ML20107J662

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Report to NRC Environmental Monitoring at Gns Calendar Year 1995 NRC Contract NRC-29-83-621
ML20107J662
Person / Time
Site: Grand Gulf  Entergy icon.png
Issue date: 12/31/1995
From: Bell B, Fuente E
MISSISSIPPI, STATE OF
To:
NRC
References
CON-NRC-29-83-621 NUDOCS 9604250202
Download: ML20107J662 (35)


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4 April 16,1996 MISSISSIPPI STATT,DEPNGMENTOF , .

U.S. Nuclear Regulatory Commission H

mor T'H Public Document Room Washington, D.C. 20555 l RadiologkalHealth 3150 tawsonstreet

Dear Sir:

Pat Omcc Box 1700

>ckson, Muissips 39115-1700 Enclosed is Mississippi's 1995 Calendar Year report of environmental 601/354-6657 activities at the Grand Gulf Nuclear Station. These activities were conducted 601/3544167 FAX by the Division of Radiological Health, Mississippi State Department of Health, in accordance with Cooperative Agreement No NRC-29-83-621.

The original is being sent to you and copies are being provided to the Division of Contracts and Property Management and the Office of Nuclear Reactor Regulations. Should you have any questions or comments regarding this report , please direct them to Bob Bell at (601) 354-6657. I Sincerely,

/N&

S Eddie S. Fuente, Director  !

Division of Radio'ogical Health ESF/dd Enclosure I

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9604250202 9S1231 l PDR ADOCK 05000416 ,

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REPORT TO THE NUCLEAR REGULATORY COMMISSION ENVIRONMENTAL MONITORING AT GRAND GULF NUCLEAR STATION CALENDAR YEAR 1995 NRC CONTRACT NUMBER NRC-29-83-621 ENVIRONMENTAL MONITORING AND EMERGENCY RESPONSE BRANCH DIVISION OF RADIOLOGICAL HEALTH MISSISSIPPI STATE DEPARTMENT OF HEALTH hE Eddie S. Fuente; Director, Division of Radiological Health 1/

Bob Bell; HealtT) Priy'!ritiist-Administrative , l Environmental Monitoring and Emergency Response Branch I

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j: Abstract:

, Under contract to the U.S. Nuclear Regulatory Commission the Mississippi State Department of Health (MSDH), Division

- (NRC),

of Radiological Health (DRH) provides environmental radiological data to the NRC pertaining to the Grand Gulf Nuclear Station

[ (GGNS), Claiborne County, Mississippi. ,

1

. Detailed in this report are results- for Calendar Year 1995 which represent the fifteenth year of this contract with the State of Mississippi.

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GRAND GULF NUCLEAR STATION )

CLAIBORNE COUNTY, MISSISSIPPI CY 1995 TABLE OF CONTENTS l

I. AIR SAMPLING STATION DATA PAGE l A. MSDH " Arnold Acros" & GGNS " Training Center" ,

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1. Particulate Gross Beta 2
2. Radiciodine 6
3. Quarterly Composite (Gamma Isotopic) 10 B. MSDH " Rad Health Bldg" & GGNS "Vicksburg"
1. Particulate Gross Beta Control 11
2. Radiciodine Control 15
3. Quarterly Composite (Gamma Isotopic) Control 19 II. MISSISSIPPI RIVER WATER DATA A. Gamma Isotopic Analysis 20 B. Tritium 21 III. MISSISSIPPI RIVER SHORELINE SEDIMENT Gamma Isotopic Analysis 23 IV. ALCORN DAIRY MILK DATA A. Gamma Isotopic Analysis 24 B. Radioiodine 25 V. FISH " EDIBLE PORTIONS" DATA Gamma Isotopic Analysis 26 VI. VEGETABLE PRODUCTS DATA Gamma Isotopic Analysis 27 VII. LOWER LIMITS OF DETECTION A. MSDH 28 B. Licensee 29 VIII. EPA CROSS-CHECK RESULTS-1995 30 1

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GRAND GULF NUCLEAR STATION .

CLAIBORNE COUNTY, MISSISSIPPI

< CY 1995 Particulate Gross Beta These results are for particulate air samples duplicated

by the MSDH and the Licensee which were analyzed for Gross Beta.

1 The Licensee's sampler is located.at the old Training Center (TC) l

- 0.3 miles south of the GGNS and designated as AS-5 (Indicator).

The MSDH's comparable sampler is located at Arnold Acres (AA) 0.4 miles south of the GGNS. Specific lower limit of detection (LLD) '

4 requirements are listed on pages 28 (MSDH) and 29 (Licensee) for I all categories.

, Location' Date MSDH Licensee (pC1/m2) (pCi/m3)

<0,027^

TC 12/28-01/03 AA 12/28-01/03 0.046 TC 01/03-01/10 0.023 3

AA 01/03-01/10 0.046 >

TC 01/10-01/17 0.014

[ AA 01/10-01/17 0.027

<0.017 8 TC 01/17-01/24

AA 01/17-01/24 0.034 01/24-01/31 0.010 TC AA 01/24-01/31 0.038 TC 01/31-02/07 0.014
AA 01/31-02/07 0.047 TC 02/07-02/14 0.013 AA 02/07-02/14 0.031 1-TC 02/14-02/21 0.012 ,

AA 02/14-02/21 0.028 TC 02/21-02/28 0.010 AA 02/21-02/28 0.017 TC 02/28-03/07 0.012c AA 02/28-03/07 0.004 TC 03/07-03/14 0.020 0 AA 03/07-03/14 0.018 TC 03/14-03/21 <0.080 E AA 03/14-03/21 0.023 TC 03/21-03/28 0.018' AA 03/21-03/28 0.035 2

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GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 ,

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Particulate Gross Beta'(cont'd).

Location Date MSDH Licensee (pci/m8) (pC1/m2) i.

