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Category:Annual Operating Report
MONTHYEARML23178A1682023-06-26026 June 2023 2022 Annual Report of Emergency Core Cooling System (ECCS) Model Changes Pursuant to the Requirements of 10 CFR 50.46 ML23089A4022023-03-30030 March 2023 Annual Operating Report ML22179A3102022-06-22022 June 2022 Connecticut, Inc - 2021 Annual Report of Emergency Core Cooling System (ECCS) Model Changes Pursuant to the Requirement of 10 CFR 50.46 ML22090A2402022-03-31031 March 2022 Annual Operating Report ML21140A3692021-05-20020 May 2021 (Vcsn), Unit 1 - 10 CFR 72.48 Biennial Report ML21118A8432021-04-27027 April 2021 Annual Radioactive Effluent Release Report ML21118B0652021-04-27027 April 2021 Annual Radiological Environmental Operating Report for the Operating Period January 1, 2020 - December 31, 2020 ML21090A0852021-03-30030 March 2021 Annual Operating Report ML20181A5392020-06-29029 June 2020 Submittal of 2019 Annual Report of Emergency Core Cooling System Model Changes Pursuant to the Requirements of 10 CFR 50.46 ML20091K3952020-03-31031 March 2020 Submittal of Annual Operating Report ML19151A3842019-05-29029 May 2019 Submittal of Emergency Core Cooling System Evaluation Model Revisions Annual Report ML19088A2112019-03-28028 March 2019 Submittal of 2018 Annual Operating Report ND-18-0005, 10 CFR 50.46 Annual Report2018-05-14014 May 2018 10 CFR 50.46 Annual Report ML18086B7242018-03-27027 March 2018 Annual Operating Report ND-18-0001, (VCSNS) Units 2 and 3, Reporting of 10 CFR 50.59 Changes, Tests, and Experiments and 10 CFR 52 Appendix D Section VI 11 Departures2018-02-0101 February 2018 (VCSNS) Units 2 and 3, Reporting of 10 CFR 50.59 Changes, Tests, and Experiments and 10 CFR 52 Appendix D Section VI 11 Departures RC-17-0033, Annual Operating Report for 20162017-03-23023 March 2017 Annual Operating Report for 2016 RC-16-0048, Submittal of Annual Operating Report for 20152016-03-30030 March 2016 Submittal of Annual Operating Report for 2015 ML15092A1622015-03-26026 March 2015 Annual Operating Report ML14099A2132014-04-0404 April 2014 V C Summer, Unit 1 - Submittal of Annual Radiological Environmental Operating Report RC-13-0170, Virgil S. Summer Nuclear Station (Vcsns), Unit 1, 10 CFR 50.59 Biennial Report2013-12-31031 December 2013 Virgil S. Summer Nuclear Station (Vcsns), Unit 1, 10 CFR 50.59 Biennial Report ML13169A0542013-06-13013 June 2013 Emergency Core Cooling System (ECCS) Evaluation Model Revisions Report ML13091A0772013-03-27027 March 2013 Annual Operating Report for 2012 ML12160A3542012-06-0606 June 2012 ECCS Evaluation Model Revisions Report ML12121A3072012-04-24024 April 2012 Annual Radioactive Effluent Release Report for January 1 Through December 31, 2011 ML12093A2522012-03-30030 March 2012 2011 Annual Operating Report ML11159A2102011-06-0606 June 2011 ECCS Evaluation Model Revisions Report RC-11-0050, 2010 Annual Operating Report2011-03-31031 March 2011 2010 Annual Operating Report ML1009902402010-04-0707 April 2010 Annual Radioactive Effluent Release Report for Period of January 1 Through December 31, 2009 ML1009200632010-03-30030 March 2010 2009 Annual Operating Report ML1009200542010-03-26026 March 2010 Submittal of Property Insurance Annual 10CFR50354(w)(3) Report ML0908902892009-03-25025 March 2009 Submittal of 2008 Annual Operating Report RC-08-0043, V. C. Summer, Unit 1 - Transmittal of the 2007 Annual Operating Report2008-03-27027 March 2008 V. C. Summer, Unit 1 - Transmittal of the 2007 Annual Operating Report ML0708603352007-03-23023 March 2007 Annual Operating Report for 2006 ML0609402762006-03-31031 March 2006 Annual Operating Report ML0409704062004-03-31031 March 2004 Annual Operating Report RC-03-0220, 10CFR50.54(a)(3) / 10CFR50.59 Biennial Report2003-10-29029 October 2003 10CFR50.54(a)(3) / 10CFR50.59 Biennial Report ML0309905892003-03-28028 March 2003 Annual Operating Report ML0209903812002-03-28028 March 2002 Annual Operating Report for Virgil C. Summer Nuclear Station for 2001 2023-06-26
