ML16053A131

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Response to Your Appeal of the Formal Disagreement with Adversary Characteristics, Attributes, or Tactics Employed or Prepared as Part of a U.S. Nuclear Regulatory Commission Force-On-Force Evaluated Exercise - Disputed Item 05000458/201620
ML16053A131
Person / Time
Site: River Bend Entergy icon.png
Issue date: 02/22/2016
From: Michael Layton
Division of Security Operations
To: Cook R
Entergy Operations
D Cardenas
References
Download: ML16053A131 (2)


See also: IR 05000458/2016201

Text

February 22, 2016

Mr. Robin Cook, Security Manager

Entergy Operations, Inc.

River Bend Station

5485 U.S. Highway 61N

St. Francisville, LA 70775

SUBJECT:

RESPONSE TO YOUR APPEAL OF THE FORMAL DISAGREEMENT WITH

ADVERSARY CHARACTERISTICS, ATTRIBUTES, OR TACTICS EMPLOYED

OR PREPARED AS PART OF A U.S. NUCLEAR REGULATORY COMMISSION

FORCE-ON-FORCE EVALUATED EXERCISE - DISPUTED ITEM 05000458/2016201-01

Dear Mr. Cook:

Thank you for your email dated February 19, 2016. The Division of Security Operations (DSO),

received your appeal to the U.S. Nuclear Regulatory Commissions (NRC) initial response,

dated February 19, 2016, related to your Formal Disagreement with Adversary Characteristics,

Attributes, or Tactics Employed or Prepared as Part of an NRC Force-on-Force Evaluated

Exercise, in accordance with Addendum 4 of NRC Inspection Procedure 71130.03

Contingency Response - Force-on-Force Testing.

In your original email dated February 17, 2016, you dispute a tactic, technique, or procedure

(TTP) within scenario 1 developed by the NRC force-on-force inspection team.

The NRC carefully reviewed your appeal to the initial decision, and concluded that the disputed

TTP is approved for use within the NRC-evaluated scenario for the following reasons: (1) it is

within the design basis threat, (2) it is supported by available data, (3) it is within your ability to

provide defense-in-depth, (4) it can be safely performed and controlled, and (5) it provides a

credible and realistic challenge to your sites protective strategy.

Sincerely,

/RA/

Michael Layton, Director

Division of Security Operations

Office of Nuclear Security and Incident Response

ML16053A131

OFFICE

NSIR/DSO

NSIR/DSO

NAME

D. Cardenas

DPretzello

DATE

02/ 22 /16

02/ 22 /16