TC 03/28-04/04 0.016

{ AA 03/28-04/04 0.055 TC 04/04-04/11 0.012 AA 04/04-04/11 0.019 TC 04/11-04/18 0.011 AA 04/11-04/18 0.030 TC 04/18-04/25 <0.010 G

AA 04/18-04/25 0.029 L TC 04/25-05/02 0.015 il .AA 04/25-05/02 0.037

.TC 05/02-05/09 0.011 H 1 AA 05/02-05/09 0.019

, TC 05/09-05/16 0.012 AA 05/09-05/16 0.027 TC 05/16-05/23 0.014 I i AA 05/16-05/23 0.083 TC 05/23-05/30 0.016 J j AA 05/23-05/30 0.035 ,

l TC 05/30-06/06 0.012 AA 05/30-06/06 0.068 i .TC 06/06-06/13 0.012 AA 06/06-06/13 0.056 TC 06/13-06/20 0.017

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a' AA 06/13-06/20 0.094 TC 06/20-06/27 0.019 AA 06/20-06/27 0.092 '

TC 06/27-07/05 O.013

, AA 06/27-07/05 0.032 TC 07/05-07/11 0.017 AA 07/05-07/11 0.093 TC 07/11-07/18 0.017 j 07/11-07/18 AA 0.083 .

07/18-07/25 0.014 1 TC AA 07/18-07/25 0.063 TC 07/25-08/01 0.011 i AA 07/25-08/01 0.023 l l

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A GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Particulate Gross Beta (cont'd)

Location Date MSDH Licensee (pCi/m3) (pCi/m2)

TC 08/01-08/08 .

0.010 AA 08/01-08/08 0 .~ 0 5 4 ~

TC 08/08-08/15 0.016 AA 08/08-08/15 0.066  ;

TC' 08/15-08/22 'O.018 AA 08/15-08/22 0.018 TC 08/22-08/29 0.024 ,

AA 08/22-08/29 0.097 TC 08/29-09/06 0.026 AA 08/29-09/06 0.091 TC 09/06-09/12 0.032 AA' 09/06-09/12 0.124 TC 09/12-09/19 0.021 AA 09/12-09/19 0.023 TC 09/19-09/26 0.022 AA 09/19-09/26 0.026 TC 09/26-10/03 0.028 K AA 09/26-10/03 0.029 TC 10/03-10/10 0.013 AA 10/03-10/10 0.050

, TC 10/10-10/17 0.021 AA 10/10-10/17 0.081 TC 10/17-10/24 0.017' l ' AA 10/17-10/24 0.057

! TC 10/24-10/31 0.017 AA_ 10/24-10/31 0.034

TC 10/31-11/07 0.014 AA 10/31-11/07 0.018 4- TC 11/07-11/14 0.013 AA 11/07-11/14 0.040

_TC 11/14-11/21 0.026

-AA 11/14-11/21 0.095 i TC 11/21-11/28 0.018 l 4 AA- 11/21-11/28 0.058

TC 11/28-12/05 0.020 j 'AA 11/28-12/05 0.051 L

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GRAND GULE NUCLEAR STATION I

CLAIBORNE COUNTY, MISSISSIPPI CY 1995

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Particulate Gross Beta (cont'd)

Location Date MSDH Licensee (pCi/m2) (pC1/m3)

TC 12/05-12/12 0.033 AA 12/05-12/12 0.054 TC 12/12-12/19 0.012 AA 12/12-12/19 0.015 TC 12/19-12/27 0.026 AA 12/19-12/27 0.037 l

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j A Mechanical failure at 16.25 hours2.893519e-4 days <br />0.00694 hours <br />4.133598e-5 weeks <br />9.5125e-6 months <br /> run time.

5 B Mechanical failure at 30.8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> run time.

C Blown fuse at-163.53 hours6.134259e-4 days <br />0.0147 hours <br />8.763227e-5 weeks <br />2.01665e-5 months <br /> run time.

D Breaker tripped at~ 134.22 hours2.546296e-4 days <br />0.00611 hours <br />3.637566e-5 weeks <br />8.371e-6 months <br /> run time.

4 E Breaker tripped at 5.92 hours0.00106 days <br />0.0256 hours <br />1.521164e-4 weeks <br />3.5006e-5 months <br /> run time.

! F Breaker tripped at 121.92 hours0.00106 days <br />0.0256 hours <br />1.521164e-4 weeks <br />3.5006e-5 months <br /> run time.

G Breaker tripped at 53.8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> run time. l i

H Breaker tripped at 25.21 hour2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br />s-run time. ]

, I Inclement weather tripped at 75.15 hours1.736111e-4 days <br />0.00417 hours <br />2.480159e-5 weeks <br />5.7075e-6 months <br /> run time. j J No' flow at time of collection.

K Mechanical failure at 61.75 hours8.680556e-4 days <br />0.0208 hours <br />1.240079e-4 weeks <br />2.85375e-5 months <br /> run time.

L Mechanical failure at 112.38 hours4.398148e-4 days <br />0.0106 hours <br />6.283069e-5 weeks <br />1.4459e-5 months <br /> run time.

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GRAND GULF NUCLEAR STATION.

CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Radioiodine These results are for charcoal canister air samples

. duplicated by the MSDH and the Licensee which were-analyzed for radiolodine. The. Licensee's sampler is located at the Old Training Center ' (TC) 0.3 miles south of the GGNS and designated as AS-5 (Indicator).- The MSDH's comparable sampler is located.at Arnold Acres (AA) 0.4 miles' south.of the GGNS.

