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 Issue dateTitleTopic
GO2-22-122, Response to Request for Additional Information Related to License Amendment Request to Adopt TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b28 November 2022Response to Request for Additional Information Related to License Amendment Request to Adopt TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b
GO2-22-096, Supplement to License Amendment Request to Adopt TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b4 October 2022Supplement to License Amendment Request to Adopt TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4bReactor Vessel Water Level
Probabilistic Risk Assessment
Qualified Offsite Circuit
FLEX
Thermoset
Large early release frequency
Maintenance Rule Program
Offsite Circuit
GO2-22-075, Response to Request for Additional Information Related to Revised Pressure-Temperature Limit Curves11 July 2022Response to Request for Additional Information Related to Revised Pressure-Temperature Limit CurvesShutdown Margin
Hydrostatic
Pressure and Temperature Limits Report
GO2-21-101, Response to Request for Additional Information Related to Remove License Condition 2.C.(34) and Revise License Condition 2.C.(35)24 August 2021Response to Request for Additional Information Related to Remove License Condition 2.C.(34) and Revise License Condition 2.C.(35)
GO2-21-108, Response to Request for Additional Information Related to License Amendment Request to Adopt TSTF-439, Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an LCO20 August 2021Response to Request for Additional Information Related to License Amendment Request to Adopt TSTF-439, Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an LCO
GO2-21-084, Response to Request for Additional Information Related to On-Site Cooling System Sediment Disposal23 June 2021Response to Request for Additional Information Related to On-Site Cooling System Sediment DisposalAnnual Radiological Environmental Operating Report
Deep Dose Equivalent
GO2-20-150, Response to Request for Additional Information Related to Request for a One-Time Exemption from 10 CFR 73, Appendix B, Section VI, Subsection C.3.(I)(1) Regarding Annual Force-On-Force Exercises, Due to COVID-193 December 2020Response to Request for Additional Information Related to Request for a One-Time Exemption from 10 CFR 73, Appendix B, Section VI, Subsection C.3.(I)(1) Regarding Annual Force-On-Force Exercises, Due to COVID-19Pandemic
COVID-19
GO2-20-127, Response to Request for Additional Information Related to Fourth Interval Inservice Inspection (ISI) Program Request 4ISI-0922 October 2020Response to Request for Additional Information Related to Fourth Interval Inservice Inspection (ISI) Program Request 4ISI-09Time of Discovery
Finite Element Analysis
GO2-20-120, Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating1 September 2020Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - OperatingSurveillance Frequency Control Program
ML20240A34527 August 2020Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating
GO2-20-118, Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating24 August 2020Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating
GO2-20-086, Response to Request for Additional Information Related to Reduction in Commitment to the Columbia Operational Quality Program Description1 June 2020Response to Request for Additional Information Related to Reduction in Commitment to the Columbia Operational Quality Program DescriptionCommercial Grade Dedication
Pandemic
GO2-20-071, Response to Request for Additional Information Related to Exigent License Amendment Request for One-Time Change to Completion Times for Inoperable Electrical Distribution Systems23 April 2020Response to Request for Additional Information Related to Exigent License Amendment Request for One-Time Change to Completion Times for Inoperable Electrical Distribution SystemsAnticipated operational occurrence
GO2-20-029, Response to Request for Additional Information Related to License Amendment Request to Revise Technical Specifications to Adopt TSTF-563, Revise Instrument Testing Definitions to Incorporate the Surveillance...19 February 2020Response to Request for Additional Information Related to License Amendment Request to Revise Technical Specifications to Adopt TSTF-563, Revise Instrument Testing Definitions to Incorporate the Surveillance...Surveillance Frequency Control Program
GO2-19-124, Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating20 August 2019Response to Request for Additional Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating
GO2-19-111, Response to Request for Additional Information Related to License Amendment Request for Licensing Basis Change to Control Room Air Conditioning System30 July 2019Response to Request for Additional Information Related to License Amendment Request for Licensing Basis Change to Control Room Air Conditioning SystemSafe Shutdown
Ultimate heat sink
Fire Barrier
Operator Manual Action
Emergency Lighting
Fire Protection Program
GO2-18-102, Response to Supplemental Information Needed for Acceptance of Requested Licensing Action Re-Renewed Facility Operating License and Technical Specification Clean-Up7 August 2018Response to Supplemental Information Needed for Acceptance of Requested Licensing Action Re-Renewed Facility Operating License and Technical Specification Clean-UpSafe Shutdown
