ML20126H977
| 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: |
| References | |
| GL-88-01, GL-88-1, NMP2L-1364, NUDOCS 9301060002 | |
| Download: ML20126H977 (2) | |
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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).
OdOO5G 002318LL-
- 9301060002 921230
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- P.
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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 J
.a c
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 Records Management
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