ML20236U935
| ML20236U935 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 11/05/1975 |
| From: | Jennifer Davis, Galen Smith, Thornburg H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| To: | |
| References | |
| PN-75-119, NUDOCS 9807310185 | |
| Download: ML20236U935 (1) | |
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r PREL'IMINARY NOTIFICATION - NOT FOR PUBLIC DISCLOSURE November 5, 1975 PRELDfINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE --PN-75-119 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information
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presented is as initially received without verification or evaluation and is basically al.t that is known by OIE staff as of 3:30 p.m. on date of this notification.
IT SHOULD BE SPECIFICALLY NOTED THAT THIS NOTIFICATION MAY CONTAIN INFORMATION THAT LATER MAY BE DETERMINED TO BE INACCURATE OR INCONSISTENT. AN OFFICE OF INSPECTION AND ENFORCEMENT NOTIFICAITON OF AN INCIDENT OR OCCURRENCE (BLUE SHEET) SUBSEQUENTLY WILL BE ISSUED IF WARRANTED.
Dicensee: Nebraska Public Power District, Cooper Nuclear Station Brownville, Nebraska
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Subject:
Hydrogen Explosion - Off-Gas System Sump At 9:40 a.m.,
November 5, 1975, an explosion occurred while maintenance
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vas being performed on the Off-Gas System Sump under the elevated release point (stack) to the Off-Gas System. The sump is the collection point for stack condensate. The cover was removed from the sump by maintenance personnel, the explosion occurring when the portable air sampler was started by the accompanying health physics personnel.
One of the maintenance personnel was injured at the shoulder and neck.
W All personnel participating in the maintenance and health physics monitoring were hospitalized for examination at' the Auburn Hospital. Auburn Hospital initiated their Disaster Plan. The injured maintenance worker is being transferred to the University of Nebraska Hospital for further treatment due to the nature of the injury. The injury was identified as burns from the explosion. It was indicated that the other personnel were to be released from the Auburn Hospital.
The extent of contamination has not been determined; however, the initial report indicates contamination did not exceed three hundred counts per g
minute.
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Nebraska Public Power District plans a press release. High public interest is expected.
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O An inspector is being sent to the site.
IE:IV received notification of this occurrence by telephone at 12:18 p.m.,
g from L. C. Lessor, Superintendent, Coopen Nuclear Station, on November 5, 1975.
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Contact:
c1:HSmith, IE' x7261, HDThornburg, IE x7353, JGDavis, IE x7541 -
Distribution:
j Chairman Anders Commissioner Mason S. J. Chilk, SECY n
CD &
. Commissioner Gilinsky Commissioner Rowden G. F. Murphy, JCAE 8M Commissioner Kennedy C. C. Kammerer, CA
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L. V. Gossick, EDO D. F. Knuth, IE J. A. Harris, PA cnoz B, C, Rusche, NRR J. La Fleur, ISP T. J. McTiernan, AIA M D-K, R, Chapman, NMSS H. K. Shapar, ELD k ; H St / h ; MNBB L/h ;
Luge ab Transmitted: P Bldg I./
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PRELIMINARY NOTIFICATION - NOT FOR PUBLIC DISCLOSURE
- 2 v U., A