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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
- 05000364/LER-1984-002-01, Revised LER 84-002-01:on 840124,hourly Firewatch Patrol in Train B Auxiliary Bldg Battery Charger Room Not Performed at Specified Times.Caused by Personnel Error.Personnel Counseled & Firewatch Patrol Immediately Performed + (06:53:43, 26 May 2025)
- TAC:49741 + (06:54:40, 26 May 2025)
- ML20086R298 + (06:55:58, 26 May 2025)
- ML20086R000 + (06:56:23, 26 May 2025)
- 05000280/LER-1975-005-01, /01T:on 750214,pressurizer Pressure Comparator Found Out of Calibr.Caused by Component Failure of Hagan Computer Sys Model 118 Signal Comparator A56Y 4111082-001. Comparator Replaced + (06:56:37, 26 May 2025)
- 05000280/LER-1975-006-01, /01T:on 750215 & 19,channel 1 Overpower Setpoint Failed High.Caused Under Investigation.Low Level Amplifier TM-1-412A Replaced & Instrument Calibr Performed + (06:56:42, 26 May 2025)
- 05000280/LER-1975-006, Supplemental LER 75-06/010:on 750215,module S/N D401 Failed Due to Capacitor C-37 Being Open Circuit.Capacitors Replaced + (06:56:45, 26 May 2025)
- ML20086Q618 + (06:57:12, 26 May 2025)
- 05000327/LER-1995-009, :on 950624,rod Position Indication Was Out of Step W/Demand Position Indication Sys.Caused by Gap Between Actual Rod Position & RPI Response.Ts Was Entered & Shift Operations Supervisor Was Notified + (06:57:13, 26 May 2025)
- 05000280/LER-1975-008, Supplementary LER 75-08/01L on 750427.Previously Described Event Caused by Apparent Inadequate Implementation of Administrative Controls During Const & Preoperation. Administrative Control of Electrical Wire Changes Increased + (06:57:54, 26 May 2025)
- 05000293/LER-1981-009-03, Inboard Isolation Valve Failed to Open & HPCI Sys Declared Inoperable.Caused by Incorrect Min Torque Switch Setting of Motor Operator & Thermal Binding.Torque Switch Set at Max Value + (06:58:02, 26 May 2025)
- 05000259/LER-1983-029-03, During Standby Gas Treatment Sys Operability Test,Train B Discovered Inoperable.Caused by Erratic Mcdonnel & Miller Model AF-1 Flow Switches.Damper Adjusted.W/Undated Ltr + (06:58:28, 26 May 2025)
- ML20086N963 + (07:00:32, 26 May 2025)
- ML20086N898 + (07:00:36, 26 May 2025)
- A830001, Responds to NRC Re Violations Noted in IE Insp Rept 50-298/83-24.Corrective Actions:Class 350 UL-rated File Cabinets Ordered to Provide Adequate Fire Protection + (07:01:06, 26 May 2025)
- ML20086N234 + (07:01:19, 26 May 2025)
- ML20086M750 + (07:02:42, 26 May 2025)
- TAC:52663 + (07:02:49, 26 May 2025)
- 05000336/LER-1991-009, :on 910821,both EDGs Declared Inoperable.Caused by Load Swings Due to Oxidation Buildup on Relay Contacts. Governor Controls Sys on 12U DG & 13U DG Updated W/New Electronic Governor Actuator Controls + (07:03:00, 26 May 2025)
- TAC:47149 + (07:03:20, 26 May 2025)
- PMNS20200205, Meeting Announcement - Category 1 Public Meeting + (07:03:41, 26 May 2025)
- ML20086M006 + (07:03:44, 26 May 2025)
- ML20086L953 + (07:03:46, 26 May 2025)
- 05000336/LER-1994-020, :on 940722,determined That DG Fuel Oil Supply Less than IEEE Std.New Fuel Oil Consumption Calculation Performed Which Determines Length of Time DG Can Be Operated at Full Rated Capacity & TS Change Submitted + (07:05:20, 26 May 2025)
- ML20086K216 + (07:08:42, 26 May 2025)
- TAC:M72166 + (07:08:57, 26 May 2025)
- 05000461/LER-1990-003, :on 900212,13 Rosemount Transmitters Determined to Be Inoperable Due to Loose Covers & Broken Neck Seal. Completed Two Performances of PM Task to Verify Housing Cover Torque & Neck Seal Integrity + (07:10:23, 26 May 2025)
- 05000461/LER-1990-003-01, Forwards LER 90-003-01 Re 13 Rosemount Transmitters Being Inoperable Due to Loose Housing Covers & Broken Neck Seal. LER Revised to Update Info Provided,Including Licensee Contact,C/A & Maint Work Document Numbers + (07:10:27, 26 May 2025)
- TXX-9140, Supplemental Deficiency Rept CP-89-011 Re Pipe Support Defects Noted in Insp Rept 50-445/89-12.Initially Reported on 890824.General Policy Memo Issued Cautioning Against Damaging Installed Hardware + (07:12:11, 26 May 2025)
- ML20086G847 + (07:14:42, 26 May 2025)
