Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304
Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468
Diablo Canyon 1
2Q/2008 Plant Inspection Findings
Initiating Events
Significance: Aug 09, 2007
Identified By: Self-Revealing
Item Type: FIN Finding
Inadequate main turbine repair procedure resulted in an unplanned power reduction and forced outage
A self-revealing f...
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
08/24/1999 - 08/25/1999
** EVENT NUMBERS **
36059 36060 36061 3...
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
12/14/1999 - 12/15/1999
** EVENT NUMBERS **
36506 36507 36508 3...
U.S. Nuclear Regulatory CommissionOperations Center Event Reports For06/01/2009 - 06/02/2009 ** EVENT NUMBERS ** 451014510245108451104511145112General Information or OtherEvent Number: 45101 Rep Org: NE DIV OF RADIOACTIVE MATERIALS Licensee: DOUGLAS COUNTY HEALTH DEPARTMENT...
INFORMATION REPORT
December 10, 2010 SECY-10-0160
For: The Commissioners
From: Mary C. Muessle
Assistant for Operations
Office of the Executive Director for Operations
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING
DECEMBER 3, 2010
Contents En...
INFORMATION REPORT
August 13, 2010 SECY-10-0104
For: The Commissioners
From: Nader L. Mamish
Assistant for Operations
Office of the Executive Director for Operations
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING
AUGUST 6, 2010
Contents Enclos...
ACRS MEETING WITH
THE U.S. NUCLEAR
REGULATORY
COMMISSION
October 6, 2017
Overview
Dennis C. Bley
Since our last meeting with the
Commission on April 6, 2017, we
issued 15 Reports
• Safety Evaluation of License
Amendment Request by South Texas
Project Nu...
SECY 97-105
May 15, 1997
For: The Commissioners
From: James L. Blaha, Assistant for Operations, Office of the EDO
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING MAY 9, 1997
Contents Enclosure
Nuclear Reactor Regulation A
Nuclear Material Safety and Safeguards B
Nucl...
U.S. Nuclear Regulatory CommissionOperations Center Event Reports For09/25/2012 - 09/26/2012 ** EVENT NUMBERS ** 483154833948341483424834348344Agreement StateEvent Number: 48315 Rep Org: ARKANSAS DEPARTMENT OF HEALTH Licensee: APPLIED INSPECTION SYSTEMS INC. Region: 4 City:...
U.S. Nuclear Regulatory CommissionOperations Center Event Reports For09/28/2007 - 10/01/2007 ** EVENT NUMBERS ** 43665436714367243673436754367643677General Information or OtherEvent Number: 43665 Rep Org: CALIFORNIA RADIATION CONTROL PRGM Licensee: GEO-ENVIRONMENTAL, INC. R...
INFORMATION REPORT
September 7, 2007 SECY-07-0154
For: The Commissioners
From: Vonna L. Ordaz, Assistant for Operations, Office of the EDO
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING
AUGUST 31, 2007
Contents Enclosure
Nuclear Reactor Regu...
January • February • March • April • May • June • July • August • September • October • November • DecemberThis page includes links to files in non-HTML format. See Plugins, Viewers, and Other Tools for more information.De...
On this page:JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberSee also New on Our Site for current additions.December 2024December 12, 2024NUREG/CR-6393, BNL-NUREG-52483
Integrated System Validation: Methodology and Review CriteriaDecember 06, 20...
Power Reactor
Facility: Diablo Canyon
RX Type: [1] W-4-LP,[2] W-4-LP
Emergency Class: Non Emergency
Event Text REACTOR COOLANT SYSTEM (RCS) PRESSURE BOUNDARY DEGRADATION
The following information was provided by the licensee via email:
"At 0830 PDT on 10/23/2022, during routine outage inspections on Unit 2, it was determined that the RCS Pressure Boundary did not meet ASME S...
OVERALL MANAGEMENT PLANFOR DESIGN VERIFICATION PROGRAMOF THE DIABLO CANYON POWER PLANT(REVISION 1, APRIL 601982)INTRODUCTIONThis plan constitutes the revised Management Plan which PGandE proposes tomeet the requirements of NRC Order, CLI-81-30, dated November 19, 1981("Order")...
Fisher Controls infomational, Inc.1o".,-g205 South CCnter Street !s.*-y ,Pho 301 -.FISHER Fisher Controls|}oed}|W.0ctober 14, 1988United States Nuclear Regulatory CommissionDivision of Reactor Inspection and SafeguardsOffice of Nuclear Reactor RegulationWashington, D.C. 20555A...
,oc- - _ _i'&/($3hUNITED STATES p*sjNUCLEAR REGULATORY COMMISSION!*|%,#sWASHINGTON, D.C. 20666 4001'*****December 9, 1998Mr. Ted C. FeigenbaumExecutive Vice President andChief Nuclear OfficerNorth Atlantic Energy Service Corporationc/o Mr. Terry L. HarpsterP.O. Box 300Seabrook...
E-1
Appendix E
Primary System Leakage and Boric Acid Corrosion
Operating Experience at U.S. Pressurized Water Reactors (1986-2002)
E-2
E.1 BACKGROUND INFORMATION
The task force reviewed domestic and international operating experience for the period from
1986 through th...
,rage i o0 1NRCREP - Region IV Utility Group - Comments on ROPFrom:To:Date:Subject:CC:"Ted Enos" 12/01/2006 4:55 PMRegion IV Utility Group - Comments on ROP"'Tim Hope"' , "'CULLEN, GREGORY V."' Attached as a pdf file are the comments from the Region IV Utility group in respons...
* 0UNITED STATESNUCLEAR REGULATORY COMMISSIONOFFICE OF INSPECTION AND ENFORCEMENTWASHINGTON, D.C. 20555June 25, 1979IE Bulletin No. 79-13CRACKING IN FEEDWATER SYSTEM PIPINGDescription of Circumstances:On May 20, 1979, Indiana and Michigan Power Company notified the NRC ofcrack...
February 27, 2014
MEMORANDUM TO: Mark A. Satorius
Executive Director for Operations
FROM: Annette L. Vietti-Cook, Secretary /RA/
SUBJECT: STAFF REQUIREMENTS – SECY-13-0135 – DENIAL OF
PETITION FOR RULEMAKING REQUESTING AMENDMENTS ...
SECY-96-026
February 6, 1996
FOR: The Commissioners
FROM: James M. Taylor /s/
Executive Director for Operations
SUBJECT: ANNUAL STATUS REPORT ON THE ADMINISTRATION OF NRC'S REQUALIFICATION PROGRAM AND INITIAL
OPERATOR LICENSING EXAMINATIONS (WITS 8800098)
PURPOSE:
To...
INFORMATION REPORT
April 23, 2010 SECY-10-0053
For: The Commissioners
From: Nader L. Mamish
Assistant for Operations
Office of the Executive Director for Operations
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING
APRIL 16, 2010
Contents...
INFORMATION REPORT
December 23, 2010 SECY-10-0163
For: The Commissioners
From: Mary C. Muessle
Assistant for Operations
Office of the Executive Director for Operations
Subject: WEEKLY INFORMATION REPORT - WEEK ENDING
DECEMBER 17, 2010
Contents E...
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
08/09/2001 - 08/10/2001
** EVENT NUMBERS **
38173 38186 38193 3...