part of the required Interlaboratory Comparison Program shall be included in the Annual Radiological Environmental Operating Report.

'

Devi Deviations from the sampling schedule are allowed when samples are unavailable due to hazardous conditions, seasonal variations or malfunction of automatic sampling equipment.

During the last quarter of 1996, the analysis of environmental samples was transferred to the James A. FitzPatrick Environmental Laboratory. The ability to do analyses still exists, but the Ginna lab is not currently used for routine environmental sample analyses.

Table 2-1 Page 2 of 2 Offsite Dose Calculation Manual Table V-1 RADIOLOGICALENVIRONMENTALMONITORING PROGRAM

':.;,EXPOSURE'PATHWAY,:::';,'",'.': NUWIBER:::OF::;:,'SAMPLES ':::.SAMPLINS'AND COLLECTlON '",,-'.,":;.,'j7YP E'AND,::;FREQUENCY!OF:;:'ANAt"'YSIS,"",i;.'.

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INGESTION

a. Milk 1 control At least once per 15 days Gamma isotopic and I-131 analysis of each 3 indicator sample.

June thru October each of 3 farms 1 control At least once per 31 days Gamma isotopic and 1-131 analysis of each 1 indicator sample.

November thru May one of the farms

b. Fish 4 control Twice during fishing season Gamma isotopic analysis on edible portions of 4 indicator (Off shore at including at least four species. each sample.

Ginna)

Annual at time of harvest.

c. Food Products 1 control Sample from two of the Gamma isotopic analysis on edible portion of 2 indicator (On site) following: sample.
1. apples
2. cherries
3. grapes 1 control At time of harvest. One sample 1 indicator ~

of: Gamma isotopic analysis on edible portion of (On site garden or 1. broad leaf vegetation sample.

nearest offsite garden 2. other vegetable within 5 miles in the highest D/Q meterological sector)

Table 2-2 Page 1 of 2 The maximum LLD values as defined by ODCM Table V-3

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,;:;:. (pCi/Lite'r);;,;::,

gross beta 4a 1 x102 H-3 2000 (1000')

MN-54 15 Fe-59 30 260 Co-58 15 130 Co-60 Zn-65 30 260 Zr-Nb-95 x10'30 I-131 7 x10' 60 Cs-134 15(10'), 130 15 60 Cs-137 18 Ba-La-140

a. LLD for drinking water
b. Total for parent and daughter

Table 2-2 Page 2 LLD TABLE NOTATlON The LLD is the smallest concentration of radioactive material in a sample that will yield a net count (above system background) that will be detected with 95% probability with only 5% probability of falsely concluding that a blank observation represents a "real" signal.

The LLD is defined as an apriori (before the fact) limit representing the capability of a measurement system and not as an aposteriori (after the fact) limit for a particular measurement, the minimum detectable activity (MDA).

For a particular measurement system (which may include radiochemical separation):

LLD = 4 6 b E V 2.22 Y exp(-&t) where:

LLD is the lower limit of detection as defined above (as pCi per unit mass or volume) 4.66 establishes 95% confidence interval about LLD Sb is the standard deviation of the background counting rate or of the counting rate of a blank sample as appropriate (in counts per minute)

E is the counting efficiency (as counts per disintegration)

V is the sample size (in units of mass or volume) 2.22 is the number of disintegrations per minute per picocurie Y is the fractional radiochemical yield (when applicable)

A is the decay constant for the particular radionuclide; ht is the elapsed time between sample collection, (or end of sample collection period),

and time of counting.

ROCHESTf R GAS AND ELECTRIC Table 2-3 DIRECTION AND DISTANCE TO SAMPLE POINTS All directions given in degrees and all distances given in meters

~i""4%~. LDPR'Ax>Direction i">>~ ';;.'istance"'<<'2 I 87 320 ¹2 87 320

¹3 I 110 420 ¹3 110 420

¹4 I 140 250 ¹4 140 250

¹5 I 185 160 ¹5 185 160

¹6 I 232 225 232 225

¹7 I 257 220 ¹7 257 220

¹8 C 258 19200 258 19200

¹9 I 235 11400 ¹9 235 11400

¹10 C 185 13100 ¹10 185 13100

¹11 I 123 11500 ¹11 123'1500

¹12 C 93 25100 ¹12 93 25100

¹13 I 194 690 ¹13 292 230

ÃiWaterrSam" le',Locations%,L',: ~>>DlrectlonF~~~3 ~:.(Y4."Dlstance3 '-'14 292 770 Russell Station C 270 25600 ¹15 272 850 Ontario Water District I 70 2200 ¹16 242 900 Circ Water Intake S 0 420 ¹17 208 500 CircWaterDischar e I 15 130 ¹18 193 650 Deer Creek S 105 260 ¹19 177 400 Ta S Onsite Sink ¹20 165 680

¹21 145 600

¹22 128 810

¹ 23 107 680

¹24 90 630

¹25 247 14350

¹26 223 14800

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1'i',Milk:Sam le'.Locations ';".I:r.S~,.'<Ofrectton':d5>>,.-'l>~~Dlstan'ce 5~34'.~ ¹27 202 14700 FarmA I 113 9500 ¹28 145 17700 FarmB I 242 5450 ¹29 104 13800 Farmc I 156 4950 ¹30 103 20500 FarmD C 132 21000 ¹ 31 263 7280

".-<<-"":Z I:."2:<~>M,~'.>JFishlSam'es~-!.:,>>;:.~-.;+<..'I j;,"='~ i:.>~~~2)."-'-'-. ¹32 246 6850 Indicator Sam les Lake Ontario Dischar e Plume ¹33 220 7950 Back round Sam les Russell Station ¹34 205 6850 VP~l.ft%"~=-P~f~~f'--~VX ft-:"~-T-'~g~ --~~- ¹35 193 7600 Sam les Grown on ro e surroundin Plant IJ'ndicator

¹36 174 5650 Back round Sam les Purchased from farms > 10 mites ¹37 158 6000

¹38 137 7070 I = Indicator Samples ¹39 115 6630 C = Control Samples ¹40 87 6630 S "- Supplemental Samples (9)

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(i2)

3.0 DATA

SUMMARY

3 1 Ana 'ca Is The values listed on the following tables include the uncertainties stated as a 1 standard deviation.

e Defiio s Curie (Ci): The quantity of any radionuclide in which the number of disintegrations per second is 37 billion.

Picocurie (pCi): One millionth of a millionth of a curie or 0.037 disintegrations persecond.

Cubic Meter (M'): Approximately 35.3 cubic feet.

Liter (L): Approximately 1.06 quarts.

Kilogram (Kg): Approximately 2.205 pounds.

Lo D The Nuclear Regulatory Commission has requested that reported values be compared to the Lower Limit of Detection (LLD) for each piece of equipment. The LLD for the equipment is established by the measurement of a blank sample. These values are before the correction for decay. Decay correction is applied from the end of the sampling period to the counting time, not from the midpoint of the sampling period. An explanation of the calculation of the LLD is included with Table 2-2, (page 8).

3.2 ~S Radioactive particles in air are collected by drawing approximately one scfm through a two inch diameter particulate filter. The volume of air sampled is measured by a dry gas meter and corrected for the pressure drop across the filter. The filters are changed weekly and allowed to decay for three days prior to counting to eliminate most of the natural radioactivity such as the short half-life progeny products of radon and thoron. The decay period is used to give a more sensitive measurement of long-lived man-made radioactivity.

A ring of 6 sampling stations is located on the plant site from 150 to 300 meters from the reactor near the point of the maximum annual average ground level concentration and 1 additional at 690 meters. In addition, there is a ring of 5 sampling stations located approximately 7 to 17 miles from the site that serve as control stations.

Based on weekly comparisons, there was no statistical difference between the on-site and the off-site radioactive particulate concentrations. The average concentrations for the on-site and off-site samples were 0.017 and 0.016 for the period of January to December, 1997. Maximum weekly pCi/m'espectively concentrations for each station were less than 0.037 pCi/m', with the exception that Station 13 on the week of June 16, 1997 measured at 0.062 pCi/m'. The composite gamma spectrum for Station 13 during this period showed no elevated level of radioactivity. The major airborne activities released from the plant are noble gases, tritium and radioiodines. Most of this activity is released in a gaseous form, however, some radioiodine is released as airborne particulate.

Tables 3-1A, 3-1 B are a list of gross beta analyses values for the on-site samplers.

Tables 3-2A, 3-2B are a list of gross beta analyses values for the off-site samplers.

The particulate filters from each sampling location were saved and a 13 week composite was made. A gamma isotopic analysis was done for each sampling location and corrected for decay. The results of these analyses are listed in Tables 3-4A to D.

Iodine cartridges are placed at six locations. These cartridges are changed and counted each week. No positive analysis was found on any sample. A list of values for these cartridges is given in Table 3-5.

A trend plot of the 1997 Onsite vs. Offsite air filter data is included, Table 3-3.

Additionally, a trend plot of the annual averages measured since 1968, Table 3-6, is included to show the variation of data during the years that the R.E. Ginna Nuclear Power Plant has been operational. The peak activities measured correspond to the years when atmospheric tests of nuclear weapons were being conducted.

(14)

Roch est d Electric Table 3-1 A On<ite Air Particulate Samplers'ross Beta Results in pCI/m3 Collection Date Sta . ¹2 (I) Sta. ¹3 (I) Sta. ¹4 (I) Sta. ¹5 (I) Sta ¹6 (I) Sta . ¹7 (I) Sta ¹ 13A (I) Average SJan 0.018 2 0 ~ 003 0.019 ~ 0.003 0.021 g 0.004 0.021 g 0.003 0.019 g 0.003 0.020 g 0.003 0.022 g 0.003 0.020 13@an 0.016 g 0.003 0.022 g 0.003 0.019 g 0.004 0.019 g 0.003 0.020 g 0.003 0.023 2 0.003 0.0'17 0.003 0.019 g

2Man 0.016 2 0.003 0.023 g 0.003 0.022 g 0.004 0.022 g 0.003 0.019 g 0.003 0.020 + 0.003 0.019 0.003 0.020 g

274an 0.016 g 0.003 0.027 + 0.004 0.030 + 0.006 0.022 g 0.003 0.018 g 0.003 0.022 g 0.003 0.022 g 0.003 0.023 3-Feb 0.020 g 0.003 0 '24 + 0.003 0.024 g 0.004 0.024 + 0.003 0.026 g 0.003 0.023 g 0.003 0.024 0.003 0.024 10-Feb 17-Feb 0.018 0.017 g

g 0.003 0.003 0.024 0.023

+ 0.003

+ 0.003 0.020 0.017 g 0.004 g 0.003 0.022 0.021 i

g 0.003 0.003 0.020 0.019 g 0.003 0.003 0.019 0.019 g 0.003 0.019 g

g 0.003 0.020 g g 0.003 0.021 g 0.003 0.020 24Feb 0.013 + 0.003 0.016 + 0.003 0.016 g 0.004 0.013 g 0.003 0.015 + 0.003 0.016 g 0.004 0.017 g 0.003 0.015 3-Mar 0.011 + 0.002 0.012 + 0.003 0.009 ~ 0.003 0.012 ~ 0.003 0.013 + 0.003 0.012 g 0.003 0.015 0.003 0.012 g

