ML20028C403

Provides Status of Licensee Responses to IE Bulletin 78-03, Potential Explosive Gas Mixture Accumulations Associated W/Bwr Offgas Sys Operations, Per

ML20028C403
Person / Time
Site:	Millstone, Peach Bottom, Nine Mile Point, Oyster Creek, Pilgrim, Vermont Yankee, FitzPatrick, 05000000
Issue date:	09/07/1978
From:	Brunner E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To:	Woodruff R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML20027A594	List: 05000000/LER-1977-040, Forwards LER 77-040/01T 05000000/LER-1977-040-01, /01T:on 771213,two Hydrogen Detonations Occurred in Offgas Sys & Stack Base,Resulting in Momentary Radioactive Release & Injury to One Employee.Initial Detonation Caused by Arc Strike on Instrument Tubing 05000000/LER-1977-043, Forwards LER 77-043/03L-0.Detailed Event Analysis Encl 05000000/LER-1977-043-03, /03L-0:on 771219,stack Gas Monitor Sample Probes & Mounting Beam Discovered Damaged.Caused by 771213 Stack Base Hydrogen Detonation.Monitor Probes & Support Beam Replaced & Sys Operation Restored on 771223 IR 05000245/1977033 ML20027A593 ML20027A595 ML20027A612 ML20028C393 ML20028C398 ML20028C399 ML20028C403 ML20028C405 ML20028C407 ML20028C408 ML20028C410 ML20028C411 ML20028C412 ML20028C413 ML20028C414 ML20028C415 ML20028C419 ML20028C420 ML20028C422 ML20028C423 ML20028C424 ML20028C425 ML20028C426 ML20028C427 ML20028C428 ML20028C430 ML20028C431 ML20028C432 ML20028C433 ML20028C434 ML20028C435 ML20028C436 ML20028C437 ML20028C440 ML20028C441 ML20028C442 ML20028C443 ML20028C446 ML20028C448 ML20028C449 ML20028C450 ML20028C451 ML20028C452 ML20028C453 ML20028C454 ... further results
References
FOIA-82-545 IEB-78-03, IEB-78-3, NUDOCS 8301100057
Download: ML20028C403 (1)

Text

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t UNITED STATES

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ximo or apussia, ecNusvt. vama t*40s s,, ~s SEP 7 1978 MEMORANDUM FOR:

R. W. Woodruff, Acting AD/TP, IE:HQ FROM:

E. J. Brunner, Chief, RO&NS Branch, RI

SUBJECT:

IEB 78-03 RESPONSES The below information responds to your August 25, 1978 letter on the above subject.

Facility Status Oyster Creek Open: Bulletin response satisfactory. Licensee (DN 50-219) has not yet completed the flow tests comitted to in his bulletin response. This area will be inspected during the week of 8/28/78.

Closure will probably not be accomplished before the September-November 1978 refueling outage.

Nine Mile Point Unit i Open. Bulletin response satisfactory. Site (DN50-220) inspection scheduled during September 1978.

Millstone Unit 1 Closed out.

Inspection Reports 77-33 and 78-29 (DN 50-245) refer.

Vermont Yankee Open. Bulletin response satisfactory. Site (DN 50-271) inspection scheduled during September 1978.

Peach Bottom Units Open. Bulletii1 response satisfactory.

Site 2 and 3 inspection scheduled for week of 8/28/78.

(DNs 50-277, 278)

Pilgrim Unit 1 Open. Bulletin response satisfactory. Site (DN 50-293) inspection scheduled during September 1978.

James A. FitzPatrick Open. Bulletin response satisfactory. Site (ON 50-333) inspection scheduled during September 1978.

This confirms telephone data' provided on ugust 28,1978.

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E. Ji Brunner, Chief R, &NS Branch, RI

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8301100057'821207 PDR FOIA HIATT82-545 PDR I

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