Pages that link to "PNO-IV-87-061A, on 871209,both RHR Trains Lost.Train a Diesel Declared Operable on 871209.Chance of Tampering Concluded Due to Investigation of Changed Mechanical Governor Setting. Diesel Generator Room Access Restricted"
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The following pages link to PNO-IV-87-061A, on 871209,both RHR Trains Lost.Train a Diesel Declared Operable on 871209.Chance of Tampering Concluded Due to Investigation of Changed Mechanical Governor Setting. Diesel Generator Room Access Restricted:
Displayed 49 items.
- PNO-IV-85-052, on 851003,plant Outage Initiated from Hot Standby to Replace Failed Seal on Reactor Coolant Pump 2B. Cause Not Stated (← links)
- PNO-IV-85-045, on 850829,unusual Event Declared Due to Hurricane Elena,w/75 Plus Mph Winds.Emergency Procedures Implemented & Site Prepared for Adverse Weather Conditions (← links)
- PNO-IV-88-006, on 880105,licensee Determined That Reactor Vessel Flange Inner O-ring Leaking.Inner Leakoff Monitor Tube Isolated to Contain Leakage.Outage of Approx 21 Days Expected in Order to Replace O-ring Seals (← links)
- PNO-IV-88-020, on 880308,bag Containing Used anti-C Clothing Found to Contain Hot Particle in Shoulder Area of Garment. Mobile Particle Was Approx 725 Uci of Cobalt/Manganese Compound.Four Personnel Examined W/No Skin Irregularities (← links)
- PNO-IV-97-035, on 970611,licensee Issued Press Release That Stated That Current Anticipated Restart Date of Waterford 3 Will Be mid-July.Caused by Internal Fault in Startup Transformer.State of La Has Been Informed (← links)
- PNO-I-86-006, on 860123,facility Achieved Initial Criticality.Criticality Boron Concentration Was 1,591 Ppm, 32 Ppm Above Predicted Concentration & within Tech Spec Max Margin of 100 Ppm (← links)
- PNO-IV-85-063, on 851206,reactor Inadvertently Tripped.Caused by Operator Incorrectly Initiating Steps of Surveillance Tests on Control Element Assembly Calculators.Cold Shutdown Planned to Replace Reactor Coolant Pump Seals (← links)
- PNO-IV-97-015, on 970320,alert Declared at Waterford 3 Site as Result of Release of Gaseous Ammonia from Nearby Chemical Processing Plant.Licensee Notified Coast Guard of Event. State of La Informed (← links)
- PNO-IV-97-006, on 970118,tanker Carrying Gasoline Spilled Portion of Cargo Into Mississippi River.State of Ms Has Been Informed (← links)
- PNO-IV-85-035, on 850718,high Vibration Detected in Main Turbine.Vibrations in Vicinity of Generator End of Low Pressure Turbine.Plant Shut Down to Inspect for Damage. Followup Rept Will Be Issued If Significant Damage Found (← links)
- PNO-IV-85-029, increase in Gaseous Activity in Accessible Radiological Control Areas,Including Auxiliary Bldg,Reported Since Reaching 100% Power.Probably Caused by Positive Displacement Charging Pump Gland Leak Off (← links)
- PNO-IV-88-048, on 880516,EBASCO Employee Working in Refueling Area Received Approx 22 Rem Dose to Skin of Whole Body. Caused by Lodging of Hot Particale (Fuel Flea) on Employee Thigh After Passing Through Protective Clothing (← links)
- PNO-IV-88-044, on 880518,two Employees Received Radiological Overexposure Due to Hot Particle & Sliver of Metal on Respirator,Respectively.Licensee Upgraded One Area to Hot Particle Control Area & Tightened Hot Particle Controls (← links)
- PNO-IV-88-041, on 880512,operators Noted Disagreement Between Tygon Tube Rv Level Indicator & New Indicator Just Installed.Cause Unknown at Present.Water Removed,Bringing Rv Level Indicator Into Relative Agreement (← links)
- PNO-IV-88-037, on 880505,catalytic Cracking Unit at Shell Oil Co Refinery in Norco,La Exploded Into Flames.No Damage Found in Walkdown of Primary Coolant Boundaries.Second Refueling Outage Underway (← links)
- PNO-IV-98-045, on 980926,Unit 3 Declared Unusual Event of Hurricane Warning in St Charles Parish.River Bend Station Continued to Operate at Full Power Since Hurricane Force Winds Were Not Predicted in Vicinity of Site (← links)
- PNO-IV-98-040, on 980917,licensee Commenced Shutdown of Reactor in Order to Replace Pressurizer Code Safety Valve That Had Been Experiencing Increased Leakage.Licensee Plans to Restart Facility on 980923 (← links)
- PNO-IV-88-032, on 880423,control Element Assembly (CEA) Inadvertently Withdrawn W/Upper Guide Structure During Refueling Outage.Cause Still Under Investigation.Replacement of CEA Gripper & Extension Under Consideration (← links)
