ML20212G797

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Provides Required 30-day Response to GL 97-04, Assurance of Sufficient Net Positive Suction Head for ECC & Containment Heat Removal Pumps. Commitment Made by Util,Encl
ML20212G797
Person / Time
Site: Cooper 
Issue date: 11/04/1997
From: Horn G
NEBRASKA PUBLIC POWER DISTRICT
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GL-97-04, GL-97-4, NLS970192, NUDOCS 9711070097
Download: ML20212G797 (4)


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i NLS970192 November 4,1997 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555-0001 Gentlemen:

Subject:

Response to NRC Generic Letter 97 04 Cooper Nuclear Station, NRC Docket 50-298, DPR-46

Reference:

1. NRC Generic Letter 97-04 dated October 7,1997," Assurance of Sullicient Net Positive Suction IIcad for Emergency Core Cooling and Containment lleat Removal Pumps" On October 7,1997, the Nuclear Regulatory Commission issued Generic Letter (GL) 97 04 (Reference 1) regarding an issue which may have generic implications for Emergency Core Cooling System pumps. The GL reqeired, within 30 days, a written response indicating: (a) whether or not the requested information will be submitted, and (b) whether or not the requested information will be submitted within the requested time period. Ily this letter, the Nebraska Public Power District (District) is providing the required 30-day response.

The District is participating in a newly-established IlWR Owners' Group (11WROG) elTort which has the objectives of reviewing current ilWR industry net positive suction head (NPSil) calculational methodology and recommending a consistent approach for utility 90-day response to the GL. It is expected that the information in the 90-day response will provide assurance to the Staff that NPSil issues are being adequately addressed. The BWROG established dialog with the Staff prior to the issuance of the generic letter and plans to continue that interaction so that NPSil issues are properly addressed. The District intends to provide a 90-day response to the GL considering the recommendations resulting from the IlWROG NPSil Committee.

Should you have any questions concerning this matter, please contact me.

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November 4,1997 Page 2 of 3 cc: Regional Administrator USNRC RegionIV Senior Project Manager USNRC - NRR Project Directorate 1%1 Senior Resident inspector USNRC NPG Distribution

f NLS970193 November 4,1997 Page 3 of 3 STATE OF NEBRASKA

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PLATTE COUNTY

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G. R. Iforn, oeing first duly sworn, deposes and says that he is an authorized representative of the Nebraska Public Power District, a public corpoiation and political subdivision of the State of Nebraska; that he is duly authorized to submit this correspondence on behalf of Nebraska Public Power District; and that the statements contained herein are true to the best of his knowledge and belief.

f mYlun G. R. Horn Subscribed in my presence and sworn to before me this 4th day of November

,1997 GlNERAI NOIMMlate of Nebruka h

CAROLYN M. LANGAN D WyComm.(sp Aug fl.lt99 45%

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  • l ATTACHMENT 3 LIST OF NRC COMMITMENTS l

8 Cor spondence Not NLS970192 g

The following table identifies those a'tions committed to by the District in this document. Any other actions discussed in the submittal represent intended or planned actions by the District. They are described to the NRC for the NRC's information and are not regulatory commitments.

Please notify the Licensing Manager at Cooper Nuclear Station of any questions regarding this document or any associated regulatory commitments.

COMMITTED DATE COMMITMENT OR OUTAGE

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The District intends to provide a 90-day response to the GL considering the recommendations resulting from the Jan.

1998 BWROG NPSH Comraittee.

l PROCEDURE NITMBER 3.42 l

REVIS_ON NUMBER S l

PAGE 9 OF 13 l

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