ML11161A168

Response to NRC Bulletin 2011-01 on Mitigating Strategies

ML11161A168
Person / Time
Site:	Oconee
Issue date:	06/09/2011
From:	Gillespie T P Duke Energy Carolinas
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
BL-11-001
Download: ML11161A168 (4)

Text

Duke T. PRESTON GILLESPIE, JR.~Duke SEnergy, Vice President.Oconee Nuclear Station Duke Energy ON01 VP / 7800 Rochester Hwy.Seneca, SC 29672 864-873-4478 864-873-4208 fax T. Gillespie@duke-energy.

corn June 9, 2011 US Nuclear Regulatory Commission ATTN: Document Control Desk 11555 Rockville Pike Rockville, MD 20852

Subject:

Duke Energy Carolinas, LLC Oconee Nuclear Site, Units 1, 2, and 3 Docket Numbers 50-269, 50-270, and 50-287 Response to NRC Bulletin 2011-01 On May 11, 2011, the Nuclear Regulatory Commission issued NRC Bulletin 2011-01: Mitigating Strategies.

The purpose of this bulletin is to require licensees to provide a comprehensive verification of their compliance with 10 CFR 50.54(hh)(2) and to request information associated with licensee mitigating strategies per 10 CFR 50.54(hh)(2) in light of the recent events at Japan's Fukushima Daiichi facility.Attachment 1 provides the Oconee 30 day response as required by the subject Bulletin.There are no regulatory commitments contained in this letter or its attachment.

Questions regarding this submittal should be directed to Kent Alter, Oconee Regulatory Compliance, at (864) 873-3255.Sincerely, T. Preston Gillespie, Jr.Vice President Oconee Nuclear Station Attachment www. duke-energy.

corn Document Control Desk June 9, 2011 Page 2 OATH AND AFFIRMATION T. Preston Gillespie, Jr. affirms that he is the person who subscribed his name to the foregoing statement, and that all the matters and facts set forth herein are true and correct to the best of his knowledge.

T. Pireston Oillespie, Jr., Oconee Subscribed and sworn to me: Site Vice President CQjc~)Date Notary Public My commission expires: \)'II \r" m, \

Document Control Desk June 9, 2011 Page 3 cc: Mr. Victor McCree, Regional Administrator U.S. Nuclear Regulatory Commission, Region II Marquis One Tower 245 Peachtree Center Ave., NE, Suite 1200 Atlanta, GA 30303-1257 Mr. John Stang, Project Manager Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Mail Stop 0-8 G9A Washington, D. C. 20555 Mr. Andy Sabisch Senior Resident Inspector Oconee Nuclear Site Susan E. Jenkins, Manager Radioactive

& Infectious Waste Management Division of Waste Management SC Dept. of Health and Environmental Control 2600 Bull Street Columbia, SC 29201 Attachment 1 In order to confirm continued compliance with 10 CFR 50.54(hh)(2), within 30 days of the date of the bulletin, the NRC requested that licensees provide responses to the following questions regarding mitigating strategies programs: 1. Is the equipment necessary to execute the mitigating strategies, as described in your submittals to the NRC, available and capable of performing its intended function?Response:

Yes The equipment necessary to execute the mitigating strategies is available and capable of performing the intended functions as described in the Oconee response and supplemental submittals.

Oconee Nuclear Station provided the response to the NRC regarding the implementation details for the Phase 1, 2 and 3 Mitigation Strategies by letter dated February 22, 2007, as supplemented by letters April 26, 2007, and June 20, 2007. On August 16, 2007, the NRC issued the associated Safety Evaluation and revised Renewed Facility Operating License Nos.DPR-38, DPR-47, and DPR-55 for the Oconee Nuclear Station Units 1, 2, and 3, respectively.

On September 18, 2008, the NRC completed an inspection conducted in accordance with TI-2515/171 "Verification of Site Specific Implementation of B.5.b Phase 2 and 3 Mitigating Strategies." The results of the inspection are documented in NRC Inspection Report Nos.05000269/2008009, 05000270/2008009, and 05000287/2008009.

No findings of significance were identified.

As part of the response to INPO Level 1 Event Report 11-1 (Fukushima Daiichi Nuclear Station Fuel Damage Caused by Earthquake and Tsunami), Oconee Nuclear Station personnel performed walk downs of equipment associated with extensive damage mitigation strategies and further validated the state of readiness for such an event.2. Are the guidance and strategies implemented capable of being executed considering the current configuration of your facility and current staffing and skill levels of the staff?Response:

Yes The guidance and strategies implemented as described in the Oconee response and supplemental submittals (documented in the response to question 1 above) can be executed based upon the current plant configuration.

Adequate and fully trained staffing is available to execute these strategies in the event it becomes necessary.