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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-1994-010-01, Forwards LER 94-010-01 Re Failure to Perform TS Required Surveillance Because Testing Not Specified.Event Considered to Be of No Significance W/Respect to Health & Safety of Public  + (08:42:19, 26 May 2025)
• 05000499/LER-1995-005-01, :on 950412,experienced Inadvertent ESF Actuation of CCW Pump Due to Essential Cooling Water Sys Pressure Switch Being Isolated & Depressurized.Verified Position of Essential CW Isolation Valves  + (08:42:29, 26 May 2025)
• 05000325/LER-1982-044-03, Suppression Chamber Water Level RTGB Instrument 1-CAC-LR-2602 Indicated Incorrect Water Level.Caused by Change in Trickle Flow to Wet Ref Leg of 2602 Recorder Transmitter  + (08:42:41, 26 May 2025)
• 05000325/LER-1982-044, Forwards Updated LER 82-044/03L-2  + (08:42:51, 26 May 2025)
• ML20083N244  + (08:42:55, 26 May 2025)
• 05000318/LER-1982-012-03, Personnel Access Hatch Doors Opened Simultaneously.On 810307 & 09,inner Door Failed in Partially Open Position.Caused by Failed Airlock Mechanism Due to Broken Cam Follower.Overhaul Performed  + (08:43:20, 26 May 2025)
• 05000318/LER-1982-012, Forwards Updated LER 82-012/03X-1  + (08:43:25, 26 May 2025)
• TAC:49156  + (08:43:28, 26 May 2025)
• 05000331/LER-1995-003, :on 950417,reactor Shutdown Completed Due to Shutdown Margin Calculation Error.Vendor Reviewing Processes to Determine Cause of Misprediction of Designed Shutdown Margin  + (08:43:34, 26 May 2025)
• 05000271/LER-1983-001-01, /01T-0:on 830107,containment Isolation Valves Failed to Close When Operator Attempted to Secure Nitrogen Flow.Caused by Accumulation of Ferrous Metal Particles on Magnet Providing Valve Position Indication.Valves Cleaned  + (08:45:01, 26 May 2025)
• 05000271/LER-1983-001, Forwards LER 83-001/01T-0  + (08:45:07, 26 May 2025)
• 05000318/LER-1982-008-03, During Mode 3,inner Containment Door Would Not Latch,Preventing Outer Door from Opening.Caused by Failure of Air Mechanism Due to Broken Cam Follower.Overhaul Performed  + (08:45:19, 26 May 2025)
• 05000416/LER-1983-004, Forwards LER 83-004/01T-0  + (08:45:21, 26 May 2025)
• 05000318/LER-1982-008, Forwards Updated LER 82-008/03X-1  + (08:45:26, 26 May 2025)
• 05000387/LER-1983-001-01, /01T-0:on 830105,main Condenser Offgas Monitor Train Declared Inoperable Precipitating Entry Into Action Statement Requiring Grab Sample Be Taken Every 4 H.Sample Not Taken Due to Technician Error  + (08:45:29, 26 May 2025)
• ML20083L883  + (08:46:28, 26 May 2025)
• ML20083L847  + (08:46:37, 26 May 2025)
• ML20083L815  + (08:46:43, 26 May 2025)
• ML20083L627  + (08:47:14, 26 May 2025)
• 05000259/LER-1984-004-01, Updated LER 84-004-01:on 840106,reactor Mode Switch Moved from Run to Startup,Causing Half Scram.Caused by Personnel Error.Unit Manually Scrammed.Operator & Nuclear Engineer Counseled Re Use of Rod Notch Override  + (08:47:38, 26 May 2025)
• ML20083L240  + (08:48:09, 26 May 2025)
• 05000324/LER-1981-143-03, While Performing Diesel Generator 4 Monthly Load Test,Model F5-1316-HS6 Would Not Assure Steady Load Greater than 1,000 Kw.Cause Undetermined.Diesel Generator Returned to Svc  + (08:48:15, 26 May 2025)
• 05000498/LER-1995-005, :on 950408,failed to Meet Requirements of TS Due to Inoperability of Standby DG as Result of Failed Lug. Replaced Broken Slip Ring Connector & Addl Slip Ring Connector  + (08:48:51, 26 May 2025)
• 05000341/LER-1995-004, :on 950409,unexpected Reactor Water Level 2 & ESF Actuations Occurred After Planned Scram.Caused by Selection of Parameters Used in Post Scram FW Logic Mod Per Engineering Design Package 9207 Installed During RF04  + (08:49:02, 26 May 2025)
• 05000338/LER-1979-001-01, /01T-0 on 790115:non-conservatism Identified in Calculations Performed in Monitoring Axial Power Distribution Fj(Z).Caused by Omission of Sys & Procedures Used to Monitor Fj(Z)  + (08:49:51, 26 May 2025)

• 05000263/LER-1978-030, Forwards Revised LER 78-030/01X-1 to Correct Typographical Error in Valve Identification Number  + (08:50:48, 26 May 2025)

• RA20-015, Triennial Chlorine Survey Report  + (08:51:08, 26 May 2025)