[Table view] Category:Letter
MONTHYEARML24038A0322024-02-0707 February 2024 (Vcsns), Unit 1, 10 CFR 21 Report - Emergency Diesel Generator Flash Contactor Relay IR 05000395/20230042024-01-31031 January 2024 Integrated Inspection Report 05000395/2023004 ML24022A1582024-01-22022 January 2024 (Vcsns), Unit 1 - Reply to a Notice of Violation: EA-23-093 ML24022A1202024-01-22022 January 2024 Notification of Target Set Inspection and Request for Information (NRC Inspection Report 05000395/2024403) ML24018A0112024-01-18018 January 2024 CFR 21 Report Emergency Diesel Generator Fuel Oil Piping IR 05000395/20240112024-01-17017 January 2024 Notification of VC Summer Station Comprehensive Engineering Team Inspection - U.S. Nuclear Regulatory Commission Inspection Report 05000395/2024011 ML23361A1042023-12-21021 December 2023 Inservice Testing Program for Pumps and Valves Fifth Interval Update and Associated Relief and Alternative Requests IR 05000395/20230912023-12-21021 December 2023 Final Significance Determination of a White Finding and Notice of Violation and Assessment Followup Letternrc Inspection Report 05000395/2023091 ML23354A1802023-12-20020 December 2023 301 Examination Report with Cover Letter ML23347A0492023-12-12012 December 2023 Technical Specification Bases Changes Updated Through November 2023 ML23334A2462023-11-30030 November 2023 Request for Exemption from Enhanced Weapons, Firearms Background Checks, and Security Event Notifications Implementation ML23334A2372023-11-30030 November 2023 (Vvsns), Unit 1 - Annual Commitment Change Summary Report ML23332A1942023-11-28028 November 2023 (Vcsns), Unit 1, Correction of Typographical Error in License Amendment Request - Inverter Allowed Outage Time (AOT) Extension ML23317A2242023-11-0909 November 2023 (Vcsns), Unit 1 - License Amendment Request - Inverter Allowed Outage Time (AOT) Extension ML23289A1172023-11-0303 November 2023 Tribal Request for Scoping Comments Concerning the Environmental Review of the V.C. Summer SLRA ML23289A1152023-11-0303 November 2023 Ltr to R. Nelson - Request for Scoping Comments Concerning the Environmental Review of the V.C. Summer SLRA ML23289A1162023-11-0303 November 2023 Ltr to W. Emerson - Request for Scoping Comments Concerning the Environmental Review of the V.C. Summer SLRA IR 05000395/20234032023-11-0101 November 2023 Material Control and Accounting Program Inspection Report 05000395/2023403 Cover IR 05000395/20230032023-11-0101 November 2023 Integrated Inspection Report 05000395/2023003 ML23284A1792023-10-16016 October 2023 Subsequent License Renewal Application Online Reference Portal ML23275A0142023-10-11011 October 2023 SLRA - Acceptance and Opportunity for Hearing - Letter ML23284A1662023-10-10010 October 2023 (Vcsns), Unit 1 - Request for Regulatory Conference; (EA-23-093) IR 05000395/20230902023-10-0404 October 2023 NRC Inspection Report 05000395/2023090 and Preliminary Yellow Finding and Apparent Violation IR 05000395/20230112023-09-27027 September 2023 Focused Engineering Inspection Report 05000395/2023011 ML23250A3112023-09-20020 September 2023 Request to Revise Reactor Vessel Material Surveillance Capsule Withdrawal Schedules ML23244A2352023-09-18018 September 2023 Request to Use a Subsequent Edition of the ASME Code, Section XI ML23230A0012023-09-15015 September 2023 Request to Use a Provision of a Previous Edition of the ASME Boiler and Pressure Vessel Code, Section XI, for Non-Destructive Examinations ML23235A0432023-09-0505 September 2023 Receipt and Availability of the Subsequent License Renewal