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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
- 05000416/LER-1983-069-03, RHR Sys Shutdown Cooling Mode & Reactor Water Cleanup Sys Isolated.Caused by Failure to Replace Power Fuses to Isolation Logic.Fuses Replaced + (07:46:21, 26 May 2025)
- 05000331/LER-1995-005, :on 950514,reactor Scram Occurred Due to FW Pump Trip.Caused by Lube Oil Pump Coupling Failure.Failed Coupling & Plugged Orifice Replaced & Coupling & Orifice for FW Pump a Inspected + (07:48:26, 26 May 2025)
- 05000336/LER-1995-020, :on 950516,automatic Actuation of ESF Occurred During Maint Due to Inadequate Design of ESFAS Circuitry for Maint.Fans F25A & F32A Secured & Possible Changes to ESFAS Sys Will Be Investigated + (07:48:46, 26 May 2025)
- TXX-9137, Forwards Inservice Insp Relief Request B-1 from Visual Exam Requirements for Portions of RCS During Sys Leakage Test at End of Current Refueling Outage (1RF01).W/one Oversize Drawing + (07:48:47, 26 May 2025)
- EPID:L-2019-DFA-0008 + (07:49:37, 26 May 2025)
- ML20085F861 + (07:50:44, 26 May 2025)
- ML20085F829 + (07:50:47, 26 May 2025)
- ML20085F828 + (07:50:48, 26 May 2025)
- IR 05000397/2020010 + (07:51:35, 26 May 2025)
- ML20085E167 + (07:53:25, 26 May 2025)
- 05000321/LER-1991-013, :on 910809,generator Field Ground Detecting Relay Actuated,Causing Main Turbine Trip & Reactor Scram on Turbine Stop Valve Closure.Caused by Short Duration Ground. Generator Tested & Relay Replaced + (07:53:32, 26 May 2025)
- 05000321/LER-1991-017-01, :on 910911,reactor Feedwater Pumps & Main Turbine Tripped on False High Reactor Water Level Signal, Resulting in Reactor Scram.Caused by Personnel Error.Health Physics Technician Counseled + (07:53:34, 26 May 2025)
- ML20085E092 + (07:53:36, 26 May 2025)
- 05000366/LER-1991-019, :on 910906,primary Containment Isolation Valves Failed to Close During Quarterly Stroke Time Testing.On 910912,oily,sticky Substance Found on Valve Internals.Caused by Inadequate Design.Valves Replaced + (07:53:41, 26 May 2025)
- 05000413/LER-1991-019, :on 910911,reactor Trip Occurred as Result of Turbine Trip Above P-9 & Feedwater Control/Bypass Valves Closed Rapidly.Caused by Loss of Feedwater Pumps on High Discharge Pressure.Four Second Delay Added + (07:53:42, 26 May 2025)
- 05000414/LER-1991-010-02, :on 910911,diesel Generator 2A Tripped When Lube Oil Outlet Temp Setpoint Reached.Caused by Mild Crankcase Explosion & Failure of Thermostatic Control Valve.Power Elements in Valve Replaced + (07:53:45, 26 May 2025)
- HL-1682, Rev 2 to Special Rept 1-91-005:on 910515,discovered That Cable Penetration Seal Assembly Not Installed Per Mfg Instructions & Barrier Inoperable for More than 14 Days. Hourly Fire Watch Established & Thermolag Barrier Installed + (07:53:49, 26 May 2025)
- 05000416/LER-1983-070-03, Reactor Water Cleanup Sys Isolated When Standby Liquid Control Pump Breaker B Closed. Caused by Procedural Inadequacy.Standby Liquid Control Operating Instruction Revised + (07:53:54, 26 May 2025)
- 05000338/LER-1981-062-03, Util Notified That 15 Block Walls in Fuel Bldg Did Not Meet Design Requirements of IE Bulletin 80-11.Caused by Refinement in Masonry Wall Design.Block Walls to Be Replaced + (07:53:58, 26 May 2025)
