NG-12-0276, NextEra Energy Duane Arnold, LLC - 120-Day Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding the Seismic Aspects of Recommendation 2.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi

NextEra Energy Duane Arnold, LLC - 120-Day Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding the Seismic Aspects of Recommendation 2.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Ac

ML12192A094
Person / Time
Site:	Duane Arnold
Issue date:	07/09/2012
From:	Richard Anderson NextEra Energy Duane Arnold
To:	Office of Nuclear Reactor Regulation, Document Control Desk
References
NG-12-0276
Download: ML12192A094 (2)

Text

July 9, 2012 NG-12-0276 10 CFR 50.54 (f)

U.S. Nuclear Regulatory Commission Attn: Document Control Desk 11555 Rockville Pike Rockville, MD 20852

Subject:

NextEra Energy Duane Arnold, LLC's 120-Day Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding the Seismic Aspects of Recommendation 2.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident

References:

1. NRC Letter, 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 (ML12053A340)

2. NRC Letter, Endorsement of Electric Power Research Institute (EPRI) Draft Report 1025286, "Seismic Walkdown Guidance," dated May 31,2012 (ML12145A529)

On March 12,2012, the Nuclear Regulatory Commission (NRC) issued Reference 1 to NextEra Energy Duane Arnold, LLC (hereafter, NextEra Energy Duane Arnold).

Enclosure 3 of Reference 1 contains specific Requested Actions, Requested Information, and Required Responses associated with Recommendation 2.3 for Seismic. This letter provides NextEra Energy Duane Arnold's 120-day response to Reference 1 for Seismic Recommendation 2.3 for the Duane Arnold Energy Center (DAEC).

For Seismic Recommendation 2.3 (walkdowns), Enclosure 3 of Reference 1 states that each licensee will confirm that they intend to use the NRC-endorsed seismic walkdown procedure or provide to the NRC a description of the process that will be used to conduct the walkdowns and develop the needed information.

NextEra Energy Duane Arnold confirms that it will use the seismic walkdown guidance, EPRI 1025286, "Seismic Walkdown Guidance: For Resolution of Fukushima Near-Term Task Force Recommendation 2.3: Seismic," as endorsed by Reference 2, to conduct the wa!kdowns and develop the needed information at DAEC.

NextEra Energy Duane Arnold, LLC, 3277 DAEC Road, Palo, IA 52324

Document Control Desk July 9,2012 Page 2 of 2 This letter contains no new regulatory commitments or changes to any previous commitments.

Should you have any questions concerning the content of this letter, please contact Ken Putnam at (319) 851-7238.

I declare under penalty of perjury that the foregoing is true and correct.

Executed on July 9,2012 RiC~~A:-c-'

Vice President, Duane Arnold Energy Center NextEra Energy Duane Arnold, LLC