ML19340A415

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Ro:On 770719,unmonitored Radioactive Release of 0.739 Ci Noble Gas Occurred at Rate of 559.5 Uci/Second for 22 Minutes.Reactor Bldg Pugge Discontinued Upon Discovery of Inoperative Radiation Monitor RMA1.Detailed Rept to Follow
ML19340A415
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 07/20/1977
From: Beatty G
FLORIDA POWER CORP.
To:
References
NUDOCS 8003260731
Download: ML19340A415 (2)


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AAA151(1242)(2-031369E201)PD 07/20/77 1242

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l ICS IPMMTZZ csp DUPUCATE OF TELEPHONE TELEGRAM' 9047956486 TDMT CRYSTAL RIVER FL 122 07-20 1242P EST

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l PMS NORMAN C MOSELEY DIRECTOR COPY MESSAGE, FONE USNRC REGION 2 0FFICE OF INSPECTION AND ENFORCEMENT 230 PEACHTREE 3

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ST NORTHWEST SUITE 818 j [yp3,7 2%

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f ATLANTA GA 30303 g

REFERENCE DOCKET #50-302 LICENSE DPR-72 AC D W-

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l PURSUANT TO ENVIRONMENTAL TECHNICAL SPECIFICATIONS 2.4.2.G AND K,

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j 5.6.2. A AND STANDARD TECHN' CAL SFECIFICATION 3.3.2.1 TABLE 3.5-3,

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THIS WILL CONFIRM A REPORT TO MR HUGH VANCE OF YOUR OFFICE, AT 1045 ON 20 JULY 1977 THAT AT 1233 ON 19 JULY 1977 IT WAS DISCOVERED THAT J

i A 22 MINU,TE UNMONITORED RADIO ACTIVE RELEASE OF.739 CURIES NOBLE GAS WAS RELEASED TO THE ATMOSPHERE AT THE RATE OF 559.5 MICR0 CURIES jl i

PER SECOND. REACTOR BUILING PURGE IN PROGRESS WITH RADIATION MONITOR l

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8003260 73/

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RMAI INOPERATIJE. IMMEDIATELY UPON DISCOVERY THE PURGE WAS

)j DISCONTINUED. THE HEALTH AND SAFETY OF PLANT AND PUBLIC WERE NOT i

AFFECTED DUE TO ATMOSPHERIC DILUTION. A DETAILED REPORT WILL FM. LOW 3l WITHIN 15 DAYS 1

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G P BEATTY JR NUCLEAR PLANT MANAGER

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