05000029/LER-1977-021, Forwards LER 77-021/03L-0

Forwards LER 77-021/03L-0

ML19345A554
Person / Time
Site:	Yankee Rowe
Issue date:	05/20/1977
From:	Autio H YANKEE ATOMIC ELECTRIC CO.
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19345A555	List: 05000029/LER-1977-021, Forwards LER 77-021/03L-0 05000029/LER-1977-021-03, /03L-0:on 770420,air Mass Calculation Performed on 770419 Indicated That Significant Leak in Primary Containment Might Exist.Data Point Indicated That VC Air Pressure Had Fallen.No Leak Found,Reactor Cooled Down
References
NUDOCS 8011240187
Download: ML19345A554 (1)

LER-1977-021, Forwards LER 77-021/03L-0

Event date:
Report date:
0291977021R00 - NRC Website

text

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YANKEE AT0ldIC ELECTRIC COldPANY

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a0 Rowe, Massachusetts 01367

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May 20, 1977 l% MAY23pg p l E." %**c Mr. J. P. O'Reilly, Director

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U.S. Nur-laar Regulatory Comission g'

Office of Mspection and Enforcement

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Region 1 m

631 Park Avenue King of Pmssia, Pennsylvania 19406 90dN Subject: Reportable Occurrence 50-29/77-21/03L

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f Excessive Vapor Container Air Leakage _

Dear Mr. O'Reilly:

In accordance with Technical Specifications, Section 6.9.4.b, the attached Licensee Event Report is hereby submitted.

Very truly yours, h

Herbert A. Autio Plant Str,ierintendent P3M/nid

Enclosure:

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[30] Director, Offi-of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, D.C.

20555 [3]

Director, Office of Management Infomation 6 Program Control U. S. Nuclear Regulatory Comission Washington, D.C.

20555 8011240(??

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