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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

• ML20066G408  + (16:28:44, 26 May 2025)
• ML20066G042  + (16:28:57, 26 May 2025)
• 05000331/LER-1982-070-03, /03L-0:on 821019,while Reviewing Surveillance Test Procedures,Discovered Monthly Surveillance of Reactor Low Low Level Protection Sys Trip Function Not Performed During Sept.Caused by Personnel Error.Personnel Disciplined  + (16:28:59, 26 May 2025)
• ML20066G026  + (16:29:01, 26 May 2025)
• 05000265/LER-1982-020-03, /03L-0:on 821013,drywell to Suppression Pool Differential Pressure Was 0 Psid & Suppression Pool Level Fell Below Tech Spec Limits During Startup.Caused by Personnel Preoccupation W/Startup.Event to Be Discussed  + (16:29:02, 26 May 2025)
• ML20066G019  + (16:29:04, 26 May 2025)
• 05000361/LER-1982-126-03, /03L-0:on 821010,main Steam Trap Isolation Valve 2HV-8249 Lost Position Indication During Routine Control Room Insp.Caused by Loosening of Reed Switch Assembly 2ZSL-8249-2 on Valve Stem.Assembly Tightened  + (16:29:09, 26 May 2025)
• TAC:75836  + (16:29:35, 26 May 2025)
• ML20066F636  + (16:29:44, 26 May 2025)
• 05000499/LER-1990-008, :on 900508,determined That Small Pressure Boundary Leak Existed on ASME Class 2 Steam Generator C Lower Head Drain Line.Caused by High Cycle Failure Fatigue on Weld on Upstream Side.Drain Valves Replaced  + (16:29:50, 26 May 2025)
• 05000499/LER-1990-008-01, Forwards LER 90-008-01 Re Plant Shutdown Due to Primary Leakage from Steam Generator Bowl Drain Assembly.Initial Corrective Actions Re Permanent Design Change for Drain Valves May Be Reconsidered  + (16:29:51, 26 May 2025)
• ML20066F412  + (16:30:08, 26 May 2025)
• ML20066F370  + (16:30:18, 26 May 2025)
• 05000366/LER-1979-015-03, Undervoltage Trip on RPS M-G Set B Found at 40-volts Ac.Caused by Undervoltage Setpoint Too Low.Design Change Completed 820409  + (16:30:37, 26 May 2025)
• 05000366/LER-1979-015, Forwards Updated LER 79-015/03X-1  + (16:30:43, 26 May 2025)
• 05000321/LER-1980-040-03, Drywell/Torus Differential Prv Opened at 1.55 Psid.Caused by Condensation Accumulation,Due to Design Problem W/Sensing Line.Design Change Relocating Sensing Lines Completed 820526  + (16:30:51, 26 May 2025)
• 05000321/LER-1980-040, Forwards Updated LER 80-040/03X-1  + (16:30:53, 26 May 2025)
• 05000321/LER-1982-087, Forwards LER 82-087/03L-0  + (16:31:00, 26 May 2025)
• 05000321/LER-1980-069-01, HPCI Failed to Inject to Reactor Pressure Vessel After Receiving Auto Initiation Signal Due to Isolating on Steam Line High Dp.Caused by Poor Turbine Speed Control Calibr & Operability Procedures  + (16:31:15, 26 May 2025)
• 05000321/LER-1980-069, Forwards Updated LER 80-069/01X-1  + (16:31:18, 26 May 2025)
• 05000302/LER-1981-031, Updated LER 81-031/01T-1:on 810624,Henry Pratt Co Notified That Containment Purge Valves AHV-1A,1B,1C & 1D Could Fail During Loca.Cause Unknown.Valves Modified on 810701.Mods Resolved 10CFR100 Dose Rate Excess Identified on 821  + (16:31:49, 26 May 2025)
• 05000219/LER-1989-025, Responds to 901002 Safety Evaluation Re 891216 Event Involving Two Control Rods Moving at Same Time Reported Via LER 89-025.Mod to Reduce Probability of Simultaneous Control Rod Withdrawal Will Be Installed in 13R Refueling Out  + (16:32:51, 26 May 2025)
• ML20066E125  + (16:33:35, 26 May 2025)
• 05000440/LER-1990-025-01, Responds to NRC Ltr Re Violations Noted in Insp Rept 50-440/90-20 on 900920-1116.Corective Actions:Valve Repair & Rebuilding,Per LER 90-025-01,dtd 901123 & Restoration of Six MSIV That Required Disassembly to Original Condit  + (16:34:10, 26 May 2025)
• 05000322/LER-1990-009, :on 901211,automatic Initiation of ESF Sys Occurred When RPS Bus a Deenergized Due to Electrical Protection Assembly Breaker Trip.Caused by Low Output Voltage on RPS MG Set A.Procedure & Worksheet Revised  + (16:34:34, 26 May 2025)

• 05000254/LER-1982-034-03, /03L-0:on 821013,during Reactor Bldg Fuel Pool Monitoring Functional Test,Fuel Pool Monitor 1-1705-16A Tripped at Level Greater than Tech Specs.Caused by Instrument Set Point Draft.Unit Recalibr  + (16:35:08, 26 May 2025)