Location Date MSDH Licensee (pCi/m3) (pCi/m3)

TC 12/28-01/03 <0.020" AA 12/28-01/03 <0.07-TC 01/03-01/10 <0.018 AA 01/03-01/10 <0.07 TC 01/10-01/17 <0.015 AA 01/10/01/17 <0.07 TC 01/17-01/24 <0.014 8 AA 01/17-01/24 <0.07 TC 01/24-01/31 <0.013 AA 01/24-01/31 <0.07 TC 01/31-02/07 <0.011 AA 01/31-02/07 <0.07 TC 02/07-02/14 <0.014 AA 02/07-02/14 <0.07 TC 02/14-02/21 <0.011 AA 02/14-02/21 <0.07 TC 02/21-02/28 <0.016 AA 02/21-02/28 <0.07 TC 02/28-03/07 <0.027 C AA 02/28-03/07 <0.07 TC 03/07-03/14 <0.017 D AA 03/07-03/14 <0.07 TC 03/14-03/21 <0.015 E AA 03/14-03/21 <0.07 TC 03/21-03/28 <0.019 F AA 03/21-03/28 <0.07 6

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GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Radioiodine (cont'd)

Location Date MSDH Licensee (pCi/m2) (pCi/m3)

TC 03/28-04/04 <0.017 AA 03/28-04/04 <0.07 TC 04/04-04/11 <0.021 AA 04/04-04/11 <0.07 TC 04/11-04/18 <0.019 AA 04/11-04/18 <0.07 TC 04/18-04/25 <0.049 G AA 04/18-04/25 <0.07 TC 04/25-05/02 <0.017 AA 04/25-05/02 <0.07 TC 05/02-05/09 <0.046" AA 05/02-05/09 <0.07 TC 05/09-05/16 <0.012 AA 05/09-05/16 <0.07 TC 05/16-05/23 <0.042' AA 05/16-05/23 <0.07 TC 05/23-05/30 <0.025 J AA 05/23-05/30 <0.07 TC 05/30-06/06 <0.023 AA 05/30-06/06 <0.07 TC 06/06-06/13 <0.016 AA 06/06-06/13 <0.07 TC 06/13-06/20 <0.018 AA 06/13-06/20 <0.07 TC 06/20-06/27 <0.011 AA 06/20-06/27 <0.07 TC 06/27-07/05 <0.022 AA 06/27-07/05 <0.07 TC 07/05-07/11 <0.024 AA 07/05-07/11 <0.07 TC 07/11-07/18 <0.013 AA 07/11-07/18 <0.07 TC 07/18-07/25 <0.027 AA 07/18-07/25 <0.07 TC 07/25-08/01 <0.019 AA 07/25-08/01 <0.07 7

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GRAND GULF NUCLEAR' STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 'I Radioiodine (cont'd)

Location Date MSDH Licensee (pci/m3) .(pCi/m s)

TC. 08/01-08/08 <0.010 AA 08/01-08/08 <0.07 TC. 08/08-08/15 <0.029 AA 08/08-08/15 <0.07 TC 08/15-08/22 <0.026 AA 08/15-08/22 <0.07 TC 08/22-08/29 <0.018 AA 08/22-08/29 <0.07 TC .08/29-09/06 <0.015 AA 08/29-09/06 <0.07 TC 09/06-09/12 <0.035 l AA 09/06-09/12 <0.07 TC 09/12-09/19 <0.019  ;

AA 09/12-09/19 <0.07 -

TC 09/19-09/26 <0.012 AA 09/19-09/26 <0.07 TC 09/26-10/03 <0.049 K AA 09/26-10/03 <0.07 TC 10/03-10/10 <0.020 AA 10/03-10/10 <0.07 TC 10/10-10/17 <0.027 AA 10/10-10/17 <0.07 ,

TC 10/17-10/24 <0.017' AA 10/17-10/24 <0.07 TC 10/24-10/31 <0.037 AA 10/24-10/31 <0.07 TC 10/31-11/07 <0.016 i AA 10/31-11/07 <0.07 ,
TC 11/07-11/14 <0.036 AA 11/07-11/14 <0.07 TC 11/14-11/21 - <0.021 AA 11/14-11/21 <0.07 j TC. 11/21-11/28. <0.022  ;
AA' -11/21-11/28 <0.07 i

.TC 11/28-12/05 <0.016 l AA 11/28-12/05 <0.07 l 8

. s GRAND GULF NbCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995:

Radioiodine (cont'd)

Location Date MSDH . Licensee (pCi/m3) (pCi/m2)

'TC' 12/05-12/12 <0.015 AA. 12/05-12/12 <0.07 TC 12/12-12/19 <0.017

-AA 12/12-12/19 <0.07 TC 12/19-12/27 <0.012 LAA 12/19-12/27 <0.07 A Mechanical failure at 16.25 hours2.893519e-4 days <br />0.00694 hours <br />4.133598e-5 weeks <br />9.5125e-6 months <br /> run time.

B Mechanical failure at 30.8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> run time.

C Blown fuse at 163.53 hours6.134259e-4 days <br />0.0147 hours <br />8.763227e-5 weeks <br />2.01665e-5 months <br /> run time.

D. Breaker tripped at 144.22 hours2.546296e-4 days <br />0.00611 hours <br />3.637566e-5 weeks <br />8.371e-6 months <br /> run time.

E- Breaker tripped at 5.92' hours run time.

F Breaker tripped at 121.92 hours0.00106 days <br />0.0256 hours <br />1.521164e-4 weeks <br />3.5006e-5 months <br /> run time.

G Breaker-tripped at 53.8' hours run time.

H' Breaker. tripped at 25.21 hours2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br /> run time.

I 2 Inclement weather tripped at 75.15 hours1.736111e-4 days <br />0.00417 hours <br />2.480159e-5 weeks <br />5.7075e-6 months <br /> run time.

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J No flow at_ time of collection.

K Mechanical failure at 61.75 hours8.680556e-4 days <br />0.0208 hours <br />1.240079e-4 weeks <br />2.85375e-5 months <br /> run time.

L ' Mechanical failure'at 112.38 hours4.398148e-4 days <br />0.0106 hours <br />6.283069e-5 weeks <br />1.4459e-5 months <br /> run time.

