ML19305D838

Revised LER 80-009/04T-1:on 800310,util Received Analysis Rept from Yankee Atomic Electric Lab Indicating Reportable Cr-51 Concentrations Were Found in Mussel Samples from Discharge Canal.Cause Not Stated

ML19305D838
Person / Time
Site:	Pilgrim
Issue date:	03/18/1980
From:	Mcloughlin M BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19305D831	List: ML19305D830 ML19305D838
References
LER-80-009-04T, LER-80-9-4T, NUDOCS 8004150588
Download: ML19305D838 (1)

Text

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LICENSEE EVENT REPORT O. -

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7 8 60 61 EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h l o l 21 l On March 10, 1980, Boston Edison received an analyses report from the Yankee Atomic ] l

,o,3,  ; Electric Laboratory which indicated that reportable concentrations of Cr-51 (339

• l i o ,,i l 14 pCi/kg) and Co-60 (167 i 25 pCi/kg) existed in a mussel sample taken from the l lo tol 1 Pilgrim Station Discharge Canal on January 10, 1980. l t

Io is I l These concentrations are in excess of 10 times the Lower Limit of Detection at l lol7l l the Control Station in Marshfield (LLD for Cr-51 was 31.pci/kg and for Co-60 was l l o ,a i ; 4.7 pCi/kg) . I c

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CAUSE DESCRIPTION ANo CCARECTIVE ACTIONS h l i ) o l l The maximum dose to an individual consuming seafood with these concentrations for a l l i l ,1 I full year would be only 4.4 x 10-3 mrem to the total body (child) and 3.5 x 10-2 mremI

,, i7, j to the ursst restrictive organ (adult G1-LL1) . Therefore, it is concluded that there l li,3l l is no risk to the health and safety of the public. l t i I 4 I l_ l 7 8 9 So SA  % POWER OTHER STATUS 15 0 RY OISCOVERY OESCRIPTION I1 151 d @ l0l0l0l@l N.A. l lDl@l Notification by Environmental Lab. l ACTIVITY CO$ TENT '

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l1 16 I U @D OF RELEASE AMOUNT N.A.

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PERSONNEL EXPOS ES l NUV8ER TYPE CESCRIPTION li l 7' l*l0 l0 l 0l@lZ l@l" N.A. l l PERSONNE L iN;u' RIES "

NuuSER DESCRIPTION l1 la8 l9 l0 l0 l0 l@l12 N.A. l 7 11 80 LOSS OF OR DAMAGE To FACILITY Q TYPE DESCRIPTION v li l 91 lZ l@l10 N.A. l l 7 d 9 80 l ISSUE e Q lN f@DE lCRIPTION N.A. l ll llllllll l1lj 7 8 9 10 68 69 80 3

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NAME OF PREPARER PHONE:

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