ML18038A148

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Advises That No Available Neutron Monitoring Sys Qualified to Withstand post-accident Environ.Util Does Not Plan to Install Such Sys Until Appropriate Equipment Available,Per Discussions W/Nrc Re Reg Guide 1.97
ML18038A148
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 04/01/1986
From: Mangan C
NIAGARA MOHAWK POWER CORP.
To: Adensam E
Office of Nuclear Reactor Regulation
References
CON-IIT07-464A-91, CON-IIT07-464B-91, CON-IIT7-464-91A, CON-IIT7-464A-91, CON-IIT7-464B-91, RTR-REGGD-01.097, RTR-REGGD-1.097 (NMP2L-0676), (NMP2L-676), NUREG-1455, NUDOCS 8604100129
Download: ML18038A148 (6)


Text

REQULATORY INFORl'lATION DISTRIBUTlON SYSTEl'1 (R IDS)

ACCESSION NBR: 8604100129 DOC. DATE: 86/04/Oj NOTARIZED: YES FACIL:50-410 Nine Nile Point Nuclear Stations Unit 2. Niagara Noha AUTH NAl'1E AUTHOR AFFILIATION NANQAN C. V.

Niagara Nohawk Poeer Corp.

REC IP. NANE RECIP'IENT AFFILIATION ADENSAN, E. Q.

BWR Prospect Directorate 3

DOCKET 0 05000410

SUBJECT:

Advises that no available neutron monitoring sos qualified to Mithstand past-accident environ. Util does not plan to install such sos until appropriate equipment availablei per discussions m/NRC re Reg Guide

1. 97.

DISTRIBUTION CODE:

A003D COPIES RECEIVED: LTR ENCL SIZE:

TITLE: OR/Licensing Submittal:

Supp l 1 to NUREQ-0737tQeneric Ltr 82-33)

NOTES:

RECIPIENT ID CODE/NANE BWR ADTS BWR EICSB BWR PD3 LA HAUQHEY. N BWR RSB INTERNAL: ADN/LFl'fB NRR BWR ADTS NRR PWR-A ADTS NRR/DHFT/HFIB NRR/DSRO.

ERR IT NRR/DSRO/RSIB RQN1 EXTERNAL: 24X NRC PDR COPIES LTTR ENCL 1

1 1

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RECIPIENT ID CODE/NANE BWR EB BWR FOB BWR PD3 PD BWR PSB IE/DEPER/EPB NRR PAULSON> W NRR 'PWR-B ADTS NRR/DHFT/NTB N

DSRO/EIB RE LPDR NSIC COPIES LTTR ENCL.

1 7

7 1

1 3

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1 2

2 1

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TOTAL NUMBER OF COPIES REQUIRED:

LTTR 40 ENCL 39

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V MIIAOA,IRA, 0 MQog@NK NIAGARAMOHAWKPOWER CORPORATION/300 ERIE BOULEVARDWEST. SYRACUSE, N.Y. 13202/TELEPHONE (315) 474-1511 April 1, 1986 (NMP2L 0676)

Ms. Elinor G. Adensam, Director BWR Pr oject Directorate No.

3 U.S. Nuclear Regulatory Commission 7920 Norfolk Avenue Washington, OC 20555

Dear Ms. Adensam:

Re:

Nine Mile Point Unit 2 Docket No; 50-410 During discussions regarding Regulatory Guide 1.97, your staff requested that we identify our plans for installing a Neutron Monitoring System at Nine Mile Point Unit 2.

This would be qualified to withstand a post-accident environment.

In principle, Niagara Mohawk believes such a system would be beneficial and is predisposed to install an environmentally qualified system should a

thorough evaluation demonstrate the system's qualification, performance and safety.

At the present time, however, we are not aware of any system avail,able that has been demonstrated to meet that criteria, and, therefore, we have no current plans to install such a system at Unit 2.

Niagar a Mohawk will continue to monitor industry efforts to develop a

qualified Neutron Monitoring System for long-term post-accident monitoring.

When qualified equipment becomes available, Niagara Mohawk will install it at Unit 2 by the first refueling following availability, unless we justify to the Nuclear Regulatory Commission that installation of the specific equipment would result in an overall decrease in the safety of the plant.

In this case, Niagara Mohawk will continue its efforts to identify and procure acceptable qualified equipment.

Very truly yours, C. V. Mangan Senior Vice President AFZ: ar 1418G xc:

R. A. Gramm, NRC Resident Inspector Project File (2) 8604100129 860401 PDR ADOCK 05000410 A

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UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION In the Matter of Niagara Mohawk Power Corporation

)

(Nine Mile Point Unit 2)

)

Docket No. 50-410 AFFIDAVIT C. V. Man an

, being duly sworn, states that he is Senior Vice President of Niagara Mohawk Power Corporation; that he is authorized on the part of said Corporation to sign and file with the Nuclear Regulatory Commission the documents attached hereto; and that all such documents are true and correct to the best of his knowledge, information and belief.

Subscribed and swo to b fore me, a Notary Public in York and County of

, this J'-

day of d for the State of New 1986.

No ry Public in and for

County, New York My Commission expires:

JANIS M. MACRO

""tsry Public ln tho Stats of Now Vortex Qu II r 'In Onandafs CcuntyNO.478 "

S.

ssion Fxclscs Masrh nn

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