• 05000254/LER-1982-034, Forwards LER 82-034/03L-0  + (16:35:13, 26 May 2025)
• ML20066C992  + (16:35:53, 26 May 2025)
• ML20066C873  + (16:36:01, 26 May 2025)
• 05000272/LER-1982-081-01, /01P:on 821029-31,during Functional Testing of Hydraulic Snubbers,Two Snubbers on Steam Generators 11 & 14 Failed Bleed Test.Caused by Piston Packings Losing Pretension.Acceleration Test Passed  + (16:37:55, 26 May 2025)
• ML20066B360  + (16:38:52, 26 May 2025)
• TAC:67757  + (16:38:53, 26 May 2025)
• ML20066B328  + (16:38:55, 26 May 2025)
• 05000277/LER-1982-035-01, /01P:on 821021,diesel Generator Bldg Cardox Tank Pressure Found at 20 Psig Below Tech Spec Limit of 280 Psig. Caused by Tank Not Being Pressurized Correctly During Recent Filling Operation.Tank Pressurized within 16-h  + (16:39:28, 26 May 2025)
• 05000272/LER-1982-004, Supplemental LER 82-004/03X-1:on 820108,charging Pump 13 Declared Inoperable Due to Component Cooling Water Sys Being Tagged Out for Planned Maint.On 820109,positive Reactivity Change Found in RCS Boron Concentration  + (16:39:35, 26 May 2025)
• 05000311/LER-1982-002, Supplemental LER 82-002/03X-1:on 820111,battery Charger 2A1 Tripped.Charger Tripped Again Upon Resetting Breaker.Caused by Difference Between Battery & Battery Charger Voltages. Operating Instructions Revised to Adjust Float Vo  + (16:39:47, 26 May 2025)
• 05000266/LER-1982-009, Telecopy Message of LER 82-009/01T-0:on 821030,tubes in Steam Generators a & B Found W/More than 40% Degradation.On 821025,insp Revealed 5 Wet or Dripping Explosive Plugs.No Cause Stated.Tubes Plugged  + (16:39:52, 26 May 2025)
• 05000272/LER-1982-009, Supplemental LER 82-009/03X-1:on 820118 & 25,Cardox Fire Suppression Sys for 1A,1B & 1C Diesel Generator Areas & Fuel Oil Storage Area 12 Inoperable for More than 14 Days.Caused by Sys in Manual Mode Due to Maint Outage  + (16:40:14, 26 May 2025)
• 05000318/LER-1982-004, Forwards Updated LER 82-004/01X-1  + (16:40:24, 26 May 2025)
• 05000346/LER-1982-052-03, /03L-0:on 820928,reactor Quadrant Power Tilt in Wx Quadrant Exceeded Tech Spec by 0.2 %.Caused by Natural Flow Characteristics of RCS & Cross Core Shuffle of Fuel Combined w/820927 Plant Transient.Control Rod Group Borated  + (16:40:53, 26 May 2025)
• 05000346/LER-1982-052, Forwards LER 82-052/03L-0  + (16:40:56, 26 May 2025)
• ML20066A420  + (16:41:00, 26 May 2025)
• 05000387/LER-1982-026, Forwards LER 82-026/01T-0  + (16:41:15, 26 May 2025)
• 05000311/LER-1982-117-03, /03L-0:on 820929,svc Water Flow to Containment Fan Coil Unit 23 Found Below Tech Spec Requirements.Caused by American Oysters Plugging Valve 22SW57.Oysters Removed & Valve Reassembled.Improved Chlorination Being Developed  + (16:41:28, 26 May 2025)
• 05000311/LER-1982-117, Forwards LER 82-117/03L-0.Detailed Event Analysis Encl  + (16:41:30, 26 May 2025)
• ML20065U383  + (16:42:06, 26 May 2025)
• 05000425/LER-1989-030, :on 891126,containment Ventilation Isolation Occurred W/Monitor Switch in Bypass Position.Caused by Personnel Error.Technician Counseled & Procedures Revised.W/  + (16:42:11, 26 May 2025)
• 05000277/LER-1990-008, :on 900414,testing of LPCI Pumps & Core Spray Subsystems Not Performed,Per Tech Spec 4.5.A.4.Caused by Personnel Error in Not Recognizing Inoperable Status of RHR Pump 2D When Changing to Refuel Mode  + (16:43:19, 26 May 2025)
• 05000373/LER-1982-089-03, RCIC Turbine Tripped on Overspeed During Vessel Injection Cold Quick Start Test. Caused by Wear & Binding of Governor Valve.Valve Linkages Reassembled to Vendor Specs  + (16:43:44, 26 May 2025)
• 05000259/LER-1990-017-01, :on 901122,relay Line Breaker Began Cycling from Closed to Open Causing Voltage Disturbance.Caused by Procedural Deficiency.Operations Personnel Attempted to Stabilize Relay Line by Following Recommendations  + (16:43:48, 26 May 2025)
• 05000373/LER-1982-089, Forwards Updated LER 82-089/03X-1  + (16:43:56, 26 May 2025)