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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
- ENS 40124 +
- ENS 40904 +
- ENS 46897 +
- ML20024E678 +
- ML18033A964 +
- ML18139B581 +
- ML19345D838 +
- RC-16-0048, Submittal of Annual Operating Report for 2015 +
- ML19029B020 +
- ML19261B307 +
- ML20050B648 +
- ML20044C042 +
- ML20085E206 +
- ML20092M904 +
- ML20115F047 +
- ML20072T644 +
- ML20154N699 +
- ML20151U243 +
- ML20151G150 +
- ML20065C584 +
- BECO-85-220, Partially Withheld Security Event Rept:On 851204 Vertical Pipe Chase Not Locked.Lock Removed When Surveys Indicated Radiation Level Below Requirement for Locked High Radiation Level.Pipe Chase Will Be Secured +
- 2CAN039703, Monthly Operating Rept for Feb 1997 for Arkansas Nuclear One,Unit 2 +
- B14998, Responds to NRC Re Violations Noted in Insp Rept 50-336/94-21 on 940518.Corrective Actions:Procedure 2736A Has Been Revised to Provide Guidance on Adjusting Battery Charger Voltage +
- ML20062F882 +
- ST-HL-AE-3596, Responds to Violations Noted in Insp Rept 50-498/90-28 Re Failure to Follow Procedures for Independent Verification. Corrective Actions:Procedures for Placing Demineralizers in Svc Revised +
- 05000260/LER-1989-019, :890623,loop II of RHR Sys Technically Inoperable When Operability Required by Tech Specs.Caused by Inadequate Tracking & Dispositioning of Test Deficiency. Signature Requirements Added to Test Packages +
- 05000260/LER-1989-006-02, :on 890331,reactor Protection Sys Deenergized, Resulting in ESF Actuations & Standby Gas Treatment,Control Room Emergency Ventilation & Refuel Zone Isolations.Caused by Personnel Standing on Breaker Cabinet +
- 05000260/LER-1989-006-01, :on 890331,unplanned ESF Actuations Occurred Due to Loss of Reactor Protection Sys Motor/Generator Output.Caused by Personnel Standing on Breaker Cabinet. Scaffold Const Procedure Revised +
- 05000259/LER-1989-019-02, :on 890726,radiation Monitor on Refuel Zone Ventilation Exhaust Received Spurious Signal.Caused by Failed Connection at Radiation Detector Assembly.Radiation Detector Repaired & Declared Operable +
- 05000354/LER-1987-028, :on 870629 & 0701,RWCU Sys Isolation Occurred. Caused by Design Deficiencies.Procedure for Operation of Rwcs Reviewed by Chemistry Dept & Revised to Explicitly Define Valving Sequence +
- 05000304/LER-1989-003-01, :on 890131,operator Received Rod Urgent Failure Alarms While Attempting to Withdraw Control Rod Bank C. Caused by Both Cognitive & Procedural Personnel Error.Card Replaced & Unit Brought Critical +
- 05000461/LER-1987-056, :on 870923,operators Identified That Tech Spec Violated When Grab Samples Not Collected at Least Every 4 H. Caused by Util Licensed Operator Error.Shift Supervisor Counseled +
- 05000293/LER-1999-005, :on 990608,partial Actuation of Rhr/Lpci Circuitry During Surveillance Test Was Noted.Caused by Personnel Error.Revised Procedure.With +
- 05000368/LER-1999-001, :on 990108,TS Requirements for as-lift Settings of MSSV Were Not Met.Caused by Errors in Determination of Effective Seating Area by Vendor During Test Device Qualification.Replaced All Mssvs.With +
- 05000259/LER-1988-022-02, :on 880720,spurious Refuel Zone Hi Radiation Causing Containment Isolation Occurred.Caused by Failure of Upscale Logic Relay Coil.Corrective Maint Initiated to Replace Relay & Radiation Monitor Tested +
