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 Issue dateTitleTopic
ML22357A10031 March 2023and Prairie Island Nuclear Generating Plant, Units 1 and 2 - Issuance of Amendments Standard Emergency Plan and Consolidated Emergency Operations FacilitySafe Shutdown
Health Physics Network
High winds
Minimum staff
Fire Protection Program
Siren
ML22318A21527 December 2022Issuance of Amendment No. 209 Ten-Year Inspection of the Diesel Generator Fuel Oil Storage TankAnticipated operational occurrence
Temporary Modification
Cyber Security
Qualified Offsite Circuit
Aging Management
Surveillance Frequency Control Program
ML22181A00017 August 2022Issuance of Amendments Reactor Trip System Power Range Instrumentation ChannelsSurveillance Frequency Control Program
L-PI-22-003, Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube Inspections7 June 2022Application to Revise Technical Specifications to Adopt TSTF-577, Revised Frequencies for Steam Generator Tube InspectionsNondestructive Examination
ML22061A2061 April 2022Issuance of Amendments TSTF-471, Rev. 1, TSTF-571-T, and Administrative Changes to Technical Specification Section 5.0Shutdown Margin
High Radiation Area
Offsite Dose Calculation Manual
Hydrostatic
Nondestructive Examination
Pressure and Temperature Limits Report
Surveillance Frequency Control Program
Safeguards Contingency Plan
Deep Dose Equivalent
Power Uprate
L-PI-21-029, Exigent License Amendment Request to Revise Technical Specification 3.7.8 to Allow a One-Time Extension of the Completion Time of Required Action B.17 October 2021Exigent License Amendment Request to Revise Technical Specification 3.7.8 to Allow a One-Time Extension of the Completion Time of Required Action B.1Safe Shutdown
Ultimate heat sink
Non-Destructive Examination
ML21148A27412 July 2021Issuance of Amendment No. 206 TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4bSafe Shutdown
High winds
Reactor Vessel Water Level
High Radiation Area
Ultimate heat sink
Tornado Missile
Water Inventory Control
Internal Flooding
Probabilistic Risk Assessment
Squib
Qualified Offsite Circuit
Emergency Lighting
FLEX
Tornado-Generated Missile
Fukushima Dai-Ichi
Seismically rugged
Surveillance Frequency Control Program
Scram Discharge Volume
Large early release frequency
MELLLA
Flooding Focused Evaluation
Maintenance Rule Program
Offsite Circuit
ML20346A02015 March 2021Issuance of Amendment Nos. 235 and 223, Adoption of Technical Specifications Task Force Traveler TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4bSafe Shutdown
High winds
High Radiation Area
Mission time
Fire Barrier
Internal Flooding
Probabilistic Risk Assessment
FLEX
Surveillance Frequency Control Program
Large early release frequency
Earthquake
Maintenance Rule Program
Offsite Circuit
Backfit
ML20356A0025 February 2021Issuance of Amendment Nos. 234 and 222, Revise Technical Specifications 3.2.1 and 5.6.5 Identified in Westinghouse Nuclear Safety Advisory Letters NSAL-09-05, Revision 1, and NSAL-15-1Surveillance Frequency Control Program
ML20352A3498 January 2021Issuance of Amendment No. 205, Revise Technical Specifications to Adopt Technical Specifications Task Force (TSTF) Traveler TSTF-582, RPV WIC Enhancements, and TSTF-583-T, TSTF-582 Diesel Generator VariationHigh Radiation Area
Water Inventory Control
Surveillance Frequency Control Program
Fuel cladding
Offsite Circuit
ML20210M0148 September 2020and Prairie Island Nuclear Generating Plant, Units 1 and 2 - Issuance of Amendment Nos. 204, 231, and 219 TSTF-529 Clarify Use and Application RulesTime of Discovery
L-PI-20-001, License Amendment Request to Address Issues Identified in Westinghouse Nuclear Safety Advisory Letter NSAL-09-5, Revision 1, and NSAL-15-129 January 2020License Amendment Request to Address Issues Identified in Westinghouse Nuclear Safety Advisory Letter NSAL-09-5, Revision 1, and NSAL-15-1Anticipated operational occurrence
Surveillance Frequency Control Program
Power change
L-PI-19-041, Application to Revise Technical Specifications to Adopt TSTF-547, Clarification of Rod Position Requirements23 December 2019Application to Revise Technical Specifications to Adopt TSTF-547, Clarification of Rod Position RequirementsShutdown Margin