- NG-75-1158, AO 50-261/75-14:on 750715,valve V2-14B Steam Driven Auxiliary Feedwater Pump Discharge to Steam Generator B Failed to Open.Caused by Belleville Spring Being Filled W/Grease.Belleville Spring Packs & Shafts to Be Inspected + (07:18:03, 26 May 2025)
- NG-75-1139, Summarizes Actions Taken Following AO 50-261/75-9 on 750501. Summaries of Repairs & Insps Performed During Forced Outage Given + (07:18:07, 26 May 2025)
- ML20086E311 + (07:20:24, 26 May 2025)
- ML20086E291 + (07:20:29, 26 May 2025)
- ML20086D804 + (07:21:40, 26 May 2025)
- ML20086D783 + (07:21:46, 26 May 2025)
- 05000302/LER-1991-010, :on 911020,engineered Safeguards Buses Disconnected from Offsite Power Supply,Starting Decay Heat Pump & Causing Drop in Pressurizer Level.Caused by Wiring Installation.Wire Removed & Relay Replaced + (07:21:50, 26 May 2025)
- ML20086D729 + (07:21:56, 26 May 2025)
- 05000425/LER-1991-011-03, :on 911028,high & Intermediate Radiation Alarms Annunicated Followed by Containment Ventilation Isolation. Caused by Failed Detector Tube Assembly.Detector Tube Assembly Replaced & Monitor Restored to Svc + (07:21:58, 26 May 2025)
- 05000454/LER-1991-004-11, :on 911016,inadvertent Safety Injection (SI) Occurred While Resetting Status Light for Auto SI Blocked Following ESFAS Surveillance.Caused by Personnel Error. Signal Reset & Equipment Restored + (07:22:02, 26 May 2025)
- 05000277/LER-1991-034, :on 911021,TS Violation Occurred When Mode Switch Was Placed in Startup Position W/Rcic Sys Inoperable & on 911022,RCIC Flow Controller Output Signal Identified to Be 0% Instead of 100% + (07:22:11, 26 May 2025)
- 05000413/LER-1991-027, :on 911018,determined That Battery Bank 1EBB in 125-volt Dc Vital Instrumentation & Power Control Sys Inoperable.Caused by Lack of Attention to Detail.Cable Connectors Replaced & Procedure Enhanced + (07:22:16, 26 May 2025)
- 05000424/LER-1991-008-03, :on 911023,transformer Found to Be Smoking Heavily Resulting in ESF Actuation.On 911024,redundant Plant Vent Radiation Monitor Removed from Svc.Caused by Procedure Inadequacy.Procedure Revised + (07:22:25, 26 May 2025)
- 05000000/LER-1977-038-03, /03L:on 770519,RCS Leakage Determined to Be Greater than 10 Gpm from Stem Leakoff on Manual Isolation Valves 1PS24 & 1PS28 for Pressurizer Spray Valves.Caused by Packing Leakage.Valves Will Be Repacked at Next Outage + (07:22:27, 26 May 2025)
- 05000000/LER-1977-020-03, /03L:on 770404,RCS Leakage Determined to Be Greater than 10 Gpm.Caused by Packing Leakage Past Stems on RTD Bypass Throttle Valves 13RC20 & 14RC20.Valves Placed on Backseat & Stem Leakage Decreased + (07:22:29, 26 May 2025)
- 05000263/LER-1976-013, :on 760811,during Routine Surveillance Test,Main Stop Valve Closure Scram Limit Switch 2 Failed.Caused by Position Indication Limit Switch Adjusted Such That Switch Failed to Actuate Under Hot Conditions + (07:22:49, 26 May 2025)
- 05000000/LER-1977-012, :on 770620,during Investigation of Cycle 5 Max Critical Power Ratio Limits,Ge Found That Pump Trip Delay Time Assumed in Original Cycle 5 Transient Analysis Not Appropriate.Amend Request Will Be Submitted + (07:22:51, 26 May 2025)
- 05000263/LER-1976-014, :on 760811,during Startup,Primary Containment Dioxide Concentration Not Reduced to Less than 5% within 24 H After Going Into Run Mode.Caused by Failed Metal Bellows Co Model MN-115 Pump Bellows + (07:23:00, 26 May 2025)
- 05000263/LER-1976-015, :on 760825,during Normal Operation,Loss of Power to Shutdown Cooling Outboard Isolation Valve Experienced. Caused by Failure of Undervoltage Relay Coil.Part Replaced + (07:23:02, 26 May 2025)
- 05000263/LER-1976-016, :on 760828,during Insp of Condenser area,1-inch Elbow Found Leaking on HP Turbine Inlet Steam Line U-bend Drain Line.Erosion of Wall Caused by Hot Steam Flashing After Passing Through Orifice + (07:23:03, 26 May 2025)
- 05000263/LER-1976-017, :on 760902,during Normal Operation,Rhr Torus Cooling Injection Valve MO-2008 Failed to Open for Torus Cooldown Following Routine HPCI Surveillance.Caused by Loosened Stem Clamp.Clamp Welded to Stem + (07:23:05, 26 May 2025)