Application IR 05000395/20234012023-08-30030 August 2023 Security Baseline Inspection Report 05000395/2023401 ML23242A1192023-08-29029 August 2023 (Vcsns), Unit 1 - Inservice Inspection (ISI) Owner'S Activity Report (OAR) for Refueling Outage 27 ML23243B0362023-08-25025 August 2023 Request for FEMA Consultation on the Dominion Energy Proposal to Consolidate the Emergency Operations Facility for the Virgil C. Summer Nuclear Station Unit 1 IR 05000395/20230052023-08-23023 August 2023 Updated Inspection Plan for Virgil C. Summer Nuclear Station (Report 05000395 2023005) ML23233A1752023-08-17017 August 2023 Application for Subsequent Renewed Operating License IR 05000395/20230022023-08-14014 August 2023 Integrated Inspection Report - Integrated Inspection Report 05000395/2023002 and Apparent Violation IR 05000395/20230102023-08-12012 August 2023 Biennial Problem Identification and Resolution Inspection Report 05000395/2023010 ML23207A1102023-07-26026 July 2023 NRC Regulatory Issues Summary 2023-01 Preparation and Scheduling of Operator Licensing Examinations IR 05000395/20234412023-07-17017 July 2023 95001 Supplemental Inspection Report 05000395/2023441 and Follow Up Assessment Letter ML23190A0012023-07-0909 July 2023 Special Report 2023-003 Inoperable Radiation Monitoring Instrumentation Channel ML23187A5092023-07-0606 July 2023 Request for Federal Emergency Management Agency Consultation on the Dominion Energy Proposal to Consolidate the Emergency Operations Facility for the Virgil C. Summer Nuclear Station Unit 1 ML23178A1682023-06-26026 June 2023 2022 Annual Report of Emergency Core Cooling System (ECCS) Model Changes Pursuant to the Requirements of 10 CFR 50.46 ML23173A1052023-06-22022 June 2023 Special Report 2023-002 Inoperable Loose-Part Monitoring System Channel ML23163A2352023-06-12012 June 2023 Request to Use a Later Edition of the ASME Boiler and Pressure Vessel Code, Section XI, for the SPS Sixth Inservice Inspection (Isi) Intervals and VCSNS Fifth ISI Interval ML23159A2332023-06-0808 June 2023 License Amendment Request - Emergency Response Organization Augmentation Time Change, Emergency Operations Facility Relocation and Other Emergency Plan Changes ML23156A3092023-06-0505 June 2023 Requalification Program Inspection Virgil C. Summer Nuclear Station Unit 1 - 05000395/2023003 2024-02-07
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V.C . Summer Nuclear Station Bradham Blvd & Hwy 215, Jenkinsvill e, SC 29065 Mai ling Address:
ij; Dominion
- iiiiii" Energy P.O. Box 88, Jenkinsvill e, SC 29065 Dominion Energy.com March 31 , 2022 ATTN
- Document Control Desk Serial No.22-091 US Nuclear Regulatory Commission LIC/TS/R0 Washington, D.C. 20555-001 Docket No. 50-395 License No. NPF-12 DOMINION ENERGY SOUTH CAROLINA, INC.
VIRGIL C. SUMMER NUCLEAR STATION UNIT 1 DOCKET NO. 50-395 OPERA TING LICENSE NO. NPF-12 ANNUAL OPERATING REPORT Enclosed is the 2021 Annual Operating Report for the Dominion Energy South Carolina, Inc. Virgil C. Summer Nuclear Station Unit No. 1. This report is being submitted in accordance with Technical Specification 6.9 .1.4.
If there are any questions , please call Tracey Stewart at (803) 931-5663.
Sincerely, 6Li~
Site Vice President V. C. Summer Nuclear Station w/o enclosure unless noted cc: G. J . Lindamood - Santee Cooper L. Dudes - NRC G. Miller - NRC PM M. L. Thomas - NRC NRC Resident Inspector Marsh USA, Inc.
ANI REIRS Project Manager
VIRGIL C. SUMMER NUCLEAR STATION UNIT 1 2021 ANNUAL OPERATING REPORT
Serial No.22-091 Docket No. 50-395 VCSNS Annual Operating Report Page 1 of 4 PREFACE The 2021 Annual Operating Report for the Virgil C. Summer Nuclear Station Unit 1 is hereby submitted in accordance with Technical Specification 6.9.1.4 under Docket Number 50-395 and Facility Operating License NPF-12.