10-Mar 0.014 g 0.003 0.022 + 0.003 0.013 + 0.004 0.019 2 0.003 0.019 0.003 0.019 g g 0.003 0.017 g 0.003 0.018 17-Mar 0.016 g 0.003 0.023 + 0.003 0.019 + 0.004 0.021 g 0.003 0.020 + 0.003 0.023 +

g 0.004 0.020 0.003 0.020 24Mar 0.014 g 0.003 0.022 A 0.003 0.018 + 0.004 0.017 g 0.003 0.019 + 0.003 0.017 + 0.003 0.017 + 0.003 0.018 31-Mar (a) (a) (a) (a) (a) (a) (a) 7-Apr 0.016 g 0.003 0.020 g 0.003 0.016 g 0.004 0.016 g 0.003 0.017 + 0.003 0.016 g 0.003 0.017 0.003 0.017 g

14Apr 0.011 + 0.003 0.022 g 0.003 0.017 g 0.004 0.019 g 0.003 0.015 + 0.003 0.019 g 0.003 0.019 0.003 0.017 g

21-Apr 0.014 g 0.003 0.015 + 0.003 0.016 g 0.004 0.016 g 0.003 0.016 g 0.003 0.015 + 0.003 0.0'l5 g 0.003 0.015 28-Apr 0.011 g 0.003 0.022 + 0.004 0.017 + 0.004 0.020 g 0.003 0.016 g 0.003 0.019 0.003 0.019 0.003 g g 0.018 5-May 0.012 g 0.002 0.017 + 0.003 0.015 + 0.003 0.017 g 0.003 0.014 g 0;003 0.016 g 0.003 0.016 + 0.003 0.015 12-May 0.013 g 0.003 0.016 + 0.003 0.013 g 0.003 0.016 g 0.003 0.016 g 0.003 0.016 g 0.003 0.013 + 0.003 0.014 19-May 0.007 2 0.002 0.010 g 0.003 0.008 g 0.003 0.011 g 0.003 0.009 g 0.002 0.011 g 0.003 0.009 0.002 0.009 g

26-May 0.006 2 0.002 0.009 g 0.002 0.008 g 0.003 0.010 g 0.002 0.007 g 0.002 0.008 g 0.002 0.007 0.002 0.008

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24un 0.011 g 0.003 0.014 g 0.003 0.011 g 0.003 0.012 g 0.003 0.011 + 0.003 0.011 g 0.003 0.011 0.003 0.012 g

&Jun 0.013 g 0.003 0.018 g 0.003 0.015 R 0.003 0.018 g 0.003 0.012 + 0.002 0.016 0.003 0.016 0.003 0.0'l5 g g 16@un ZWun 0.013 0.012

+

2 0.003 0.003 0.023 0.018

+ 0.003

+ 0.003 0.020 0.017 g 0.003

+ 0.003 0.017 I 0.003 0.019 g 0.003 0.016 g 0.003 0.0'l7 + 0.003 0.062 g 0.010 0.024 0.015 + 0.003 0.017 g 0.003 0.016 + 0.003 0.016 Shlun 0.017 g 0.003 0.024 g 0.004 0.017 g 0.003 0.022 g 0.003 0.019 g 0.003 0.023 g 0.003 0.017 0.003 g 0.020 Maximum 0.020 g 0.003 0.027 ~ 0.004 0.030 + 0.006 0.024 g 0.003 0.026 g 0.003 0.023 g 0.003 0.062 g 0.010 Average 0.014 0.019 0.017 0.018 0.016 0.017 0.0'19 Minimum 0.006 + 0.002 0.009 + 0.002 0.008 g 0.003 0.010 t 0.002 0.007 g 0.002 0.008 g 0.002 0.007 g 0.002 (a) Samples lost during shipment to analysis laboratory.

I=Indicator C=Control (15)

Rochester Gas and Electric Table 3-1 B On<ite Air Particulate Samplers'ross Beta Results in pCi/m3 Collection Date Sta. ¹2 (I) Sta. ¹3 (I) Sta. ¹4 (i) Sta. ¹5 (I) Sta. ¹5 (i) Sta ¹7 (I) St@. ¹13A (I) Average jul 0.011 jj 0.002 0.016 jj 0.003 0.011 jj 0.002 0.013 j 0.003 0.013 jj 0.003 0.015 jj 0.003 0.013 + 0.003 0.013 1Mul 214ul 0.012 0.018 +

0.003 0.003 0.018 0.024 + 0.003 0.003 0.014 0.019 j 0.003 0.003 0.014 0.023

+

+

0.003 0.003 0.014 0.020 j 0.003 0.003 0.016 0.020 + 0.003 0.003 0.015 jj 0.003 0.015 jul 0.010 jj 0.003 0.017 j 0.003 0.015 + 0.003 0.016 + 0.003 0.013 + 0.003 0.016 jj 0.003 0.020 0.014 jj 0.003 0.003 0.021 4-Aug 0.014 0.003 0.020 + 0.004 jj 0.018 jj 0.003 0.018 j+ 0.003 0.020 jj 0.003 0.018 jj 0.003 0.018 0.003 0.014 0.018 11-Aug 18-Aug 0.018 0.015

+

jj 0.004 0.003 0.023 0.012 0.004 0.003 0.020 0.011 + 0 '02 0.003 0.019 0.013 +

0.003 0.003 0.020 0.012 + 0.002 0.003 0.022 0.013 0.003 0.003 0.017 0.013 jj 0.003 0.002 0.020 25-Aug 1-Sep 0.008 0.022 j 0.003 0.004 0.010 0.028 jj 0.003 0.003 0.008 + 0.002 0.025 jj 0.003 0.010 0.025 j+ 0.002 0.003 0.007 0.020 jj 0.002 0.003 0.010 0.022 jj 0.003 0.003 0.008 0.021 jj 0.002 0.003 0.013 0.009 0.023 jj jj j jjj 8-Sep 0.013 + 0.004 0.0'19 0.004 0.016 0.003 0.016 + 0.003 0.017 0.003 0.015 0.003 0.016 0.003 0.016 15-Sep 0.018 + 0.004 0.02'l 0.004 0.017 j 0.003 0.015 + 0.003 0.016 0.003 0.018 + 0.003 0.016 0.003 0.017 jjj 0.022 + 0.004 jjj j 0 '03 j 22-Sep 0.015 0.004 0.019 + 0.003 0.024 0.003 0.018 0.026 0.005 0.020 0.003 0.021 jjj j 29-Sep 0.010 0.003 0.017 0.003 0.014 + 0.003 0.014 0.003 0.015 + 0.003 (a) 0.012 0.002 0.014

&Oct 0.020 0.001 0.025 0.001 0.020 + 0.001 0.022 0.001 (a) (a) 0.020 + 0.001 0.02'I 13-Oct 20-Oct 0.017 0.021 jj 0.004 0.004 0.029 0.025 jj 0.004 0.004 0.024 0.021 jj 0.003 0.003 0.028 0.026 jj 0.004

'03 0.011 0.020

+ 0.005

+ 0.003 0.014 0.019 jj 0.005 0.003 0.027 0.018 jj 0.004 0.021 27-Oct 3-Nov 0.009 0.019 j+

0.003 0.004 0.013 0.027 jj 0.003 0.004 0.013 0.018 jj 0.003 0.003 0.012 0.021 jj 0

0.003 0.003 0.010 0.020 jj 0.002 0.003 0.012 0.018 jj 0.002 0.003 0.011 0.022 jj 0.003 0.002 0.003 0.021 0.011 10-Nov 17-Nov 0.014 0.010

+

+

0.004 0.004 0.018 0.012 jj 0.003 0.003 0.016 0.010 jj 0.003 0.002 0.015 0.012

+ 0.003

+ 0.003 0.013 0.008 jj 0.003 0.002 0.013 0.007 jj 0.003 0.002 0.013 0.008 jj 0.003 0.002 0.021 0.015 0.010 24-Nov 1-Dec 0.030 0.020

+

jj 0.005 0.004 0.030 0.022 j 0.004 0.003 0.030 j 0 '26 + 0.003 0.004 0.029 0.023 jj 0.004 0.003 0.029 0.024 jj 0.003 0.003 0.027 0.020 jj 0.003 0.003 0.032 0.022 jj 0.004 0 '03 0.029 0.022 8-Dec 0.009 j

0.004 0.007 j'.002 0.010 + 0.003 0.012 jj 0.003 0.009 + 0.002 0.008 jj 0.002 0.008 j 0.003 0.009 jjj 0.010 + 0.002 15-Dec 0.009 0.004 0.015 0.005 0.011 0.003 0.009 + 0.002 0.008 0.002 0.008 + 0.003 0.010 22-Dec 29-Dec 0.021 +

0.014 j 0.004 0.004 0.021 0.010 0.003 0.003 0.022 0.014 jj 0.003 0.003 0.023 0.0'l5 j 0.003

+ 0.003 0.021 0.011 jj 0.003 0.002 0.021 + 0.003 0.011 j 0.002 0.021 0.015 jj 0.003 0.003 0.021 0.013 Maximum Average 0.030 + 0.005 0.015 0.030 0.019 j 0.004 0.030 0.0'l7 j 0.004 0.029 + 0.004 0 '18 0.029 + 0.003 0.016 0.027 0.016 j 0.003 0.032 0.017 j 0.004 Minimum 0.008 j 0.003 0.007 j 0.002 0.008 + 0.002 0.010 + 0.002 0.007 j 0.002 0.007 j 0.002 0.008 j 0.002 (a) Sample pump inoperable.

i=indicator C=Control

Rochest d Electric Table 3-2 A Off<ite Air Particulate Samplers'ross Beta Results in pCi/m3 Collection Date Sta. ¹8 (C) Sta ¹9 (I)

~ Sta. ¹1 0 (C) Sta. ¹11 (I) Sta.¹12 (C) Average

&Jan 0.028 g 0.005 0.015 g 0.003 0.017 g 0.003 0.017 g 0.003 0.018 J 0.004 0.019 13Jan 0.018 ~ 0.005 0.019 g 0.003 0.016 g 0.003 0.019 g 0.003 0.019 g 0.004 0.018 20@an 27-Jan 0.015 0.019 i 0.004

~ 0.005 0.019 0.019 R 0.003 0.003 0.021 0.003 0.020 + 0.003 0.018 0.018 g 0.003 0.003 0.02'1 g 0.004 0.019

~ g 0.021 g 0.004 0.019 3-Feb 0.023 g 0.005 0.021 g 0.003 0.021 g 0.003 0.021 + 0.003 0.020 g 0.004 0.021 10-Feb 17-Feb 0.019 0.016 g 0.005

+ 0.004 0.018 0.018

~ 0.003 0.003 0.017 + 0.003 0.017 g 0.003 0.015 f 0.003 0.022 g 0.004 0.018 2 0.020 g 0.003 0.019 g 0.003 0.018 24-Feb 3-Mar 0.013 0.011 g 0.005 g 0.004 0.014 0.01'l ig 0.003 0.002 0.014 g 0.003 (a) 0.012 0.013 g 0.003 0.002 0.015 g 0.004 0.010 g 0.003 0.014 0.011 g

1tWAar 0.016 g 0.005 0.016 g 0.003 (a) 0.014 g 0.003 0.018 g 0.004 0.016 174)la r 0.020 g 0.005 0.021 f 0.003 (a) 0.019 + 0 '03 0.020 g 0.004 0.020 24Mar 31 Mar 0.015 (b) g 0.004 0.016 (b) i 0.003 0.031 + 0.004 (b) 0.016 (b) g 0.003 0.019 g 0.004 (b) 0.019 7-Apr 14-Apr 0.015 0.019 g

