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 Issue dateTitle
L-PI-24-014, License Amendment Request to Revise the Technical Specification Definition of Reactor Trip System (RTS) Response Time and Apply Response Time Testing to RTS Trip Functions with Time Delay Assumption3 June 2024License Amendment Request to Revise the Technical Specification Definition of Reactor Trip System (RTS) Response Time and Apply Response Time Testing to RTS Trip Functions with Time Delay Assumption
ML24155A22228 May 2024Methodology Evaluation Report for Elimination of Response Time Testing Prairie Island Reactor Trip System Rev. 1
ML24128A10830 April 2024Updated Safety Analysis Report (Usar), Revision 38, Appendix J, Pre-Operational and Startup Texts
ML24128A11730 April 2024Updated Safety Analysis Report (Usar), Revision 38, Appendix L, Requirements of Renewed Operating Licenses
L-PI-22-001, 7 to Updated Safety Analysis Report, Enclosure 4, Bases Changes and License Amendments28 April 20227 to Updated Safety Analysis Report, Enclosure 4, Bases Changes and License Amendments
ML21252A01230 August 2021NRR E-mail Capture - Request for Additional Information Amendment Request to Adopt TSTF-471 and 517-T for Prairie Island
L-PI-21-016, Application for License Amendment to Implement 24-Month Operating Cycle6 August 2021Application for License Amendment to Implement 24-Month Operating Cycle
ML20252A25427 August 2020Proposed facility-developed RO-SRO Written Examination
ML20118D31827 April 2020Enclosure 4 - Technical Specifications (TS) Bases Control Program
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-15-1
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 Requirements
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 4b16 December 2019License Amendment Request: Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b
ML19168A08426 June 2019Biweekly Federal Register Notice - Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations - Publication Date: 07/02/2019
L-PI-18-018, Updated Safety Analysis Report (USAR) Revision 35, Appendix I, Postulated Pipe Failure Analysis Outside of Containment18 May 2018Updated Safety Analysis Report (USAR) Revision 35, Appendix I, Postulated Pipe Failure Analysis Outside of Containment
ML17156A21418 September 2017Transmittal Letter Requesting Licensee Comments on OPC 2.206 Proposed DD
ML17240A33830 August 2017Non-Safety Related Digital Feedwater and Amsac/Dss Control Systems Replacement Project Presentation
ML17130A71620 June 2017Issuance of Amendments Technical Specification 3.8.7 Inverters-Operating
L-PI-17-002, Response to Request for Additional Information Regarding License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action16 February 2017Response to Request for Additional Information Regarding License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action
ML16256A51413 October 2016Issuance of Amendment One-Time Extension for Technical Specification Surveillance Requirement 3.8.4.3. DC Sources - Operating
L-PI-16-060, License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action31 August 2016License Amendment Request to Revise Technical Specification 3.8.7 to Remove Non-Conservative Required Action
L-PI-16-049, Revision 34 to Updated Safety Analysis Report, Appendix L, Requirement of Renewed Operating Licenses3 June 2016Revision 34 to Updated Safety Analysis Report, Appendix L, Requirement of Renewed Operating Licenses
L-PI-16-045, Revisions to Technical Specifications Bases20 May 2016Revisions to Technical Specifications Bases
ML14189A66524 July 2014Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving Proposed No Significant Hazards Considerations and Containing Sensitive Unclassified Non-Safeguards Information - August 5, 2014
NRC-2014-0028, Biweekly Notice - Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations - Publication Date: February 18, 201410 February 2014Biweekly Notice - Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations - Publication Date: February 18, 2014
ML14037A41410 February 2014Biweekly Notice - Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations - Publication Date: February 18, 2014
L-PI-13-061, Supplement to License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System) - Shutdown.25 June 2013Supplement to License Amendment Request (LAR) to Revise Technical Specification (TS) 3.5.3, ECCS (Emergency Core Cooling System) - Shutdown.
