ML23215A167 | 15 December 2023 | Acceptance of Requested Licensing Action Amendment Request to Revise Surveillance Requirement 3.8.1.2 Note 3 | |
L-PI-23-025, License Amendment Request to Revise Technical Specification 3.8.1, Surveillance Requirement 3.8.1.2, Note 3 | 28 September 2023 | License Amendment Request to Revise Technical Specification 3.8.1, Surveillance Requirement 3.8.1.2, Note 3 | Safe Shutdown Surveillance Frequency Control Program Offsite Circuit |
L-PI-23-006, License Amendment Request to Revise Technical Specification 3.7.8 Required Actions | 22 June 2023 | License Amendment Request to Revise Technical Specification 3.7.8 Required Actions | Safe Shutdown Probabilistic Risk Assessment |
L-PI-23-007, Supplement to Application to Revise Technical Specification Section 5.6.6, Reactor Coolant System (RCS) Pressure and Temperature Limits Report (PTLR) | 28 March 2023 | Supplement to Application to Revise Technical Specification Section 5.6.6, Reactor Coolant System (RCS) Pressure and Temperature Limits Report (PTLR) | Hydrostatic Pressure and Temperature Limits Report |
L-PI-22-040, Supplement to Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube Inspections | 6 October 2022 | Supplement to Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube Inspections | Nondestructive Examination |
L-PI-22-003, Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube Inspections | 7 June 2022 | Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube Inspections | Nondestructive Examination |
L-PI-22-024, Supplement to Application for License Amendment to Implement 24-Month Operating Cycle | 7 March 2022 | Supplement to Application for License Amendment to Implement 24-Month Operating Cycle | |
ML21320A226 | 15 November 2021 | License Amendment Request: Standard Emergency Plan and Consolidated Emergency Operations Facility for the Monticello Nuclear Generating Plant and the Prairie Island Nuclear Generating Plant | |
L-PI-21-006, License Amendment Request to Revise Technical Specification 3.3.1, Reactor Trip System (RTS) Instrumentation, to Incorporate Installed Bypass Test Capability for the Power Range RTS Functions | 2 October 2021 | License Amendment Request to Revise Technical Specification 3.3.1, Reactor Trip System (RTS) Instrumentation, to Incorporate Installed Bypass Test Capability for the Power Range RTS Functions | Safe Shutdown Earthquake Operating Basis Earthquake Surveillance Frequency Control Program Earthquake |
L-PI-21-016, Application for License Amendment to Implement 24-Month Operating Cycle | 6 August 2021 | Application for License Amendment to Implement 24-Month Operating Cycle | Safe Shutdown Reactor Vessel Water Level Offsite Dose Calculation Manual Anticipated operational occurrence Surveillance Frequency Control Program Maintenance Rule Program Fuel cladding |
L-PI-21-007, Application to Revise Technical Specifications to Adopt TSTF-471, Eliminate Use of the Term Core Alterations in Actions and Notes | 19 April 2021 | Application to Revise Technical Specifications to Adopt TSTF-471, Eliminate Use of the Term Core Alterations in Actions and Notes | Boric Acid Shutdown Margin High Radiation Area Offsite Dose Calculation Manual Hydrostatic Nondestructive Examination Pressure and Temperature Limits Report Surveillance Frequency Control Program Deep Dose Equivalent Power Uprate |
L-PI-20-051, Supplement to Application to Revise Technical Specifications to Adopt TSTF-547, Clarification of Rod Position Requirements | 28 September 2020 | Supplement to Application to Revise Technical Specifications to Adopt TSTF-547, Clarification of Rod Position Requirements | Shutdown Margin Surveillance Frequency Control Program |
L-PI-20-004, License Amendment Request to Revise Technical Specifications (TS) to Remove Note I from Limiting Condition for Operating (LCO) 3.4.12 and LCO 3.4.13 | 30 March 2020 | License Amendment Request to Revise Technical Specifications (TS) to Remove Note I from Limiting Condition for Operating (LCO) 3.4.12 and LCO 3.4.13 | Stroke time Pressure and Temperature Limits Report Surveillance Frequency Control Program |