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l GRAND GULF NUCLEAR STATION j CLAIBORNE COUNTY, MISSISSIPPI  :

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CY 1995 Quarterly Composite.(Gamma Isotopic)~

4, These results are for particulate air samples, ,

collected during a quarter, duplicated by the MSDH and the Licensee

. which were analyzed as a composite for gamma emitters. ~

The Licensee's sampler is located at the Old Training Center (TC) 0.3 miles south of the GGNS and designated as AS-5 (Indicator). The MSDH's sampler is located at Arnold Acres (AA) 0.4 miles south of I the GGNS.

4 Location Date MSDH Licensee

'(pCi/m 3 ) (pCi/m3) ,

TC 12/28-03/28 <0.01 AA 12/28-03/28 <0.01 TC 03/28-06/27 <0.01 AA 03/28-06/27 <0.01 '

TC 06/27-09/26 <0.01 AA 06/27-09/2C <0.01 TC - 09/26-12/27 <0.01 AA 09/26-12/27 <0.01 i

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GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Particulate Gross Beta: Control ,

These results are for particulate air samples ltaken from control' locations by the MSDH and the Licensee which were analyzed for Gross Beta. .The Licensee's sampler is located in Vicksburg '(VB) 18 miles. north of the GGNS and designated as AS-3 (Control). .The MSDH's. sampler is located.behind the Radiological Health Building (RH) in' Jackson, 51 miles east northeast of.the GGNS.

Location Date MSDH Licensee (pCi/m2) (pCi/m2)'

VB 12/28-01/03 0.026 RH 12/28-01/03 0.026 VB 01/03-01/10 0.020 R!i 01/03-01/10 0.025 VB 01/10-01/17 0.015 RH 01/10-01/17 0.016 VB 01/17-01/24 0.011 RH 01/17-01/24 0.003 VB' 01/24-01/31 0.012 l'

RH 01/24-01/31 0.016 i VB 01/31-02/07 0.018 2

Rif 01/31-02/07 0.027 VB 02/07-02/14 0.015 RH 02/07-02/14 0.018 VB 02/14-02/21 0.014 l RH 02/14-02/21 0.015 i VB 02/21-02/28 0.009 l RH 02/21-02/28 0.013

. VB 02/28-03/07 0.018 RH 02/28-03/07 0.016

.VB 03/07-03/14 0.017 i RH. '03/07-03/14 0.021 VB 03/14-03/21 0.009 RH 03/14-03/21 0.016

VB 03/21-03/28 0.018
RH 03/21-03/28 0.021 i

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i I GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Particulate Gross Beta Control (cont'd)

Location Date MSDH. Licensee (pci/m8) (pCi/m3) 4 4' VB' 0.016 03/28-04/04

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RH 03/28-04/04 0.021 VB' 04/04-04/11 0.013 g RH 04/04-04/11- 0.013 i

VB - 04/11-04/18 0.016 RH 04/11-04/18 0.005 VB 04/18-04/25 0.010 RH; 04/18-04/25 0.020

VB 04/25-05/02 0.021
. RH 04/25-05/02 0.011 VB 05/02-05/09 0.012"

. RH 05/02-05/09 0.008 i VB 05/09-05/16 0.014 RH 05/09-05/16 0.018 VB. 05/16-05/23 0.015

. RH- 05/16-05/23 0.026 VB 05/23-05/30 0.017 RH 05/23-05/30 0.019 VB 05/30-06/06 0.011 RH 05/30-06/06 0.049 VB 06/06-06/13 0.019 RH 06/06-06/13 0.027 VB 06/13-06/20 0.018 RH 06/13-06/20 0.034 VB 06/20-06/27 0.013" j- RH 06/20-06/27 0.043 VB 06/27-07/05 0.014 RH 06/27-07/05 0.027

VB 07/05-07/11 0.016 RH 07/05-07/11 0.036 4

VB '07/11-07/18 0.017 RH 07/11-07/18 0.036 P VB 07/18-07/25 0.015 e RH 07/18-07/25 0.034 07/25-08/01

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VB 0.012

RH- 07/25-08/01 -0.021

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j' GRAND GULF NUCLEAR STATION .

j CLAIBORNE COUNTY, MISSISSIPPI CY 1995

- Particulate Gross Beta Control (cont'd)

Location Date MSDH Licensee 4 (pci/m') (pci/m8) i VB 08/01-08/08 0.010

. RH 08/01-08/08 0.024

,' VB 08/08-08/15 0.015 RH 08/08-08/15 0.032 VB 08/15-08/22 0.019 i, RH 08/15-08/22 _ 0.033 VB 08/22-08/29 0.023 RH- 08/22-08/29 0.039 VB _08/29-09/06 0.023 RH 08/29-09/06 0.008 VB 09/06-09/12 0.028 RH '09/06-09/12 0.051 VB 09/12-09/19 0.027 09/12-09/19 0.029 RH

VB 09/19-09/26 0.021 j RH 09/19-09/26 0.028

. VB 09/26-10/03 0.020 RH 09/26-10/03 0.034 VB 10/03-10/10 0.015 l RH 10/03-10/10 0.027 vs 10/10-10/17 0.023 RH 10/10-10/17 0.047

! VB 10/17-10/24 0.017 RH- 10/17-10/24 0,020

{

s VB' 10/24-10/31- 0.020 ,

RH 10/24-10/31 0.026

VB 10/31-11/07 0.014 i RH 10/31-11/07 0.022 i

. VB 11/07-11/14 0.013 4

RH 11/07-11/14 0.022 VB 11/14-11/21 0.025 RH 11/14-11/21 0.045 VB 11/21-11/28 0.015 0 RH 11/21-11/28 0.027 VB 11/28-12/05 0.018 ,

RH 11/28-12/05 O.011 i

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s GRAND GULF NUCLEAR STATIO!!

CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Parti.culate Gross Beta Control (cont'd)

Location Date MSDH Licensee (pci/m2) (pCi/m2)

VB 12/05-12/12 0.032 RH 12/05-12/12 0.046 VB 12/12-12/19 0.012 RH 12/12-12/19 0.013 VB 12/19-12/27 0.023 RH 12/19-12/27 0.031

!! Inclement weather tripped at 166.5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> run time.

N No flow at collection.

O Blown fuse at 165.67 hours7.75463e-4 days <br />0.0186 hours <br />1.107804e-4 weeks <br />2.54935e-5 months <br /> run time.

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s

' GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Radioiodine Control These results are for charcoal canister air samples taken from control locations by the'MSDH and the Licensee which were analyzed for radiciodine. The Licensee's sampler is located in Vicksburg (VB) 18 miles north of the GGNS and designated as AS-3 (Control). The MSDH's sampler is located behind the Radiological Health Building (RH) in Jackson, 51 miles east northeast of the GGNS.

Location Date MSDH Licensee (pCi/m3) (pC1/m3)

VB 12/28-01/03 <0.020 RH -12/28-01/03 <0.07 VB 01/03-01/10 <0.018 RH 01/03-01/10 <0.07 VB 01/10-01/17 <0.015 RH 01/10-01/17 <0.07 VB 01/17-01/24 <0.014 RH 01/17-01/24 <0.07 VB 01/24-01/31 <0.013 RH 01/24-01/31 <0.07 VB 01/31-02/07 <0.011 RH 01/31-02/07 <0.07 VB 02/07-02/14 <0.014 RH 02/07-02/14 <0.07 VB 02/14-02/21 <0.011 RH 02/14-02/21 <0.07 VB 02/21-02/28 <0.016 RH 02/21-02/28 <0.07 VB 02/28-03/07 <0.027 RH 02/28-03/07 <0.07 VB 03/07-03/14 < 0 .' 017 RH. 03/07-03/14 <0.07 VB 03/14-03/21 <0.015 RH- 03/14-03/21 <0.07 VB 03/21-03/28 <0.019 RH .03/21-03/28 <0.07 15

. - e.

1 l GRAND GULF' NUCLEAR STATION

! CLAIBORNE COUNTY, MISSISSIPPI  !

CY 1995 l l

) Radioiodine control (cont'd) 3

$ Location Date MSDH Licensee I (pCi/m2) (pC1/m3)

VB 03/28-04/04 <0.017 i RH 03/28-04/04 <0.07 VB 04/04-04/11 <0.021 RH 04/04-04/11 <0.07 i .VB 04/11-04/18 <0.019 RH 04/11-04/18 <0.07 VB 04/18-04/25 <0.049

]

! RH 04/18-04/25 <0.07

, VB 04/25-05/02 <0.017 i RH 04/25-05/02 <0.07 VB 05/02-05/09 <0.046 M i RH 05/02-05/09 <0.07 i VB 05/09-05/16 <0.012 RH 05/09-05/16 <0.07 VB 05/16-05/23 <0.042 RH 05/16-05/23 <0.07 j VB 05/23-05/30 <0.025 l RH 05/23-05/30 <0.07 VB 05/30-06/06 <0.023 RH 05/30-06/06 <0.07 VB 06/06-06/13 <0.016 RH 06/06-06/13 <0.07 VB 06/13-06/20 <0.018 06/13-06/20 <0.07 -

, RH VB 06/20-06/27 <0.011" i RH 06/20-06/27 <0.07 VB 06/27-07/05 <0.022 i RH 06/27-07/05 <0.07 VB 07/05-07/11 <0.024 RH 07/05-07/11 <0.07 l VB 07/11-07/18 <0.013

.RH 07/11-07/18 <0.07 VB' 07/18-07/25 <0.027 I RH- 07/18-07/25 <0.07 VB 07/25-08/01 <0.019 RH 07/25-08/01 <0.07 i

16 1

i

'~

_ . . ,_.-. L _..- _ , _ . . _

<e .

1 GRAND GULF NUCLEAR STATION J CLAIBORNE COUNTY, MISSISSIPPI f CY 1995 j l

Radioiodine Control (cont'd)

. Location Date MSDH Licensee (pCi/m2) (pCi/m2)-

VB 08/01-08/08 <0.010 RH '08/01-08/08 <0.07 VB 08/08-08/15 <0.029 RH 08/08-08/15 <0.07 VB 08/15-08/22 <0.026 RH 08/15-08/22 <0.07 VB. 08/22-08/29 <0.018 RH 08/22-08/29 <0.07 VB 08/29-09/06 <0.015 RH 08/29-09/06 <0.07 VB 09/06-09/12 <0.035 ,

RH 09/06-09/12 <0.07 ,

VB 09/12-09/19 <0.019 RH 09/12-09/19 <0.07 VB 09/19-09/26 <0.012 RH' 09/19-09/26 <0.07 VB 09/26-10/03 <0.049 RH 09/26-10/03 <0.07 VB 10/03-10/10 <0.020 RH 10/03-10/10 <0.07 VB 10/10-10/17 <0.027 RH 10/10-10/17 <0.07 VB 10/17-10/24 <0.017 RH 10/17-10/24 <0.07

, VB 10/24-10/31 <0.037 RH 10/24-10/31 <0.07 VB 10/31-11/07 <0.016 RH 10/31-11/07 <0.07 VB 11/07-11/14 <0.036 RH 11/07-11/14 <0.07 VB =11/14-11/21 <0.021 RH 11/14-11/21 <0.07 VB 11/21-11/28 <0.022 0

  • RH 11/21-11/28 <0.07 VB 11/28-12/05- <0.016 RH 11/28-12/05 <0.07 17

i GRAND CULF NUCLEAR STATION CLAIBOIP:r' COUNTY, MISSISSIPPI CY 1995 Radiciodine Control (cont'd)

Location Date MSDH Licensee (pCi/m3) (pC1/m2)

VB 12/05-d /12 so.015 RH 12/05-12/12 <0.07 VD 12/12-12/19 <0.017 RH 12/12-12/19 <0.07 VB 12/19-12/27 <0.012 RH 12/19-12/27 <0.07 M Inclement weather tripped at 166.5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> run time.

