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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
- 05000321/LER-1981-026, Forwards Updated LER 81-026/01X-1 + (13:07:29, 26 May 2025)
- 05000272/LER-1981-121, Supplemental LER 81-121/03X-1:on 811228,svc Water Leak in Spool Piece Discovered Between Valves 12SW57 & 58.Design Change Package 1EC-0504 Implemented to Replace Piece W/Stainless Steel for Improved Corrosion Resistance + (13:07:32, 26 May 2025)
- 05000461/LER-1990-004-02, Forwards LER 90-004-02 Re Potential Inability of Safety Related air-operated Valves & 10CFR21 Defect Rept 21-90-05 Re Overpressurization Failure of safety-related Air Operated Valves.W/O 10CFR21 Rept + (13:07:54, 26 May 2025)
- NRC-2019-0003, NRC-2019-000301 - Resp 1 - Interim, Request for All Records and Communications Related to the Nuclear Regulatory Commissions (NRC) Determination to Allow Southern California Edison to Resume Fuel Loading at the San Onofre Nuclear Gener + (13:08:18, 26 May 2025)
- ML20073K921 + (13:09:33, 26 May 2025)
- A830011, Forwards Public Version of Revised Emergency Plan Implementing Procedures,Including Procedures EPIP 5.7.7 Re Activation of Technical Support Ctr & EPIP 5.7.9 Re Activation of Emergency Operations Facility + (13:09:46, 26 May 2025)
- ML20073K716 + (13:10:03, 26 May 2025)
- 05000321/LER-1983-036, Forwards LER 83-036/01T-0 + (13:10:55, 26 May 2025)
- 05000327/LER-1983-042-03, /03L-0:on 830314,while in Mode 1,ice Condenser Inlet Doors Blew Open During Damper Alignment for in-core Instrument Room Purge.Caused by High Differential Pressure Between Upper & Lower Containment.Missile Shield Resealed + (13:11:17, 26 May 2025)
- 05000395/LER-1983-026-03, /03L-0:on 830318,reactor Bldg Cooling Unit Svc Water Flow Indicators Failed Low & Accident Monitoring Instrumentation Channel 4496 Declared Inoperable.Caused by Internal Failure of Indicator FI-4496.Indicator Replaced + (13:11:29, 26 May 2025)
- 05000370/LER-1983-002-03, /03L-0:on 830307,while Moving Temporary in-core Detector,Rope Holding Cable Fell Into Reactor Vessel & Drawn Into Hot Leg C.Caused by Personnel Error.Rope Found Wrapped Around RHR Pump & Removed on 830315 + (13:11:32, 26 May 2025)
- ML20073J869 + (13:11:35, 26 May 2025)
- 05000341/LER-1994-006, :on 940903,discovered That SRMs & IRMs Inoperable During Core Alterations.Caused by Cable Connectors Becoming Separated Due to Stress.Procedure 82.000.04 Will Be Modified + (13:11:40, 26 May 2025)
- 05000364/LER-1983-014-03, /03L-0:on 830309,RCS Controlled Leakage of 31.7 Gpm Exceeded Tech Spec Limit of 31.0 Gpm.Caused by Performing Test W/Only One Letdown Orifice in Svc.Procedure Changed to Set Valves for Highest Normal Pressure + (13:11:47, 26 May 2025)
- 05000325/LER-1983-012-03, /03L-0:on 830312,during Refueling Operations, 00 & full-in Position Indication for Control Rod 30-15 Inoperable.Caused by Bent Pins in PIP Connector to Rods. Connectors Replaced + (13:11:52, 26 May 2025)
- 05000368/LER-1983-016-03, /03L-0:on 830311,containment Spray Pump 2P-35A Tripped Due to Tripped C Phase Instantaneous Overcurrent Relay.Caused by Deviation from Setpoint.Relay Reset.Periodic Checks Will Monitor Further Setpoint Drift + (13:12:02, 26 May 2025)
- 05000267/LER-1983-012-03, /03L-0:on 830308-15,reactor Dewpoint Exceeded Limits Three Times.Caused by Plant Upsets Resulting in Increased Moisture Levels & Subsequent Vaporization Exceeding Helium Purification Sys Removal Rate + (13:12:08, 26 May 2025)
- 05000321/LER-1983-028-03, /03L-0:on 830305,torus Level Increased to 150.5 Inches on Redundant Torus Level Recorder 1T48-R607B. Caused by High Level Alarm Setpoint Set Above Tech Spec Limit.Torus Water Level Restored to Acceptable Limits + (13:12:10, 26 May 2025)
- 05000327/LER-1983-040-03, /03L-0:on 830319,containment Internal Pressure Exceeded Tech Spec Limits.Caused by Normal Air Leakage Into Containment W/O Venting.Personnel Reminded to Request Vent Packages on More Timely Basis + (13:12:14, 26 May 2025)
- 05000368/LER-1983-017-03, /03L-0:on 830312,sodium Hydroxide Addition Pump 2P-136A Failed to Start Upon Containment Spray Actuation Sys Actuation.Caused by Improper Limit Switch Setup.Maint Procedures Revised + (13:12:16, 26 May 2025)