• L-83-576, Responds to NRC Re Violations Noted in IE Insp Repts 50-335/83-29 & 50-389/83-56.Corrective actions:1983 Requalification Program Revised to Include Refresher Training on Procedure AP 0010122, In-Plant Equipment  + (08:51:49, 26 May 2025)
• 05000346/LER-1981-061, Revised LER 81-061/03X-2:on 811003 & 20,absolute Position Indication on Group 4,rod 7 Became Erratic,Fluctuating 5-10% of Full Range.Caused by Loss of Electrical Penetration Module Signal.Module Replaced  + (08:52:28, 26 May 2025)
• 05000346/LER-1982-053-03, Alarm Trip Received on Steam & Feedwater Rupture Control Sys Channel 2 Due to Failure of Steam Generator Instrument Channel 2 Power Supply.Failure Caused Power Supply Trip  + (08:52:39, 26 May 2025)
• 05000316/LER-1982-016-03, Pinhole Leak Discovered on Suction Strainer for West Containment Spray (CTS) Pump. Caused by Fatigue.Pinhole Removed by Grinding & Rewelding  + (08:54:17, 26 May 2025)
• 05000316/LER-1982-016, Forwards Updated LER 82-016/03X-1 & LERs 83-121/03L-0 & 83-122/03L-0  + (08:54:20, 26 May 2025)
• GO2-83-117, Final Deficiency Rept,Condition 307 Re Target Rock Isolation Valve 82M-002 on Loop B Not Closing When Deenergized. Initially Reported on 831219.Twelve Valves Disassembled, Readjusted & Reinstalled Under Vendor Supervision  + (08:54:44, 26 May 2025)
• ML20083H498  + (08:54:58, 26 May 2025)
• TAC:52693  + (08:55:04, 26 May 2025)
• ML20083G802  + (08:56:20, 26 May 2025)
• TAC:52070  + (08:56:40, 26 May 2025)
• GO2-83-113, Final Deficiency Rept,Condition 302 Re Mods Covering HPCS Second Level Undervoltage Protection Producing Potential Conditions for HPCS Pump to Fail to Start on Valid Initiation Signal.Design Revised  + (08:56:49, 26 May 2025)
• BSEP-84-0025, Monthly Operating Repts for Dec 1983  + (08:57:37, 26 May 2025)
• 05000336/LER-1982-043-03, During Power Ascension, Broken Hydraulic Snubber Stud Discovered & Traced to Hanger 490001 on Main Steam Lead to High Pressure Turbine.Caused by Constant High Vibration  + (08:57:40, 26 May 2025)
• ML20083G037  + (08:58:14, 26 May 2025)
• 05000317/LER-1983-032-03, Containment Isolation Signal Logic Module B Would Not Actuate.Caused by Defective Electronic Logic Components.Module Replaced,Tested & Returned to Svc  + (08:59:08, 26 May 2025)
• GO2-83-108, Responds to NRC Re Violations Noted in IE Insp Rept 50-397/83-14.Corrective Actions:Sampling Plan Developed to Provide 95% Confidence Level That Less than 5% Defects Exist in Sample Lot  + (08:59:13, 26 May 2025)
• EPID:L-2018-LLA-0261  + (08:59:34, 26 May 2025)
• OIG-19-A-16, Status of Recommendations: Audit of NRCs Transition Process for Decommissioning Power Reactors Dated March 23, 2020  + (08:59:54, 26 May 2025)
• 05000317/LER-1983-035-03, ESF Actuation Sys Channel Zg Steam Generator Level Found Tripped.Caused by Failure of Two Monsanto Mctz Optoisolators.All Optoisolators in Module Replaced W/Improved Design  + (09:00:51, 26 May 2025)
• GO2-83-115, Final Part 21 Rept on Condition 295 Re Standby Gas Treatment Unit Charcoal Filter Bed Leakage.Initially Reported on 831115.Gaps Between Frame & Perforated Plates Sealed W/Ge Sealant 727  + (09:01:02, 26 May 2025)
• 05000317/LER-1982-002-03, Feeder Breaker 152-2101 Tripped Open,Causing Power Loss to 21 4-kV Bus.Caused by Failed Isolation Valve Applying False Hidden Trip Signal. Module Retrofitted w/MCT2 Optoisolator  + (09:01:08, 26 May 2025)
• 05000368/LER-1982-003-03, Svc Water Flow Through Low Pressure Safety Injection Pump B Seal Cooler 2E-52B Found Low.Caused by Asiatic Clam Shells Lodged in Supply Tubing Cooler.Supply Tube Cleaned  + (09:02:29, 26 May 2025)
• 05000316/LER-1991-007-01, :on 910802,flow Path Identified Which Could Result in Diversion of Water Away from ECCS & Containment Bldg.Caused by Error in Eop.Eop Revised to Caution Operator to Establish Min Charging Flow  + (09:02:41, 26 May 2025)
• TXX-9128, Supplemental Deficiency Rept CP-85-054 Re Discrepancies in Seismic Qualification Documents for HVAC Supports.Design Basis Document Established to Ensure That Seismic Qualification Requirements Maintained  + (09:03:02, 26 May 2025)