N No flow at collection.

O Blown fuse at 165.67 hours7.75463e-4 days <br />0.0186 hours <br />1.107804e-4 weeks <br />2.54935e-5 months <br /> run time.

18

i GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI ,

CY 1995

-Quarterly Composite (Gamma Isotopic) Control

.These results are for particulate air samples, ,

collected during a quarter, taken from control locations by the MSDH and the Licensee which were analyzed as a composite for gross gamma emitters. The Licensee's sampler is located in Vicksburg (VB) 18 miles north of the GGNS and designated as AS-3 (Control).

The MSDH's sampler is located behind the Radiological Health i Building (RH) in Jackson, 51 miles east northeast of the GGNS.

Location- Date MSDH Licensee (PCi/m)) (pci/m3)

VB 12/28-03/28 <0.01 RH 12/28-03/28 <0.01 VB 03/28-06/27 <0.01 RH 03/28-06/27 <0.01 VB 06/27-09/26 <0.01  :

RH 06/27-09/26 <0.01 i VB 09/26-12/27 <0.01

. RH 09/26-12/27 <0.01 f

b d

I 19 l

i l 1

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995

/

Gamma Isotopic Analysis I These results are for river-water samples split with'

..the ' Licensee- and ' analyzed by Gamma Isotopic . analysis. The Mississippi River Water Upstream (MRU) sample location is 2 miles-north northwest of the GGNS (Control). The Mississippi River Water Downstream (MRD) sample location is 2 miles west southwest.of the GGNS (Indicator).

Location Date MSDH Licensee (pci/1) (pCi/1)

MRU 01/03/95 <LLD <LLD MRU- P 01/03/95 <LLD MRU 01/31/95 <LLD <LLD MRU 03/07/95 <LLD <LLD MRU" 03/07/95 <LLD MRU 04/04/95 <LLD <LLD MRU 05/02/95 <LLD <LLD

.MRU 06/06/95 <LLD <LLD MRU 07/03/95 <LLD <LLD MRU 08/01/95 <LLD <LLD MRU 09/06/95 <LLD <LLD MRU' 10/03/95 <LLD <LLD MRU 11/01/95 <LLD <LLD MRU 12/05/95 <LLD <LLD MRD 01/03/95 <LLD <LLD

,MRD P 01/03/95 <LLD MRD 01/31/95 <LLD <LLD MRD 03/07/95 <LLD <LLD MRD P 03/07/95 <LLD MRD 04/04/95 <LLD <LLD MRD 05/02/95 <LLD <LLD MRD 06/06/95 <LLD <LLD MRD 07/03/95 <LLD <LLD MRD 08/01/95 <LLD <LLD MRD 09/06/95 <LLD <LLD MRD 10/03/95 <LLD <LLD MRD 11/01/95 <LLD <LLD MRD 12/05/95. <LLD <LLD P ' Duplicate sample for Licensee Quality Control program.

'20

1 l

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI

, CY 1995 ,

i Tritium These results are for river water samples split by i the MSDH and-the Licensee and analyzed for-tritium using liquid scintillation analysis. The Mississippi River Water Upstream (MRU) sample location is 2 miles north northwest of the GGNS (Control).

The Mississippi River Water Downstream (MRD) sample location is 2 miles west southwest of the GGNS (Indicator). The Licensee's LLD is computed individually for each sample and indicated by "<nnn" below.- Licensee's results are a quarterly composite of the preceding three months. The MSDH tritium analyses are performed l monthly.

i e

Location Date MSDH Licensee (pCi/1) (pCi/1)

MRU 01/03/95 <330 COMP l MRU P 01/03/95 COMP MRU 01/31/95 <330 COMP MRU 03/07/95 <330 <300 MRU P 03/07/95 <300 MRU 04/04/95 <330 COMP MRU 05/02/95 <330 COMP MRU 06/06/95 <330 '<330 ,

MRU 07/03/95 <330 COMP MRU 08/01/95 <330 COMP MRU 09/06/95 <330 <320 MRU 10/03/95 <330 COMP MRU 11/01/95 <330 COMP MRU 12/05/95 <330 <310 MRD 01/03/95 <330 COMP MRD P 01/03/95 COMP MRD 01/31/95 <330 COMP MRD 03/07/95 <330 <300 MRD" 03/07/95 COMP MRD 04/04/95 <330 COMP MRD 05/02/95 <330 COMP MRD 06/06/95 <330 <330 )

MRD 07/03/95 <330 COMP MRD 08/01/95 <330 COMP MRD 09/06/95 <330 <320 l

21

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Tritium (cont'd)

Location Date MSDH Licensee (pCi/1) (pCi/l)

MRD 10/03/95 <330 COMP MRD 11/01/95 <330 COMP MRD 12/05/95 <330 <310 l

P COMP Duplicate sample for Licensee Quality Control program.

Composite sample, results below.

)

I i

22 l

l l

~ . _ _ _ _ _ _ _ _ _ . _ _ _ - - - ._____ __ ._

.- . - _. = _ - - - _ . . _ . . . - . _ ,

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Gamma Isotopic Analysis 4

4 These results are for river sediment samples '

collected in duplicate and analyzed by Gamma Isotopic methods. The MSDH designates their control as the Mississippi River Upstream

(MRU) and their indicator as the Mississippi River Downstream '

(MRD). The Licensee's designation for control is'the Mississippi River Upstream, (SEDCONT) and indicator is Hamilton Lake (SEDHAM).