Shutdown Margin
Reactor Vessel Water Level
High Radiation Area
Ultimate heat sink
Water Inventory Control
Post Accident Monitoring
Hydrostatic
Surveillance Frequency Control Program
Scram Discharge Volume
Overtravel
GO2-18-075, Response to Request for Additional Information for TSTF-542 License Amendment Request27 June 2018Response to Request for Additional Information for TSTF-542 License Amendment RequestWater Inventory Control
Surveillance Frequency Control Program
ML18191A20519 June 2018Forwards Response to NRC Comments of July 7, 1977 and February 23, 1978 on Caorso Test Plan
GO2-17-186, Response to Request for Additional Information Related to License Amendment Request - Revise Technical Specification 5.5.12 for Permanent Extension of Type a Test and Type C Leak Rate Test Frequencies2 January 2018Response to Request for Additional Information Related to License Amendment Request - Revise Technical Specification 5.5.12 for Permanent Extension of Type a Test and Type C Leak Rate Test FrequenciesHigh winds
Internal Flooding
Probabilistic Risk Assessment
Fukushima Dai-Ichi
Earthquake
GO2-17-204, Energy Northwest Submittal of the Spent Fuel Pool Evaluation Supplemental Report, Response to NRC Request for Information Pursuant to 10 Crf 50.54(F) Regarding Recommendation 2.1 of the Near-Term Task Force Review ...28 December 2017Energy Northwest Submittal of the Spent Fuel Pool Evaluation Supplemental Report, Response to NRC Request for Information Pursuant to 10 Crf 50.54(F) Regarding Recommendation 2.1 of the Near-Term Task Force Review ...Safe Shutdown Earthquake
Probabilistic Risk Assessment
Fukushima Dai-Ichi
GO2-17-175, Response to Request for Additional Information Related to License Amendment Request for Reclassifying Quality Group of Low Temperature Portions of Reactor Water Cleanup System20 November 2017Response to Request for Additional Information Related to License Amendment Request for Reclassifying Quality Group of Low Temperature Portions of Reactor Water Cleanup SystemPacking leak
Stroke time
GO2-17-166, Response to Request for Additional Information for Relief Request 3ISI-193 October 2017Response to Request for Additional Information for Relief Request 3ISI-19VT-2
Through-Wall Leakage
GO2-17-107, Response to Request for Additional Information for Relief Request 3ISI-1626 June 2017Response to Request for Additional Information for Relief Request 3ISI-16
GO2-17-119, Supplement to Response to Request for Additional Information Related to License Amendment Request to Adopt Emergency Action Level Scheme Pursuant to NEI 99-01 Revision 621 June 2017Supplement to Response to Request for Additional Information Related to License Amendment Request to Adopt Emergency Action Level Scheme Pursuant to NEI 99-01 Revision 6Safe Shutdown
Unanalyzed Condition
Time of Discovery
High winds
Ultimate heat sink
Offsite Dose Calculation Manual
Fire Barrier
Safe Shutdown Earthquake
Internal Flooding
Probabilistic Risk Assessment
Operating Basis Earthquake
Operator Manual Action
Battery sizing
Earthquake
Fuel cladding
Pressure Boundary Leakage
Grace period
Power change
GO2-17-093, Response to Request for Supplemental Information Related to Generic Letter 2016-01, Monitoring of Neutro-Absorbing Materials in Spent Fuel Pools - Licensee-Reported Category 3 Plants2 May 2017Response to Request for Supplemental Information Related to Generic Letter 2016-01, Monitoring of Neutro-Absorbing Materials in Spent Fuel Pools - Licensee-Reported Category 3 PlantsSafe Shutdown Earthquake
ML17066A4937 March 2017Submittal of Additional Information in Response to Mur LAR: Primary Element Accuracy Calculation
GO2-17-048, Response to Request for Additional Information Related to License Amendment Request to Adopt Emergency Action Level Scheme Pursuant to NEI-99-01 Revision 6 (MF8219)23 February 2017Response to Request for Additional Information Related to License Amendment Request to Adopt Emergency Action Level Scheme Pursuant to NEI-99-01 Revision 6 (MF8219)Safe Shutdown
Unanalyzed Condition
Time of Discovery
High winds
Ultimate heat sink
Offsite Dose Calculation Manual
Fire Barrier
Safe Shutdown Earthquake
Internal Flooding
Probabilistic Risk Assessment
Operating Basis Earthquake
Operator Manual Action
Functionality Assessment
Battery sizing
Earthquake
Fuel cladding
Pressure Boundary Leakage
Grace period
Power change
GO2-17-049, Response to Request for Additional Information, Columbia Mur LAR Evib Rais, Enclosure 216 February 2017Response to Request for Additional Information, Columbia Mur LAR Evib Rais, Enclosure 2
GO2-17-014, Response to Request for Additional Information Human Performance9 January 2017Response to Request for Additional Information Human Performance
GO2-16-173, Supplement to Response to Request for Additional Information Related to Columbia LAR: Fire Protection RAI-112 December 2016Supplement to Response to Request for Additional Information Related to Columbia LAR: Fire Protection RAI-1Fire Protection Program
