| ML23319A245 | 29 January 2024 | Issuance of Amendment Nos. 366 and 360; 164 and 71 Regarding the Adoption of TSTF-567, Revision 1, Add Containment Sump TS to Address GSI-191 Issues | Cyber Security
Surveillance Frequency Control Program
Safeguards Contingency Plan
Fire Protection Program |
| CNL-24-016, Supplement to Application to Modify the Technical Specification Surveillance Requirement 3.9.5.1 (WBN-TS-21-14) | 10 January 2024 | Supplement to Application to Modify the Technical Specification Surveillance Requirement 3.9.5.1 (WBN-TS-21-14) | |
| CNL-23-052, Application to Adopt TSTF-427-A, Revision 2, Allowance for Non-Technical Specification Barrier Degradation on Supported System Operability | 9 January 2024 | Application to Adopt TSTF-427-A, Revision 2, Allowance for Non-Technical Specification Barrier Degradation on Supported System Operability | Time of Discovery
Fire Barrier
Tornado Missile
Internal Flooding
Probabilistic Risk Assessment
Incorporated by reference
Turbine Missile |
| CNL-23-062, Application to Revise the Technical Specifications Section 3.8.2, AC Sources-Shutdown, to Remove Reference to the C-S Diesel Generator (WBN-TS-23-018) | 8 January 2024 | Application to Revise the Technical Specifications Section 3.8.2, AC Sources-Shutdown, to Remove Reference to the C-S Diesel Generator (WBN-TS-23-018) | Anticipated operational occurrence
Qualified Offsite Circuit
Surveillance Frequency Control Program
Offsite Circuit |
| CNL-23-001, Rebaseline of Sections 3.1 and 3.2 of the Technical Specifications (WBN-TS-23-01) | 13 December 2023 | Rebaseline of Sections 3.1 and 3.2 of the Technical Specifications (WBN-TS-23-01) | Boric Acid
Shutdown Margin
Anticipated operational occurrence
Surveillance Frequency Control Program
Process Control Program
Fuel cladding |
| ML22348A005 | 25 January 2023 | Issuance of Amendment Nos. 326, 349, and 309; 363 and 35; 159 and 67 Regarding Adoption of TSTF-554, Revise Reactor Coolant Leakage Requirements | Cyber Security
Pressure Boundary Leakage
Fire Protection Program |
| ML22349A647 | 20 January 2023 | Issuance of Amendment Nos. 325, 348, and 308; 362 and 356; and 158 and 66 Regarding Adoption of TSTF-529, Rev. 4, Clarify Use and Application Rules | Time of Discovery
Cyber Security
Fire Protection Program |
| ML22276A161 | 24 October 2022 | Issuance of Amendment Nos. 359, 353, 155, & 63 Regarding Adoption of TSTF Traveler TSTF-577, Revised Frequencies for Steam Generator Tube Inspections | Post Accident Monitoring
Nondestructive Examination
Cyber Security
Fire Protection Program |
| ML22187A019 | 20 September 2022 | Issuance of Amendment No. 154 Regarding Revision to Technical Specification 3.3.2 to Revise Allowable Value for Trip of Turbine-Driven Main Feedwater Pumps | |
| ML22187A181 | 20 September 2022 | Issuance of Amendment Nos. 153 and 62 Regarding Extension of Completion Time for Technical Specification 3.7.8 for Inoperable Essential Raw Cooling Water Train | Ultimate heat sink
Cyber Security
Surveillance Frequency Control Program
Fire Protection Program |
| CNL-22-030, Application to Revise Technical Specification 3.4.12, Low Temperature Overpressure Protection System for Sequoyah Nuclear Plant (SQN-TSC-22-01) and TS 3.4.12 Cold Overpressure Mitigation System for Watts Bar Nuclear Plant (WBN-TS-22-03) | 27 July 2022 | Application to Revise Technical Specification 3.4.12, Low Temperature Overpressure Protection System for Sequoyah Nuclear Plant (SQN-TSC-22-01) and TS 3.4.12 Cold Overpressure Mitigation System for Watts Bar Nuclear Plant (WBN-TS-22-03) | Anticipated operational occurrence
Pressure and Temperature Limits Report
Fuel cladding |
| CNL-22-039, Application to Revise Technical Specifications to Adopt TSTF-554-A, Revision 1, Revise Reactor Coolant Leakage Requirements (BFN TS-537) (SQN-21-05) (WBN-TS-21-04) | 13 July 2022 | Application to Revise Technical Specifications to Adopt TSTF-554-A, Revision 1, Revise Reactor Coolant Leakage Requirements (BFN TS-537) (SQN-21-05) (WBN-TS-21-04) | Surveillance Frequency Control Program
Pressure Boundary Leakage |
| WBL-22-017, Technical Specification (TS) 5.9.8 - Post Accident Monitoring System (Pams) Report | 22 March 2022 | Technical Specification (TS) 5.9.8 - Post Accident Monitoring System (Pams) Report | Post Accident Monitoring |