ML20058F943 | 27 February 2020 | and Prairie Island Nuclear Generating Plant, Units 1 and 2 - License Amendment Request: Revise Technical Specifications to Adopt TSTF-529, Clarify Use and Application Rules Revision 4 | Time of Discovery Incorporated by reference Missed surveillance |
L-PI-20-001, License Amendment Request to Address Issues Identified in Westinghouse Nuclear Safety Advisory Letter NSAL-09-5, Revision 1, and NSAL-15-1 | 29 January 2020 | License Amendment Request to Address Issues Identified in Westinghouse Nuclear Safety Advisory Letter NSAL-09-5, Revision 1, and NSAL-15-1 | Anticipated operational occurrence Surveillance Frequency Control Program Power change |
L-PI-19-031, License Amendment Request: Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b | 16 December 2019 | License Amendment Request: Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b | Safe Shutdown High winds High Radiation Area Ultimate heat sink Fire Barrier Anticipated operational occurrence Safe Shutdown Earthquake Internal Flooding Probabilistic Risk Assessment FLEX Fukushima Dai-Ichi Surveillance Frequency Control Program Large early release frequency Earthquake Turbine Missile Offsite Circuit Fire Protection Program |
L-PI-19-040, License Amendment Request: Revise Technical Specification 5.5.14 to Permanently Extend Containment Leakage Rate Test Frequency | 7 October 2019 | License Amendment Request: Revise Technical Specification 5.5.14 to Permanently Extend Containment Leakage Rate Test Frequency | Internal Flooding Probabilistic Risk Assessment Coatings Operating Basis Earthquake Aging Management Surveillance Frequency Control Program Large early release frequency Moisture barrier Maintenance Rule Program Fuel cladding Grace period |
L-PI-19-006, Emergency License Amendment Request Regarding One-Time Extension for Technical Specification Completion Time Requirements | 29 January 2019 | Emergency License Amendment Request Regarding One-Time Extension for Technical Specification Completion Time Requirements | Safe Shutdown Enforcement Discretion Probabilistic Risk Assessment FLEX |
L-PI-18-064, License Amendment Request (LAR) to Revise Current Licensing Basis, Supplement 1 | 4 December 2018 | License Amendment Request (LAR) to Revise Current Licensing Basis, Supplement 1 | Safe Shutdown Design basis earthquake Earthquake Control of Heavy Loads |
L-PI-18-014, License Amendment Request (LAR) to Revise Current Licensing Basis | 2 October 2018 | License Amendment Request (LAR) to Revise Current Licensing Basis | Safe Shutdown Design basis earthquake Control of Heavy Loads |
L-PI-18-031, License Amendment Request to Adopt TSTF-439, Revision 2, Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an Lco. | 26 June 2018 | License Amendment Request to Adopt TSTF-439, Revision 2, Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an Lco. | Safe Shutdown Offsite Circuit |
L-PI-18-005, License Amendment Request to Revise License Condition Associated with Implementation of NFPA 805 | 18 May 2018 | License Amendment Request to Revise License Condition Associated with Implementation of NFPA 805 | Hot Short Safe Shutdown Mission time Fire Barrier Probabilistic Risk Assessment Cyber Security Multiple Spurious Operation Large early release frequency Fire Protection Program Fire Watch Very Early Warning Fire Detection |
ML17090A201 | 31 March 2017 | License Amendment Request to Revise Technical Specification for Plant/Unit Staff Qualifications Education and Experience Eligibility Requirements for Licensed Operators | |
ML17094A576 | 29 March 2017 | License Amendment Request to Revise Emergency Action Level (EAL) Scheme | Safe Shutdown Time of Discovery High winds Reactor Vessel Water Level High Radiation Area Ultimate heat sink Offsite Dose Calculation Manual Fire Barrier Safe Shutdown Earthquake Internal Flooding Probabilistic Risk Assessment Operating Basis Earthquake Operator Manual Action Locked High Radiation Area Spent Fuel Pool Instrumentation Safeguards Contingency Plan Earthquake Fuel cladding Pressure Boundary Leakage Grace period Backfit Unidentified leakage |
ML17055C359 | 23 February 2017 | License Amendment Request: Revision to Emergency Plan Staff Augmentation Response Times | Severe Accident Management Guideline Fuel cladding Minimum staff Overexposure |
L-PI-16-060, License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action | 31 August 2016 | License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action | Anticipated operational occurrence |
L-PI-16-020, License Amendment Request Regarding One-Time Extension for Technical Specification Surveillance Requirement 3.8.4.3. DC Sources- Operating. | 7 April 2016 | License Amendment Request Regarding One-Time Extension for Technical Specification Surveillance Requirement 3.8.4.3. DC Sources- Operating. | Battery sizing |
L-PI-16-003, Supplement to License Amendment Request to Revise Technical Specifications to Adopt TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation, Revision 2, Using the Consolidated Line Item Improvement Process | 25 January 2016 | Supplement to License Amendment Request to Revise Technical Specifications to Adopt TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation, Revision 2, Using the Consolidated Line Item Improvement Process | |
ML15327A228 | 17 November 2015 | License Amendment Request for Spent Fuel Pool Criticality Technical Specification Changes | |
L-PI-15-087, Enclosures 7 & 8: Modeling of Fuel Assemblies Containing Both Ifba and Gadolinia Absorber Rods with Westinghouse Core Design Code Systems and Affidavit | 31 October 2015 | Enclosures 7 & 8: Modeling of Fuel Assemblies Containing Both Ifba and Gadolinia Absorber Rods with Westinghouse Core Design Code Systems and Affidavit | |
L-PI-15-030, Application to Revise Technical Specifications to Adopt TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation, Using the Consolidated Line Item Improvement Process | 29 June 2015 | Application to Revise Technical Specifications to Adopt TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation, Using the Consolidated Line Item Improvement Process | Stroke time Time to boil |
L-PI-14-034, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.3.3, Event Monitoring (EM) Instrumentation, and Additional Conditions Related to Alternative Source Term License Amendment Implementation | 11 December 2014 | License Amendment Request (LAR) to Revise Technical Specification (TS) 3.3.3, Event Monitoring (EM) Instrumentation, and Additional Conditions Related to Alternative Source Term License Amendment Implementation | Safe Shutdown Unanalyzed Condition Reactor Vessel Water Level Post Accident Monitoring |
L-PI-14-072, License Amendment Request (LAR) to Revise the Licensing Basis Analysis for a Waste Gas Decay Tank Rupture | 21 August 2014 | License Amendment Request (LAR) to Revise the Licensing Basis Analysis for a Waste Gas Decay Tank Rupture | Earthquake Fire Protection Program |
L-PI-14-037, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources- Operating, Emergency Diesel Generator Voltage and Frequency Limits | 9 June 2014 | License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources- Operating, Emergency Diesel Generator Voltage and Frequency Limits | Safe Shutdown Stroke time Offsite Circuit |
ML14126A727 | 5 May 2014 | Supplement to License Amendment Request (LAR) for Cyber Security Plan Implementation Date Extension | Safe Shutdown Cyber Security Safeguards Contingency Plan Fuel cladding Fire Protection Program |
L-PI-13-102, License Amendment Request (LAR) to Revise Staff Augmentation Times in the Prairie Island Nuclear Generating Plant (PINGP) Emergency Plan | 20 December 2013 | License Amendment Request (LAR) to Revise Staff Augmentation Times in the Prairie Island Nuclear Generating Plant (PINGP) Emergency Plan | Safe Shutdown Health Physics Network Fuel cladding Minimum staff Overexposure |
ML13333B674 | 27 November 2013 | License Amendment Request (LAR) for Northern States Power Company, Minnesota (NSPM) Cyber Security Plan Implementation Date Extension | Cyber Security |
L-PI-13-076, Supplement to License Amendment Request for Exception to Technical Specification 5.5.14 Testing Requirements Associated with Steam Generator Replacement | 25 July 2013 | Supplement to License Amendment Request for Exception to Technical Specification 5.5.14 Testing Requirements Associated with Steam Generator Replacement | |
L-PI-13-071, Supplement to License Amendment Request (LAR) to Revise Emergency Plan (EP) Emergency Action Levels (Eals): RA 1.2 and Fuel Clad Barrier Loss Criteria | 23 July 2013 | Supplement to License Amendment Request (LAR) to Revise Emergency Plan (EP) Emergency Action Levels (Eals): RA 1.2 and Fuel Clad Barrier Loss Criteria | |
L-PI-13-030, License Amendment Request (LAR) to Add a Methodology to Technical Specification (TS) 5.6.5, Core Operating Limits Report (Colr). | 23 May 2013 | License Amendment Request (LAR) to Add a Methodology to Technical Specification (TS) 5.6.5, Core Operating Limits Report (Colr). | Shutdown Margin |
L-PI-13-017, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System) - Shutdown | 20 February 2013 | License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System) - Shutdown | Boric Acid Pressure and Temperature Limits Report |
L-PI-12-110, License Amendment Request (LAR) to Revise Emergency Plan (EP) Emergency Action Levels (Eals): RA1.2 and Fuel Clad Barrier Loss Criteria | 13 December 2012 | License Amendment Request (LAR) to Revise Emergency Plan (EP) Emergency Action Levels (Eals): RA1.2 and Fuel Clad Barrier Loss Criteria | Reactor Vessel Water Level Offsite Dose Calculation Manual Fuel cladding |
ML12278A405 | 28 September 2012 | Prairie Island, Units 1 and 2, License Amendment Request to Adopt NFPA 805 Performance-Based Standard for Fire Protection for Light Water Reactors | |
L-PI-12-054, Application to Revise Technical Specifications Associated with Steam Generator Replacement and Adopt TSTF-510, Revision to Steam Generator Program Inspection Frequencies and Tube Sample Selection | 25 July 2012 | Application to Revise Technical Specifications Associated with Steam Generator Replacement and Adopt TSTF-510, Revision to Steam Generator Program Inspection Frequencies and Tube Sample Selection | Non-Destructive Examination Nondestructive Examination |
L-PI-12-055, License Amendment Request for Exception to Technical Specification 5.5.14 Testing Requirements Associated with Steam Generator Replacement | 25 July 2012 | License Amendment Request for Exception to Technical Specification 5.5.14 Testing Requirements Associated with Steam Generator Replacement | Hydrostatic |
L-PI-12-028, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources - Operating Emergency Diesel Generator Voltage Limits | 15 May 2012 | License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources - Operating Emergency Diesel Generator Voltage Limits | Safe Shutdown Anticipated operational occurrence |
L-PI-11-037, License Amendment Request to Add Diesel Fuel Oil License Bases and Revise Technical Specifications 3.7.8 Re Cooling Water System & 3.8.3 Re Diesel Fuel Oil | 11 August 2011 | License Amendment Request to Add Diesel Fuel Oil License Bases and Revise Technical Specifications 3.7.8 Re Cooling Water System & 3.8.3 Re Diesel Fuel Oil | Safe Shutdown Anticipated operational occurrence Hydrostatic Tornado Generated Missile |
L-PI-11-038, Supplement to License Amendment Request to Exclude the Dynamic Effects Associated with Certain Postulated Pipe Ruptures from the Licensing Basis Based Upon Application of Leak-Before-Break Methodology | 6 April 2011 | Supplement to License Amendment Request to Exclude the Dynamic Effects Associated with Certain Postulated Pipe Ruptures from the Licensing Basis Based Upon Application of Leak-Before-Break Methodology | Grab sample Pressure boundary leak |
L-PI-11-008, License Amendment Request (LAR) to Revise Technical Specification (TS) 5.2.1, Onsite and Offsite Organizations and TS 5.3, Plant Staff Qualifications. | 4 February 2011 | License Amendment Request (LAR) to Revise Technical Specification (TS) 5.2.1, Onsite and Offsite Organizations and TS 5.3, Plant Staff Qualifications. | |
L-PI-11-016, License Amendment Request (LAR) to Revise Surveillance Requirement (SR) Footnote in Technical Specification (TS) 3.8.1, AC Sources - Operating. | 3 February 2011 | License Amendment Request (LAR) to Revise Surveillance Requirement (SR) Footnote in Technical Specification (TS) 3.8.1, AC Sources - Operating. | Offsite Circuit |