~

0.005 0.005 0.017 0.018 J g 0.003 0.003 0.014 0.017 g 0 '03 g 0.003 0.016 0.017 2 0.003

+ 0.003 0.017 0.018 jg 0.004 0.004 0.016 0.018 21-Apr 0.016 g 0.005 0.016 i 0.003 0.017 g 0.003 0.017 g 0.003 0.019 g 0.004 0.017 28-Apr 5-May 0.019 0.014 g

g 0.005 0.004 0.018 0.012 g

g 0.003 0.002 0.017 0.014

+ 0.003

+ 0.003 0.017 0.013 ig 0.003 0.002 0.018 0.014 g

g 0.004 0.003 0.018 0.013 12-May 0.013 g 0.004 0.0'l3 g 0.002 0.014 + 0.003 0.012 g 0.002 0.012 g 0.003 0.013 19-May 26-May 0.006 0.005 g

g 0.004 0.003 0.009 0.007 ig 0.002 0.002 0.010 0.006

+

+

0.003 0.002 0.009 0.007 g 0.002 0.002 0.008 0.007 g 0.003 0.003 0.009 0.006 g g 24un Mun 0.012 0.016 i 0.005 2 0.004 0.012 0.015 g

~

0.003 0.002 0.011 0.016

+ 0.003 0.003 0.011 0.014 g 0.002 0.002 0.0'l1 0.014 g 0.003 0.003 0.012 g g g 0.015 1Mun 0.016 g 0.004 0.017 ~ 0.003 0.016 g 0.003 0.015 g 0.002 0.037 g 0.008 0.020 23-Jun ZkJun 0.015 0.016 i 0.004

+ 0.004 0.017 0.017 2

g 0.003 0.003 0.017 0.018

+

+

0.003 0.003 0.015 0.013 g 0.002 0.002 0.014 0.019 g 0.003 0.003 0.015 g g 0.017 Maximum 0.028 g 0.005 0.021 R 0.003 0.031 g 0.004 0.021 g 0.003 0.037 g 0.008 Average 0.016 0.016 0.016 0.015 0.017 Minimum 0.005 g 0.003 0.007 g 0.002 0.006 g 0.002 0.007 g 0.002 0.007 g 0.003 (a) Sample pump inoperable.

(b) Samples lost during shipment to analysis laboratory.

i=Indicator C=Controi (17)

Rochester Gas and Electric Table 3-2 B Off<ite Air Particulate Samplers'ross Beta Results in pCi/m3 Collection Date Sta. ¹8 (C) Sta.¹9 (I) Sta. ¹10 (C) Sta. ¹11 (I) Sta ¹12 (C) Average jul 0.013 g 0.004 0.012 + 0 '02 0.012 g 0.003 0.011 f 0.002 0.0'13 g 0.003 0.012 1@Jul 0.016 g 0.004 0.014 + 0.002 0.016 + 0.003 0.013 g 0.002 0.017 g 0.003 0.015 21 jul 0.021 + 0.005 0.019 2 0.003 0.018 g 0.003 0.018 g 0.003 0.021 g 0.003 0.019 jul 4.Aug 0.016 g

+

0.005 0.005 0.017 ~ 0.003

+ 0.003 0.015 I 0.003 0.014 g 0.003 0.014 g 0.003 0.015 0.015 0.020 0.016 g 0.003 0.018 2 0.003 0.0'17 R 0.004 0.017 11-Aug 0.016 + 0.004 0.018 + 0 '03 0.020 g 0.003 0.017 g 0.003 0.019 g 0.003 0.018 18-Aug 0.012 + 0.004 0.011 g 0.002 0.011 g 0.002 0.012 g 0.002 0.013 + 0.003 0.012 25-Aug 0.009 g 0.004 0.008 + 0.002 0.008 p 0.002 0.009 g 0.002 0.008 g 0.003 0.008 1-Sep 0.016 + 0.004 0.021 J 0.003 0.020 g 0.003 0.018 g 0.002 0.023 g 0.003 0.020 8-Sep 0.014 + 0.005 0.014 + 0.003 0.017 g 0.003 0.013 + 0.003 0.014 g 0.004 0.014 15-Sep 0.016 g 0.005 0.018 g 0.003 0.017 + 0.003 0.018 g 0.003 0.016 g 0.003 0.017 22-Sep 0.017 g 0.005 0.018 g 0.003 0.017 + 0.003 0.019 g 0.003 0.0'17 g 0.004 0.018 29-Sep 0.014 + 0.004 0.015 g 0.002 0.015 2 0.003 0.012 g 0.002 0.015 g 0.003 0.014

.6-Oct 0.020 + 0.001 0.020 g 0.001 0.019 g 0.001 0.019 g 0.00'1 0.019 g 0.001 0.019 13-Oct 0.024 g 0.005 0.024 g 0.003 0.022 g 0.004 0.021 g 0.003 0.024 + 0.004 0.023 20-Oct 0.022 R 0.005 0.020 + 0.003 0.023 g 0.003 0.019 g 0.003 0.021 + 0.003 0.021 27-Oct 0.009 g 0.004 0.008 + 0.002 0.009 g 0.002 0.008 g 0.002 0.009 g 0.003 0.009 3-Nov 0.018 g 0.005 0.017 + 0.003 0.023 g 0.003 0.021 g 0.003 0.024 g 0.004 0.021 10-Nov 0.0'll + 0.004 0.011 g 0.002 0.013 2 0.003 0.013 2 0.003 0.010 g 0.003 0.011 17-Nov 0.005 + 0.004 0.009 ~ 0 '02 0.011 g 0.003 0.008 g 0.002 0.009 J 0.003 0.009 24.Nov 0.031 + 0.006 0.029 g 0.004 0.033 2 0.004 0.028 g 0.003 0.036 g 0.005 0.031 1-Dec 8-Dec 0.016 0.009 g

+

0.005 0.003 0.018 0.008

+

+

0.003 0.002 0.022 0.008 g 0.004 0.003 0.022 ~ 0.003 0.008 g 0.002 0.026 f+ 0.004 0.021 g 0.009 0.003 0.008.

15-Dec 0.007 + 0.003 0.008 + 0.002 0.009 g 0.003 0.008 g 0.002 0.009 g 0.003 0.008 22-Dec 0.020 + 0.004 0.020 + 0.003 0.025 2 0.004 0.018 g 0.003 0.024 g 0.004 0.022 29-Dec 0.013 g 0.003 0.013 + 0.003 0.014 g 0.003 0.013 i 0.003 0.018 g 0.004 0.014 Maximum 0.031 + 0.006 0.029 + 0.004 0.033 g 0.004 0.028 g 0.003 0.036 g 0.005 Average 0.015 0.016 0.017 0.0'15 0.017 Minimum 0.005 g 0.004 0.008 + 0.002 0.008 + 0.002 0.008 + 0.002 0.008 g 0.003 I=Indicator

=Control

Roch est d Electric

-3 Onsite vs Offsite Air Monitors Gross Beta Analysis 1997

.035 030 P

C l .025

.020 C

0

.015 M

e t .010 e

r

.005

.000 CD CD 0) Cb Ol Cb Cb 0)

CD C) If) CD CV CO CD Al CV CO LA CO Week

" Samples lost during shipment to analysis laboratory.

~ Onsite ts Offsite

Rochester Gas and Electric Table 3-4 A 13 Week Composite Particulate AirSample Gamma Isotopic Analysis Result in pCi/m3 First Quarter Station Be-7 KPO Mn44 Fe-59 Co48 Co%0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144

¹2 I .082+.010 .028+.006 <.001 <.007 <.001 <.001 <.003 <.002 <.003 <.002 <.010 <.001 <.001 <.017 <.002 <.003

¹3 I .119+.012 .016+.005 <.002 <.007 <.001 <.002 <.005 <.002 <.003 <.002 <.010 <.001 <.001 <.015 <.002 <.003

¹4 I .112+.013 .0330+.008 <.002 <.008 <.003 <.002 <.004 <.005 <.005 <.003 .016 <.002 <.001 <.025 <.004 <.005

¹5 I .091+.010 <.017 <.001 <.006 <.002 <.001 <.003 <.003 <.002 <.002 <.011 <.001 <.001 <.020 <.002 <.003

¹6 I .101+.012 .0225+.008 <.001 <.007 <.002 <.002 <.003 <.005 <.005 <.003 <.013 <.001 <.001 <.031 <.003 <.005

¹7 I .102+.011 <.020 <.002 <.005 <.002 <.002 <.004 <.002 <.003 <.002 <.012 <.001 <.001 <.010 <.002 <.004 c .086+.015 <.020 <.002 <.006 <.003 <.002 <.003 <.005 <.006 <.004 <.025 <.002 <.001 <.043 <.004 <.007

¹9 I .112+.011 <.010 <.001 <.008 <.002 <.002 <.003 <.003 <.003 <.002 <.012 <.001 <.001 <.020 <.003 <.004

¹10 C .095+.013 <.015 <.002 <.006 <.002 <.001 <.005 <.005 <.002 <.003 <.016 <.002 <.001 <.031 <.004 <.005

¹11 I .117+.011 <.012 <.001 <.003 <.002 <.002 <.003 <.002 <.003 <.002 <.011 <.001 <.001 <.016 <.002 <.003

¹12 C .107+.016 <.025 <.002 <.007 <.004 <.002 <.004 <.006 <.005 <.006 <.018 <.002 <.002 <.052 <.005 <.007

¹13 I .088+.011 .014+.004 <.002 <.004 <.002 <.001 <.005 <.004 <.004 <.002 <.001 <.001 <.001 <.016 <.003 <.005 i=indicator C=control All values given as < are less than LLD corrected for decay.

Roch est d Electric T -4B 13 Week Composite Particulate Air Sample Gamma Isotopic Analysis Result in pCi/m3 Second Quarter Station Be-7 KPO Mn44 Fe49 Co48 Co@0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144

¹2 I .112+.011 .018+.006 <.001 <.005 <.001 <.001 <.003 <.003 <.003 <.003 <.014 <.001 <.001 <.012 <.002 <.003

¹3 I .154+.014 .026+.007 <.002 <.005 <.001 <.001 <.003 <.004 <.004 <.002 <.013 <.001 <.001 <.012 <.002 <.005

¹4 I .140+.012 .129+.013 <.002 <.005 <.003 <.002 <.003 <.005 <.004 <.003 <.016 <.001 <.001 <.015 <.004 <.008

¹5 I .154+.012 .005+.004 <.001 <.003 <.001 <.001 <.002 <.002 <.002 <.002 <.009 <.001 <.00'1 <.016 <.002 <.003

¹6 I .140+.011 <.008 <.001 <.003 <.001 <.001 <.002 <.002 <.003 <.002 <.011 <.001 <.001 <.008 <.002 <.004

¹7 I .137+.013 .030+.007 <.001 <.003 <.002 <.001 <.004 <.003 <.003 <.002 <.013 <.001 <.001 <.020 <.002 <.004

¹8 C .101+.015 <.018 <.002 <.009 <.003 <.002 <.006 <.003 <.005 <.004 <.022 <.002 <.001 <.020 <.003 <.005

¹9 I .150+.011 .024+.006 <.001 <.004 <.001 <.002 <.002 <.003 <.003 <.001 <.007 <.001 <.001 <.014 <.002 <.002

¹10 C .142+.011 .101+.010 <.002 <.006 <.002 <.001 <.002 <.004 <.003 <.002 <.016 <.002 <.001 <.008 <.003 <.006

¹11 I .124+.009 <.014 <.001 <.004 <.002 <.001 <.003 <.002 <.002 <.002 <.009 <.001 <.001 <.007 <.002 <.004

¹12 C .147+.015 .046+.011 <.002 <.006 <.003 <.001 <.003 <.004 <.002 <.003 <.016 <.001 <.001 <.013 <.003 <.005

¹13 I .148+.012 <.011 <.001 <.003 <.002 <.001 <.003 <.003 <.002 <.002 <.011 <.001 <.001 <.013 <.002 <.003 I=Indicator C=control All values given as < are less than LLD corrected for decay.

