Pages that link to "PNO-V-87-076, on 871123-24,two Moderate Earthquakes Centered Near Westmoreland,Ca Occurred,Triggering Seismic Alarms at San Onofre.Unusal Event Declared.Plant Sys & Components Not Adversely Affected.Effects on Other Locations Noted"
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The following pages link to PNO-V-87-076, on 871123-24,two Moderate Earthquakes Centered Near Westmoreland,Ca Occurred,Triggering Seismic Alarms at San Onofre.Unusal Event Declared.Plant Sys & Components Not Adversely Affected.Effects on Other Locations Noted:
Displayed 50 items.
- PNO-V-85-059, updating PNO-V-85-058:on 850912,reactor Trip & Safety Injection Occurred.Caused by Open Atmospheric Dump Valve,Open Main Steam Line Low Point Drain Valves & Use of Auxiliary Feedwater Pump (← links)
- PNO-V-85-048, on 850724,licensee Determined That Plant Outage of Greater than 7 Days Expected to Repair Main Condenser. Caused by Damage to Two Condenser Tubes & Heater Drain Tank Inlet Shroud Due to Broken Condenser Baffle (← links)
- PNO-V-85-060, on 850919,NOAA Pacific Tsunami Warning Ctr Issued Tsunami Watch Bulletin.Caused by Earthquake Northwest of Acapulco,Mexico.Watch Terminated (← links)
- PNO-V-85-041, on 850708,during Preoperational Hot Functional Test,Auxiliary Spray,Atmospheric Dump & Other Valves Manipulated from Location Other than Control Room.Probably Caused by Manipulation from Remote Shutdown Panel (← links)
- PNO-V-85-043, on 850711,unidentified RCS Leakage of Approx 1.30 Gpm Discovered.Unusual Event Declared & Licensee Prepared to Shut Down Reactor.Search for Source of Leakage Continuing.Resident Inspectors Following Licensee Actions (← links)
- PNO-V-85-027, updates PNS-V-85-02 Re Arrest of Six Licensee & Contractor Employees for Offsite Drug Sales.On 850515,13 Addl Employees Suspended Pending Investigation.Course of Action Expected by 850520 (← links)
- ML20128C267 (← links)
- PNO-III-85-053, on 850625,utils Announced Signing of Agreement to Combine Under New Holding Company,Scheduled by End of 1985.Utils Will Retain Local Identity & Considerable Autonomy.Affiliation Will Increase Efficiency & Lower Costs (← links)
- ML20127K858 (← links)
- ML20127K840 (← links)
- IR 05000329/1982012 (← links)
- ML20127B096 (← links)
- ML20126E024 (← links)
- ML20126B903 (← links)
- ML20125E317 (← links)
- PNO-V-89-017, on 890315,Palo Verde Unit 2 Initiated Voluntary Shutdown Due to Failures of Adv to Operate at Units 1 & 3.Unit 2 Will Remains in Mode 3 Until Advs Are Demonstrated to Be Operable (← links)
- PNO-V-85-034, on 850603,maint Electrician Injured While Working in Machine Shop Outside of Protected Area.Caused by Piece of Matl Penetrating Electrician Skull During Buffing.Worker Died (← links)
- ML20132D542 (← links)
- ML20132D538 (← links)
- ML20154F156 (← links)
- ML20154F135 (← links)
- ML20154E977 (← links)
- ML20154E908 (← links)
- ML20154E871 (← links)
- ML20154E785 (← links)
- ML20154E684 (← links)
- ML20154E431 (← links)
- ML20154D869 (← links)
- ML20154D846 (← links)
- ML20154D452 (← links)
- PNO-V-86-009, on 860227,unusual Event Declared When Small Leak from Pressurizer Instrument Top Weld Discovered. Borating Began to Achieve Necessary Shutdown Margin.Cooldown & Leak Repair Planned (← links)
- PNO-III-87-138, on 871103,reactor Shutdown After Two MSIV Failed to Close.Valves Recycled Resulting in Acceptable Time Responses.Augumented Insp Team Dispatched to Plant Site to Review Possible Causes of MSIV Closure Problems (← links)
- PNO-IV-98-041, on 980918,control Room Operators Observed Alarm on One Channel of Main Condenser Steam Jet Air Ejector Radiation Monitoring Equipment,Which Indicated That Activity of Condenser Exhaust Had Increased by About Two Decades (← links)
- ML20151X835 (← links)
- PNO-III-87-101, on 870726,licensee Received Bomb Threat from Caller Angry Because Place of Residence Lost Power During Storm.Security Personnel Notified & Search Procedures Implemented.No Bomb Discovered (← links)
- ML20150F838 (← links)
- PNO-V-88-044, on 880627,earthquake Occurred 5 Miles East of Santa Cruz,Ca.Seismic Instrumentation Not Triggered at Vallecitos,Aerotest Operations or at Univ of California at Berkeley (← links)
- PNO-V-88-015, on 880221,safety Injection & Containment Isolation Actuation Signals Received Due to Low Pressurizer Pressure Signal.Caused by Incorrect Bypass of Pressurizer Low Pressure Protection When Unit Entered Mode 5 (← links)
- PNO-I-88-020, on 880216,CA Mcneill Named Executive Director - Nuclear W/Responsibility of Directing Nuclear Operations, Including Nuclear Dept Reorganization & Restart Efforts of Peach Bottom (← links)
- PNO-V-88-012, on 880211,moderate Earthquake,Measuring 4.7 on Richter Scale,Hit Whittier,Ca Area.No Seismic Alarms Activated at Plant.No Damage Identified at Site (← links)
- PNO-V-93-016, on 930828,plant Restarted After Refueling Outage That Proceeded Tube Rupture Event on 930314.Cause of Tube Rupture Was Due to Intergranular Attack.Unit 3 Operating at 100% Power (← links)
- PNO-V-88-002, on 880116,reactor Shutdown Commenced for More than 48 H Due to Alarms on Main Generator Hydrogen Detraining Unit.Caused by Hydrogen Leak Into Stator Cooling Water Sys in Main Generator.Visual & