Pages that link to "PNO-III-80-063, on 800331,unplanned Gaseous Radiation Release Occurred Because of Operator Error in Operating Valves. Preliminary Analysis Indicates Release Rates Did Not Exceed Tech Spec Limits"
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The following pages link to PNO-III-80-063, on 800331,unplanned Gaseous Radiation Release Occurred Because of Operator Error in Operating Valves. Preliminary Analysis Indicates Release Rates Did Not Exceed Tech Spec Limits:
Displayed 50 items.
- PNO-III-86-020, on 860303,Westinghouse DB-50 Reactor Trip Breaker Tripped at 190 Milliseconds During Testing. Subsequent Response Tests Satisfactory.Vendor Assisting in Troubleshooting (← links)
- PNO-III-97-035, on 970417,licensee Informed Zion Station of Results of Operations Assessment of Licensed & non-licensed Operating Staff.Licensee Assessed 187 Employees,Both in Mgt & Bargaining Unit Positions.States of Il & Wi Informed (← links)
- PNO-III-97-034, on 970417,decision Not to Replace SGs Made. as Result of Decision,Comm Ed Stated Zion Station Would Be Shut Down Before Expiration of Operating Licenses in 2013. Util Most Probably Support Operation to 2005 (← links)
- PNO-III-80-166, on 800903,unit Tripped from 93% Power Due to Low Steam Generator Level,Caused by Feedwater Pump Trip. Water Hammer Occurred While Steam Generator Level Was Below Feed Ring Causing Safety Injection Actuation (← links)
- PNO-III-85-102, on 851214,during Outage,Both Trains of RHR Sys Lost When Water in Reactor Vessel Drained Below Level of Suction Line.Caused by Erroneous Control Room Indication of RCS Configuration Used for Outage (← links)
- PNO-III-97-010, on 970219,diesel-driven CS Pump Found to Be Inoperable During Routine Surveillance Test.Reactor Operator Realized,Rods Were Moved Further than Expected.Actual Safety Significance of Error Minimal (← links)
- PNO-III-97-024, on 970311,Unit 1 Sys Auxiliary Transformer Tripped as Result of Actuation of Sudden Pressure Relay, Indicating Possible Fault in Transformer.Nrc Providing round-the-clock Insp Coverage at Zion (← links)
- PNO-III-97-003, on 970117,outage Extended to Address Technical & Plant Condition Issues.Actions to Be Completed During Outage Extension Include Submitted Info (← links)
- PNO-III-85-087, on 851007,concrete Finisher Killed After Falling 45 Ft While Working on Interim Radwaste Storage Facility.No Contamination Involved (← links)
- PNO-III-80-063 (redirect page) (← links)
- PNO-III-80-063, A:800402,ltr from Mayor of Waukegan,Il, Demanded Actions as Result of 800331 Unplanned Gaseous Release.Region 3 Is Continuing Investigation & Evaluation (redirect page) (← links)
- ML20126B545 (← links)
- ML20151Y205 (← links)
- ML20151X631 (← links)
- ML20151U967 (← links)
- ML20151U475 (← links)
- ML20151U396 (← links)
- PNO-III-88-067, on 880722,controlled Shutdown Initiated to Repair Steam Leak.Unit Down for More than 48 H for Steam Leak Repair & Portions of Piping Which Exhibited Wall Thickness of Less than Three Inches.State of Il Notified (← links)
- PNO-III-98-030, on 980517,armed Security Guard on Patrol in Owner Controlled Area Reported to Security Person Lying Near Road.Guard Subsequently Reported Being Shot.No Intruder Found.Guard Admitted Shooting Himself in Foot (← links)
- PNO-III-83-065, on 830727,licensee Determined That All 3 EDGs Associated W/Unit 2 Were Technically Inoperable Since Required Surveillance Testing Had Not Been Conducted within Proper Time Frame.State of Il Notified (← links)