- 05000335/LER-1983-015-03, /03L-0:on 830312,reactor Protection Sys Matrix Relay AB-3 Failed.Util Coordinating Corrective Action for Relays w/C-E & CP Clair Co + (13:12:19, 26 May 2025)
- 05000267/LER-1983-015-03, /03L-0:on 830311,emergency Feedwater Supply to Loop 1 Helium Circulator Pelton Wheel Drives Isolated.Caused by Excessive Wear Requiring Maint.Pipe Section Replaced & Flanges Installed + (13:12:21, 26 May 2025)
- 05000321/LER-1983-029-03, /03L-0:on 830307,error in Jet Pump Integrity Procedures HNP-1 & 2-9400 Discovered W/Acceptance Criteria Less Conservative than Tech Spec.Caused by Improperly Incorporating IE Bulletin 80-07 & GE SIL 330 + (13:12:24, 26 May 2025)
- 05000267/LER-1983-014-03, /03L-0:on 830309,emergency Set 1B Emergency Diesel 1D Tripped Due to Dc Electrical Sys Intermittent Ground. Caused by Loose Conduit Termination Lock Nut.Nut Tightened & Secured + (13:12:25, 26 May 2025)
- ML20073J553 + (13:12:27, 26 May 2025)
- 05000338/LER-1983-018-03, /03L-0:on 830318,individual Rod Position Indication for Rod N-09 in Shutdown Bank a Deviated from Group Demand Position by Greater than 12 Steps.Caused by Instrument Drift.Problem Generic to Westinghouse Sys + (13:12:30, 26 May 2025)
- 05000281/LER-1983-012-03, /03L-0:on 830309,performance of PT-27B Revealed Ampere Reading Less than Acceptance Criteria for Heat Tracing Circuits 6A,panel 11 & 21A & Panels 8 & 9.Caused by Heat in Damaged Circuits 6A & 21A + (13:12:33, 26 May 2025)
- 05000325/LER-1983-013-03, /03L-0:on 830313,average Power Range Monitors (APRM) B & F Rendered Inoperable While Replacing Low Power Range Monitor (LPRM) Inputs While APRM B Manually Bypassed. Caused by LPRM 20-29D,83-174A & 28-37C Failure + (13:12:34, 26 May 2025)
- ML20073J488 + (13:12:36, 26 May 2025)
- ML20073J480 + (13:12:38, 26 May 2025)
- 05000281/LER-1983-009-03, /03L-0:on 830308,during Routine Walkdown,Breaker for Heat Tracing Circuit 2 Panel 9 Found Tripped.Caused by Section of Circuit 2 Being Wired Incorrectly.Wiring Problem Corrected + (13:12:41, 26 May 2025)
- 05000338/LER-1983-005-03, /03L-0:on 830313,individual Rod Position Indication for Rod G-13 in Shutdown Bank a Deviated from Group Demand Position.Caused by Instrument Drift.Problem Generic to Westinghouse Analog Position Indication Sys + (13:12:42, 26 May 2025)
- ML20073J321 + (13:12:53, 26 May 2025)
- ML20073J132 + (13:13:37, 26 May 2025)
- ML20073J085 + (13:13:41, 26 May 2025)
- ML20073J075 + (13:13:43, 26 May 2025)
- ML20073J029 + (13:13:50, 26 May 2025)
- ML20073J021 + (13:13:52, 26 May 2025)
- ML20073H982 + (13:13:57, 26 May 2025)
- ML20073H772 + (13:15:09, 26 May 2025)
- TAC:M84076 + (13:15:12, 26 May 2025)
- TAC:49707 + (13:15:16, 26 May 2025)
- 05000414/LER-1994-004-03, :on 940830,missed Inservice Valve Stroke Time for Valves 2KC82B & 2NM200B Were Discovered During Engineering Self Assessment.Caused by Work Practices.Revised Affected Procedures + (13:16:21, 26 May 2025)
- 05000361/LER-1994-004, :on 940619,HPSI Pump P017 Was Removed from Service & Declared Inoperable.Caused by Incomplete & Inadequate Evaluation of Work Planned for P017 & ME417.All Equipment Personnel Have Received Training + (13:16:27, 26 May 2025)
- A830012, Responds to Generic Ltr 82-33,Suppl 1 to NUREG-0737, Requirements for Emergency Response Capability. Overall Strategy for Implementation of Requirements Discussed. Proposed Implementation Schedule Forwarded + (13:16:32, 26 May 2025)
- ML20073H237 + (13:16:42, 26 May 2025)
- 05000311/LER-1983-002, Forwards LER 83-002/03L-0.Detailed Event Analysis Encl + (13:17:07, 26 May 2025)
- ML20073H005 + (13:17:22, 26 May 2025)
- ML20073F768 + (13:19:42, 26 May 2025)
- 05000282/LER-1993-007, :on 930413,feedwater System Revealed That Certain Feedwater Valves Required to Mitigate Consequences of Accident Were Not Included in Insp.Caused by Personnel Error.All Valves Will Be Tested + (13:20:23, 26 May 2025)
- 05000499/LER-1993-006, :on 930217,TS Violated Due to Train a Cold Leg Injection MOV Being Inoperable for Greaterthan 72 H.Adequacy of Programmatic Controls Re Operability Determination Evaluated & Enhancements Made + (13:21:02, 26 May 2025)