Serial No.22-091 Docket No. 50-395 VCSNS Annual Operating Report Page 2 of 4 TABLE OF CONTENTS SECTION TITLE PAGE 1.0 Introduction 3 2.0 Operational Data 3 3.0 Operating Summary 3 4.0 Failed Fuel 4
Serial No.22-091 Docket No. 50-395 VCSNS Annual Operating Report Page 3 of 4
1.0 INTRODUCTION
The Virgil C. Summer Nuclear Station (VCSNS) utilizes a pressurized water reactor rated at 2900 MWT. The maximum dependable capacity is 966 MWe.
The station is located approximately 26 miles northwest of Columbia, South Carolina.
2.0 OPERATIONAL DATA For the reporting period of January 1 through December 31, 2021, the station operated at a capacity factor of 82.7% (using maximum dependable capacity) and a unit availability of 82.5%. The reactor was critical for a total of 7270.8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />, the generator remained on line 7223.9 hours1.041667e-4 days <br />0.0025 hours <br />1.488095e-5 weeks <br />3.4245e-6 months <br /> and the total gross electrical energy generated for 2021 was 7,281,012 MWH.
3.0 OPERATING
SUMMARY
VCSNS Unit No.1 operated at 100% power from January 151through April 5th . On April 5th at 0900 hours0.0104 days <br />0.25 hours <br />0.00149 weeks <br />3.4245e-4 months <br /> power was reduced to 90% to support Main Turbine Valve Testing. Reactor power was restored to 100% on April 5th at 1622 hours0.0188 days <br />0.451 hours <br />0.00268 weeks <br />6.17171e-4 months <br />.
VCSNS Unit No. 1 operated at 100% power from April 5th to May 12th . On May 12th at 1837 hours0.0213 days <br />0.51 hours <br />0.00304 weeks <br />6.989785e-4 months <br /> the plant was shut down to replace the valve air operator on the 'B' Main Feedwater Isolation Valve. The main generator breaker was closed on May 15th at 0329 hours0.00381 days <br />0.0914 hours <br />5.439815e-4 weeks <br />1.251845e-4 months <br />. Reactor power was restored to 100% on May 17th .
VCSNS Unit No. 1 operated at 100% power from May 17th to October 8th . On October 8th the plant was shut down to begin Refueling Outage Twenty-Six (RF-26).
The main generator breaker was opened on October 8th at 2348 hours0.0272 days <br />0.652 hours <br />0.00388 weeks <br />8.93414e-4 months <br />. The outage was completed on November 14th at 1141 hours0.0132 days <br />0.317 hours <br />0.00189 weeks <br />4.341505e-4 months <br /> when the main generator breaker was closed. A fault occurred on the main transformer on November 15th at 1728 hours0.02 days <br />0.48 hours <br />0.00286 weeks <br />6.57504e-4 months <br />. The plant was shutdown to replace the main transformer with spare transformer. The main generator breaker was closed on December 10th at 1948 hours0.0225 days <br />0.541 hours <br />0.00322 weeks <br />7.41214e-4 months <br />.
The unit remained at 100% power for the remainder of 2021.
Serial No.22-091 Docket No. 50-395 VCSNS Annual Operating Report Page 4 of 4 Forced Power Reduction > 20% Exceeding 4 Hours On May 12th the plant was shut down at 1837 hours0.0213 days <br />0.51 hours <br />0.00304 weeks <br />6.989785e-4 months <br /> to remove and replace a failed valve air operator on the Bravo Loop Main Feedwater Isolation Valve. The shutdown ended on May 15th at 0329 hours0.00381 days <br />0.0914 hours <br />5.439815e-4 weeks <br />1.251845e-4 months <br />. The reactor was restored to 100%
power on May 17th . The total outage duration was 56.86 hours9.953704e-4 days <br />0.0239 hours <br />1.421958e-4 weeks <br />3.2723e-5 months <br />.
On November 15th the plant was shut down to replace the main transformer with spare transformer due to a fault on the main transformer. The shutdown ended on December 10th . The reactor was restored to 100% power on December 18th . The total outage duration was 602.34 hours3.935185e-4 days <br />0.00944 hours <br />5.621693e-5 weeks <br />1.2937e-5 months <br />.
4.0 FAILED FUEL VCSNS did not have any indications of failed fuel in 2021.