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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

• 05000334/LER-1979-015-01, /01T-0 on 790621:received Vendor Notification That High Energy Break Inside Containment Could Cause Potential Steam Generator Level Bias Leading to Delayed Protection Signals.Caused by Calculation Error  + (23:04:44, 25 May 2025)
• SECY-19-0109, VR-SECY-19-0109: Direct Final Rule--Social Security Number Fraud Prevention (NRC-2018-0303; Rin 3150-AK27)  + (23:05:28, 25 May 2025)
• ML20114E201  + (23:05:32, 25 May 2025)
• PMNS20200245, NRC Staff Questions on NEDC-33910P BWRX-300 Reactor Pressure Vessel Isolation and Overpressure Protection  + (23:05:45, 25 May 2025)
• PMNS20200262, NRC Staff Questions on NEDC-33910P BWRX-300 Reactor Pressure Vessel Isolation and Overpressure Protection  + (23:05:52, 25 May 2025)
• PMNS20200244, NRC Staff Questions on NEDC-33910P BWRX-300 Reactor Pressure Vessel Isolation and Overpressure Protection  + (23:05:53, 25 May 2025)
• PMNS20200263, NRC Staff Questions on NEDC-33910P BWRX-300 Reactor Pressure Vessel Isolation and Overpressure Protection  + (23:05:55, 25 May 2025)
• ML20114C600  + (23:07:58, 25 May 2025)
• TAC:54432  + (23:08:53, 25 May 2025)
• TAC:56575  + (23:09:44, 25 May 2025)
• ML20114B562  + (23:09:50, 25 May 2025)
• 05000327/LER-1992-013, :on 920715,determined That Mass Energy Releases Used for Main Steam Line Break Not Conservative.Caused by Perfect Moisture Separation Assumed in Main Steam Line Break Analysis.New Design Basis to Be Developed  + (23:11:17, 25 May 2025)
• ML20113G628  + (23:14:45, 25 May 2025)
• NUREG-1410, Discusses NRC Concerns Re Operator Diligence While in Shutdown Conditions & Requests Quick & Appropriate Mgt Reactions to Generic Ltr 88-17.Supporting Documentation Encl  + (23:14:46, 25 May 2025)
• ML20113G596  + (23:14:56, 25 May 2025)
• ML20113G540  + (23:15:14, 25 May 2025)
• NUREG-0410, Speech Entitled Shutdown Decay Heat Removal, for Presentation at 890418-20 NRC Regulatory Info Conference in Washington,Dc  + (23:15:18, 25 May 2025)
• ML20113G500  + (23:15:23, 25 May 2025)
• 05000282/LER-1996-015, :on 960822,auto-start of Diesel CW Pump 22 on Low Header Pressure Occurred.Caused by Typo in Review Process & Misinterpretation of Surveillance.Sys Returned to Normal & Test Completed  + (23:15:30, 25 May 2025)
• ML20113G319  + (23:15:54, 25 May 2025)
• TAC:56777  + (23:16:18, 25 May 2025)
• 05000336/LER-1995-019-01, Forwards LER 95-019-01.Util Commitments Listed,Including Reviews of Operation Procedures to Be Completed by 961115  + (23:16:25, 25 May 2025)
• TAC:54882  + (23:16:28, 25 May 2025)
• IR 05000269/2000008  + (23:17:39, 25 May 2025)
• EPID:L-2020-LRM-0016  + (23:18:13, 25 May 2025)

• PMNS20200226, Advanced Reactor Stakeholder Meeting on Form and Content of an Application for Non-Light Water Reactors and Discussion of Draft Report on Molten Salt-Fueled Reactor Fuel Qualification Methodology  + (23:18:19, 25 May 2025)