Rochester Gas and Electric Table 3-4 C 13 Week Composite Particulate Air Sample Gamma Isotopic Analysis Result in pCi/m3 Thild Qua'rter Station Be-7 KQO Mn44 Fe49 Co-58 Co40 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 I .096+.011 .028+.008 <.001 <.006 <.002 <.002 <.005 <.004 <.003 <.002 <.009 <.001 <.001 <.010 <.003 <.005

¹3 I .147+.012 .117+.012 <.002 <.006 <.002 <.002 <.004 <.004 <.004 <.003 <.014 <.001 <.002 <.007 <.004 <.007

¹4 I .117+.010 .019+.006 <.001 <.005 <.002 <.001 -

<.002 <.002 <.002 <.002 <.012 <.001 <.001 <.008 <.002 <.004

¹5 I .126+.010 .085+.009 <.001 <.004 <.002 <.002 <.004 <.003 <.002 <.002 <.013 <.001 <.001 <.010 <.004 <.006

¹6 I .104+.009 <.008 <.001 <.004 <.001 <.001 <.004 <.003 <.002 <.002 <.009 <.001 <.001 <.008 <.002 <.004

¹7 I .116+.011 .030+.008 <.002 <.004 <.002 <.002 <.004 <.003 <.003 <.002 <.014 <.001 <.001 <.011 <.003 <.005

¹8 C .116+.015 .166+.020 <.002 <.008 <.003 <.003 <.007 <.007 <.005 <.004 <.025 <.001 <.002 <.021 <.006 <.013

¹9 I .126+.010 <.010 <.001 <.003 <.001 <.001 <.001 <.003 <.002 <.002 <.009 <.001 <.001 <.007 <.002 <.003

¹10 C .122+.010 .103+.010 <.002 <.006 <.002 <.002 <.004 <.004 <.003 <.002 <.014 <.001 <.001 <.006 <.004 <.007

¹11 I .117+.010 <.013 <.001 <.003 <.001 <.001 <.001 <.002 <.002 <.002 <.007 <.001 <.001 <.007 <.002 <.003

¹12 C .125+.012 .024+.008 <.001 <.004 <.002 <.001 <.004 <.004 <.003 <.002 <.014 <.001 <.001 <.017 <.003 <.004

¹13 I .113+.010 .091+.009 <.001 <.005 <.002 <.001 <.004 <.003 <.003 <.002 <.014 <.001 <.001 <.009 <.004 <.006 i=indicator C=control All values given as < are less than LLD corrected for decay.

Roch est d Electric T 3-4 D 13 Week Composite Particulate Air Sample Gamma Isotopic Analysis Result in pci/m3 Fourth Quarter Station Be-7 KQO Mn44 Fe-59 Co-58 Co@0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144

¹2 I .082i.011 <.001 <.005 <.002 <.003 < ~ 006 <.005 <.004 <.003 <.014 <.001 <.001 <.020 <.003 <.006

¹3 I <.001 <.005 <.002 <.002 <.005 <.003 <.003 <.002 <.020 <.002 <.001 <.022 <.004 <.007

¹4 I .084i.009 .011+.005 <.001 <.006 <.001 <.002 <.003 <.002 <.002 <.002 <.014 <.001 <.001 <.012 <.003 <.004

¹5 I .110i.009 .039i.006 <.001 <.003 <.002 <.001 <.002 <.003 <.002 <.002 <.010 <.001 <.001 <.013 <.003 < F 006

¹6 I .096i.010 .008+.004 <.001 <.005 <.002 <.001 <.003 <.003 <.003 < ~ 002 < ~ 010 <.001 <.001 <.011 <.002 <.003

¹7 I .076i.010 .017+.007 <.001 <.006 <.002 <.002 <.004 <.002 <.002 <.003 <.008 <.001 <.001 <.013 <.003 <.005

¹8 C .127i.014 .068+.010 <.002 <.005 <.003 <.002 <.005 <.004 <.005 <.004 <.017 <.002. <.002 <.014 <.004 <.008

¹9 I ~ 085i.008 .009'03 <.001 <.003 <.001 <.001 <.002 <.002 <.002 <.002 <.011 <.001 <.001 <.008 <.002 <.003

¹10 C ~ 089i.010 <.011 <.001 <.007 <.001 <.001 <.003 <.003 <.002 <.002 <.011 <.001 <.001 <.011 <.002 <.003

¹11 I .078i.010 <.018 <.001 <.006 <.002 <.002 <.003 <.003 <.003 <.002 <.014 <.001 <.001 <.019 <.003 <.004

¹12 C . 104+. 013 .030i.008 <.001 <.008 <.002 <.002 <.005 <.004 <.002 <.004 <.016 <.002 <.002 <.024 <.003 <.006

¹13 I .095i.009 .043i.006 <.001 <.004 <.002 <.001 <.003 <.003 <.003 <.002 <.009 <.001 <.001 <.015 <.003 <.004 I=Indicator C=control All values given as <<are less than LLD corrected for decay.

(23)

Rochester Gas and Electric Table 3-5 Charcoal Cartridges Gamma Analysis for Iodine Results in pCI/m3 Collection Date Sta. 02 (I) Sta. ¹4 (I) Sta. O7 (i) Sta. ¹8 (C) Sta. ¹9 (I) Sta. N1

&Jan <.019 <.021 <.013 <.050 <.017 <.021 134an <.017 <.014 <.019 <.060 <.025 <.024 2(klan <.018 <.021 <.015 <<.044 <.023 <.019 274an <.018 <.036 <.017 <.044 <.023 <.022 3-Feb <.016 <.027 <.020 <.034 <.021 <.012 10-Feb <.018 <.033 <.017 <.035 <.014 <.016 17-Feb <.012 <.022 <.015 <.032 <.012 <.017 24-Feb <.024 <.020 <.033 <.029 <.021 <.016 3-'Mar <.013 <.027 <.017 <.046 <.021 <.023 10-Mar < ~ 020 <.033 <.020 <.019 <.008 <.019 17-Mar <.021 <.022 <.025 <.044 <.013 <.010 24-Mar <.014 <.030 <.013 <.031 <.020 <.015 31-Mar (a) (a) (a) (a) (a) 7-Apr <.015 <.026 <.034 <.038 <<.020 <.014 14-Apr <.015 <.018 <.029 <.029 <.021 <.008 21-Apr <.019 <.030 <.017 <<.032 < ~ 008 <.019 28-Apr <.016 <.022 <.025 <.029 <.015 <.011 5-May <.024 <.034 <.032 <.036 <.008 <.018 12-May <.024 <.020 <.028 <.030 <.018 <.016 19-May <.016 <.024 <.015 <.030 <.011 <.021 26-May < ~ 014 <.023 <.011 <.033 <.009 <.019 2 Jun <.018 <.025 <.016 <.069 <.015 <.022 Mun (.013 <.023 <.009 <.046 <.013 <.022 164un <.024 <.013 <.018 <.043 <.016 <.016

~un <.022 <.013 <.009 <.024 <.019 <<.020 3(klun <.014 <.007 <.026 <.024 <.009 <.010 jul <.020 <.015 <.025 <.024 <.01'1 <.012 14-Jul <.013 <.013 <.015 <.030 <.013 <.015 21 Jut <.011 <.011 <.015 < ~ 044 <.014 <.015 2&Jul <.021 <.011 <.020 <.024 <.011 <.013 4-Aug <.012 <.014 <.024 <.037 <.011 <.014 11-Aug <.029 <.013 <.014 <.018 <.017 < ~ 013 18-Aug <.015 <.015 <.019 <.030 <.017 <.021 25-Aug <.026 <.015 <.033 <.037 <.029 <.016 1-Sep <.014 <.012 <.021 <.033 <.010 <.010 8-Sep <.023 < ~ 016 <.030 <.045 <.009 <.019 15-Sep <<.025 <.021 <.019 <.028 <.014 <.014 22-Sep <.020 <.019 <.041 <.027 <.024 <.014 29-Sep <.020 <.014 (b) <.025 <.018 <.009 6-Oct <.040 <.013 (b) <.031 <.011 <.024 13-Oct <.042 <.012 <.027 < ~ 025 <.012 <<.022 20-Oct <.023 <.017 <.012 <.039 <.017 <<.014 27-Oct <.030 <.016 <.016 <<.036 <.026 <.016 3-Nov <.020 <.013 <.013 <.056 <.012 <.018 10-Nov <.016 <.016 <.011 <.032 <.007 <.013 17-Nov <.024 <.025 <.008 <.031 <.024 <.012 24Nov <.025 <.016 <.011 <.058 <.013 <.012 1-Dec <.050 <.016 <.025 <.036 <.014 <.019 8-Dec <.021 <.011 <.010 <.028 <.013 <.018 15-Dec <.028 <.018 <.012 <<.020 (.013 <<.020 22-Dec <.023 <.018 <.008 <.023 <.018 <.022 29-Dec <.026 < ~ 025 <.018 <.038 <.023 <.026 i=indicator C=Control

(

All values given as are less than LLD.

(a) Samples lost during shipment to analysis laboratory.

(b) Sample pump inoperable.

(24)

Rochest d Electric

-6 Annual Trending of Air Activity Gross Beta Analysis 0.350 0.300 p

0.250 I

I c 0.200 u

M 0.150 e

t 0.100 r

0.050 0.000 CO 8tO 0 t- bl C9 4W 0W W 0 h C) 0W 000 t- bl 0) 400 000 008 h. 00 0 0 r bl C) W W W W W M CO Co C) 00 CO 00 Ol CZ) CB Years 1968 - 1996

~Onsite ~Offsite Peaks are indicative of atmospheric nuclear weapon detonations (25)

3.3 er a e Water samples are collected on a regular schedule from locations surrounding the plant to assess if there is any measurable influence or contamination of drinking or irrigation water from liquid effluent releases or deposition from gaseous effluent releases.

Composite samples are collected weekly from Lake Ontario, upstream (Russell Station) and downstream (Ontario Water District Plant - OWD), and analyzed for gross beta activity. There was no signiTicant difference between the upstream and downstream sample concentrations. The 1997 averages were 2.45 and 2.69 pCi/liter for the upstream and downstream samples respectively.

A graphical comparison of upstream vs downstream gross beta analysis results is given in Table 3-7A. Peaks up to 5 pCi/liter occur when the lake is stirred up by wind and the sample includes large quantities of suspended silt. A trend plot, Table 3-7 B, showing the annual average activity measured during the years since 1968 is included to show the data during the years the R.E. Ginna Nuclear Power Plant has been in operation. The peaks correspond to the years when atmospheric testing of nuclear weapons occurred.

