ML18040A147

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Forwards Application for Amend to License DPR-63,revising TS 3.4.1, Leakage Rate & Associated Bases,Reflecting Change in Reactor Bldg Leakage Rate from 2,000 Cfm to 1,600 Cfm
ML18040A147
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 01/24/1995
From: Sylvia B
NIAGARA MOHAWK POWER CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17059A648 List:
References
NMP1L-0895, NMP1L-895, NUDOCS 9502060117
Download: ML18040A147 (4)


Text

NIAGARAMoHAwKPowER coRPoRATloN/NINE MILEPQINT, Po. Box 63, LYGQMING,NY 13093/TELEPHQNE (315) 349-2882 B. Ralph Sylvia Executive Vice President Nuclear January 24, 1995 NMP1L 0895 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D. C. 20555 RE:

Nine Mile Point.Unit 1 Docket No. 50-220 Gentlemen:

Niagara Mohawk Power Corporation hereby transmits an Application for Amendment to Nine MilePoint Unit 1 Operating License DPR-63.

Also enclosed are proposed changes to the Technical Specifications set forth in Appendix A to the above mentioned License.

Supporting information and analysis demonstrating that the proposed changes involve no significant hazards consideration pursuant to 10CFR50.92 are included as Attachment B.

The proposed Technical Specification change contained herein represents revision to Specification 3.4.1, "Leakage Rate" and the Associated Bases.

Specifically,'the revision reflects the change in the Reactor Building leakage rate from 2000 cfm to 1600 cfm. This change is being proposed to reflect the design basis of the Reactor Building and Reactor Building Emergency Ventilation System (RBEVS).

This change does not result in any change to the radiological consequences of either the design basis loss of coolant accident or refueling accident.

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

Very truly yours, B. Ralph Sylvi Exec. Vice President - Nuclear 9502060117 950i24 PDR ADOCK 05000220 P

PDR BRS/MGMikab Attachment xc:

Regional Administrator, Region I Mr. L. B. Marsh, Director, Project Directorate I-l, NRR Mr. D. S. Brinkman, Senior Project Manager, NRR Mr. B. S Norris, Senior Resident Inspector Ms. Donna Ross Division of Policy Analysis and Planning New York State Energy Office Agency Building 2 Empire State Plaza Albany, NY 12223 Records Management

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UNITED S TES NUCLEAR REGULATORY MMISSION

, In the Matter of

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NIAGARAMOHAWKPOWER CORPORATION

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Nine Mile Point Nuclear Station Unit 1

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Docket No. 50-220 APPLICATIONFOR AMENDMENT TO OPERATING LICENSE Pursuant to Section 50.90 of the Regulations of the Nuclear Regulatory Commission, Niagara Mohawk Power Corporation, holder ofFacility Operating License No. DPR-63, hereby requests that Specification 3.4.1, "Leakage Rate" to that License be amended.

The proposed changes have been reviewed in accordance with Technical Specification Section 6.5, "Review and Audit."

The proposed Technical Specification changes contained herein represent revision to Specification 3.4.1, use Rate" and the associated Bases.

Specifically, the revision reflects reduction in the allowable Reactor Building leakage rate from 2000 cfm to 1600 cfm.

This change is being proposed to reflect the design basis ofthe Reactor Building and Reactor Building Emergency Ventilation System (RBEVS).

This change does not result in any change to the radiological consequences of either the design basis loss of coolant accident or refueling accident.

The proposed changes willnot authorize any change in the types ofeffluents or in the authorized power level of the facility.

Supporting information and analysis which, demonstrate that the proposed changes involve no significant hazards consideration pursuant to 10CFR50.92 are included as Attachment B.

WHEREFORE, Applicant respectfully requests that Appendix A to Facility Operating License No. DPR-63 be amended in the forms attached hereto as Attachment A.

NIAGARAMOHAWKPOWER CORPORATION By B. Ralph ylvia Exec. Vice President - Nuclear Subscribed and sworn to befor~~ me on this PP day of

',.1995.

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