ML20002D079

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Forwards List of TLD Station Locations Near Facility & Proposed Route for Exchanging TLDs for NRC Direct Radiation Monitoring Network.W/O Encls
ML20002D079
Person / Time
Site: Hatch  Southern Nuclear icon.png
Issue date: 12/30/1980
From: Stohr J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To: John Miller
GEORGIA POWER CO.
References
NUDOCS 8101190351
Download: ML20002D079 (2)


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Georgia Power Company ATTN:

J. H. Miller, Jr.

Executive Vice Presiden' 270 Peachtree Street Atlanta, GA 30303

Dear Mr. Miller:

We appreciate the cooperation and assistance provided by Dorsey Smith of the Georgia Power Company in establishing the NRC Direct Radiation Monitoring Network (TLD program) in the environs of the Hatch Nuclear Plant. This program will provide independent measurements of radiation levels in the vicinity of the plant site and will aid in assuring the validity of measurements made by GPC.

Descriptions of the 40 TLD stations which were placed around the site during the week of April 7, 1980, are contained in the enclosures.

(Enclosures included only with the copies of this letter sent to M. Manry, Dorsey Smith and the NRC Resident Inspector.) The enclosures, including descriptions of the locations of the TLD stations, were not sent to other addrecses lacking a "need to know" in order to minimize the probability of tampering and/or vandalism. It is requested that holders of these enclosures limit their distribution for the same reason. is a listing of TLD station locations by direction and distance from the plant. Also included, is the NRC designation and siting criteria satisfied by the placement of each station. In general, the siting criteria provide for an inner ring (I) and an outer ring (0) of TLD stations at one to two and three to five miles from the site, respectively.

One inner ring and one outer ring station is in each of the 16 sectors where practical.

Provision is also made for locations of high public interest (HPI), population centers of 25,000 or l

more (P), p<pulated areas of less than 25,000 (PA), sites ce-located with GPC (C) and the nearest resident (NR).

Upwind controls are ordinarily situated approximately 15 to 20 miles from the site in the lesst frequent wind direction. is a proposed route for exchanging the TLDs and consists of detailed descriptions and diagrams meant to allow persons unfamiliar with the Hatch vicinity to locate the TLD stations in a step by step manner.

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Georgia Power Company DEC3019EJ I hope you find this information useful. Please direct any questions regarding the NRC TLD program to D. M. Montgomery of my staff at 404/221-5572.

Sincerely,

/ Dhi ip S

'hr, Chief uel Facility and Materials Safety Branch

Enclosures:

1.

Listing of TLD Stations 2.

Proposed Route for Exchanging TLDs cc e/encls. 1&2:

M. Manry, Plant Manager Dorsey Smith cc w/o encls:

C. E. Belflower, Site QA Supervisor W. A. Widner, Vice President and General Manager-Nuclear Generation l

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