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Category:Letter
MONTHYEARIR 05000317/20230042024-02-0101 February 2024
Integrated Inspection Report 05000317/2023004 and 05000318/2023004
ML24029A0102024-01-29029 January 2024
Request for Information and Notification of Conduct of IP 71111.21.N.04, Age-Related Degradation, Reference Inspection Report 05000317/2024010 and 05000318/2024010
ML24003A8872024-01-19019 January 2024
Exemption from Select Requirements of 10 CFR Part 73 (EPID L-2023-LLE-0033 (Security Notifications, Reports, and Recordkeeping and Suspicious Activity Reporting))
05000318/LER-2023-004, Submittal of LER 2023-004-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Submittal of Automatic Reactor Trip from Reactor Protection System Actuation Due to Loss of Unit Service Transformer2024-01-16016 January 2024
Submittal of LER 2023-004-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Submittal of Automatic Reactor Trip from Reactor Protection System Actuation Due to Loss of Unit Service Transformer
ML24011A0732024-01-11011 January 2024
Proposed Alternative to the Requirements for Repair/Replacement of Saltwater (SW) System Buried Piping
05000318/LER-2023-002, Forward LER 2023-002-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Automatic Reactor Trip from Reactor Protection System Actuation Due to Loss of Unit Service Transformer2024-01-0808 January 2024
Forward LER 2023-002-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Automatic Reactor Trip from Reactor Protection System Actuation Due to Loss of Unit Service Transformer
05000318/LER-2023-003, Forward LER 2023-003-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Manual Actuation of Auxiliary Feedwater System Due to 22 Steam Generator Feedwater Pump Trip2024-01-0808 January 2024
Forward LER 2023-003-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Manual Actuation of Auxiliary Feedwater System Due to 22 Steam Generator Feedwater Pump Trip
ML24005A0222024-01-0505 January 2024
Revised Steam Generator Tube Inspection Reports
ML23304A0642024-01-0202 January 2024
Issuance of Amendment No. 349 to Modify the Long-Term Coupon Surveillance Program
RS-23-125, Request for Exemption from 10 CFR 2.109(b)2023-12-0707 December 2023
Request for Exemption from 10 CFR 2.109(b)
ML23331A2992023-11-27027 November 2023
Submittal of Condition Prohibited by Technical Specifications Due to Failure to Sample Diesel Generator Fuel Oil Storage Tank
IR 05000317/20230102023-11-20020 November 2023
Biennial Problem Identification and Resolution Inspection Report 05000317/2023010 and 05000318/2023010
ML23318A4722023-11-14014 November 2023
Supplement to License Amendment Request to Adopt TSTF-59-A
ML23317A1032023-11-10010 November 2023
Supplemental Information Letter for Part 73 Exemption Request - Responses to Request for Confirmatory Information
ML23317A1192023-11-10010 November 2023
Constellation Energy Generation, LLC - 2023 Annual Report - Guarantees of Payment of Deferred Premiums
ML23310A0442023-11-0707 November 2023
Project Manager Assignment
IR 05000317/20230402023-11-0202 November 2023
95001 Supplemental Inspection Report 05000317/2023040 and Follow-Up Assessment Letter
IR 05000317/20230032023-11-0101 November 2023
Integrated Inspection Report 05000317/2023003 and 05000318/2023003
IR 05000317/20230902023-10-26026 October 2023
Final Significance Determination of a White Finding with Assessment Follow-Up and Notice of Violation; Inspection Report 05000317/2023090
ML23289A1202023-10-16016 October 2023
Request for Exemption from Enhanced Weapons, Firearms Background Checks, and Security Event Notifications Implementation
RS-23-097, Constellation Energy Generation, LLC, Advisement of Leadership Changes and Submittal of Updated Standard Practice Procedures Plans2023-10-12012 October 2023
Constellation Energy Generation, LLC, Advisement of Leadership Changes and Submittal of Updated Standard Practice Procedures Plans