The controls are both located approximately 2 miles north northwest of GGNS. The indicators are located approximately 2 miles west southwest of the GGNS.

1 Location Date MSDH Licensee (pCi/kg) (pCi/kg)

MRU 06/06/95 <LLD 4

SEDCONT 06/06/95 <LLD SEDCONT P

06/06/95 <LLD MRD 06/06/95 <LLD*

SEDHAM 06/06/95 <LLD SEDHAM P 06/06/95 <LLD l MRU 12/01/95 <LLD SEDCONT 12/01/95 <LLD

! MRD 12/01/95 <LLD SEDHAM 12/01/95 <LLD

*The MSDH and Licensee both detected three radionuclides above

' their system LLD in barge slip sediment (06/06/95) . This sample

point is not normally reported, but included here to show the comparability of results for duplicate samples (not splits) processed by the two laboratories. Results reported in pCi/kg.

LAB Mn-54 Co-58 Co-60 Cs-137 4

MSDH 232118 <54.9 425117 139 17 Licensee 276i21 42 15 473 25 126i19 LicenseeP 271 17 36 12 487 22 122 13 P Duplicate sample for Licensee Quality Control program.

23

4 4

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Gamma Isotopic Analysis These results are for duplicate Alcorn Dairy milk ~

< samples which the MSDH and the Licensee analyzed by Gamma Isotopic methods. Alcorn Dairy is located eleven miles southwest of. the GGNS. Samples are labeled RH for Radiological Health and GG for Licensee.  ;

Sample Date MSDH Licensee (Pci/1) (pC1/1)

RH 05/18/95 <LLD GG 05/18/95 <LLD '

G G' 05/18/95 <LLD

'RH 11/15/95 <LLD GG 11/15/95 <LLD d

4 0

t P Duplicate sample for Licensee Quality Control program.

)

24

9 J

GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISSIPPI CY.1995 ,

4 Radioiodine- .

These'results are for duplicate Alcorn Dairy' milk- ,

samples which the MSDH and the Licensee analyzed for radiciodine by ,

Gamma Isotopic methods. Alcorn Dairy is located eleven miles

~

southwest of-the GGNS. Samples.are labeled RH-for Radiologica1

Health and GG'for Licensee.
l. Sample Date MSDH Licensee.

(pCi/1) (pci/1)

RH 05/18/95 -<LLD

! GG. 05/18/95 <0.9 [

GG P 05/18/95 <0.6  ;

RH- 11/15/95 <LLD i GG 11/15/95 <0.6 d

i l

l l

1 1

l l

l 1

P Duplicate sample for Licensee Quality Control program.  !

25. l l

i J

GRAND' GULF NUCLEAR FTATION

  • CLAIBORNE COUNTY, MIS 3ISSIPPI 4

CY 1995 4

j j_ Gamma Isotopic Analysis These results are for edible fish samples taken from

'.he Mississippi. River Upstream (MRU) approximately 2 miles north.

l

'torthwest of the GGNS and thel Mississippi River Downstream (MRD) spproximately 2 miles west southwest of the GGNS. Each sample was analyzed by Gamma Isotopic methods.

$ Location Date MSDH Licensee' (pCi/kg) (pCi/kg) '

MRU 05/12/95 <LLD <LLD MRD 05/12/95 <LLD <LLD 4

MRU 11/27/95 <LLD <LLD' MRU P 11/27/95 <LLD

, MRD 11/27/95 <LLD <LLD MRD P 11/27/95 <LLD .

J i

i

4

$ 1 i

i i

. i i

P Duplicate sample for Licensee Quality Control Program.

l 26 i

r m., - -- . . - . - , _ . _ _ _ _ , _ _ _ . _ _ _ _ _ _-

l GRAND GULF NUCLEAR STATION CLAIBORNE COUNTY, MISSISS!vPI CY 1995 Gamma Isotopic Analysis These results are for vegetation samples taken from Sectors J, K, and R. These samples were analyzed by Gamma Isotopic methods.

Vegetable Sector Date MSDH Licensee (pCi/kg) (pCi/kg)

Kale J 01/11/95 <LLD <LLD Kale K 01/11/95 <LLD <LLD Collards R 01/11/95 <LLD <LLD Swiss Chard J 04/13/95 <LLD <LLD Kale K 04/13/95 <LLD <LLD Swiss Chard R 04/13/95 <LLD <LLD Turnips H 07/12/95 <LLD <LLD Collards J 07/12/95 <LLD <LLD Kale K 07/12/95 <LLD <LLD Kale P K 07/12/95 <LLD Collards H 10/16/95 <LLD <LLD Collards J 10/16/95 <LLD <LLD Kale K 10/16/95 <LLD <LLD P Duplicate sample for Licensee Quality Control program.

27

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

GRAND GULF-NUCLEAR STATIO!I CLAIBORNE COUNTY, MISSISSIPPI

'CY 1995 MSDH Lower Limit of Detection.(LLD) ,

The following are contractually specified detection capabilities-for environmental sample analyses.

s Airborne

~

Particulate Fish, Meat Food t Water or Gas or Poultry' Milk Products sediment Analysis (pci/1) - (pci/m') (pci/kg, wet) (pci/1) (pci/kg, wet) (pci/kg, dry)

J gross beta- 40 1.0E 02

. 'M 2000 i 10000

Mn 15 1.0E 02 130 60 100 i

4 b "Fe 30 2.0E 02 260 80 200 "co 15 1.0E 02 130 50 100 "Co 15 1.0E 02 130 50 100 i "Zn 30 2.0E 02 260 60 200 t

"Zr 30 2.0E 02 80 200 l' "Nb 15 2.0E 02 80 200

"'I 18 7.0E 02 1 60 200

"*cs 15 5.0E 02 130 15 60 150

""Cs 18 6.0E 02 150 18 80 180

"'Ba 60 2.0E 02 60 60 200 I

"'La 15 2.0E 02 15 60 200 4

f l

1 Q LLD for drinking water.

il 4

28 i

i ._. . _ _ _ -_

- . -~ - - . - . . .-. . . . . . . . .. .- - -. -.

b ,.

e j

GRAND GULF NUCLEAR STATION

'CLAIBORNE COUNTY, MISSISSIPPI CY 1995 Licensee Lower limit of Detection (LLD)

The.following are maximum values of the Lower Limits of. Detection for environmental sample analyses from the Offsite

~

Dose Calculation Manual.

