ML071990133

Smud - Analytical Results for Three Soil Samples Associated with the Rancho Seco Nuclear Generating Station, Herald, California (Inspection Report #005000312-07-003) (Rfta No.06-003) Dated 07/12/2007

ML071990133
Person / Time
Site:	Rancho Seco
Issue date:	07/12/2007
From:	Condra D Oak Ridge Institute for Science & Education
To:	Garcia E NRC/RGN-IV/DNMS/FCDB
References
IR-07-003, RFTA 06-003
Download: ML071990133 (2)

Text

E FOR SCIENCE AND EDUCATION Tulp 13, 31)@7 hlr. Eiiuho Garcia US.Nucleai Rcg~i1atoi-jConmussion R-IV/DNAIS/FCDB/N Suite 400 6 1 1 Ryan Plaza Diir-e x ~ L -rx ~ 7601

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SUBJECT:

ANAL SOIL §A ASSOCIATE WITH R GENE G STATION, HERALD, CALIFORNIA (INSPECTION R E P O R T #005000312/2007003)

[RFTA NO. 06-0031

Dear hIr. Garcia:

The 0x1; Edge Institcite for Scieiice aiid Educauoii (OIIISE) received three sod samples associated with tlie Raiicho Seco N~iclearGeiieratiiig Station iii I-lerald, Cdiforiia oii Julie 3,3007. A t your request, tlie soil samples mere aiialyzed by gaiiuiia spectroscopy (GS) for cobalt-6O (Co-6Oj, cesium-137 (Cs- l37), aiicl Xmericiuiii-341 (;iiii-34 1). The soil sample identihcatioiis are listed in Table 1 aiid the GS data are presented in Table 3. The pertiiieiit procedure references are provided iii the tables.

ORISE's Q u a l i ~Coiitrol (QC) requireiiieiits were met Cor these aiialyses. The QC files are a~ailablefor your review upoii request.

My coiitact iiiformation is listed below. 1-ou iiiay also coiitact Wade Ivey a t 365,576.9184 with any cpescioiis or coiimieiits.

Sincerely, Dale Coiidra, Maiiager Laboratoiy Ellclosures C T. Cartcr, NRC/FShIE/D\YT\lEP 77 IS E. Xbclclulst, OlIISE E. IGiox-Da~i~i, NlIC/FShIE/'T\Y'FN SA23 S.Roberts, ORISE Fde 1695 Distribution approval aiid concurrence: Initials Tecliilical Llaiiagemeiit Team h h i b e r UkiA2 > >

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TABLE 1 SAMPLE IDENT IF1CATIONS AND COLLECTION DATA RANCHO SECO NUCLEAR GENERATING STATION HERALD, CALIFORNIA ORISE Sample ID 1 NRCRegionIV Sample ID Collection Date 1 Collection Time PDT 1695S0008 NRC-1 6/27/2007 1222 1695S0009 NRC-2 6/27/2007 13:30 1695S0010 F8991091SOOS2SS 6/26/2007 6:56 TABLE 2 CONCENTRATIONS OF SELECTED GAMMA EMITTING RADIONUCLIDES I N SOIL SAMPLES BY GAMMA SPECTROSCOPY, CP1, REVISION 15 RANCHO SECO NUCLEAR GENERATING STATION HERALD, CALIFORNIA ORISE NRC Region IV Radionuclide Concentrations (pCi/L)

Sample ID Sample ID CO-GO CS-137 Am-241 1695S0008 NRC-1 0.00a k 0.OP , 0.03~ 0.02 rt 0.02 , 0.02 0.02 f 0.03 , 0.04 1695S0009 NRC-2 0.57 k 0.08 , 0.05 41.8 k 1.4 , 0.07 0.00 f 0.09 , 0.13 1695S0010 F8991091SOOS2SS 2.61 k 0.12 , 0.04 18.05 k 0.60 , 0.05 0.07 f 0.06 , 0.06

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Rancho Seco Nuclear Generating Station