RS-23-108, Proposed Alternative for Examinations of Examination Categories B-B, B-D, and C-A Steam Generator Pressure Retaining Welds and Full Penetration Welded Nozzles2023-10-11011 October 2023
Proposed Alternative for Examinations of Examination Categories B-B, B-D, and C-A Steam Generator Pressure Retaining Welds and Full Penetration Welded Nozzles
RS-23-105, Proposed Alternative for Examinations of Examination Category C-B Steam Generator Nozzle-to-Shell Welds and Nozzle Inside Radius Sections2023-10-10010 October 2023
Proposed Alternative for Examinations of Examination Category C-B Steam Generator Nozzle-to-Shell Welds and Nozzle Inside Radius Sections
ML23279A1202023-10-0606 October 2023
Response to NRC Inspection Report and Preliminary White Finding
IR 05000317/20230502023-09-29029 September 2023
Special Inspection Report 05000317/2023050 and Preliminary White Finding and Apparent Violation
ML23272A1032023-09-29029 September 2023
Condition Prohibited by Technical Specifications Due to Inoperable Nuclear Instrumentation at Very Low Power
IR 05000317/20234012023-09-18018 September 2023
Cyber Security Inspection Report 05000317/2023401 and 05000318/2023401
ML23254A0012023-09-0505 September 2023
Registration of Use of Casks to Store Spent Fuel
IR 05000317/20230052023-08-31031 August 2023
Updated Inspection Plan for Calvert Cliffs Nuclear Power Plant, Units 1 and 2 (Report 05000317/2023005 and 05000318/2023005)
ML23158A1952023-08-30030 August 2023
R. E. Ginna - Issuance of Amendments to Adopt TSTF-273-A, Revision 2, Safety Function Determination Program Clarifications
ML23241A8412023-08-29029 August 2023
Response to Request for Additional Information - Proposed Alternative to the Requirements for Repair/Replacement of Saltwater (SW) System Buried Piping
ML23240A3872023-08-28028 August 2023
Senior Reactor and Reactor Operator Initial License Examinations
ML23151A3472023-08-21021 August 2023
Issuance of Amendments to Adopt TSTF-295-A, Modify Note 2 to Actions of PAM Table to Allow Separate Condition Entry for Each Penetration
ML23219A1662023-08-16016 August 2023
Request for Additional Information Regarding Proposed Alternative to the Requirements for Repair/Replacement of Saltwater (SW) System Buried Piping (EPID: L-2023-LLR-0006) - Non-proprietary
ML23228A1002023-08-15015 August 2023
Notification of Readiness for NRC 95001 Inspection
ML23188A0402023-08-0808 August 2023
Issuance of Amendment Nos. 346 and 324 Adoption of TSTF-577, Revised Frequencies for Steam Generator Tube Inspections, Revision 1
ML23214A1572023-08-0707 August 2023
Correction to the Renewed Facility Operating License Page 3 in Amendment No 345
IR 05000317/20230022023-08-0303 August 2023
Integrated Inspection Report 05000317/2023002
ML23188A0512023-07-13013 July 2023
Correction to the Renewed Facility Operating License Pages in Amendment Nos. 336 and 314
ML23186A0372023-07-13013 July 2023
Correction to the Renewed Facility Operating License Pages in Amendment Nos. 340 and 318
IR 05000317/20233012023-07-12012 July 2023
Initial Operator Licensing Examination Report 05000317/2023301 and 05000318/2023301
IR 05000317/20230122023-07-10010 July 2023
Commercial Grade Dedication Report 05000317/2023012 and 05000318/2023012
ML23180A2362023-06-29029 June 2023
Correction of Errors on Technical Specification Pages
RS-23-083, Withdrawal - Proposed Alternatives Related to the Steam Generators2023-06-27027 June 2023
Withdrawal - Proposed Alternatives Related to the Steam Generators
ML23156A6752023-06-20020 June 2023
Request for Withholding Information from Public Disclosure for Proposed Alternative to the Requirements for Repair/Replacement of Saltwater System Buried Piping
2024-02-01
[Table view]
Category:Licensee Event Report (LER)
MONTHYEARML23331A2992023-11-27027 November 2023
Submittal of Condition Prohibited by Technical Specifications Due to Failure to Sample Diesel Generator Fuel Oil Storage Tank
05000318/LER-2022-001, Forwards LER 2022-001-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Automatic Reactor Trip Due to High Reactor Coolant System Pressure2022-03-0303 March 2022
