ML070940069

Orise Letter Dated 03/23/2007 Regarding Analytical Results for Biological, Concrete, and Soil Samples Associated with the San Onofre Nuclear Generating Station, San Clemente, California (IR 050-00206/07-007) (Rfta No.06-001)

ML070940069
Person / Time
Site:	Browns Ferry
Issue date:	03/23/2007
From:	Condra D Oak Ridge Institute for Science & Education
To:	Robert Evans NRC/RGN-IV/DNMS/NMLB
References
IR-07-007
Download: ML070940069 (4)

Text

hlarch 73. 1007

SUBJECT:

ANALYTICAL RESULTS F O R BIOLOGICAL, C O N C R E T E , A N D S O I L SAMPLES ASSOCIATED WITI-I THE SAN O N O F R E N U C L E A R G E N E R A T I N G STATION, SAN C L E M E N T E , CALIFORNIA

( I N S P E C T I O N R E P O R T #050-00206/07-007) [RFTA NO. 06-0011

Dear hlr. Evans:

T h c O a k l 2 i c l g Iiistitute lor Science and Education (OlIISE) i:ccei~-eclt\vo biological, m e coiicr sir soil samples associated \\.it11 the San Onolrc N~iclc;irGcri Ling Statio11 in S m Clemente, Caliioriiia 011 FcbrL1:lry 3, 2007. X t J'OL11 reqLlest, thc s;xmplcs \T;ere allal d b y gamm:1 sp'ct'osccopy (GS)a n d f o l -

tritium. 7'hc sample identificatioiis are listed in Table 1. The GS and tritium data arc presciitcd in l'ablcs 2 : i d 3, reslxcti\dy. The pertiiiciit proccdLire rciercnces arc pmvided in the tables.

hIy coiitact inforimtion is lisccd below. 1 - omxy ~ also coiitnct \Yadc T w y n t S65.576.9IS-C with :xny questions or collltncnts.

S1nccrely.

Dale Conclr:~,hIaiiagcr 1,abor:r tory

TABLE 1 SAMPLE IDENTIFICATIONS AND COLLECTION DATA SAN ONOFRE NUCLEAR GENERATING STATION SAN CLEMENTE, CALIFORNIA ORISE Collection Sample ID Sample ID Time 1735M0001" I DIS-CC-6 I 2/1/2007 7:OO AM 1735M0002' I DIS-Bio-5 I 2/1/2007 7:OO AM 1735M0003b DIS-Bio-1 2/1/2007 7:OO AM 1735S0001' DIS-CL- 8 2/1/2007 7:OO AM 1735S0002 I DIS-CL-13 I 2/1/2007 7:OO AM 1735S0003 I DIS-CL-18 I 2/1/2007 7:OO AM 1735S0004 INT-CL-9 2/1/2007 7:OO AM 1735S0005 INT-CL-13 2/1/2007 7:OO AM 1735S0006 INT-CL- 18 2/1/2007 7:OO AM

'Sample ?dOOOl is concrctc.

'Sample MOOW is mussels and sample 1~10003 is lobster.

'Samplcs SO001 through SO006 arc soils.

San Onofre Nuclear Generating Station projects/l 735/Tables/2007-03-23 Data Tables

TABLE 2 Radionuclide Concentrations, TPUs, and MDC~"

ORISE NRC Region IV (pCi/g for soil and concrete or pCi/g wet Sample ID Sample ID weight for biological samples)

CO-GO cs-137 1735M000 1 DIS-CC-6 0.05 -t 0.03b , 0.04 0.07 -t 0.04 , 0.03 1735M0002 DIS-Bio-5 0.05 k 0.03 , 0.05 0.00' rf: 0.03 , 0.04 1735M0003 DIS-Bio-1 -0.04 k 0.12 , 0.05 0.03 k 0.08 , 0.04 1735S0001 DIS-CL-8 4.20 k 0.22 , 0.08 5.03 k 0.24 , 0.07 1735S0002 DIS-CL-13 15.97 I!C 0.54 , 0.11 11.68 k 0.43 , 0.09 1735S0003 DIS-CL-18 16.22 k 0.57 , 0.14 13.14 rf: 0.49 , 0.11 1735S0004 INT-CL-9 0.02 k 0.03 , 0.05 0.16 f 0.04 , 0.03 1735S0005 INT-CL-13 0.04 i: 0.04 , 0.07 0.14 -t 0.05 , 0.05 1735S0006 INT-CL-1 S 0.02 k 0.05 , 0.08 0.18 rf: 0.05 , 0.05 Sail Onofre Nuclear Generating Station Data Tables projects/1735/Tables/2007-03-23

TABLE 3 CONCENTRATIONS OF TRITIUM I N CONCRETE, BIOLOGICAL, AND SOIL SAMPLES BY LIQUID SCINTILLATION ANALYSIS A P G , REVISION 15; CP4, REVISION 3 SAN ONOFRE NUCLEAR GENERATING STATION SAN CLEMENTE, CALIFORNIA 1735M0001 DIS-CC-6 -1.5 k 2.7b , 4.7 1735M0002 DIS-Bio-5 2 k 19 , 32 1735M0003 DIS-Bio-1 -17 k 13 23 1735S0001 DIS-CL-8 0.1 L- 2.8 , 4.8 1735S0002 DIS-CL-13 0.4 k 2.9 , 5.0 1735S0003 DIS-CL-18 -1.0 k 3.1 , 5.4 1735S0004 INT-CL-9 -1.5 L- 2.8 , 4.8 1735S0005 INT-CL-13 -0.2 L- 2.7 , 4.7 1735S0006 INT-CL-18 0.2 2.8 4.9 San Oiiofre Nuclear Generating Station projects/l 735iTables/2007-03-23 Data Tables