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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.

List of results

• 05000369/LER-1997-010, :on 971023,determined That Potential Existed for Inadequate Margin to Be Maintained W/Regard to RCS Flow Rate Due to Analysis Deficiency.Ts Change Will Be Submitted to Eliminate Potential non-conservatism  + (07:28:56, 24 May 2025)
• TAC:59974  + (07:29:20, 24 May 2025)
• IR 05000458/1997020  + (07:29:24, 24 May 2025)
• ML20202A654  + (07:29:43, 24 May 2025)
• ML20199M380  + (07:30:18, 24 May 2025)
• ML20199M235  + (07:30:30, 24 May 2025)
• ML20199M093  + (07:30:45, 24 May 2025)
• IR 05000361/1997021  + (07:31:00, 24 May 2025)
• 05000443/LER-1997-015, :on 971028,potentially non-conservative W Fuel Rod Performance Model Was Discovered.Caused by W Fuel Rod Performance Code That Is Potentially non-conservative.W Planning to Perform plant-specific Analyses  + (07:31:05, 24 May 2025)
• 05000454/LER-1997-021-03, :on 971028,CR Door Was Removed & non-seismically Qualified Structure Was Relied on to Maintain Pressure Boundary.Caused by Inadequate Procedure. Temporary Barrier Was Provided  + (07:31:15, 24 May 2025)
• 05000374/LER-1998-001, :on 980106,indications,isolations & Alarms Occurred Due to Trip of 2B RPS MG Set Output Breaker & Concurrent Tripping of Electrical Protection Assembly. Replaced Circuit Board Containing Overvoltage Relay  + (07:31:33, 24 May 2025)
• 05000265/LER-1997-002-01, :on 970301,Unit 2 Was Shutdown Per TS 3.5.A & 3.6.F.Caused by Personnel Cognitive Error.Containment Procedure Changes Were Implemented to Prevent Containment Pressure Suppression Bypass  + (07:32:03, 24 May 2025)
• IR 05000498/1997015  + (07:32:27, 24 May 2025)
• 05000445/LER-1997-004-01, Forwards LER 97-004-01 Re Issues Discovered During Review of GL 96-01 Associated W/Ts Surveillances at Cpses,Unit 1. Condition Discovered on 971009 & Reported on 971025. Commitments Re CPSES Units 1 & 2 as Noted in Attachmen  + (07:32:40, 24 May 2025)
• 05000266/LER-1997-041, :on 971023,potential Common Mode Failure in Afws Control Circuits Was Noted.Caused by AFW Control Circuits Installed by Plant Mods.Temporary Mods Will Restore Physical Separation for Cables  + (07:33:03, 24 May 2025)
• 05000302/LER-1979-005-01, Discusses Commitment Stated in LER 79-005-01T-1 Re MSIV Valves Not Closing within Design Time of Five Seconds During Double Ended Pipe Rupture.Util Has Determined That Upgrading Air Circuit to Seismic Class I Will Not Be Nec  + (07:33:07, 24 May 2025)
• IR 05000302/1997021  + (07:33:17, 24 May 2025)
• ML20199L664  + (07:33:26, 24 May 2025)
• TAC:52411  + (07:33:35, 24 May 2025)
• ML20199L614  + (07:33:44, 24 May 2025)
• IR 015000019/1997001  + (07:33:52, 24 May 2025)
• IR 05000213/1997010  + (07:33:56, 24 May 2025)
• ML20199L532  + (07:34:08, 24 May 2025)
• IR 05000302/1997019  + (07:42:40, 24 May 2025)
• ML20199L465  + (07:42:55, 24 May 2025)

• TAC:L30840  + (07:43:16, 24 May 2025)

• ML20199L344  + (07:43:29, 24 May 2025)
• IR 05000458/1997017  + (07:43:46, 24 May 2025)
• IR 05000382/1997026  + (07:43:51, 24 May 2025)
• IR 05000424/1985060  + (07:43:59, 24 May 2025)
• TAC:MA3672  + (07:44:00, 24 May 2025)
• 05000373/LER-1997-039, :on 971024,unanalyzed Condition While Removing Ms SRV Was Noted.Caused by Inadequate Procedural Guidance. Analyzed Tailpipe Restraints Including Seismic Loads  + (07:44:16, 24 May 2025)
• 05000313/LER-1998-005-03, :on 981225,two Manual RTs & Manual Actuations of EFWS Due to Reduced CW Flow to Mc.Caused by Large Intrusions of Fish Exceeding Removal Capability of Traveling Screen.Increased Fish Removal Capability.With  + (07:44:22, 24 May 2025)
• ML20199L128  + (07:47:27, 24 May 2025)
• ML20199L115  + (07:47:33, 24 May 2025)
• AECM-86-0042, Forwards Station Blackout Evaluati Ept..., for Approval.Rept Provides Justification for Not Performing Simulated Station Blackout Test,Per TMI Item I.G.1.Test Not Recommended Per Generic Ltr 83-24.Fee Paid  + (07:47:38, 24 May 2025)
• B12020, Summary of Results of Haddam Neck Probabilistic Safety Study  + (07:47:48, 24 May 2025)
• ML20199L020  + (07:48:05, 24 May 2025)
• IR 05000271/1986008  + (07:48:31, 24 May 2025)
• IR 05000321/1986002  + (07:48:44, 24 May 2025)
• 05000423/LER-1997-009-01, Forwards LER 97-009-01,documenting Condition Originally Determined Reportable at Unit 3 on 970123.Util Commitments in Response to Event Contained within Attachment 1 to Ltr  + (07:49:12, 24 May 2025)
• PY-CEI-NRR-2338, Responds to NRC Re Violations Noted in Insp Rept 50-440/97-07 on 970503-0623.Corrective Actions:Supervisor Stopped Job & Documented Error W/Potential Issue Form  + (07:49:18, 24 May 2025)
• 05000302/LER-1998-001, :on 980104,SSCs Were Not Protected from Dynamic Effects of Loca.Caused by Failure to Fully Satisfy Design Criteria as Described in FSAR for Dynamic Effects of LOCA Inside Containment.Completed Jco for Targets  + (07:49:30, 24 May 2025)
• IR 05000327/1997013  + (07:49:34, 24 May 2025)
• IR 05000382/1997027  + (07:49:45, 24 May 2025)
• ML20199K791  + (07:49:59, 24 May 2025)
• 05000255/LER-1998-011, :on 981217,inadequate Lube Oil Collection Sys for Primary Coolant Pumps Were Noted.Caused by Inadequate Design Change Process.Exemption from 10CFR50,App R Was Pursued  + (07:50:01, 24 May 2025)
• ML20199K718  + (07:50:22, 24 May 2025)
• 05000260/LER-1986-008-02, :on 860606,secondary Containment Isolation & Initiation of Control Emergency Ventilation Sys Occurred When Isolation Sys Power Fuse Blew.Caused by Exposed Wire on Junction Box.Fuse & Wire Repaired  + (07:51:06, 24 May 2025)
• ML20199K578  + (07:51:19, 24 May 2025)
• 05000498/LER-1997-009-02, Forwards LER 97-009-02 Re MSSV Setpoints Found Outside Required Tolerances.Commitments Made in Original Licensee Event Rept Revised as Indicated in Corrective Action Section of Attachment to Ltr  + (07:51:20, 24 May 2025)