Anticipated operational occurrence
Surveillance Frequency Control Program
B.5.b Mitigating Strategies
Fuel cladding
L-PI-19-040, License Amendment Request: Revise Technical Specification 5.5.14 to Permanently Extend Containment Leakage Rate Test Frequency7 October 2019License Amendment Request: Revise Technical Specification 5.5.14 to Permanently Extend Containment Leakage Rate Test FrequencyInternal 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
ML19176A42129 August 2019Issuance of Amendment No. 203 Adoption of 10 CFR 50.69Safe Shutdown
High winds
Tornado Missile
Internal Flooding
Probabilistic Risk Assessment
FLEX
Large early release frequency
Earthquake
ML19162A09330 July 2019Issuance of Amendment No, 202 Regarding Deletion of the Note Associated with Technical Specification 3.5.1., Erccs - OperatingWater Inventory Control
ML19045A48016 April 2019Issuance of Amendment Nos. 226 and 214 Adoption of TSTF-425, Revision 3, Relocate Surveillance Frequencies to Licensee Control - RITSTF Initiative 5BHigh winds
Shutdown Margin
High Radiation Area
Internal Flooding
Hydrostatic
Probabilistic Risk Assessment
Surveillance Frequency Control Program
Large early release frequency
Backfit
Power change
ML19029A09429 January 2019Issuance of Amendment No. 213, One-Time Technical Specification Change to Extend Completion Time for EDGs D5 and D6 (Emergency Circumstances)Safe Shutdown
Probabilistic Risk Assessment
FLEX
ML18291B21426 November 2018Issuance of Amendment Adoption of TSTF-551 Revise Secondary Containment Surveillance Requirements
L-MT-18-060, License Amendment Request: Revise the Safety Limit Minimum Critical Power Ratio in Reactor Core Safety Limit 2.1.112 November 2018License Amendment Request: Revise the Safety Limit Minimum Critical Power Ratio in Reactor Core Safety Limit 2.1.1Reactor Vessel Water Level
Safety Limit Minimum Critical Power Ratio
Anticipated operational occurrence
MELLLA
Fuel cladding
L-MT-18-006, Application to Revise Technical Specifications to Adopt TSTF-551, Revision 3, Revise Secondary Containment Surveillance Requirements3 July 2018Application to Revise Technical Specifications to Adopt TSTF-551, Revision 3, Revise Secondary Containment Surveillance RequirementsRecently irradiated fuel
ML17362A2025 March 2018Issuance of Amendment Concerning Revision to the Prairie Island Nuclear Generating Plant, Units 1 and 2 Emergency Plan (CAC Nos. MF9345 and MF9346; EPID L-2017-LLA-0175)Minimum staff
ML17346A08512 December 2017Final Pre-App TS Markups
ML17250A8717 September 2017MNGP TSTF-542 TS Draft MarkupsShutdown Margin
Reactor Vessel Water Level
High Radiation Area
Ultimate heat sink
Water Inventory Control
Post Accident Monitoring
Hydrostatic
Squib
Scram Discharge Volume
Pressure Boundary Leakage
Recently irradiated fuel
Offsite Circuit
ML17250A8707 September 2017MNGP TSTF-542 Draft VariationsReactor Vessel Water Level
Water Inventory Control
ML17172A43123 June 2017Correction of Amendment No. 194, Issuance of Amendment to Adopt F Tstf 545, Revision 3, Ts Inservice Testing Program Removal & Clarify Sr Usage Rule Application to Section 5.5 Testing
ML17123A32116 June 2017Issuance of Amendment Adoption of TSTF-545, Revision 3, TS Inservice Testing Program Removal and Clarify SR Usage Rule Application to Section 5.5 TestingIncorporated by reference
Missed surveillance
Pressure Boundary Leakage
ML16133A40616 June 2016Issuance of Amendment Nos. 217 and 205, Adoption of Technical Specifications Task Force TSTF-523, Revision 2, Generic Letter 2008-01, Managing Gas Accumulation (CAC Nos. MF6449 and MF6450)
ML15264A20930 November 2015Issuance of Amendment Nos. 216 and 204 Regarding Revisions to Technical Specification 3.3.3 and Renewed Facility Operating LicenseSafe Shutdown
Reactor Vessel Water Level
Cyber Security
Fire Protection Program
ML15335A49320 November 2015Technical Requirements Manual, Revision 17
L-MT-15-032, License Amendment Request to Revise Technical Specification Surveillance Requirement 3.5.1.3.b to Correct the Alternate Nitrogen System Pressure2 September 2015License Amendment Request to Revise Technical Specification Surveillance Requirement 3.5.1.3.b to Correct the Alternate Nitrogen System PressureStroke time