Weekly composite samples are taken from the plant circulating water intake (Circ In) and discharge canal (Circ Out). The yearly averages were 2.69 and 2.44 pCi/liter for the intake and discharge canal respectively. These are essentially the same as the upstream and downstream values as they fall within the + 2 sigma error band and range of the measurement. A gamma isotopic analysis of monthly composites of the OWD and the discharge canal was performed.

For all batch releases, the average concentration in the discharge canal from the identifie activity during 1997 was 3.8x10'Ci/liter. The normal a1 sigma variation for the activity calculation of composite samples is 0.48 pCi/liter or 104 times the average concentration added by releases from the plant.

Samples of tap water and the creek which crosses the site are collected and analyzed monthly. The results show no indication of plant influence. The higher average gross beta values for Deer Creek are attributed to higher levels of Radon progeny in the soils from which the creek recharges and over which the creek flows.

Results for all water beta analyses are listed in Tables 3-8 .

Gamma isotopic analysis is done on each monthly sample and each monthly composite of weekly samples. These are listed in Tables 3-9 to 3-14 and are separated by source of sample. Since these are decay corrected from the end of the sample period, short half-life elements such as Ba-La may not meet the required LLD.

(26)

Tn U a sls Tritium analysis was performed on all water samples on a monthly basis.

Composites are made from the weekly composites and a portion distilled for analysis to remove interferences. Tritium data is given in Table 3-1 5.

The supplemental tritium samples, (Deer Creek and tap water), were temporarily deleted from the sample schedule from January through May. Subsequently, tap water was permanently deleted as redundant with Ontario Water District.

eA al 's All monthly composite water samples except the fallout samples are analyzed for iodine-131. The analysis allows the determination of iodine-131 activity of < 1 pCi/liter. iodine data is given in Table 3-16. Any positive counts and the 2 sigma error are reported. All negative counts after background correction are reported as

<LLD for that analysis. There were no positive iodine-131 results.

Rochester Gas and Electric Figure 3-7A Environmental Water Samples Gross Beta Analysis for 1997 5.00 4.50 4.00 350 C

I 3.00 I

2.50 L

t 2.00 t

1.50 r

1.00 0.50 0.00 Jan Feb March April 'ay June Month July Aug Sept Nov Dec

~OWD ~Russell

Roch est d Electric

-7B Annual Trending of Environmental Water Samples Gross Beta Analysis 12.00 10.00 P 8.00 C

I I

L 6.00 I

t e

4.00 2.00 0.00 00 tD 0 0h ~

CO W bl W

0)

W 4W 0W W 8 hW CO W

0W 000 r bl CO 4 Q) S 6 CO 0 O ~ CV C9 4 0Cb CO CO CO CO CO CO CO CO CO 00 CB Cb Q) Q) CD CB Years 1968 -1997

~Russell ~OWD (29)

Rochester Gas and Electric Table 3-8 Environmental Water Samples Gross Beta Analysis Results in pCi/Liter Month Russell (C) O.W.D. (I) Circ In (S) Circ Out (I) Deer Creek (S) Tap (S)

January 2.03 k 0.41 3.27 2 0.47 3.77 f 0.47 2.89 2 0.43 2.78 + 0.47 2.23 + 0.43 February 1.87 2 0.41 3.57 2 0.47 2.33 i 0.43 2.89 2 0.44 3.28 + 0.51 2.63 k 0.47 March 2.59 R 0.46 2.52 2 0.46 1.87 t 0.44 2.31 + 0.44 3.02 + 0.52 1.32 + 0.43 April 2.60 + 0.42 2.37 R 0.42 2.61 R 0.43 2.91 2 0.43 2.91 + 0.52 1.65 R 0.44

'May 2.03 2 0.41 2.41 2 0.43 2.75 k 0.44 1.90 2 0.40 4.37 + 0.50 3.11 2 0.43 June 1.82 + 0.43 1.98 R 0.42 2.27 R 0.44 2.10 R 0.44 3.85 + 0.56 2.95 2 0.48 July 3.10 + 0.47 1.79 + 0.42 1.79 + 0.43 1.61 + 0.42 4.72 + 0.56 2.99 i 0.47 August 1.78 2 0.52 2.34 2 0.52 3.23 i 0.52 2.03 2 0.48 6.22 + 0.60 2.38 i 0.42 September 2.36 2 0.48 2.42 2 0.51 1.93 2 0.46 1.55 + 0.45 3.87 N 0.55 2.10 2 0.45 October 2.76 a 0.47 1.64 R 0.44 2.89 R 0.49 2.19 2 0.46 7.51 2 0.72 2.7 November 2.96 + 0.86 4.69 + 0.95 3.61 2 0.87 3.17 2 0.87 4.47 + 0.56 2.54 + 0.48 (a) (I) (~) (~)

December 3.52 + 0.51 3.24 + 0.51 3.19 2 0.51 3.72 k 0.53 5.17 2 0.57 2.64 + 0.47 Maximum 3.52 N 0.51 4.69 2 0.55 3.77 R 0.47 3.72 R 0.53 7.51 + 0.72 3.11 + 0.4 Average 2.45 2.69 2.69 2.44 4.35 2.44 Minimum 1.78 + 0.52 1.64 + 0.44 1.79 R 0.43 1.55 R 0.45 2.78 + 0.47 1.32 a 0.4 i=indicator C=Control S=Supplemental Sample All values given as < are less than the LLD corrected for decay.

(a) Technician questioned first count on OWD, performed two subsequent counts on four samples, data represents average of three counts.

Roch est d Electric Table 3-9 Russell Station Surface Water Control Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr%1 Mn-54 Fe49 Co48 Co%0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <44 <65 <6 <13 <6 <7 <14 (10 <6 <7 (58 <5 <5 <14 <12 <42 '1 '19142 Feb <40 <43 <5 <11 <5 <5 <10 <7 <5 <7 <38 <3 <3 <14 <9 <28 <91 March <26 <32 <3 <8 <3 <3 <7 <6 <5 <4 <28 <56 April <36 <44 <5 <15 <5 <5 12 <8 <6 <6 (50 (5 <4 <13 <9 <30 88135 May <<38 <46 <4 <13 <5 <4 <9 <8 <6 <47 <4 <4 <12 <9 <26 83136 June <31 <33 <<3 <8 <3 <<3 <7 <5 <4 <4 <32 <6 <17 71122 July <29 <28 <3 <8 <<3 <<3 <7 <4 <27 <6 <19 <70 Aug <40 <49 <4 <11 <4 <4 <9 <6 <4 <12 <8 <26 76e34 Sept <<38 <46 <4 <<9 <4 <4 <10 <5 <13 <8 <26 114135

<26 <<30 . <<3 <6 <3 <3 <6 <5 <4 <4 <30 <<3 <2 <8 <6 <17 44i20 Nov <27 <32 <3 <7 <<3 <<3 <<3 <4 <28 <2 <3 <9 <6 <17 112x24 Dec <27 <35 <<3 <5 4 <3 <7 <5 <4 <5 <30 <2 <3 <9 <7 <18 64+22 All values given as ( are less than LLD corrected for decay.

Rochester Gas and Electnc Table 3-10 Ontario Water District Drinking Water Indicator Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr-51 Mn44 Fe-59 48 Co48 C o 40 Z n 45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <35 <42 <4 <12 <5 <5 <6 <6 <43 <5 <4 <9 <9 <30 142e40 Feb <46 <52 <5 <11 <4 <5 <10 <8 <6 <6 <49 <5 <4 <13 <11 <34 <103 March <48 <66 <5 <12 <6 <5 <8 <6 <6 <51 <3 <5 <9 <13 <41 <118 April <44 <45 <4 <9 <5 <5 <9 <7 <5 <53 <5 <5 <12 <8 <27 83e37 May <<32 <47 <3 <8 <4 <<3 <5 <<6 <4 <34 <2 <3 <8 <9 <27 134x29 June <34 <46 <4 <9 <4 <4 <11 <7 <5 <5 <<39 <<3 <4 <10 <8 <25 64 F1 July <28 <40 <<3 <7 <4 <<3 <5 <6 <4 <4 <32 <2 <3 <6 <8 <27 96a33 Aug <32 <45 <4 <8 <4 <<3 <5 <6 <4 <4 <<35 <3 <<3 <8 <<9 <<27 179x33 Sept <28 <28 <3 <8 <<3 <3 <5 <4 <4 <29 <<3 <<3 <8 <5 <17 60e18 Oct <29 <31 <3 <7 <3 <3 <7 <6 <4 <31 <3 <3 <9 <6 <19 44'5 Nov <27 <31 <3 <9 <3 <3 <6 <5 <4 <29 <2 <<3 <17 75'2 Dec <30 <34 <9 <3 <3 <7 <6 <4 <4 <<33 <<3 <9 <7 <20 65e23 All values given as < are less than LLD corrected for decay.

Rochest d Electric Table 3-11 Circ-In Water Supplemental Sample Site Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr%1 Mn-54 Fe-59 Co48 Co-60 Zn%5 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <46 <57 <5 (16 <5 <4 <13 <10 (5 <6 (57 <5 <5 <11 <11 <36 Feb <43 <50 <4 <13 <5 <4 <10 <10 <6 <6 <48 <4 <4 <14 <8 <25 93i38 March <42 <50 <4 <12 <5 <5 <10 <9 <6 <6 <44 <5 <5 <11 <9 <<30 <93 April <39 <39 <4 <12 <5 <6 <11 <8 <5 <6 <48 <6 <5 <13 May <29 <35 <3 <8 <<3 <<3 <4 <5 <4 <29 <2 <3 <7 <17 113i26 June <27 <28 <<3 <8 <3 <3 <7 <5 <28 <2 <3 <<9 <6 <18 89i23 July <36 <40 <4 <10 <4 <3 <8 <8 <5 <40 <3 <5 <7 <25 101i33 Aug <27 <33 <3 <7 <4 <4 <6 <6 <8 <6 <19 <68 sept <29 <32 <3 <8 <3 <4 <<6 <5 <30 <9 <6 <18 71i23

<35 <45 <3 <9 <4 <5 <9 <8 <5 <5 <37 <3 <14 <8 <26 95i35 Nov <28 <30 <3 <8 <4 <3 <6 <6 <4 <32 <3 <8 <6 <20 43i23 Dec <37 <50 <4 <10 '4 <5 <9 <7 <5 <5 <39 <4 <3 <13 <8 <25 46i27 All values given as < are less than LLD corrected for decay.