- 05000395/LER-1983-068-03, /03L-0:on 830620,snubber FWH-1109 (Feedwater Sys) Declared Inoperable Due to Bearing Offset.Caused by Maint Activity in Immediate Area.Bearing Centered,Restaked,Tested & Declared Operable on 830620 + (07:54:05, 26 May 2025)
- 05000280/LER-1982-094-03, TV-SS-106A & B (Reactor Coolant Hot Leg Sample Trip Valves) Failed to Fully Close After RCS Sample.Cause Undetermined.Valves Tested Satisfactorily & Returned to Svc + (07:54:07, 26 May 2025)
- 05000338/LER-1983-045-03, /03L-0:on 830628,containment Average Temp Exceeded 105 F Twice for Less than 4 H.First Temp Spike Caused by Mechanical Chiller Tripping on High Lube Oil Temp & Second Caused by Loss of Bearing Cooling to Chiller + (07:54:09, 26 May 2025)
- 05000348/LER-1983-036-03, /03L-0:on 830629,steam Generator 1B wide-range Level Indicator on Remote Shutdown Panel Declared Inoperable Due to Erratic Readings.Caused by Failure of Printed Circuit Card.Card Replaced + (07:54:10, 26 May 2025)
- ML20085D885 + (07:54:12, 26 May 2025)
- 05000277/LER-1991-021, :on 910624,pressure Transmitters Determined to Be non-seismically Supported.Caused by Improper Rack Installation.On 910909,incorrect Root Valve Closed Due to Labeling Error.Labels Corrected + (07:54:15, 26 May 2025)
- 05000416/LER-1983-077-03, /03L-0:on 830622,while Performing Control Room Standby Fresh Air Unit a Monthly Surveillance,Unit Heater Failed to Operate.Caused by Malfunctioning Control Relay. Relay Replaced + (07:54:20, 26 May 2025)
- 05000261/LER-1983-012-03, /03L-0:on 830621,auxiliary Feedwater Pump Discharge Valve V2-16C Breaker Tripped During Performance of Periodic Test 22.1C.Cause Unknown.Circuit Breaker for V2-15C Immediately Reclosed & Valve Cycled + (07:54:25, 26 May 2025)
- 05000285/LER-1995-003, :on 950511,manual Reactor Trips Occurred Due to Water Leakage Into RCP Lube Oil.Performed ECT on 100% of Tubes of Four RCP Motor Upper Oil Reservoir Lube Oil Coolers & Performed Pressure Test + (07:54:33, 26 May 2025)
- 05000327/LER-1983-088-03, /03L-0:on 830624,during Stear 83-07,steam Generator 3 Auxiliary Feedwater Inlet Valve Handswitch 1-LCV-3-148A Did Not Work.Caused by Stripped Ramp Portion of Internal Operator + (07:54:34, 26 May 2025)
- 05000338/LER-1991-017, :on 910808,main Steam Trip Valve a Shut,Causing Safety Injection & Reactor Trip.Caused by Water Entering Control Relay Junction Box for Valve.Rupture Discs Replaced & Defective Gutter Properly Sealed + (07:54:37, 26 May 2025)
- 05000339/LER-1991-009-03, :on 910920,main Feed Regulating Valve B Closed Due to Driver Card Failure,Causing Reactor Trip & Safety Injection.Caused by Malfunction of Steam Dump Control Sys. Driver Card Replaced & Signal Reset + (07:54:39, 26 May 2025)
- 05000296/LER-1983-038-03, /03L-0:on 830624,while Performing SI 4.2.F-6 (Suppression Chamber Water temp),TI-64-55A Temp Indicator Found Out of Tolerance.Cause Not Stated.Failure Determined to Be Random Occurrence + (07:54:41, 26 May 2025)
- 05000368/LER-1991-015-01, :on 910912,Coltec Industries Advised Util That Vendor Analysis of Coolant Cross Flow Identified Potential That EDGs Unable to Provide Electrical Output.Valve Closed to Isolate Flow Path.Also Reported Per Part 21 + (07:54:46, 26 May 2025)
- ML20085D716 + (07:54:47, 26 May 2025)
