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{{Adams
#REDIRECT [[W3F1-2011-0085, Annual Report on Westinghouse Electric Company LLC Combustion Engineering Emergency Core Cooling System Performance Evaluation Models]]
| number = ML113420045
| issue date = 12/07/2011
| title = Waterford, Unit 3, Annual Report on Westinghouse Electric Company LLC Combustion Engineering Emergency Core Cooling System Performance Evaluation Models
| author name = Steelman W J
| author affiliation = Entergy Nuclear South, Entergy Operations, Inc
| addressee name =
| addressee affiliation = NRC/Document Control Desk, NRC/NRR
| docket = 05000382
| license number = NPF-038
| contact person =
| case reference number = W3F1-2011-0085
| document type = Letter
| page count = 2
}}
 
=Text=
{{#Wiki_filter:W3F1-2011-0085 December 7, 2011 U.S. Nuclear Regulatory Commission Attn:  Document Control Desk
 
Washington, DC 20555-0001
 
==Subject:==
Annual Report on Westinghouse Electric Co mpany LLC Combustion Engineering Emergency Core Cooling System Performance Evaluation Models Waterford Steam Electr ic Station Unit 3 Docket No. 50-382
 
License No. NPF-38
 
==Dear Sir or Madam:==
 
This letter provides the Waterford Steam Electric Station Unit 3 (Waterford 3) 10CFR50.46(a)(3)(ii) reporting information per taining to the Westinghouse Electric Company Emergency Core Cooling System (ECCS) performance Evaluation Models (EMs) for calendar year 2010.
 
There were no changes, error corrections, or enhancements to the 1999 Evaluation Model (EM) which is used in the Large Break Loss-of-Coolant Accident (LBLOCA)
ECCS performance analysis. In addition, there were no c hanges, error corrections, or enhancements to the Supplement 2 Evaluation Model (S2M) which is the EM used in the Small Break Loss-of-Coolant Accident (SBLOCA) ECCS performance analysis.
This letter contains no new commitments.
If you have any questions or require additional information, please contact William Steelman at 504-739-6685.
 
Sincerely, WJS/ssf  Entergy Nuclear South Entergy Operations, Inc.
17265 River Road Killona, LA 70057-3093 Tel    504 739 6685 Fax  504 739 6698 wsteelm@entergy.com William J. SteelmanLicensing Manager Waterford 3 W3F1-2010-0085 Page 2    cc: Mr. Elmo E. Collins, Jr.
Regional Administrator U. S. Nuclear Regulatory Commission Region IV 
 
612 E. Lamar Blvd., Suite 400  Arlington, TX 76011-4125
 
RidsRgn4MailCenter@nrc.govNRC Senior Resident Inspector Waterford Steam Electric Station Unit 3 P.O. Box 822 Killona, LA 70066-0751 Marlone.Davis@nrc.govDean.Overland@nrc.govU. S. Nuclear Regulatory Commission Attn:  Mr. N. Kalyanam Mail Stop O-07D1 Washington, DC 20555-0001 Kaly.Kalyanam@nrc.gov}}

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