| ML21260A210 | 22 November 2021 | Issuance of Amendment No. 57 to Revise Technical Specifications to Change the Steam Generator Secondary Side Water Level | Anticipated operational occurrence
Cyber Security
Surveillance Frequency Control Program
Fire Protection Program |
| ML21158A284 | 17 September 2021 | Issuance of Amendment Nos. 148 and 55 to Revise Technical Specifications for Function 6.E of Table 3.3.2-1, Engineered Safety Feature Actuation System Instrumentation | Cyber Security
Surveillance Frequency Control Program
Fire Protection Program |
| ML21099A246 | 14 May 2021 | Issuance of Amendment Nos. 146 and 52 to Adopt TSTF-490, Deletion of E Bar Definition and Revision to RCS Specific Activity Tech Spec | Cyber Security
Surveillance Frequency Control Program
Pressure Boundary Leakage
Fire Protection Program
Power change |
| ML21078A484 | 5 May 2021 | Issuance of Amendment Nos. 145 and 51 for One-Time Change to Technical Specification 3.7.11 to Extend the Completion Time for Main Control Room Chiller Modifications | Safe Shutdown
Safe Shutdown Earthquake
Internal Flooding
Temporary Modification
Cyber Security
Tornado Generated Missile
Surveillance Frequency Control Program
Earthquake
Fire Protection Program |
| ML21015A034 | 9 March 2021 | Issuance of Amendment No. 144 Regarding Post Accident Monitoring Instrumentation | Anticipated operational occurrence
Post Accident Monitoring |
| ML21034A169 | 26 February 2021 | Issuance of Amendment Nos. 143 and 50 Regarding Implementation of Full Spectrumtm Loss-of-Coolant Accident Analysis (LOCA) and New LOCA-Specific Tritium Producing Burnable Absorber Rod Stress Analysis Methodology | Coatings
Cyber Security
Fuel cladding
Fire Protection Program |
| ML20232C622 | 11 February 2021 | Issuance of Amendment Nos. 142 and 49 Regarding Revision to Technical Specifications to Implement WCAP-17661-P-A, Revision 1, Improved RAOC and CAOC Fq Surveillance Technical Specifications (EPID L-2020-LLA-0037 | Safe Shutdown
Anticipated operational occurrence
Internal Flooding
Probabilistic Risk Assessment
Cyber Security
Surveillance Frequency Control Program
Fire Protection Program
Power change |
| ML20282A345 | 19 November 2020 | Issuance of Amendment Nos. 313, 336, 296, 350, 344, 138, and 44 Revise Emergency Plan On-Shift Emergency Medical Technician & Onsite Ambulance Requirements | |
| ML20226A444 | 21 October 2020 | Issuance of Amendment No. 42 Regarding Measurement Uncertainty Recapture Power Uprate | Safe Shutdown
Boric Acid
Shutdown Margin
Ultimate heat sink
Offsite Dose Calculation Manual
Fire Barrier
Anticipated operational occurrence
Internal Flooding
Coatings
Operator Manual Action
Cyber Security
Emergency Lighting
Incorporated by reference
Annual Radioactive Effluent Release Report
Surveillance Frequency Control Program
Annual Radiological Environmental Operating Report
Process Control Program
Time Critical Operator Action
Safeguards Contingency Plan
Subsequent License Renewal
Earthquake
Fire Protection Program
Flow Induced Vibration
Power Uprate
Measurement Uncertainty Recapture |
| ML20273A043 | 29 September 2020 | Plants Unit 1 and 2 - Periodic Submission for Changes Made to the Technical Specification Bases and Technical Requirements Manual | |
| ML20156A018 | 10 August 2020 | Issuance of Amendment No. 40 Regarding Technical Specifications for Steam Generator Tube Repair Sleeve | Non-Destructive Examination
Anticipated operational occurrence
Safe Shutdown Earthquake
Post Accident Monitoring
Probabilistic Risk Assessment
Nondestructive Examination
Cyber Security
Fire Protection Program |
| CNL-19-115, Non-Voluntary License Amendment Request to Modify Watts Bar Nuclear Plant Units 1 and 2 Technical Specifications 3.2.1, Fq(Z), to Implement Methodology from WCAP-17661, Revision 1, Improved RAOC and CAOC Fq Surveillance Technical Specific | 2 March 2020 | Non-Voluntary License Amendment Request to Modify Watts Bar Nuclear Plant Units 1 and 2 Technical Specifications 3.2.1, Fq(Z), to Implement Methodology from WCAP-17661, Revision 1, Improved RAOC and CAOC Fq Surveillance Technical Specificat | Safe Shutdown
Boric Acid
Shutdown Margin
Anticipated operational occurrence
Surveillance Frequency Control Program
Fuel cladding
Fire Protection Program
Power change |
| ML20028F733 | 28 February 2020 | Issuance of Amendment Nos. 132 and 36 Regarding the Adoption of Technical Specifications Task Force Traveler TSTF-425, Revision 3 | High winds
Shutdown Margin
High Radiation Area
Ultimate heat sink
Internal Flooding
Hydrostatic
Probabilistic Risk Assessment
Cyber Security
Incorporated by reference
FLEX
Fukushima Dai-Ichi
Surveillance Frequency Control Program
Large early release frequency
Tritium Producing Burnable Absorber Rods
Offsite Circuit
Fire Protection Program
Backfit
Power change |
| ML19276E557 | 9 December 2019 | Issuance of Amendment Nos. 130 and 33 Regarding Adoption of Technical Specifications Task Force Traveler, TSTF-500, DC Electrical Rewrite - Update to TSTF-360 | Safe Shutdown
Anticipated operational occurrence
Cyber Security
Emergency Lighting
Battery sizing
Fire Protection Program |
| ML19238A005 | 26 November 2019 | Issuance of Amendment Nos. 129 and 32 Regarding Changes to Technical Specifications 3.8.1, 3.8.7, 3.8.8, and 3.8.9 | Safe Shutdown
Anticipated operational occurrence
Cyber Security
FLEX
Offsite Circuit
Fire Protection Program |
| CNL-19-067, Application to Revise Watts Bar Nuclear Plant (WBN) Unit 2 - Technical Specifications for Steam Generator Tube Repair Sleeve (WBN-TS-391-19-13) | 30 September 2019 | Application to Revise Watts Bar Nuclear Plant (WBN) Unit 2 - Technical Specifications for Steam Generator Tube Repair Sleeve (WBN-TS-391-19-13) | Anticipated operational occurrence
Safe Shutdown Earthquake
Post Accident Monitoring
Nondestructive Examination
Power change |
| CNL-19-060, Supplement to Application for Technical Specification Change Regarding Risk-Informed Justification for the Relocation of Specific Surveillance Frequency Requirements to a Licensee Controlled Program (WBN-TS-18-14) | 29 August 2019 | Supplement to Application for Technical Specification Change Regarding Risk-Informed Justification for the Relocation of Specific Surveillance Frequency Requirements to a Licensee Controlled Program (WBN-TS-18-14) | Safe Shutdown
Surveillance Frequency Control Program |
| ML18277A110 | 27 August 2019 | Units, 1 & 2 Issuance of Amendment Nos. 309, 332, 292, 345, 339, 128, and 31 Regarding Unbalanced Voltage Protection | Safe Shutdown
Anticipated operational occurrence
Cyber Security
Surveillance Frequency Control Program
Open Phase Condition
Fire Protection Program |
| ML19112A004 | 25 July 2019 | Issuance of Amendment Nos. 127 and 30 Regarding the Use of Optimized Zirlo Fuel Rod Cladding | Anticipated operational occurrence
Cyber Security
Tritium Producing Burnable Absorber Rods
Exemption Request
Fuel cladding
Fire Protection Program |
| ML19098A774 | 7 June 2019 | Issuance of Amendments Regarding Technical Specifications Changes Pertaining to 120-Volt Alternating Current Vital Buses | Safe Shutdown
Anticipated operational occurrence
Cyber Security
Fire Protection Program |
| ML18255A156 | 30 October 2018 | Issuance of Amendment to Modify Technical Specification 3.3.1 Reactor Protection System Instrumentation, Turbine Trip Function on Low Fluid Oil Pressure | Anticipated operational occurrence
Cyber Security
Fire Protection Program |
| ML18079A029 | 26 June 2018 | Issuance of Amendments Regarding Adoption of TSTF-547, Clarification of Rod Position Requirements (CAC Nos. MF8912and MF8913; EPID L-2016-LLA-0034) | Shutdown Margin
Cyber Security
Fire Protection Program |
| ML17311A786 | 7 December 2017 | Issuance of Amendment Regarding Ventilation Filter Testing Program (CAC No. MF9584; EPID L-2017-LLA-0207) | |
| ML17215A243 | 2 October 2017 | Browns Ferry Nuclear Plant, Units 1, 2, and 3; Watts Bar Nuclear Plant, Units 1 and 2 - Issuance of Amendments to Change Technical Specifications to Adopt Technical Specifications Task Force Traveler-522 (CAC No. MF9562-MF9566) | |
| CNL-17-029, Response to Request for Additional Information Regarding License Amendment Request for a One-Time Extension of Technical Specification Surveillance Requirements for AC Sources | 6 March 2017 | Response to Request for Additional Information Regarding License Amendment Request for a One-Time Extension of Technical Specification Surveillance Requirements for AC Sources | Time of Discovery |