Forwards LER 2022-001-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Automatic Reactor Trip Due to High Reactor Coolant System Pressure
ML19169A0592019-06-13013 June 2019
Reactor Vessel Level Monitoring System Special Report, Rev. 1
05000318/LER-2017-0012017-04-19019 April 2017
Pressurizer Safety Valve As-Found Settings Outside Technical Specification Limits Due To Setpoint Drift, LER 17-001-00 For Calvert Cliffs, Unit 2 re: Pressurizer Safety Valve As-Found Settings Outside Technical Specification Limits Due to Setpoint Drift
05000318/LER-2016-0012017-01-24024 January 2017
Automatic Reactor Trip Due to Main Turbine Electro-Hydraulic Control Fluid Leak, LER 16-001-00 for Calvert Cliffs Nuclear Power Plant, Unit No. 2 Regarding Automatic Reactor Trip Due to Main Turbine Electro-Hydraulic Control Fluid Leak
05000317/LER-2016-0032016-07-29029 July 2016
Unit 1 Automatic Trip on Loss of Load due to Spurious Steam Generator High Level Turbine Trip, LER 16-003-00 for Calvert Cliffs Nuclear Power Plant, Unit No. 1 Regarding Automatic Trip on Loss of Load due to Spurious Steam Generator High Level Turbine Trip
05000317/LER-2016-0042016-07-20020 July 2016
High Energy Line Break Barrier Breeched Due to Human Performance Error Causing Both Service Water Trains to be Inoperable, LER 16-004-00 for Calvert Cliffs, Unit 1 Regarding High Energy Line Break Barrier Breeched Due to Human Performance Error Causing Both Service Water Trains to be Inoperable
05000317/LER-2016-0022016-04-14014 April 2016
Pressurizer Safety Relief Nozzle Dissimilar Metal Weld Flaw Exceeded American Society of Mechanical Engineers Code Allowable Limit, LER 16-002-00 for Calvert Cliffs, Unit 1, Regarding Pressurizer Safety Relief Nozzle Dissimilar Metal Weld Flaw Exceeded American Society of Mechanical Engineers Code Allowable Limit
05000317/LER-2016-0012016-03-21021 March 2016
Manual Reactor Trip Due to High Secondary Side Sodium Levels Due to a Condenser Tube Leak, LER 16-001-00 for Calvert Cliffs Nuclear Power Plant Unit 1, Regarding Manual Reactor Trip Due to High Secondary Side Sodium Levels Due to a Condenser Tube Leak
05000318/LER-2015-0012016-01-27027 January 2016
Manual Reactor Trip Due to 22 Steam Generator Feed Pump Trip, LER 15-001-00 for Calvert Cliffs, Unit 2, Regarding Manual Reactor Trip Due to Steam Generator Feed Pump 22 Trip
ML0319504602003-07-0303 July 2003
Special Report: National Pollution Discharge Elimination System Permit # MD0002399 Violation
2023-11-27
[Table view] |
LER-2022-001, Forwards LER 2022-001-00 for Calvert Cliffs Nuclear Power Plant, Unit 2, Automatic Reactor Trip Due to High Reactor Coolant System Pressure |
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| 3182022001R00 - NRC Website |
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text
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Plant Manager Calvert Cliffs Nuclear Power Plant 1650 Calvert Cliffs Parkway Lusby, MD 20657 410-495-5205 Office 717-309-2403 Mobile www.constellation.com joseph.dullinger@constellation.com 10 CFR 50.73 March 3, 2022 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555 Calvert Cliffs Nuclear Power Plant, Unit No. 2 Renewed Facility Operating License Nos. DPR-69 NRC Docket No. 50-318
Subject:
Licensee Event Report 318-2022-001, Revision 00 Unit 2 Automatic Reactor Trip Due to High Reactor Coolant System Pressure The attached report is being sent to you as required by 10 CFR 50.73.
There are no regulatory commitments contained in this correspondence.
Should you have questions regarding this report, please contact Mr. Larry D. Smith at (410) 495-5219.
Respectfully, Joseph A. Dullinger Plant Manager JAD/ALS/led
Attachment:
As stated cc: NRC Project Manager, Calvert Cliffs NRC Resident Inspector, Calvert Cliffs NRC Regional Administrator, Region I S. Seaman, DNR
Document Control Desk March 3, 2022 Page 2 bcc: D. M. Reddick D. P. Helker W. E. Croft T. P. Haaf J. A. Dullinger C. J. Jackson H. M. Crockett D. J. Hild L. D. Smith A. L. Simpson L. M. Day (AIT No. IR04469662-06)
EDMS 318/2022-001