(33)

Rochester Gas and Electric Table 3-12 Circ. Outlet Surface Water Indicator Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr-51 Mn44 Fe49 Co-58 Co40 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <43 <<46 <5 <14 <6 <6 <11 <9 <7 <6 <51 <5 <5 <15 <8 <32 88+38 Feb <46 <71 <5 <11 <6 <5 <7 <11 <7 <6 <57 <4 <5 <11 <14 <47 152+51 March (41 <47 <4 (12 <6 <6 <9 <8 <5 <6 <36 <4 <4 <9 <10 <26 62+31 April <65 <80 <8 <12 <9 <7 <12 <7 <12 <11 <87 <8 <8 <22 (a) <15 <46 108x55 May <28 <31 <<3 <8 <4 <3 <7 <6 <4 <4 <28 <2 <10 <7 <21 63m 28 June <29 <35 <3 <8 <<3 <3 <6 <6 <4 <2 <30 <<3 <10 <6 <20 46+23 July <28 <29 <3 <9 <<3 <3 <6 <5 <3 <3 <27 <2 <9 <<5 <17 52a20 Aug <27 <<32 <3 <7 <3 <<3 <7 <6 <4 <4 <29 <3 <2 <9 (16 74i20 Sept <32 <45 <4 <8 <4 <3 <5 <7 <4 <4 <<35 <4 <<3 <7 <9 <29 <80 Oct <35 <42 <3 <8 <4 <3 <5 <7 <5 <5 <33 <2 <3 <8 <9 <28 112'1 Nov <27 <26 <<3 <9 <<3 <3 <8 <5 <3 <4 <29 <3 <3 <10 <5 <16 64'5 Dec <32 <3 <8 <3 <3 <8 <5 <4 <4 <29 <<3 <3 <12 <5 <16 44+22 All values given as < are less than LLD corrected for decay.

(a) LLD not achieved due to technician interpretation error, short half-life precluded recount.

Rochest d Electric Table 3-13 Deer Creek Water Supplemental Sample Site Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr-51 Mn-54 Fe%9 Co48 Co%0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <50 <65 <<8 (13 <7 <6 <17 (7 <84 <4 <8 <9 <12 <57 115162 Feb <39 <33 <4 <9 <5 <5 <12 <7 <5 <5 <43 <3 <5 <6 <27 108 a44 March <41 <42 <5 <9 <5 <5 <12 <7 <4 <5 <51 <5 <6 <9 <<36 <120 April <37 <<35 <5 <7 <5 <5 <5 <59 <<3 <4 <8 <7 <29 <114 May <36 <<32 <5 <10 <4 <13 <8 <4 <5 <60 <5 <5 <7 <6 <28 June <37 <35 <6 <11 <6 <12 <7 <4 <5 <48 <4 <5 <6 <7 <<31 96a41 July <38 <35 <5 <9 <12 <8 <5 <53 <5 <7 <7 <28 <109 Aug <36 <32 <5 <10 <5 <6 <8 <<5 <5 <46 <5 <5 <6 <7 <32 62e38 Sept <53 <56 <6 <14 <6 <8 <14 <12 <7 <5 <51 <6 <4 <7 <10 <40 <129 Oct <41 <35 <4 <9 <5 <<5 <12 <7 <5 <5 <41 <4 <7 <7 <26 <100 Nov <46 <36 <5 <12 <6 <6 <5 <6 <59 <5 <5 <9 <8 <32 <121 Dec <38 <37 <5 <12 <5 <6 <10 <10 <5 <5 <53 <5 <4 <7 <31 (126 All values given as < are less than LLD corrected for decay.

(35)

Rochester Gas and Electric Table 3-14 Tap Water Supplemental Sample Site Gamma Isotopic Analyses Results in pCi/Liter Month Be-7 Cr-51 Mn44 Fag Co-58 Co%0 Zn45 Zr-95 Nb-95 Ru-103 Ru-106 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Jan <<33 <36 <4 <12 <5 <6 <9 <8 <6 <5 <50 <5 <5 <6 <7 <27 57a33 Feb <40 <39 <4 <12 <5 <6 <15 <9 <5 <5 <47 <5 <5 <7 <8 <38 <128 March <38 <28 <5 <8 <4 <6 <9 <7 <4 <5 <49 <5 <4 <7 <29 94+33 April <35 <33 <5 <10 <5 <6 <11 <7 <4 <5 <42 <6 <5 <7 <6 <29 88e32 May <55 <50 <7 <12 <6 <7 <13 <11 <7 <6 <67 <7 <7 <10 <9 <42 <141 June <53 <55 <8 <15 <6 <10 <20 <14 <8 <8 <86 <9 <8 <13 <10 <40 113a46 July <40 <33 <5 <11 <5 <6 <11 <9 <5 <5 <51 <6 <5 <7 <7 <32 <116 Aug <35 <35 <5 <9 <5 <4 <10 <8 <4 <5 <45 <4 <4 <6 <7 <30 72t39 Sept <66 <58 <8 <17 <9 <11 <23 <14 <9 <8 <80 <7 <9 <11 <11 <47

<37 <32 <4 <12 <6 <6 <11 <9 <5 <5 <56 <4 <5 <6 <7 <30 79~38 Nov <38 <32 <5 <13 <5 <6 <16 <5 <4 <5 <46 <5 <5 <7 <7 13' <99 Dec <39 <29 <4 <11 <4 <7 <14 <7 <4 <5 <43 <5 <5 <6 <6 <28 77a37 All values given as < are less than LLD corrected for decay.

Roch est d Electric Table 3-15 Environmental Water Samples Tritium Analysis Results in pCi/Liter Month of Russell (I) O.W.D. (I) Circ ln (S) Circ Out(l) Deer Creek(S) Tap (S)

January .<421 <417 508 2 133 <420 <421 February <493 <491 <492 <492 March <463 <461 <429 <466 April <464 <468 <472 May <755 <460 <462 <461 June (440 <443 <444 <443 <485 July <420 <418 <423 <422 <487 <492 August <<452 <455 <443 <458 <491 <487 September <424 <425 <427 <425 <427 <426 October <487 <487 <487 <485 <487 <483 November <495 <493 <491 <488 <491 <489 December <509 <507 <511 <505 <509 <509 I=Indicator C=Control S=Supplemental Sample All values given as < are less than the LLD corrected for decay.

(a) Unavailable data detailed on page 52.

(37)

Rochester Gas and Electric Table 3-16 Iodine in Water Results in pCi/Liter Month of Russell (C) O.W.D. (I) Circ. In (S) Circ. Out (I) Deer Creek (S) Tap (S)

January <.79 <.41 <.49 <.35 <.51 <.36 February <.39 <.63 <.66 <.58 <.61 <.63 March <.79 < 99 <.85 <.81 <.46 <.36 April <.39 <.67 <.73 <.45 <.40 <.43 May <.72 <.41 <A6 <.34 <.44 <.71 June <.54 <.43 <.74 <.68 <.43 <.33 July <.45 <.53 <.74 <.53 <.43 <.61 August <.51 <.72 <.42 <.78 <.45 <.53 September <.58 <A6 <.48 <.87 <.66 <.44 October <.46 <.52 <.64 <.50 <.65 <.36 November <.79 <.51 <.52 <.41 <.82 December <.74 <.83 <.67 <.97 <.41 <.43 I=Indicator C=Control S=Supplemental Sample All values given as < are less than the LLD corrected for decay (38)

~ 3.4 ~lk S There are three dairy herds located three to five miles from the plant. Milk samples are collected monthly during November through May from one of the three and biweekly during June through October from each. A control farm sample is taken for each monthly sample and once during each biweekly period. The milk is analyzed for iodine-131 and also gamma scanned for major fission products.

All positive counts and the a1 sigma error are reported. All negative counts after background correction are reported as <LLD for that analysis. During 1997, no samples indicated positive l-131 activity that exceeded the LLD for the analysis.

Table 3-17 is a listing of all samples collected during 1997.

The annual dose to the thyroid of an infant which could result from the measured plant release rate was calculated by the method described in the ODCM. The calculation was done for releases during the growing season when cows may be grazing. For Ginna Station, this includes only releases during the months of May through October. The maximum resultant annual thyroid dose for 1997 would be 0.25 mrem using the cow-milk-infant pathway for a hypthetical farm at the site boundary. Using the farm with the highest D/Q which is 5 miles from the plant, the maximum calculated dose to the infant would be 1.35x10~ mrem from plant releases during the growing season.

(39)

Rochester Gas and Electric Table 3-17 Milk Results In pet/Uter Farm Date I-1 31 Cs-1 34 Cs-1 37 Ba-140 KQO FARM 8 I 1/21/97 <.40 <5 <5 <7 1310i60 FARM D C 1/21/97 <.32 <6 <5 <6 1610i68 FARM C I 2/11/97 <.36 <5 <5 <7 1460i71 FARM D C 2/11/97 <.29 <9 <6 <8 1470i81 FARM A I 3/18/97 <.40 <5 <6 <7 1420i69 FARM D C 3/18/97 <.45 <3 <5 <5 2300i65 FARM 8 I 4/22/97, <.43 <4 <5 <5 1430i62 FARM D C 4/15/97 <.37 <6 <5 <6 1530i65 FARM C I 5/13/97 <.39 <5 <5 <7 1360i62 FARM D C 5/13/97 < ~ 30 <5 <5 <6 1460i65 FARM A I 6/10/97 <.41 <4 <5 <6 1410i62 FARM 8 I 6/10/97 <.47 <6 <5 <6 1590i68 FARM C I 6/10/97 <.36 <6 <6 <8 1440i72 FARM D C 6/10/97 <.46 <6 <6 <9 1580i85 FARM A I 6/24!97 <.64 <4 <5 <5 2080i60 FARM 8 I 6/24/97 <.40 c5 <5 <7 1440i64 FARM C I 6/24/97 <.36 <6 <5 <6 1570i68 FARM D C 6/24/97 <.46 <6 <7 <8 1480i8'I FARM A I 7/8/97 <.79 <5 <6 <5 1310i62 FARM 8 I 7/9/97 <.34 <6 <6 <7 1710171 FARM C I 7/9/97 <.48 <5 <5 <7 1590i68 FARM D C 7/8/97 <.72 <4 <6 <8 1470i64 FARM A I 7/22/97 <.43 <3 <5 <6 1390i62 FARM 8 I 7/22/97 <.32 <4 <5 <5 2170i60 FARM C I 7/22/97 <.41 <5 <5 <7 1520i64 FARM D C 7/22/97 <.65 <6 <6 <6 1600i68 FARM A I 8/5!97 <.40 <5 <6 <4 2120i60 FARM 8 I 8/5/97 <.46 <6 <7 <9 1630i85 FARM C I 8/5/97 <.36 <6 <6 <5 2200i62 FARM D C 8/5/97 <.64 <6 <6 <7 1430i72 FARM A I 8/19/97 <<.45 <4 <6 <5 2110i60 FARM 8 I 8/19/97 <.66 <6 <5 c7 1600i68 FARM C I 8/19/97 <.41 <5 <4 <6 1390i62 FARM D C 8/19/97 <.47 <6 <7 <7 1670iSS FARM A I 9/2/97 <.39 <3 <6 <5 2080i60 FARM 8 I 9/2/97 <.44 <5 <5 <6 1440i62 FARM C I 9/2/97 <.40 <6 <5 <6 1600i68 FARM D C 9/2/97 <.45 <5 <5 <7 1480i71 FARM A I 9/17/97 <.41 <5 <7 <9 1550i85 FARM 8 I 9/16/97 <.66 <4 <6 c5 2280i62 FARM C I 9/16/97 <.39 <5 <5 <6 1640i68 FARM D C 9/17/97 <.64 <3 <5 <6 1560i67 FARM A I 9/30/97 <<.45 <5 <6 <8 1420i62 FARM 8 I 9/30/97 <.38 <6 <<5 <8 1490i65 FARM C I 9/30/97 <.76 <8 <7 c11 1690i91 FARM D C 9/30/97 < ~ 46 <<5 <7 <12 1470i81 FARM A I 10/14!97 <<.44 c3 <<5 <8 1440i62 FARM 8 I 10/14/97 <.34 <9 <8 <10 1470i93 FARM C I 10/14!97 <.71 <4 <5 <6 1350i71 FARM D C 10/14/97 <.47 <6 <5 <7 1570i68 FARM A I 10/27/97 <.41 <4 <6 <6 1190i59 FARM 8 I 10/27/97 <.46 <4 <5 <7 1680i70 FARM C I 10/27/97 <.37 <5 <6 <8 1530i75 FARM D C 10/27/97 <.76 <7 <8 <10 1550i87 FARM A I 11/10/97 <.44 <5 <5 <8 1430i64 FARM D C 11/1 1/97 <.44 <6 <6 <8 1480i6S FARM C I 12/17/97 <.73 <5 <6 <8 1470i64 FARM D C 12/17/97 <.48 <5 <5 <7 1600i68 i=indicator C=Control All values given as <<: are less than the LLD corrected for decay.