L-PI-12-028, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources - Operating Emergency Diesel Generator Voltage Limits15 May 2012License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.1, AC Sources - Operating Emergency Diesel Generator Voltage Limits
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 Oil11 August 2011License 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
IR 05000282/20110022 May 2011IR 05000282-11-002; 05000306-11-002; on 01/01/2011 - 03/31/2011; Prairie Island Nuclear Generating Plant, Units 1 and 2; Equipment Alignment and Operability Evaluations
ML10243023922 November 2010Exemption from the Requirements of 10 CFR Section 50.46 and Appendix K to 10 CFR Part 50, to Allow Use of Optimized Zirlo as Fuel Rod Cladding Material
ML10203057318 August 2010Amendment Measurement Uncertainty Recapture Power Uprate
ML10148108221 June 2010Issuance of Amendments Technical Specification Changes to Revise Emergency Diesel Generator Test Loads in Surveillance Requirement (SR) 3.8.1.9
L-PI-10-001, License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.3, Diesel Fuel Oil, Storage Requirements27 January 2010License Amendment Request (LAR) to Revise Technical Specification (TS) 3.8.3, Diesel Fuel Oil, Storage Requirements
ML0914608091 July 2009Issuance of Amendments Technical Specifications Changes to Allow Use of Westinghouse 0.422-Inch OD 14X14 Vantage + Fuel
L-PI-08-047, License Amendment Request for Technical Specifications Changes to Allow Use of Westinghouse 0.422-inch OD 14x14 Vantage+ Fuel26 June 2008License Amendment Request for Technical Specifications Changes to Allow Use of Westinghouse 0.422-inch OD 14x14 Vantage+ Fuel
ML06292032314 November 2006License Amendments 175 and 165 Regarding Technical Specification Requirements for Surveillance Requirements for Installed Spare Components and Miscellaneous Corrections, (TAC Nos. MC8874 & MC8875)
L-PI-05-036, License Amendment Request (LAR) for Extension of Technical Specification (TS) 3.8.1, AC Sources-Operating, Emergency Diesel Generator Completion Time21 November 2005License Amendment Request (LAR) for Extension of Technical Specification (TS) 3.8.1, AC Sources-Operating, Emergency Diesel Generator Completion Time
L-PI-05-081, License Amendment Request (LAR) to Clarify Technical Specification Requirements for Surveillance Requirements for Installed Spare Components and Miscellaneous Corrections9 November 2005License Amendment Request (LAR) to Clarify Technical Specification Requirements for Surveillance Requirements for Installed Spare Components and Miscellaneous Corrections
ML0429502244 November 2004Response to Comments on the License Amendment and Safety Evaluation Issued on April 28, 2004 (TAC Nos. MC3676 and MC3677)
ML04090020928 April 2004License Amendment Relaxed Axial Offset Control of Reactor Core Through Technical Specification Changes
ML04147048823 April 2004Items for Proposed Examination for Prairie Island Retake Examination - 2004
ML04068039631 January 2004Safety Anaysis Transition Program Licensing Report.
ML03323022512 November 2003Submittal of WCAP-16084-NP, Development of Risk-Informed Safety Analysis Approach and Pilot Application.
ML02207065426 July 2002License Amendment Nos. 158 and 149, Conversion to Improved Technical Specifications (Safety Evaluation)
ML02214041226 July 2002Technical Specification Bases for License Amendment Nos. 158 and 149, Pages B3.7.8-1 to B3.9.6-4 (194 Pages)
ML02214037026 July 2002Technical Specification Bases for License Amendment Nos. 158 and 149, Pages B.3.3.2-1 to B3.4.13-13 (185 Pages)
ML02214035926 July 2002Technical Specification Bases for License Amendment Nos. 158 and 149, Pages B2.1.1-1 to B3.3.1-66 200 Pages)
ML02106060411 April 2002Part 3 of 3, Prairie Island Supplement to License Amendment Request Dated December 11, 2000 Conversion to Improved Technical Specifications (ITS)
ML20205Q03512 April 1999Proposed Tech Specs,Relocating Shutdown Margin Requirements from TS to COLR
ML20151U3474 September 1998Application for Amends to Licenses DPR-42 & DPR-60, Clarifying SRs & LCOs for Operability for Reactor Coolant Vent Sys