- PNO-III-86-046, on 860516,RCS Found Leaking Approximately 20 Gpm.Caused by Failed Packing in Pressurizer Spray Valve. Valve Packing & leak-related Damage to Drain Line Sight Glass & Rupture Disk Will Be Repaired (← links)
- PNO-III-86-041, on 860509,unit Shut Down to Repair Failed Main Steam Line Check Valve on Loop B.Normal Differential Pressure Exceeded by 37 Psig.Unit Expected to Be Shut Down for 48 H (← links)
- PNO-III-88-087, on 881025,licensee Determined That Neither of Two motor-driven Auxiliary Feedwater Pumps Would Automatically Start W/Loss of Offsite Power & lo-lo Steam Generator Level.Pumps Declared Inoperable (← links)
- PNO-III-86-013, on 860219,both Unit 2 Diesel Generators & Units 1 & 2 Shared Diesel Declared Inoperable.Cause Undetermined.Partially Closed Fuel Line Valve on Diesel Generator 2A Discovered.Generators Retested (← links)
- PNO-III-87-043, on 870327,fire Discovered in Turbine Bldg in Cardboard Box Containing Noncombustible Piping Insulation. Fire Extinguished by Fire Brigade.Fire Probably Caused by Discarded Cigarette (← links)
- PNO-III-92-048, on 920917,licensee Shut Down Unit 1 Because 1A turbine-driven AF Pump Declared Inoperable & Operability of One of Two 1A SG Injection Lines Considered Questionable. Equipment Debris Found in AF System.Repairs Require 1 Week (← links)
- PNO-III-86-064, on 860705,svc Water Pump 1B Failed.Apparently Due to Failure of Pump Shaft,Lower Bearing or Lower Impeller.Unit Placed in Hot Shutdown.Approx 7 Days Needed to Repair Pump (← links)
- PNO-III-86-110, documents State of Il Concerns Re Viability of Emergency Evacuation Routes for Plant Due to Recent Flooding in Area.Plants Not Affected as Unit 1 Shut Down for Refueling & Unit 2 Operating at 99% Power (← links)
- PNO-III-98-006, on 980115,licensee Announced Permanent Shut Down of Station.Util Plans to Maintain Plant in Safstor Decommissioning Mode Until Approx 2014 (← links)
- PNO-III-87-073, on 870521,personnel Discovered Water Leaking Through Doors on Diesel Fuel Oil Storage Tank Rooms Into Turbine Bldg.Caused by Removal of Wrong Check Valve Bonnet. Water Pumped to Waste Water Treatment Sys for Processing (← links)
- PNO-III-86-121, on 861110,preliminary Evaluation by Licensee & Region III Determined Diesel Generator 1B Failure Caused by Improperly Torqued Bolt in Articulated Connecting Rod. Licensee Plans to Examine Remaining Generators (← links)
- PNO-III-86-062, on 860627,while Operating at 68% Power, Lightening Strike Caused Unit to Automatically Trip.Shutdown Was Due to Failure of Some Primary Sys Instruments,Causing Reactor Protection Sys to Trip Unit.State of Il Notified (← links)
- PNO-III-90-053, on 900724,55-year Old Employee of fire-watch Contractor Died of Apparent Heart Attack,While on Duty in Turbine Building (← links)
- ML20212A259 (← links)
- ML20249B939 (← links)
- ML20249B909 (← links)
- ML20249B378 (← links)
- ML20249B220 (← links)
- ML20249A739 (← links)
- ML20249A672 (← links)
- PNO-III-89-055, on 890817,security Guard Arrested for Robbery.Guard Site Access Badge Terminated on 890817 After Plant Police Notified Licensee of Planned Interview of Suspect Re Robberies (← links)
- PNO-III-89-040, on 890624,power Lost to All Control Room Annunciators for Reactor & safety-related Sys.Caused by Troubleshooting Ground on Electrical Bus for balance-of-plant Annunciators & Blow Fuses (← links)
- ML20236V350 (← links)
- ML20236V301 (← links)
- ML20236V284 (← links)
- ML20236V022 (← links)
- ML20236U914 (← links)
- ML20236U681 (← links)
- ML20236U227 (← links)
- ML20236J907 (← links)