| ML16343A814 | 5 January 2017 | Issuance of Amendment Regarding One-Time Extension of Intervals for Surveillance Requirements 3.6.11.2 and 3.6.11.3 | Time of Discovery
Cyber Security
Fire Protection Program |
| CNL-16-164, Application to Modify Technical Specifications to Extend Surveillance Requirement Intervals for AC Sources (WBN-TS-16-024) | 17 October 2016 | Application to Modify Technical Specifications to Extend Surveillance Requirement Intervals for AC Sources (WBN-TS-16-024) | Time of Discovery
Anticipated operational occurrence
Exemption Request
Offsite Circuit |
| NL-16-164, Watts Bar, Units 1 and 2 - Application to Modify Technical Specifications to Extend Surveillance Requirement Intervals for AC Sources (WBN-TS-16-024) | 17 October 2016 | Watts Bar, Units 1 and 2 - Application to Modify Technical Specifications to Extend Surveillance Requirement Intervals for AC Sources (WBN-TS-16-024) | |
| ML16159A057 | 29 July 2016 | Issuance of Amendment Regarding Revised Technical Specification 4.2.1 Fuel Assemblies to Increase the Maximum Number of Tritium Producing Burnable Absorber Rods | Boric Acid
Shutdown Margin
Offsite Dose Calculation Manual
Anticipated operational occurrence
Probabilistic Risk Assessment
Operator Manual Action
Annual Radioactive Effluent Release Report |
| CNL-16-047, Response to Request for Additional Information Regarding Request to Use F* Steam Generator Alternate Repair Criteria | 4 May 2016 | Response to Request for Additional Information Regarding Request to Use F* Steam Generator Alternate Repair Criteria | Post Accident Monitoring
Nondestructive Examination |
| ML15344A318 | 23 December 2015 | Issuance of Amendment Regarding Fire Protection License Conditions | Safe Shutdown
Operator Manual Action
Fire Protection Program |
| ML15348A112 | 14 December 2015 | Technical Specification (TS) 5.7.2.15 - Explosive Gas and Storage Tank Radioactivity Monitoring Program | Grab sample |
| ML15251A587 | 22 October 2015 | Issuance of Facility Operating License No. NPF-96 Watts Bar Nuclear Plant, Unit 2 | Safe Shutdown
Time of Discovery
Shutdown Margin
Reactor Vessel Water Level
High Radiation Area
Ultimate heat sink
Grab sample
Offsite Dose Calculation Manual
Post Accident Monitoring
Hydrostatic
Nondestructive Examination
Cyber Security
Pressure and Temperature Limits Report
Annual Radiological Environmental Operating Report
Process Control Program
Safeguards Contingency Plan
Pressure Boundary Leakage
Offsite Circuit
Fire Protection Program
Power change
Unidentified leakage |
| ML15301A140 | 22 October 2015 | Current Facility Operating License NPF-96, Tech Specs, Revised 11/08/2017 | Safe Shutdown
Time of Discovery
Shutdown Margin
Reactor Vessel Water Level
High Radiation Area
Ultimate heat sink
Grab sample
Offsite Dose Calculation Manual
Post Accident Monitoring
Hydrostatic
Nondestructive Examination
Cyber Security
FLEX
Pressure and Temperature Limits Report
Annual Radiological Environmental Operating Report
Process Control Program
Safeguards Contingency Plan
Pressure Boundary Leakage
Offsite Circuit
Fire Protection Program
Power change
Unidentified leakage |
| ML15275A042 | 20 October 2015 | Issuance of Amendment Regarding Application to Revise Technical Specifications for Component Cooling Water and Essential Raw Cooling Water to Support Dual Unit Operation | Ultimate heat sink
FLEX |
| ML15230A155 | 17 September 2015 | Issuance of Amendment Regarding Modification to Technical Specification 3.8.1 Regarding Diesel Generator Steady-State Frequency | Safe Shutdown
Stroke time
Anticipated operational occurrence
Offsite Circuit |
| NL-15-177, Watts Bar, Unit 2, Submittal of Replacement Pages for Developmental and Final Revision J of the Technical Specification & Technical Specification Bases, and Developmental and Final Revision E of Technical Requirements Manual & Technical Ma | 4 September 2015 | Watts Bar, Unit 2, Submittal of Replacement Pages for Developmental and Final Revision J of the Technical Specification & Technical Specification Bases, and Developmental and Final Revision E of Technical Requirements Manual & Technical Man | Boric Acid
Nondestructive Examination |