- 05000277/LER-1988-004, :on 880302,relay Trip Causing Breaker Trip Resulted in Containment Isolations & Inoperable Fire Pumps. Caused by Severe Heat Damage on Relay Coil.Coil Shipped to Mfg.Temporary Feed Installed +
- 05000277/LER-1988-004-01, :on 880302,relay Tripped Causing Breaker Trip, Resulting in Containment Isolations & Inoperability of Fire Pumps.Caused by Unexpected Trip of Undervoltage Relay.Relay Coil Shipped to Mfg for Failure Analysis +
- 05000341/LER-1985-075, :on 851023,Div 1 Emergency Equipment Cooling Water & Svc Water Pumps Automatically Started.Caused by Operator Failure to Reset Digital Load Sequencer.Memo Issued to Personnel Re Procedure Requirements +
- 05000413/LER-1985-041, :on 850613,main Feedwater Pump Trip Resulted in Manual Reactor Trip.Caused by Pump Recirculation Valve Not Capable of Modulating Quickly During Flow Reduction.Design Deficiency Corrected +
- 05000373/LER-1985-045-01, :on 850531,reactor Manually Scrammed.Caused by Failure of Circulating Pump 1B Discharge Valve Gear Operator Mounting Bolts.Stop Logs Placed in Intake Structure for Circulating Water Pump 1B +
- 05000334/LER-1981-034-03, /03L-0:on 810410,boric Acid Storage Tank CH-TK-1A Concentration Exceeded Tech Spec.Caused by Insufficient Recirculation of Tank Prior to Sampling After Planned Dilution.Concentration Brought Back to Limits +
- 05000413/LER-1992-009-02, :on 920722,turbine Bldg Sump Sys Pipe Rupture Occurred.Caused by Inoperable Turbine Bldg Sump Radiation Monitor.Grab Sample Obtained from Sump & Analyzed & Flow from Temporary Pumps Terminated +
- 05000346/LER-1985-003, :on 850125,station Experienced Safety Features Actuation Sys (Sfas) Level 1 Actuation.Caused by Sfas Channel 4 Containment Radiation Detector RE2007 Spiking W/ Channel 3 in Tripped Condition +
- 05000413/LER-1984-027-01, :on 841126,RCS Boron Concentration Decreased to Less than 2,000 Parts Per Million.Cause Unknown.Boric Acid Added to Bring Level Above 2,000 Part Per Million +
- 05000352/LER-1991-018, :on 910618,primary Containment & Reactor Vessel Isolation Control Sys Actuations Occurred.Caused by Loss of Power to Distrubution Panel.Preventive Maint Tasks Written to Replace Inductors in Inverters Annually +
- 05000280/LER-1984-005, :on 840301,while Performing Mop 26.9,vital Bus Sola Transformer I-I,vital Buses I & III Mistakenly Cross Connected Out of Phase,Causing Spurious Containment High Pressure & High Steam Flow Signals +
- 05000272/LER-1976-008-03, /03L:on 760902,setpoints for Containment Radiation Monitors R12A & R12B More Conservative than Required & Setpoint for Monitor R11A Less Conservative.Caused by Personnel Error.Setpoints Recalculated +
- 05000272/LER-1976-002-01, /01T:on 760822,Conde Milking Machine Co Model MX-16A (Containment Air Sample Pump for Air Particulate & Gaseous Radiation Monitors R11A,R12A & R12B) Failed.Caused by Bearing &/Or Shaft Seal Seizure +
- 05000260/LER-1983-036-03, /03L-0:on 830704,alarm Signal Detected on Reactor Bldg Elevation 593 Fire Protection Panel 2-25-311,Zone 2B, Heat Detector TE-39-46B & Could Have Masked Signals from Other Detectors.Caused by Bent Heat Detector +
- 05000461/LER-1995-001, :on 950105,FW Heater Train Operation During Removal of FW Heater from Svc Was Not Understood & Resulted in Decreased FW Temp,Loss of Heater Level Control & Manual Scram.Plugged 5B FW Heater Tubes +