Airborne Particulate Fish, Meat Food Water or Gas or Poultry Milk Products Sediment Analysis (pci/1) (pci/m') (pci/kg, wet) (pci/1) (pci/kg, wet) (pci/kg, dry) l gross beta 4 1.0E 02

'*H 3000 20000-5 5'Mn 15 130 "Fe. 30 260

"Co 15 130 "Co 15 130 "Zn 30 2( 0 "Zr 30 "Nb 15

. ' I - 18 7.0E 02 1 60

      • Cs 15 5.0E 02 130 15 60 150 1

'"Cs 18 6.0E 02 150 18 80 180

'"Ba 60 60

'"La 15 15

?

n W

Q LLD for drinking water.

29 4

EPA Cross-Check Results--1995 ,

All values reported in pC1/1 unless otherwise indicated.

Reported Known January Strontium in Water l Strontium 89 20, 21, 21 20i8.7 Strontium 90 15, 15, 15 15!8.7 Gross Alpha / Beta in Water Alpha 12, 12, 13 5 8.7 Beta 6, 6, 7 5 8.7 February Iodine in Water Iodine 90, 90, 91 100 17.3 Uranium and Radium in Water Uranium 30.3, 30.3, 30.4 25.515.2 Radium 226 19.8, 19.8, 19.8 19.1 5.0 Radium 228 22.4, 22.4, 22.5 20.0i8.7 March Tritium in Water Tritium 7800, 7850, 7900 7435 1291 April Performance Evaluation Intercomparison Study Alpha 59.8, 59.9, 60.1 47.5120.6 Radium 226 15.5, 15.6, 15.6 14.9 3.8 Radium 228 16.7, 16.8, 16.8 15.8 6.9 Uranium 9.4, 9.4, 9.5 101 5.2 Beta 89.0, 89.0,89.1 86.6 17.3 Strontium 89 20, 20, 21 20 8.7 Strontium 90 16, 16, 16 15 8.7 Cesium 134 20, 20, 20 20 8.7 Cesium 137 12, 12, 12 11 8.7 Cobalt 60 30, 30, 30 2918.7 30 l

l 1

( -' .

f \'i l

EPA' Cross-Check lResults (cont'd)

Reported- Known 4

June

! -Radionuclides in--Water

{ Cobalt'60 40, 40, 40 40 8.7 1 Zinc ~65- 75,_75, 76 -76 22.6 Barium 133 74,-75,.75 79 17.3 3

' Cesium 134 44, 45, 45 50 8.7 Cesium 137 34, 34, 34 35i8.7 Uranium and Radium in Water i- Uranium 19.0,-19.1, _19.1 15.215.2 Radium 226 14.6, 14.6, 14.6 14.8 3.8 Radium 228 17.7, 17.7, 17.7 15.0 6.6 s

{ July-Strontium in Water Strontium 89 20, 20, 21~ 20i8.7

Strontium 90 9, 10, 10 8 8.7 Gross Alpha / Beta in Water

' 27.5il2 Alpha 20.1, 20.2, 20.3 j' Beta 16.1, 16.2, 16.3 19.4 8.7

{ August Tritium in ',. ster Tritium. 4891, 4894, 4918 4872 845 Air Filter Alpha 32, 32, 32. 25 15.6*

Beta 129, 130, 130 86.6 17.3* '

Strontium 90 27, 27, 28 30 8.7*

Cesium 137 30, 30, 30. 25 8.7*

September

, Uranium and Radium in Water Uranium 34.6, 34.6, 34.7 30.5!5.2 Radium 226 24.3, 24.3, 24.4 24.8 6.4 Radium 228 20.7, 20.7, 20.8 20.0i8.7 31 n

i

e EPA ( coss-Check - Results (cont'd)'

Reported Known-

' Radionuclides in Milk Strontium 89 21, 21, 22 20 8.7 Strontium 90 15, 16, 16 15i 8.7 Iodine 131 100, 100, 101 99 20.8 Potassium 1656, 1656, 1656 1654 83**-

Cesium 137 49, 50, 50 50 8.7 October Iodine in Water Iodine 155, 155, 155 148 26 Performance Evaluation Intercomparison Study Alpha 133, 133, 133 99.4!38.2 Radium 226 24.7, 24.7, 24.7 24.81 3.7-Radium 228 22.8, 22.8, 22.9 20.71 5.2 Uranium 24.9, 24.9, 24.9 27 5.2 Beta 110.9, 111, 111 141.8 36.4 Strontium 89 22, 22, 23 201 8.7 Strontium 90 10, 11, 11 10 8.7 Cobalt 60 46, 47, 48 49i 8.7 Cesium 134 35, 35, 35 40 8.7 Cesium 137 29, 30, 30 301 8.7 Gross Alpha / Beta in Water Alpha 46.8, 46.9, 47.0 51.2 22.2 Beta 25.3, 25.4, 25.4 24.81 8.7 November Radionuclides in Water Cobalt 60 57, 58, 58 601 8.7 Zinc 65 121, 122, 122 125 22.6 Barium 133 91, 92, 92 99117.3 Cesium 134 35, 36, 36 40 8.7 Cesium 137 50, 50, 50 49 8.7

  • Values are reported as pCi/ filter.
    • Values are reported as mg/ liter.

S 32 l

1