• ML20113E343  + (23:18:47, 25 May 2025)
• 05000325/LER-1981-014-03, /03L-1:on 810120,pressure Suppression Pool Level Exceeded High Level Spec.Caused by Failed Valve Motor.Valve Motor F012 Replaced & Returned to Svc  + (23:19:13, 25 May 2025)
• 05000336/LER-1985-002, :on 850302,intermittent Annunciator Alarm Indicated Process Radiation Monitor Tripped on High Radiation or Failed.Caused by Personnel Error.Radiation Monitor Restored & Purge Valves Reopened  + (23:21:08, 25 May 2025)
• ML20113C213  + (23:21:54, 25 May 2025)
• ML20113B386  + (23:22:50, 25 May 2025)
• TAC:53418  + (23:23:31, 25 May 2025)
• 05000364/LER-1995-001, :on 950405,S/G Tubes Degradation Found.Caused by PWSCC & Outer Diameter Stress Corrosion Cracking (Odscc). S/G Tubes Plugged & Program of Boric Acid Addition Being Continued to Reduce Potential for ODSCC  + (23:24:37, 25 May 2025)
• ML20112J766  + (23:25:17, 25 May 2025)
• IR 05000305/2002006  + (23:25:50, 25 May 2025)
• 05000317/LER-1984-018, :on 841203,MSIV Inoperable.Caused by Oil Leakage from Piston Rod Seal & Damaged Actuator Overall Piston Seals.Seals Replaced  + (23:26:55, 25 May 2025)
• 05000317/LER-1984-019, :on 841212,MSIV Failed to Fully Close During Surveillance Testing.Caused by Faulty Contacts in Control Room Handswitch.Contacts,Restrictor Valves & Solenoid Pilot Valves Replaced  + (23:26:57, 25 May 2025)
• 05000374/LER-1984-085-01, :on 841214,reactor Scram & Turbine Trip Occurred.Caused by Vibration Trip Signal from Loose Circuit Board Connection in Turbine Supervisory Sys.Vibration Card Reinstalled  + (23:26:58, 25 May 2025)
• 05000281/LER-1984-019-02, :on 841211,reactor Trip Occurred.Caused by Low Condenser Vacuum Due to Leak in Moisture Separator Reheater Crossunder Manway Gasket.Manway Temporarily Sealed,Gasket Replaced & Procedure Revised  + (23:27:00, 25 May 2025)
• 05000275/LER-1984-034, :on 841215,diesel Generator Started Automatically.Caused by Personnel Error.Memo Issued Instructing All Operators to Verify New Source Before Opening Original Source Breaker  + (23:27:01, 25 May 2025)
• 05000281/LER-1984-018-02, :on 841211,spurious Reactor Trip Occurred. Caused by 2 of 3 Logic Matrix for High Pressurizer Level Actuating.Addl Administrative Controls for Work on Energized Components Initiated  + (23:27:03, 25 May 2025)
• 05000352/LER-1984-032, :on 841211,reactor Water Cleanup Inboard Suction Valve Closed to Isolation Position Upon Receiving High Ambient Temp Signal.Caused by Personnel Error.Sys Returned to Svc  + (23:27:04, 25 May 2025)
• 05000346/LER-1984-020, :on 841204,inoperable Fire Dampers Found.Caused by Melted Fusible Links,Blades Binding on Frame,Missing Blade,Backward Installation,Dirt & Spring Problems.Fire Watch Established  + (23:27:08, 25 May 2025)
• 05000325/LER-1984-036, :on 841211,12,17,18 & 850101,control Bldg HVAC Sys Manually Isolated Due to High Chlorine Alarms from Chlorination Sys Chlorine Detectors.Caused by Minute Chlorine Gas Leaks & Residual Chlorine  + (23:27:10, 25 May 2025)
• 05000334/LER-1984-016, :on 841027,due to Metal Filings Found in Seismic Sensor,Spare Defective Sensor Used.Defective Sensor Returned to Vendor for Repair But Not Returned to Util within 90 Days.Caused by Personnel Error  + (23:27:13, 25 May 2025)
• 05000237/LER-1984-023-05, :on 841214,torus-to-condenser Drain Valve AO 2-1599-61 Leaked 121 Scfh.Cause Unknown.Valve Repaired & Will Be Leak Rate Tested Prior to Return to Svc  + (23:27:15, 25 May 2025)
• 05000325/LER-1984-035, :on 841211,rod Position Indication Sys Bypass Switch for Control Rod Bypassed to full-in Position.Caused by Personnel Miscommunications.Signs Posted to Reflect Revised Limiting Condition for Operation  + (23:27:17, 25 May 2025)
• 05000271/LER-1984-024, :on 841213,functional Testing of HPCI-torus Water Level Sys Not Performed During Wk of 841001.Caused by Inadvertent Administrative Oversight in Scheduling. Surveillance Procedures Revised  + (23:27:18, 25 May 2025)
• 05000366/LER-1981-096-03, /03X-1:on 810929,HPCI Turbine Exhaust Diaphragm Pressure Switch 2E41-N012D Found Out of Tolerance.Caused by Corroded Switch Mechanisms.Switch Replaced  + (23:28:52, 25 May 2025)
• TAC:54495  + (23:28:58, 25 May 2025)
• L-96-137, Comments on Proposed Rule 10CFR50, Reliability & Availability Info for Risk-Significant Sys & Equipment  + (23:32:05, 25 May 2025)