- PNO-IV-98-054, on 981117,plant Shutdown Greater than 72 H Due to Unidentified Leak.Investigations by Licensee Verified That Leakage Occurred from RCP 2b Seal Area (← links)
- PNO-IV-88-085, on 881022,plant Shutdown to Determine Source of Noise in Steam Generator 2.Source Believed to Be in Feed Flow Nozzle Area of Check Valve.Licensee Continuing Investigation of Problem (← links)
- PNO-IV-86-022, on 860708,plant Shut Down for More than 48 H Due to Continued Temp Rise in Leak Off Temp from Reactor Coolant Pump Seal 2B.Caused by Seal Deterioration.Seal Will Be Replaced During Outage (← links)
- PNO-IV-87-007, on 870305,licensee Declared Unusual Event Due Tofire in Compressed Gas Storage Area.Caused by Hydrogen Storage Relief Valve Exploding & Catching Fire.Fire Extinguished.No Equipment Damage Noted (← links)
- ML20249A897 (← links)
- ML20249A886 (← links)
- ML20249A873 (← links)
- ML20249A663 (← links)
- ML20249A228 (← links)
- ML20249A015 (← links)
- ML20236M143 (← links)
- ML20236L498 (← links)
- ML20236J637 (← links)
- PNO-IV-87-047, on 870921,licensee Shut Down Reactor Plant Due to Reactor Coolant Pump Seal Leak.Licensee Plans to Replace Leaking Seal & Conduct Other Maint Items (← links)
- ML20217F744 (← links)
- PNO-IV-87-061B, on 871211,woodward Governor Mechanical Movement Noted During Test Run of Emergency Diesel Generator Train A.Caused by Previously Undetected Governor Failure. Licensee Evaluating Failure for Generic Implications (← links)
- ML20237A052 (redirect page) (← links)
- PNO-IV-87-061A (redirect page) (← links)
- PNO-IV-87-061, on 871209,loss of Both Trains of RHR Declared Due to Inoperative Emergency Diesel Generator.Caused by Change of Mechanical Governor Settings.Governor Being Adjusted & Surveillance Testing Scheduled (← links)
- PNO-IV-99-038A, on 990929,restart of Waterford 3 Occurred. Cause Identified as Failed Seal Water Heat Exchanger Baffle. New Battle & Seal Assembled Were Installed & Reactor Coolant Pump 2B Was Returned to Svc Satisfactorily (← links)
- PNO-IV-99-038, on 990910,operators Manually Tripped Reactor from 100% Power in Response to Indications of Failure of RCP 2B Seal.New Baffle & Seal Assembly Were Installed & Plant Was Returned to Power Operations on 990810 (← links)
- PNO-IV-99-032A, on 990801,Waterford 3 Operators Manually Tripped Reactor from 100% Power in Response to Indications of Failure of RCP 2B Seal.Pump Was Secured Immediately Following Plant Sd.New Baffle & Seal Assembly Was Installed (← links)
- PNO-IV-99-032, on 990801,Waterford 3 Operators Manually Tripped Reactor from 100% Power in Response to Indications of Failure of RCP 2B Seal.Pump Was Secured Immediately Following Plan Shutdown.Resident Inspectors Will Monitor (← links)
- PNO-IV-87-006, on 870122,instrument Technician Found to Be Contaminated When Exiting Work Area Control Point. Investigation Revealed Technician Actually Contaminated on 870121.No Other Offsite Contamination Identified (← links)
- PNO-IV-88-028A, on 880409,piece of Steel from Gate Guide Assembly for MSIV Found in Main Turbine Throttle Valve. Licensee Investigating Cause & Effects on Valve Operability (← links)
- PNO-IV-88-028, on 880409,33-inch Piece of Steel from MSIV Gate Guide Assembly & Broken Fasteners Found Caught by Basket Strainer Upstream of Throttle Valve.Licensee Plans to Disassemble Both MSIVs & Insp Performed (← links)
- PNO-IV-85-064A, on 851212,offsite Power Loss Occurred During Electrical Storm When Switchyard Breakers Tripped Because of Ground Current from Startup Transformers.Trip Relays Reset from 1,200 to 2,400 Amps (← links)
- PNO-IV-85-064, on 851212,lightning Strike During Severe Electrical Storm Caused Loss of All Offsite Power at Facility.Caused by Problem W/Operation of Trip Function of Breakers in Offsite Switch Yard (← links)
- PNO-IV-97-024A, on 970502,licensee Initiated Recovery of New Fuel Assembly That Had Been Dropped on 970428.Licensee Recommenced Refueling Reactor on 970504.Reconstitution Process Expected to Take 7 to 10 Days (← links)
- PNO-IV-97-024, on 970428,new Fuel Assembly Raised from Location in Spent Fuel Pool Rack & After Being Moved Short Distance Laterally,Fell from Spent Fuel Pool Handling Machine.Licensee Assembled Team to Perform in-depth Review (← links)
- PNO-IV-85-035A, on 850718,facility Shut Down When Vibrations Occurred in Main Turbine Generator.Damage to Permanent Magnet Generator & Blades on Low Pressure Section of Turbine Found During Investigation.Addl Insps Being Performed (← links)