MNS-15-031, Response to NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report (FHRR)

Response to NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report (FHRR)

ML15173A113
Person / Time
Site:	Mcguire, McGuire
Issue date:	06/03/2015
From:	Capps S Duke Energy Carolinas
To:	Document Control Desk, Office of Nuclear Reactor Regulation
Shared Package
ML15173A107	List: MNS-15-031, Response to NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report (FHRR)
References
MNS-15-031
Download: ML15173A113 (3)

Text

Steven D. Capps Vice President ENE RGY. McGuire Nuclear Station Duke Energy MG01VP 1 12700 Hagers Ferry Road Huntersville, NC 28078 0: 980.875.4805 f: 980.875.4809 Steven.Capps@du ke-energy.com 10 CFR 50.54(f) 10 CFR 50.4 June 3, 2015 Serial: MNS-15-031 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555 Duke Energy Carolinas, LLC (Duke Energy)

McGuire Nuclear Station (MNS), Units 1 and 2 Docket Numbers 50-369 and 50-370 Renewed License Numbers NPF-9 and NPF-1 7

Subject:

Response to NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report (FHRR) for the McGuire Nuclear Station, Units 1 and 2

References:

1. NRC Letter to All Power Reactor Licensees and Holders of Construction Permits in Active or Deferred Status, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3, and 9.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident, dated March 12, 2012, Agencywide Documents Access and Management System (ADAMS)

Accession No. ML12053A340.

2. Duke Energy Letter, McGuire Nuclear Station, Units 1 and 2, "Flood Hazard Reevaluation Report, Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) regarding Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident, Dated March 12, 2012," Dated March 12, 2014, ADAMS Accession No. ML14083A415.

3. NRC letter, NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report, dated May 28, 2014, ADAMS Accession No. ML14142A351..

4. Duke Energy Letter, Response to May 28, 2014 NRC Request for Additional Information Regarding Flood Hazard Reevaluation Report (TAC Nos. MF3623 and MF3624), dated July 2, 2014, which was withheld under 10 CFR 2.390 due to inclusion of Security-Sensitive Information.

5. NRC E-Mail, McGuire Nuclear Station Units 1 and 2 - Request For Additional Information Regarding Flood Hazard Reevaluation Report, Dated April 9, 2015, ADAMS AccessionQ No. ML15100A366.

www.duke-energy.com

.*y United States Nuclear Regulatory Commission June 3, 2015 Page 2 Ladies and Gentlemen:

By letter dated March 12, 2012, the Nuclear Regulatory Commission (NRC) issued Reference 1 to all power reactor licensees and holders of construction permits in active or deferred status.

Enclosure 2 of Reference 1 requested that each licensee perform a reevaluation of external flooding sources and report the results in accordance with the NRC's prioritization plan. The due date established for McGuire Nuclear Station, Units 1 and 2, was March 12, 2014.

Reference 2 provided the required Duke Energy Flooding Hazard Reevaluation Report (FHRR) for McGuire Nuclear Station, Units 1 and 2.

By Reference 3 the NRC Requested Additional Information (RAIs) regarding the McGuire Nuclear Station Flood Hazard Reevaluation Report. Reference 4 provided the Duke Energy responses to the NRC's RAIs.

The NRC submitted Requests for Additional Information (RAIs) regarding the McGuire Nuclear Station Flood Hazard Reevaluation Report by e-mail dated April 9, 2015 (Reference 5). The NRC requested Duke provide a response within 60 days. The Enclosure to this letter provides the Duke Energy response to the NRC RAI for McGuire Nuclear Station. MNS has determined the Enclosure contains MNS Security Sensitive information. Therefore, MNS requests the information be withheld from public disclosure in accordance with 10 CFR 2.390(d).

This letter contains no new Regulatory Commitments and no revision to existing Regulatory Commitments.

Should you have any questions regarding this submittal, please contact Jeff Robertson at 980-875-4499.

I declare under penalty of perjury that the foregoing is true and correct. Executed on June 3, 2015.

Sincerely, Steven D. Capps

Enclosure:

McGuire Nuclear Station, Units 1 and 2, Response to NRC Request for Additional Information Regarding Flooding Hazard Reevaluation Report

" UUnited States Nuclear Regulatory Commission June 3, 2015 Page 3 xc:

V.M. McCree, Region IIAdministrator U.S. Nuclear Regulatory Commission Marquis One Tower 245 Peachtree Center Avenue NE, Suite 1200 Atlanta, Georgia 30303-1257 John Boska, Project Manager (OMB)

U.S. Nuclear Regulatory Commission One White Flint North, Mailstop O-8G9A 11555 Rockville Pike Rockville, MD 20852-2738 Juan Uribe, Project Manager U.S. Nuclear Regulatory Commission 11555 Rockville Pike Mail Stop 0-13F15M Rockville, MD 20852-2738 G. E. Miller, Project Manager (MNS & CNS)

U.S. Nuclear Regulatory Commission 11555 Rockville Pike Mail Stop 8 G9A Rockville, MD 20852-2738 J. Zeiler NRC Senior Resident Inspector McGuire Nuclear Station Justin Folkwein American Nuclear Insurers 95 Glastonbury Blvd., Suite 300 Glastonbury, CT 06033-4453