ML19253B048

Forwards Revised Table A,Page 4-4 of PGE-1006-78, Operational Environ Radiological Program. Revision Corrected Ambient Gamma Radiation Levels for Fourth Quarter 1978

ML19253B048
Person / Time
Site:	Trojan File:Portland General Electric icon.png
Issue date:	09/06/1979
From:	Sullivan R PORTLAND GENERAL ELECTRIC CO.
To:	Parrish K Office of Nuclear Reactor Regulation
References
NUDOCS 7909140417
Download: ML19253B048 (1)

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.-:G September 6, 1979 Katherine Pasrish Operating Reactors Branch No. 1 Division of Operating Reactors U. S. Nuclear Regulatory Commission Washington, D. C.

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Subject:

Trojan Nuclear Plant PCE-1006-78, Table A, page 4-4 Attached is a copy of Table A, Section 4, page 4-4 showing the correct ambient ga=ma radiation levels for the fourth quarter, 1978.

During a systematic review of the Environmental Radiation Monitoring Program, a calculational error was found in the data analysis.

Note that the ambient gamma radiation levels for the fourth quarter, 1978, are within the background levels of 0.1 to 0.3 mR/ day.

We apologize for any inconvenience this error may have caused. Please insert this Table A with the correct values for the fourth quarter,1978, in your copy of PGE-1006-78.

OlRicnar-D u 11 van 'W f)

Administrative Engineer, Administrative Branch Generation Construction Department ACKNOWLEDGEMENT Trojan Nuclear Plant PGE-1006-78 I hereby acknowledge receipt of page 4-4, Table A of PCE-1006-78,

" Operational Environmental Radiological Surveillance Program."

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Signature of Copy Holder Date

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Richard L. Sullivan Portland General Electric Company 4

121 S. W. Salmon Street 7

Portland, OR 97204 g

RLS/AkoSB18 79001409'/7'

TABLE A AMBIENT CA. !A RADIATION LEVELS T

mR/ day (mean daily exposure) l=;

2nd 3rd 4th Site Ouarter Quarter Quarter Quarter

• Annual Monthly 1A 0.11 0.10 0.11 0.12 13 0.11 0.11 0.08 0.15 0.11 1C 0.13 0.12 0.23 lE 0.09 0.09 0.09 0.16 0.11 1F 0.12 0.13 0.11 0.16 0.12 0.13 lH 0.12 0.15 0.11 0.19 0.13 II 0.12 0.10 0.11 0.16 0.13 lJ 0.09 0.10 0.09 0.15 0.11 2

0.14 0.14 0.15 0.22 0.15 3

0.13 0.14 0.12 0.20 0.10 4C 0.12 0.13 0.10 0.16 0.14 5

0.15 0.16 0.14 0.25 0.12 6B 0.13 0.13 0.11 0.17 0.13 7

0.14 0.15 0.12 0.21 0.13 8

0.14 0.14 0.12 0.21 0.14 9B 0.15 0.14 0.12 0.22 0.14 10 0.15 0.15 0.11 0.19 0.12 0.13 11A 0.13 0.12 0.15 113 0.13 0.12 0.13 0.17 0.13 12 0.12 0.11 0.11 0.16 0.14 13 0.15 0.15 0.15 0.18 0.15 14 0.14 0.14 0.11 0.14 0.14 0.13

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