GO2-16-161, Response to Request for Additional Information, Columbia Mur LAR: Esgb, Coating and FAC8 December 2016Response to Request for Additional Information, Columbia Mur LAR: Esgb, Coating and FACCoatings
Through Wall Leak
GO2-16-155, Response to Request for Additional Information for License Amendment Request to Reduce the Reactor Steam Dome Pressure Specified in Technical Specification 2.1.1, Reactor Core Sls from the Reactor Systems Branch17 November 2016Response to Request for Additional Information for License Amendment Request to Reduce the Reactor Steam Dome Pressure Specified in Technical Specification 2.1.1, Reactor Core Sls from the Reactor Systems BranchReactor Vessel Water Level
GO2-16-153, Response to Request for Additional Information Regarding Mur License Amendment Request Fire Protection10 November 2016Response to Request for Additional Information Regarding Mur License Amendment Request Fire ProtectionFLEX
B.5.b Mitigating Strategies
Fire Protection Program
GO2-16-128, Response to Request for Additional Information Related to Relief Request 4ISI-06 Regarding Code Case N-666-120 September 2016Response to Request for Additional Information Related to Relief Request 4ISI-06 Regarding Code Case N-666-1Weld Overlay
Liquid penetrant
GO2-16-107, Response to Request for Additional Information Related to Relief Request 4ISI-05 Regarding Reactor Pressure Vessel Flange Leak-Off Lines and Code Case N-8053 August 2016Response to Request for Additional Information Related to Relief Request 4ISI-05 Regarding Reactor Pressure Vessel Flange Leak-Off Lines and Code Case N-805VT-2
GO2-16-090, Response to Request for Additional Information for Relief Request 4ISI-0214 July 2016Response to Request for Additional Information for Relief Request 4ISI-02Hydrostatic
VT-2
Incorporated by reference
Pressure Boundary Leakage
GO2-16-070, Response to Request for Additional Information Associated with Expedited Seismic Evaluation Process Submittal17 May 2016Response to Request for Additional Information Associated with Expedited Seismic Evaluation Process SubmittalFLEX
Fukushima Dai-Ichi
GO2-16-057, Response to Second Request for Additional Information RAI) Related to an Amendment to Adopt Technical Specification Task Force (TSTF)-425, Revision 3 to Relocate Specific Surveillance Frequencies to a Licensee Controlled Program7 April 2016Response to Second Request for Additional Information RAI) Related to an Amendment to Adopt Technical Specification Task Force (TSTF)-425, Revision 3 to Relocate Specific Surveillance Frequencies to a Licensee Controlled ProgramProbabilistic Risk Assessment
GO2-15-173, Supplement to Response to Second Request for Additional Information on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 328 December 2015Supplement to Response to Second Request for Additional Information on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 3Squib
Surveillance Frequency Control Program
Offsite Circuit
GO2-15-152, Response to Second Request for Additional Information on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 317 November 2015Response to Second Request for Additional Information on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 3High Radiation Area
Squib
Surveillance Frequency Control Program
Scram Discharge Volume
Fuel cladding
GO2-15-145, Response to Request to Additional Information (RAI) 3 on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 329 October 2015Response to Request to Additional Information (RAI) 3 on License Amendment Request for Adoption of Technical Specification Task Force (TSTF)-425, Revision 3
GO2-16-021, R02 15-5462, Revision a, Expedited Seismic Evaluation Process (ESEP) Report27 October 2015R02 15-5462, Revision a, Expedited Seismic Evaluation Process (ESEP) ReportUltimate heat sink
Tornado Missile
Safe Shutdown Earthquake
Internal Flooding
Probabilistic Risk Assessment
Finite Element Analysis
FLEX
Fukushima Dai-Ichi
Tornado Missile Protection
Design basis earthquake
Earthquake
Power-Operated Valves
Power Operated Valves
GO2-15-137, Response to the Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Reevaluations24 September 2015Response to the Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic ReevaluationsFukushima Dai-Ichi
Earthquake
GO2-15-128, Response to Request for Additional Information Regarding License Amendment Request for Adopt Technical Specification Task Force (TSTF)-425, Revision 317 September 2015Response to Request for Additional Information Regarding License Amendment Request for Adopt Technical Specification Task Force (TSTF)-425, Revision 3Internal Flooding
Probabilistic Risk Assessment
ML18191A20330 June 1978Response to NRC Request for Additional Information (Round 3 Questions)
ML18191A23816 December 1977Advising of Intention to Complete Evaluation Regarding BWR Relief Valve Control System & Associated Containment Loads for Wppss Nuclear Project No. 2 Is Scheduled During 2nd Quarter of 1978
ML18191A81028 April 1976Wppss Nuclear Project No. 2 Post-Construction Permit Item Drywell/Wetwell Leakage Study
ML18191A27412 January 1976Wppss Nuclear Project No. 2. Clarification of Criteria, Pipe Rupture Protection Inside ContainmentFinite Element Analysis
ML18191A81318 August 1975Wppss Nuclear Project No. 2 Response to Request for Information Main Steam Isolation Valve Leakage Control System