ML20126H977

Forwards Application for Amend to License NPF-69,revising TS 3.4.3.1, RCS Leakage Detection Sys & 3.4.3.2, RCS Operational Leakage, Per Requirements of Generic Ltr 88-01

ML20126H977
Person / Time
Site:	Nine Mile Point
Issue date:	12/30/1992
From:	Sylvia B NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20126H982	List: ML20126H977 ML20126H988 ML20126H994
References
GL-88-01, GL-88-1, NMP2L-1364, NUDOCS 9301060002
Download: ML20126H977 (2)

Text

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.- M Y NIAGARA RVMOHAWK NIAGARA MOHAWK POWER CORPORATION 'NINE MILE Po!NL P o. BOX 63, LEOMING NY 13093 dELEPHONE (315) 349-2882 -'

-. B. Raiph Sylvia

.- Executive Vice President i: Nuclear - ,

December 30,1992 NMP2L 1364 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D. C. 20555 Re: Nine Mile Point Unit 2 Docket No. 50-410 NPF-69 Gentlemen:

In a letter dated August 17,1990, the Staff requested that Niagara Mohawk submit a Technical Specification amendment for the reactor coolant system leak detection requirements as outlined in Generic Letter 88-01. In a letter to the Staff dated September 16, 1992, Niagara Mohawk committed to submit the subject amendment by December 31,1992.

Accordingly, Niagara Mohawk Power Corporation hereby transmits an Application for an ,

Amendment to Nine Mile Point Unit 2 Operating License NPF-69. Also enclosed is the proposed change to the Technical Specifications set forth in Appendix A to the above -

mentioned license. Supporting information and analysis demonstrating that the proposed cha9ge involves no significant hazards consideration pursuant to 10CFR50.92 are included as Attachment B.

- The proposed Technical Specification changes herein are revisions to Specification 3.4.3.1,

" Reactor Coolant System Leakage Detection _ Syste_ms," and Specifications 3.4.3.2, " Reactor .

Coolant System Operational Leakage." In Specification 3.4.3.1,' the proposed changes detail the actions to be taken for inoperable leakage detection systems and allow use of a manual

- method for leakage detection. In addition, a correction'of a. sampling frequency discrepancy.- U between 3.4.3.1 and 3.4.3.2 has been included. The allowable increase in unidentified-leakage within any 24-hour period in Mode I has been limited to 2 gpm (3.4.3.2). The frequency of monitoring reactor coolant system leakage via drywell drain tanks is increased ,

from once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> to once per 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> (4.4.3.2.1.b). '

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9301060002 921230

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Page 2 Pursuant to 10CFR50.91(b)(1), Niagara Mohawk has provided a copy of this license amendment request and the associated analysis regarding no significant hazards consideration to the appropriate state representative.

Ver truly yours,

& .v c .

J .a B. Ralph Sylvia _

Executive Vice President-Nuclear MC/sek 002818LL Attachments xc. -Regional Administrator, Region I Mr. W. L. Schmidt, Senior Resident Inspector Mr. R. A. Capra, Director, Project Directorate I-A, NRR Mr. J. E. Menning, Project Manager, NRR Ms. Donna Ross Division of Policy and Planning New York State Energy Office Agency Building 2 Empire State Plaza Albany, NY 12223 ~

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