Pages that link to "PNO-I-89-056, on 890710,reactor Vessel Lower Head Cracks from Guide Tubes E-7 & G-6 Discovered.Tubes Substantially Damaged by Flow of Molten Fuel.Investigation & Cleanup Started"
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The following pages link to PNO-I-89-056, on 890710,reactor Vessel Lower Head Cracks from Guide Tubes E-7 & G-6 Discovered.Tubes Substantially Damaged by Flow of Molten Fuel.Investigation & Cleanup Started:
Displayed 50 items.
- PNO-I-85-066, on 850907,fire Broke Out in Relay Room During CRD Surveillance Testing.Reactor Manually Tripped.Licensee Troubleshooting to Determine Cause (← links)
- PNO-I-97-018, on 970328,protest Related to TMI-2 Accident Occurred.Protesters Walked in Circle,Outside of Util Property,Blocking Plant Entrance Lane.Plant Notified NRC Headquarter to Inform of Event (← links)
- ML20137D909 (← links)
- ML20136A867 (← links)
- ML20135A587 (← links)
- PNO-I-86-031, on 860421,loss of 4,160-volt Vital Bus & All Three Nonvital Buses Experienced.Caused by Vital Bus D Supply Breaker Fault & Trip.Power Restored to Nonvital Buses.Vital Bus D Supply Breaker Damaged (← links)
- PNO-I-86-024, on 860324,during Scheduled Outage Work in Reactor Bldg Five Workers Contaminated.Contamination Attributed to I-131 Evolving from RCS Water.Iodine Being Removed by Purging Reactor Bldg Air (← links)
- ML20140D836 (← links)
- ML20138M253 (← links)
- ML20138L800 (← links)
- ML20138L019 (← links)
- ML20134D572 (← links)
- PNO-I-85-079, on 851016,steam Leak Identified on Drain Line from Associated Main Turbine Control Valve Header.Caused by through-wall Crack in Weld Associated W/Pipe Elbow.Power Reduced from 40% to Make Repairs (← links)
- ML20133H103 (← links)
- PNO-I-85-067, on 850923,malfunction of One Reactor Protection Sys Ac Breaker Caused Small Electrical Fire.Operator Deenergized Breaker from Feeder Bus & Fire Extinguished. Spare Breaker Installed (← links)
- ML20132C449 (← links)
- PNO-I-93-011, on 930207,during Shift Change,Unauthorized Vehicle Driven Into Plant Protected Area.Site Area Emergency Declared.Caused by Former Mental Patient.Precautionary Measures to Secure Plant Vital Areas Implemented (← links)
- ML20127H647 (← links)
- ML20126J702 (← links)
- ML20126F517 (← links)
- ML20126D364 (← links)
- ML20126C613 (← links)
- ML20126C462 (← links)
- ML20126C459 (← links)
- ML20126C457 (← links)
- ML20126C455 (← links)
- ML20126C196 (← links)
- ML20126C195 (← links)
- ML20126C190 (← links)
- ML20126B343 (← links)
- ML20125C052 (← links)
- ML20125C045 (← links)
- PNO-I-79-001, on 790922,stable Natural Circulation Flow Was Lost.Caused by Diminishing Heat Input from Core (← links)
- PNO-I-88-055, on 880523,worker Slipped & Fell Into Reactor Vessel from Defueling Platform.Caused by Worker Unhooking Himself from Sling to Install Equipment in Reactor Vessel. Worker Decontaminated & Licensee Conducted Event Critique (← links)
- PNO-I-88-096, on 880917,licensee Shut Down Unit to Troubleshoot &/Or Repair Cause of High Flow in Seal leak-off Line 1 for Reactor Coolant Pump D (← links)
- ML20151X810 (← links)
- ML20151X575 (← links)
- ML20151X412 (← links)
- ML20151U538 (← links)
- ML20151U432 (← links)
- PNO-I-85-095, on 851230,seal Failure on RCS Makeup Pump 1A Occurred,Spilling Approx 300 Gallons of Water on Floor.Nine Personnel Slightly Contaminated.Approx 46 Ci Released from Plant.Pump Drained.Personnel Cleaned Up Room (← links)
- PNO-I-88-021, on 880216,licensee Commenced Power Decrease to Hot Shutdown Condition Due to Main Turbine Generator Stator Cooling Flow Problem.In Conjunction W/Ge,Licensee Plans Chemical Cleaning & Backflush Process of Sys (← links)
- PNO-I-86-033, on 860423,during Restart from Steam Generator Tube Insp Outage,Reactor Tripped from 8% Power on High RCS Pressure.Caused by Main Feedwater Transient in Which turbine-driven Pump Decreased Speed (← links)
- ML20198Q982 (← links)
- ML20198Q671 (← links)
- ML20198Q427 (← links)
- ML20198Q395 (← links)
- PNO-I-97-068, on 971103,unplanned Shutdown Greater than 72 H Occurred.Oil Leaks Detected & Repaired.Third RCP Inspected & Engineers Found Low Seal Flow at Second Stage Pump Seal. Resident Inspectors Following Onsite Activities (← links)
- PNO-I-86-040, on 860602,reactor Scrammed Due to Trip of Main Turbine.Caused by Loss of Electrohydraulic Control Oil During Secondary Plant Electrical Power Supply Switching (← links)
- PNO-I-86-009, on 860127,reactor Shut Down to Repair Leaking Expansion Bellows on Feedwater Heater Extraction Steam Line. Cause of Leakage Not Stated.Outage Should Last 1 Wk (← links)