GNRO-2014/00042, Response to Request for Additional Information (RAI) for License Amendment Request, Cyber Security Implementation Schedule

Response to Request for Additional Information (RAI) for License Amendment Request, Cyber Security Implementation Schedule

ML14162A101
Person / Time
Site:	Grand Gulf
Issue date:	06/11/2014
From:	Kevin Mulligan Entergy Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
GNRO-2014/00042
Download: ML14162A101 (2)

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<!;J;;9> Entergy Entergy Operations, Inc.

P.O. box 756 Port Gibson, MS 39150 Kevin J. Mulligan Site Vice President Grand Gulf Nuclear Generating Station Tel. (601) 437-7500 GNRO-2014/00042 June 11, 2014 u.s. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001

SUBJECT:

Response to Request for Additional Information (RAI) for License Amendment Request - Cyber Security Plan Implementation Schedule Grand Gulf Nuclear Station, Unit 1 Docket No. 50-416 License No. NPF-29

REFERENCES:

1. Entergy Letter to NRC, License Amendment Request (LAR) - Cyber Security Plan Implementation Schedule, dated December 19, 2013 (GNRO-2013/00090) (ML14008A081)

2. NRC Letter to Entergy, RAI, Regarding Proposed Changes to Cyber Security Plan Milestone 8, dated May 19, 2014 (GNRI-2014/00072)

(ML14036A269)

Dear Sir or Madam:

By Reference 1, Entergy Operations, Inc. (Entergy) submitted a request for amendment to the operating license for Grand Gulf Nuclear Station (GGNS), Unit 1 which provided details about the impact of the additional time requested on the effectiveness of the overall cyber security program in the context of milestones already completed. By Reference 2, the NRC issued the following RAI.

The LAR provides details about the impact of the additional time requested on the effectiveness of the overall cyber security program in the context of milestones already completed. However, the information provided does not include information about Milestone 5; "Implement observation and identification of obvious cyber related tampering to existing insider mitigation rounds by incorporating the appropriate elements. Milestone 5 was scheduled for completion no later than December 31,2012. Please provide details about the impact of the additional time requested on the effectiveness of the overall cyber security program in the context of Milestone 5.

GNRO-2014/00042 Page 2 of 2 The following is Entergy's response to this RAI:

In addition to the information provided in Section 3, Criterion 4 of Attachment 1 to the above reference, Milestones 5,6, and 7 were completed by December 31,2012; therefore, there was no impact on these milestones due to the extension request.

The changes discussed in this submittal are clarifying or administrative and do not impact the conclusions of the no significant hazards consideration determination previously provided in the above reference.

There are no new commitments contained in this submittal. Should you have any questions concerning this letter, or require additional information, please contact James Nadeau at (601)-437-2103.

I declare under,penalty of perjury that the foregoing is true and correct. Executed on June 11, 2014.

Sincerely,

,1-(----

KJM/cb cc: Mr. Marc L. Dapas Regional Administrator U. S. Nuclear Regulatory Commission, Region IV 1600 East Lamar Boulevard Arlington, TX 76011-4511 NRC Senior Resident Inspector Grand Gulf Nuclear Station Port Gibson, MS 39150 U. S. Nuclear Regulatory Commission Attn: Mr. Alan Wang, NRRlDORL (w/2)

MS OWFN 8 B1 Washington,.DC 20555-0001 Dr. Mary Currier, M.D., M.P.H State Health Officer Mississippi Department of Health P.O. Box 1700 Jackson, MS 39215-1700