(40)

3.5 Indicator fish are caught in the vicinity of the Discharge Canal and tested for radioactivity from liquid effluent releases from the plant. The fish are filleted to represent that portion which would normally be eaten. Additional fish are caught more than 15 miles away to be used as background indicators and are prepared in the same manner.

Four different species of fish are analyzed during each half year from the indicator and background locations if they are available. There was no statistically significant difference in the activity of the fish caught between the indicator and background locations.

Fish are caught by R. G. 8 E. biologists and counted by gamma spectroscopy after being held for periods of less than one week. The LLD value for the shorter half life isotopes became greater. The data could also be affected by small mass samples, (< 2000 grams), in some species.

Isotopic gamma concentrations (pCi/kilogram wet) are listed in Tables 3-18A, 3-18B.

Samples of algae (cladophora) and sand, (benthic sediment), were obtained from the lake bottom in the discharge plume area. Lake bottom samples continue to show small amounts of Cs-137 activity. Results of the gamma scans are included in Table 3-19.

Rochester Gas and Electric Table 3-18 A Fish Samples Gamma Isotopic Analysis Results in pCi/kg Wet Description KXO Crt) Mn%4 Fe-59 Cols Co-60 Zn45 Zr-95 Nb-95 Indicator Fish First Half 1997 White Suckers ~270 <421 <92 <32 <31 <58 <67 <55 Walleye 10298265 <495 <87 <38 <<25 <<48 <64 <49 Freshwater Drum 31~193 <313 <79 <30 <28 <61 <53 <32 Brovm Trout 452&r240 <414 <78 <24 <65 <55 <45 Second Half 1997 Brovm Trout 4860+.254 <<203 <60 <26 <27 <68 <49 <27 Chinook Salmon ~226 <177 <50 <<25 <60 <37 "

<<24 Rainbow Trout 4560+292 <259 <89 <33 <86 <64 Lake Trout ~229 <214 <55 <24 <28 <64 <43 <28 Control Fish First Half 1997 Chinook Salmon 47~260 <<606 <125 <<35 <<28 <63 <80 <57 White Suckers 35304182 <<300 <<70 <30 <24 <55 <40 <<35 Freshwater Drum 461%220 <<333 <92 <30 <<28 <63 <<56 <45 Brown Trout 9610+262 <<508 <96 <37 <31 <46 <61 <49 Second Half 1997 Smailmouth Bass 529Qt363 <473 <<49 <130 <42 <44 <135 <89 <<63 Rock Bass 10500t294 <375 <<35 <72 <40 <<36 <52 <62 <45 Rainbow Trout 4400t279 <255 <63 <<32 <<34 <86 <<66 <37 Chinook Salmon ~263 <<226 <25 <57 <24 <25 <43 <<49 <28 All values given as < are less than the LLD corrected for decay

Roch est d Electric Table 3-18 B Fish Samples Gamma Isotopic Analysis Results in pCi/kg Wet Description Ru-103 Ru-106 I-131 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Indicator Fish First Half 1997 White Suckers <49 <249 (25 <200 <58 <141 401 a170 Walleye <42 <263 (19 <<27 <109 <69 <175 6~192 Freshwater Drum <32 <<224 <25 1117 <155 (41 (86 6131153 Brown Trout (41 <<269 <24 (25 <189 <52 <126 5951157 Second Half 1997 Brown Trout <24 <248 <<36 <22 <48 <<33 <120 37&166 Chinook Salmon <195 <32 <21 (25 <29 <24 (86 37&140 Rainbow Trout <32 <<334 <61 <33 (32 <72 <47 (149 <527 Lake Trout <37 <<21 (21 <39 <31 <123 606at65 Control Fish First Half 1997 Chinook Salmon <51 <288 <1160 <24 <23 <397 <73 <141 48%160 White Suckers <35 (211 (282 (19 <19 <169 <<49 <93 505a129 Freshwater Drum <35 <257 <366 <25 20t9 (151 (50 <120 <431 Brown Trout <43 <270 <502 <20 <26 <162 (71 (171 4311181 Second Half 1997 Smallmouth Bass <<54 <459 <242 <49 (176 <72 <215 <<794 Rock Bass <<38 <<332 (189 (31 <93 <63 (195 <591 Rainbow Trout (31 <<336 (51 <28 <43 <43 <140 <543 Chinook Salmon <<27 <233 <62 <24 <47 <<36 <109 <371 All values given as < are less than the LLD corrected for decay (43)

Rochester Gas and Electric Table 3-19 Lake Samples Discharge Plume Area Gamma Isotopic Analysis Results in pCI/kg Wet Description KCO Cr-51 Mn44 Fe49 Co48 Co-60 Zn45 Zr-95 Nb-95 Cladophora 4160+89 <<6 <<15 <<6 <<16 <<12 Benthic Sediment 13~384 <<319 Description Ru-103 Ru-106 I-131 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Ciadophora <<6 <<6 13'8 250+49 Benthic Sediment <<69 <<224 78&258 All values given as <<: are less than the LLD corrected for decay

36 ~V es Crops are grown on the plant property and samples of the fruits and grains are collected at harvest time for testing. Background samples are purchased from farms greater than 10 miles from the plant. There was no indication in the samples of any measurable activity other than naturally occuring K-40 and Ra-226. Gamma isotopic data is given in Table 3-20.

(45)

Rochester Gas and Electric Table 3-20 Vegetation Samples Gamma Isotopic Analysis Results in pCi/kg Wet Description KQO Cr-51 Mn44 Fe49 Co48 Co-60 Zn-65 Zr-95 Nb-95 Indicator Vegetation Squash ~94 <75 <9 <19 <g <9 <14 <14 <9 Lettuce 871 QR335 <<347 <41 <89 <39 <52 <103 <77 <<46

'Cherries 1590164 <50 <7 <17 <7 <8 <20 <11 <7 Apples 121%44 <31 <4 <11 <4 <5 <10 <<8 <4 Feed Com 21~80 <49 <7 <17 <<6 <<9 <18 <13 <7 Control Vegetation Apples 857x35 <<30 <4 <9 <4 <4 <10 <7 <4 Lettuce 42~97 <78 <9 <20 <9 <<9 (17 <17 <10 RU-103 RU-106 I-1 31 Cs-134 Cs-137 Ba-140 Ce-141 Ce-144 Ra-226 Indicator Vegetation Squash <9 <92 <10 <6 <9 <9 <13 <<57 2~68 Lettuce <41 <416 <46 <41 <42 <<63 <<53 <227 2730i369 Cherries <7 <72 <8 <4 <6 <11 <8 1~45 Apples <4 <49 <7 <4 <4 <7 <5 <21 67%7 Feed Com <7 <69 <6 <7 <6 <9 <8 <33 208a52 Control Vegetation Apples <4 <40 <7 <3 <4 <7 <5 <17 131 f26 Lettuce <11 <87 <8 <8 <16 <15 <54 385t:70 All v iven as ( are less than the LLD corrected for decay

~~

3.7 e a e era i Radia ion Thermoluminescent dosimeters, (TLD's), with a sensitivity of 5 millirem/quarter are placed as part of the environmental monitoring program. Thirty-nine TLD badges are currently placed in four rings around the plant. These rings range from less than 1000 feet to 15 miles and have been dispersed to give indications in each of the nine land based sectors around the plant should an excessive release occur from the plant. Badges are changed and read after approximately 3 months exposure.

TLD locations ¹7 and ¹13 are influenced by close proximity to the Contaminated Equipment Storage Areas and will normally read slightly higher than other locations.

For the year of 1997, on-site exposure ranged between 10.5-16.2 mrem/quarter, with an average exposure of 13.2 mrem/quarter and off-site 10.1-14.1 mrem/quarter with an average exposure of 11.9 mrem/quarter.

40 CFR 190 requires that the annual dose equivalent not exceed 25 millirems to the whole body of any member of the public. Using 54 millirems average ambient radiation,(Environmenfal Radioactivify, Eisenbud, 1987), and the highest annual total TLD value, (Station 7), of 61.5 millirems yields an annual maximum dose of 7.5 millirems. Table 3-21 gives TLD readings for each quarter. 3 TLD's were missing at the times of collection.

A trend chart with a comparison of data for each location for the years of 1996 and 1997 is included, Table 3-22. The data plotted is the average quarterly dose measured. TLD location ¹13 for 1996 was influenced by its proximity to the Contaminated Equipment Storage Area.

(47)

Rochester Gas and Electric Table 3-21 External Penetrating Radiation Thermoluminescent Dosimetry 1997 Units mRem/91 Day Quarter Location ~Te ~1st uarler aud Cduarler 3rd Cduarler 4~muader

¹2- ¹7 plus ¹13 are on-site near the line 2

3 I

I 11.3 11.8 jj 2.9 3.0 13.2 13.5 jj 3.3 3.4 13.1 jj 33 12.7 jj 3.2 of the highest annual average ground level 4

5 I

I 123 12.9 j

+ 3.3 31 13.8 j 14.1 + 3.6 3.5 14.7 13.8 j 14.9 + 3.8 3.7 3.5 1 3.2 13.1 jj 3.3 3.3 concentration. 6 I 10.5 jj 2.6 12.0 +

jj 3.0 12.6 + 3.2 14.0 12.4 jj 3.5 3.1 7 I 14.5 j

3.7 14.7 3.7 16.2 jj 4.1 16.1 4.1

¹8- ¹12 are offsite at a distance of 8 to 16 miles.

8 9

C I

11.6 10.5 + 2.6 2.9 12.5 11.7 + 2.9 3.1 12.5 12.5 +

3.2 3.1 12.7 11.8 jj 3.2 3.0 jjj jj jj jj 10 C 10.3 2.6 11.5 2.9 11.7 3.0 11.3 2.9 11 I 10.9 2.7 11.8 3.0 11.9 3.0 11.8 3.0 12 13 C

I 10.1 13.3 + 3.4 2.5 10.9 14.8 + 3.7 j 2.8 11.5 15.1 j+ 2.9 3.8 11.1 15.2 jj 2.8 3.8

¹14- ¹16 are located 14 11.1 + 2.8 12.4 + 3.1 13.6 + a jj 3.4 I

along a line 3000 ft. west of the plant.

15 16 I

I 12.5 12.7 3.1 3.2 14.3 13.5 jj 3.6 3.4 14.6 jj 3.7 14.3 jj 3.6

¹17- ¹21 are located along Lake Road.