- 05000339/LER-1983-052-03, /03L-0:on 830628,individual Rod Position Indication for Channels F-04,D-10 & M-04 Deviated from Group Demand Position by Greater than 12 Steps.Caused by Instrument Drift.Channels Recalibr + (07:54:48, 26 May 2025)
- 05000254/LER-1991-018-01, :on 910914,125-volt Dc Ground Isolated & RCIC Declared Inoperable to Repair Ground.Caused by Failure of EG-M Control Box.Control Box Replaced & RCIC Successfully Tested + (07:54:54, 26 May 2025)
- 05000498/LER-1991-019, :on 910905,reactor Coolant Sys Leak Rate Exceeded Tech Spec Limits.Event Resulted from Damaged Valve Packing.Valve Repacked & Returned to Operable Status.W/ + (07:58:49, 26 May 2025)
- 05000325/LER-1995-009, :on 950512,surveillance Tracking Sys Was Not Updated to Reflect Moving Requirement to New Procedure. Caused by Inadequate training.PT-08.1.3d Was Successfully Performed on Both Units + (07:59:26, 26 May 2025)
- 05000325/LER-1991-021, :on 910728,discovered That Gross Megawatt Recorder Indicated Higher than Expected for 100% Power Operations.Caused by Failed Temp Element & Removal of Table of Values.Temp Element Will Be Replaced.W/Undated Ltr + (07:59:33, 26 May 2025)
- 05000334/LER-1991-024, :on 910727,generation of Feedwater Isolation & Letdown Isolation Signals Occurred.Caused by Procedural Deficiencies.Loop Calibration Procedure Revised & Maint Procedures Reviewed + (07:59:57, 26 May 2025)
- IR 05000602/1991001 + (08:00:31, 26 May 2025)
- 05000461/LER-1995-002, :on 950314,LLRT Failures of FW Containment Isolation Valves Resulted in Total Leakage Rates Greater That TS & 10CF50,App J Limits.Valves Opened & Inspected & Elastomeric Soft Valve Seats on Listed Valves Replaced + (08:00:32, 26 May 2025)
- 05000325/LER-1995-011, :on 950519,manual Reactor Protection Sys Trip Initiated Due to Decreasing Condenser Vacuum.Unit 1 & 2 CW Intake Pumps Traveling Screens Cleaned & Monitored + (08:00:35, 26 May 2025)
- 05000289/LER-1978-013, Forwards LER 78-013/01T-0 + (08:00:40, 26 May 2025)
- RBG-35-335, Responds to NRC Ltr Re Violations Noted in Insp Rept 50-458/91-13.Corrective Actions:Personnel Notified Through Meetings of Responsibility to Be Aware of Radiologically Controlled Areas + (08:00:58, 26 May 2025)
- A830016, Forwards Addl Fee for 821124 Application for Tech Spec Change Approved as Amend 82,in Response to NRC 830615 Request + (08:02:07, 26 May 2025)
- 05000272/LER-1983-026-03, /03L-0:on 830530,containment Fan Coil Unit (Cfcu) 17 Svc Water Flow Observed Below Tech Specs.Cfcu Declared Inoperable.Caused by Valve 15SW57 Being Plugged W/Shells & Debris from Cleaning of Svc Water Sys + (08:02:26, 26 May 2025)
- 05000483/LER-1995-003, :on 910520,TS 4.3.2.1-7.b Surveillance of Refueling Water Storage Tank Protection Loop Was Missed Due to Cognitive Personnel Error.Comprehensive Review of Other Surveillance Packages for Other Channels Was Made + (08:02:56, 26 May 2025)
- TXX-9112, Supplemental Significant Deficiency Rept CP-87-48 Re Clamps Reversed on ladder-type Cable Trays.Initially Reported on 870821.Unambiguous Clamp Requirements Established Re Design Criteria,Design Basis Documents & Installation Specs + (08:03:46, 26 May 2025)
- ML20084U358 + (08:03:52, 26 May 2025)
- ML20084U333 + (08:03:54, 26 May 2025)