Power Uprate
ML15229A17626 August 2015Issuance of Amendment Nos. 215 and 203 Regarding Revision to Licensing Basis Analysis for a Waste Gas Decay Tank Rupture
ML15209A51217 July 2015Technical Specifications - Updating Instructions -Effective Date: 7/24/2015Fuel cladding
ML15209A50917 July 2015Technical Specifications - Updating InstructionsFuel cladding
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 Process29 June 2015Application to Revise Technical Specifications to Adopt TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation, Using the Consolidated Line Item Improvement ProcessStroke time
Time to boil
ML15072A1415 June 2015Issuance of Amendment No. 188 Regarding Transition to Areva Atrium 10XM Fuel and Areva Safety Analysis MethodsShutdown Margin
Reactor Vessel Water Level
Safety Limit Minimum Critical Power Ratio
Anticipated operational occurrence
Post Accident Monitoring
Hydrostatic
Pressure and Temperature Limits Report
Feedwater Controller Failure
MELLLA
Fuel cladding
Grace period
Power change
L-MT-15-043, Withdrawal of License Amendment Request to Revise Technical Specification Surveillance Requirement 3.5.1.3.b to Correct the Alternate Nitrogen System Pressure29 May 2015Withdrawal of License Amendment Request to Revise Technical Specification Surveillance Requirement 3.5.1.3.b to Correct the Alternate Nitrogen System Pressure
ML15086A04621 May 2015Issuance of Amendment Nos. 214 and 202 Regarding Revisions to Technical Specification 3.8.1, AC Sources - OperatingSafe Shutdown
ML15062A01320 May 2015Issuance of Amendments 213 and 201 to Revise TS 3.5.3, ECCS - Shutdown
ML15110A28015 April 2015Operating License and Technical SpecificationsUnanalyzed Condition
Shutdown Margin
Reactor Vessel Water Level
Safety Limit Minimum Critical Power Ratio
Stroke time
Anticipated operational occurrence
Hydrostatic
Cyber Security
B.5.b
Missed surveillance
Scram Discharge Volume
Safeguards Contingency Plan
Fuel cladding
Power Uprate
L-PI-15-004, Supplement to License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System)- Shutdown26 February 2015Supplement to License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System)- ShutdownPressure and Temperature Limits Report
ML14323A0338 January 2015Issuance of Amendment No. 187 Regarding Revision to TS 5.5.11 for Drywell Personnel Airlock Leakage Rate Testing
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 Implementation11 December 2014License 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 ImplementationSafe Shutdown
Unanalyzed Condition
Reactor Vessel Water Level
Post Accident Monitoring
ML14281A31825 November 2014Issuance of Amendment Regarding Reduction in Steam Dome Pressure Safety LimitReactor Vessel Water Level
Anticipated operational occurrence
Fuel cladding
L-MT-14-088, Areva Atrium 10XM Fuel Transition License Amendment Request Supplement11 November 2014Areva Atrium 10XM Fuel Transition License Amendment Request SupplementReactor Vessel Water Level
Fuel cladding
ML14246A4493 November 2014Issuance of Amendment to Revise TS 3.5.1, ECCS - Operating
L-MT-14-043, License Amendment Request for Fuel Storage Changes Supplement to Proposed Spent Fuel Pool Boral Monitoring Program Technical Specification30 May 2014License Amendment Request for Fuel Storage Changes Supplement to Proposed Spent Fuel Pool Boral Monitoring Program Technical SpecificationAging Management
ML14035A24828 March 2014Issuance of Amendment No. 180 to Implement Maximum Extended Load Line Limit Analysis Plus (Mellla+) Operating DomainSafe Shutdown
Shutdown Margin
Reactor Vessel Water Level
Anticipated operational occurrence
Post Accident Monitoring
Hydrostatic
Probabilistic Risk Assessment
Pressure and Temperature Limits Report
Minimum Critical Power Ratio
Scram Discharge Volume
Feedwater Controller Failure
MELLLA
Time Critical Operator Action
Power change
Flow Induced Vibration
ML14072A39013 March 2014License Amendment Request for Fuel Storage Changes, Supplement to Propose a Spent Fuel Pool Boral Monitoring Program Technical SpecificationAging Management
ML14058A20719 February 2014Technical Specifications (3801 TS Markup)