17 18 I

I 11.3 13.0 jj 2.8 3.3 12.3 14.0 jj 3.1 3.5 14.5 12.8 jj 3.7 3.2 13.8 12.1 jj 3.5 3.1 19 20 I

I 11.4 12.1 jj 2.9 3.0 12.6 12.4 jj 3.2 3.1 15.0 13.4 13.0 jj 3.8 3.4 3.3 14.3 12.7 jj 3.6 3.2 3.0

¹22- ¹24 are located 21 22 I 12.5 11.5 jj 3.1 2.9 13.5 11.9 jj 3.4 3.0 14.6 jj 3.7 12.1 13.7 jj 3.5 jj 12.5 I 3.1 12.4 along the east site boundary line.

23 24 I

I 12.3 12.3 3.1 3.1 12.9 13.1 jj 3.3 3.3 14.5 14.0 jj 3.6 3.5 13.4 13.0 jj 3.1 3.4 3.3

¹25- ¹30 are offsite at a distance of 8 25 26 C

C 10.4 + 2.6 10.1 jj 2.6 10.9 10.5 + 2.6 j 2.7 11.7 + 3.0 11.6 + 2.9 11.4 11.0 jj 2.9 2.8 to 13 miles. 27 C 11.2 2.8 11.9 + 3.0 13.3 + 3.4 12.6 jj 3.2 jjj jj 33 j 28 C 11.8 3.0 131 13.7 3.5 13.7 3.5 29 30 C

C 10.6 10.9 2.7 2.7 11.2 11.8 jj 2.8 3.0

. 12.4 + 3.1 12.5 j 3.1 11.6 11.7 jj 2.9 2.9

¹31 - ¹40 are located 31 I a 12.6 3.2 14.0 + 3.5 13.6 + 3.4 jj jjj in an arc at a distance 32 I 10.5 2.6 11.1 + 2.8 12.2 + 3.1 11.2 2.8 of 3-5 miles. 33 I 10.6 2.7 a 12.2 + 3.1 11.3 2.8 34 I 12.1 j 3.0 1 3.3 jjj 3.3 14.0 + 3.5 12.9 3.3 jj jj 35 I 11.8 + 3.0 13.7 3.4 14.1 3.5 13.3 3.3 36 I 10.5 + 2.7 11.4 2.9 12.2 37 I 10.3 jj 2.6 1'l.o j 2.8 11.8 + 3.0 3.1 11.8 11.1 + 2.8 3.0 I=Indicator 38 39 I

I 12.0 11.7 jj 3.0 2.9 12.6 + 3.2 12.8 + 3.2 14.1 + 3.6 13.6 + 3.4 13.2 132 jj 33 3,3 C=Control 40 I 10.1 2.6 11.0 + 2.8 12.4 + 3.1 11.3 j 2.9 (a) TLD Missing at time of collection.

Rochest

-22 External Penetration Radiation Thermoluminescent Dosimetry 30.0 25.0 A

V E

20.0 R

15.0 10.0 Q

T R

5.0 0.0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 TLD Location Number

~1996 ~1997 (49)

4.0 LAND USE CENSUS A land use census is done each year to determine any major changes in the use of the land within 5 miles of the plant. There were no major changes in 1997. The land use remains mainly agricultural in nature. There were several private homes constructed, but no new housing developments. A new Tops Supermarket was under construction at the southeast corner of Furnace Road and Highway 104, scheduled to open for business in March, 1998. The three dairy operations nearest the plant continued in operation with an average of 40 to 70 milking cows. There are no goats used for milk on a regular basis within the 5 mile radius. Beef cattle are still raised on 3 farms within 2 miles of the plant as in the past.

An onsite garden is used for the broad leaf vegetation and onsite crops are collected for indicator samples when available.

A copy of the Land Use Census that was completed during August and September, 1997 is attached.

5.0 EXTERNAL INFLUENCES During 1997, there were no external influences such as atmospheric weapons testing or accidents at other nuclear facilities which caused an influence on the data reported. The annual trending graphs for air and water indicate a level effect in the measured activity.

Rochester Gas and Electric Corporation, in cooperation with the University of Rochester, is currently pursuing a research project to identify and quantify sub-trace levels of long lived radionuclides in the environs of western New York, and to identify their sources and migration pathways.

(50)

FIGURE 4-1 Land Use Census Sector Distance to Nearest Distance to Nearest Distance to Milk Residence Garden Producin Animals 2100 m 2100 m ESE 950 m 1770 m SE 650 m 2580 m 8200 m SSE 735 m 2380 m 5450 m S 1130 m 1643 m SSW 600 m 1124 m SW 750 m 1950 m 4950 m WSW 1000 m 2980 m W 1500 m 3545 m Changes from previous year:

No major changes from previous years. Construction of new homes continues at approximately the same rate as previous years with no new housing developments. A new TOPS supermarket was under construction at the southeast corner of Furnace Road and Highway 104.

Milk animal locations:

No new milk animal locations. Local meat market has goats for non-dairy purposes.

UFSAR request for unreviewed safety concern Y N X Land Use Census Completed by:

/jr cp Reviewed by:

~~

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6.0 INTERLABORATORYCOMPARISON STUDY Participation in an interlaboratory comparison program ensures that independent checks for bias and accuracy of the measurement of radioactive material in environmental samples are performed as part of a quality assurance program for environmental monitoring. The ODCM requires participation in an interlaboratory comparison program that is approved by the NRC, if such a program exists. Until 1996 the United States Environmental Protection Agency (EPA), Office of Research and Development, National Exposure Research Laboratory, Las Vegas, Nevada, was the NRC approved program. Since the NRC has not approved a replacement for the EPA's program, Ginna Station has engaged the services of an independent laboratory, Analytics, Inc., Atlanta, Georgia.

The Analytics Environmental Cross-Check Program supplies sample media that is similar to routinely collected environmental water, milk, and air samples, as blind spikes at levels of radioactivity appropriate for environmental monitoring.

The blind spikes are received by Ginna Station and shipped to JAF Environmental Laboratory (JAFEL) for analysis with routine samples. Ginna Station assesses JAFEL's analysis after receiving Analytics Report that compares the JAFEL to Analytics results.

An assessment of JAFEL for analysis bias of the Analytics blind spikes is not possible at this time, since during the first year of the program the baseline history for evaluating a bias is established.

An assessment of JAFEL for analysis accuracy of the Analytics blind spikes was preformed, using the acceptance test generally referred to as the ANRCO method. This method is contained in NRC Procedure DVP-04.01 and was taken from the Criteria of Comparing Analytical Results (USNRC) and Bevington, P.R.,

Data Reduction and Error Analysis for the Physical Sciences, McGraw-Hill, New York, (1969). The accuracy evaluation is as follows:

R<<R I Ii = A~li V I P p I ~ II = JAFRI V I Analytics Uncertainty Analytics Value Using the appropriate row under the ERROR RESOLUTION column in Table 6.1, a corresponding RATIO OF AGREEMENT interval is used as the acceptance criteria for the comparison ratio.

(53)

~ ~/

7 TABLE 6.1 ERROR RATIO OF RESOLUTION AGREENIENT

<3 0.4-2.5 3.1 to 7.5 0.5-2.0 7.6 to 15.5 0.6-1.66 15.6 to 50.5 0.75-1.33 50.6 to 200 0.8-1.25

>200 0.85-1.18 If the comparison ratio falls within the RATIO OF AGREEMENT interval, the analysis is assessed as agree, and if not the assessment is disagree. Table 6.2 summarizes the Analytics Environmental Cross-Check Program. A beta and an Fe-59 analysis were assessed as disagree. No recurrences of disagree assessments were made for beta or Fe-59 analyses by Ginna Station=s Analytics Program or JAFEL's in-house lnterlaboratory Comparison Program.

No corrective actions were implemented by JAFEL as a result of the disagree assessments.

'

(54)

'7

'

g TABLE 6.2 amp e na ytics

¹ Ginna Log (Analytics ID ¹) JAFEL Analytics Uncertainty Error Comparison Media (units) Value Value (3 sigma) Resolution Ratio Assessment 97%26 (E1069-80) water (pCi/L) beta 188 139 60 1.35 disagree 97-355 (E1070-80) water (pCi/L) tritium 1210 1313 66 60 0.92 agree 97-337 (E1068-80) water (pCi/L)

Ce-141 177 192 10 58 0.92 agree Cr-51 250 288 14 62 0.87 agree Cs-134 102 118 6 59 0.86 agree Cs-137 161 176 9 59 0.91 agree Co-58 120 112 6 56 1.07 agree Mn-54 129 123 6 62 1.05 agree Fe-59 125 110 6 55 1.14 agree Zn-65 230 214 11 58 1.07 agree Co-60 151 151 8 57 1.00 agree 97-338 (E1067-80) milk (pCi/L)

Ce-141 196 213 11 58 0.92 agree Cr-51 287 319 16 60 0.90 agree Cs-134 110 131 7 56 0.84 agree Cs-137 181 185 9 62 0.98 agree Co-58 108 124 6 62 0.87 agree Mn-54 139 137 7 59 1.01 agree Fe-59 126 122 6 61 1.03 agree Zn-65 226 225 11 61 1.00 agree Co-60 164 168 8 63 0.98 agree I-131 58 61 3 61 0.95 agree 97-614 (E1165-80) particulate filter (pCi)

Ce-141 62 62 3 62 1.00 agree Cr-51 229 245 12 61 0.93 agree Cs-134 73 82 4 62 0.89 agree Cs-137 97 86 4 65 1.13 agree Co-58 56 49 2 74 1.14 agree Mn-54 87 71 4 53 1.23 agree Fe-59 127 96 5 58 1.32 disagree Zn-65 179 158 8 59 1.13 agree Co-60 160 159 8 60 1.01 agree 97-642 (E1162-80) water (pCi/L) 312 291 15 58 1.07 agree beta 312 291 15 58 1.07 agree 97-658 (E1163-80) water (pCi/L) tritium 2960 3498 175 60 0.85 agree 97%13 (E1164-80) charcoal cartridge (pCi)

I-131 50 60 60 0.83 agree

7.0 ERRATA I

Table 3-18 of the 1996 Environmental Radiological Operating Report had a discrepancy in average mrem/quarter for 1996. This error, which occurred on the graph, but not in the data table, was due.to an averaging error in preparation of the graph. A corrected graph is included with the erroneous graph for comparison, Figures 7-1 A8 B.

Three items reportable in the Annual Environmental Radiological Operating Report under CHA-RETS-VARIATIONwere reported as follows:

1.) April, 1997, Circ-out water Ba-La LLD was exceeded due to laboratory error.

2.) September, 1997, Environmental air sampler 07 out of service, Trouble Card issued to repair or replace sampler.

3.) September, 1997, Environmental air sampler P6 out of service, Trouble Card issued to repair or replace sampler.

(56)

Rocheste Electric

,

External Penetration Radiation Thermoluminescent Dosimetry 25.0 A 20.0 V

E m 15p R

e m

I 10.0 Q

T R 5p 0.0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 TLD Location Number

~1995 ~1996 (57)

Rochester Gas and Electric External Penetration Radiation Thermoluminescent Dosimetry (Revised) 30.0 25.0 A

V E

20.0 m

R 15.0 m

10.0 Q

T R

5.0 0.0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 TLD Location Number

~1995 ~1996