05000336/LER-1998-020, Forwards LER 98-020-00 Re SI Recirculation Header Piping Components Not Fully Satisfying ISI Requirements IAW ASME Code Section XI Criterion.Commitments Made within Ltr Also Encl

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Forwards LER 98-020-00 Re SI Recirculation Header Piping Components Not Fully Satisfying ISI Requirements IAW ASME Code Section XI Criterion.Commitments Made within Ltr Also Encl
ML20154Q788
Person / Time
Site: Millstone Dominion icon.png
Issue date: 10/16/1998
From: Price J, Swientoniewski
NORTHEAST NUCLEAR ENERGY CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20154Q791 List:
References
B17477, NUDOCS 9810260077
Download: ML20154Q788 (5)


LER-2098-020, Forwards LER 98-020-00 Re SI Recirculation Header Piping Components Not Fully Satisfying ISI Requirements IAW ASME Code Section XI Criterion.Commitments Made within Ltr Also Encl
Event date:
Report date:
3362098020R00 - NRC Website

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$ R pe Ferry Rd. (Route 156), Ttterford, CT 06385 h) Nuclear Northe:stEntrgy wa.cooe Nuci..r e.. r statioo Northeast Nuclear Energy Company P.O. Box 128

, , Waterford, CT 06385 0128 (860) 447 1791 i Fax (860) 444-4277 l

Re Northeast Utilities System OCT I 61998 Docket No. 50-336 B17477 Re: 10 CFR 50.73(a)(2)(i)(B)

U.S. Nuclear Regulatory Commission Document Control Desk I Washington, DC 20555 l Millstone Nuclear Power Station Unit No. 2 '

Licensee Event Report 98-020-00 Safety injection Recirculation Header Piping Components Do Not Fully Satisfy inservice Inspection Requirements in Accordance with ASMF Code Section XI Criterion This letter forwards Licensee Event Report (LER) 98-020-00, documenting a condition that was determined reportable at Millstone Nuclear Power Station, Unit No. 2, on September 29, 1998. This LER is being submitted pursuant to 10 CFR 50.73(a)(2)(i)(B).

The Northeast Nuclear Energy Company (NNECO) commitments made within this letter are included in Attachment 1.

Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY FOR: J. A. Price Director - Millstone Unit No. 2 BY: YtO

l John T. Swientoniewski 9010260077 981016' Assistant Unit Director DR M I stone Unit No.2 '

ADOCK0500h cc: see page 2 S991 L

1 US3422 5 RD.12 95

U.S. Nucl: r R:gulatory Commission )

B17477\Page 2 l

l A'ttachments: 1. List of Regulatory Commitments

2. LER 98-020-00 1

cc: H. J. Miller, Region l Administrator D. G. Mcdonald, Jr., NRC Senior Project Manager, Millstone Unit No. 2 D. P. Beaulieu, Senior Resident inspector, Millstone IJnit No. 2

, E. V. Imbro, Director, Millstone ICAVP inspections l S. Dembek, NRC Project Manager, Millstone Unit No.1 J

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Docket No. 50-336 B17477 i

Attachment 1 i l Millstone Nuclear Power Station, Unit No. 2 Commitments 1

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. October 1998 i

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U.S. Nucl:ar Regulatory Commission B17477\ Attachment 1\Page 1 Attachment 1 l Regulatory Commitment Enclosure List of Regulatory Commitments l l

The following table identifies those actions Ammitted to by NNECO in this document.

REGULATORY COMMITMENT COMMITTED 9 ATE OR OUTAGE I B17477.01: The Emergency Core Cooling Prior to entering Mode 4 i System / Safety injection (SI) leakage testing from current outage procedure will be revised to include the Si recirculation header piping.

B17477.02: The revised Emergency Core Prior to entering Mode 4

. Cooling System / Safety injection leakage testing from current outage procedure will be performed.

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1 Docket No. 50-336 B17477 i

Attachment 2 Millstone Nuclear Power Station, Unit No. 2 LER 98 020-00 1

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1 October 1998

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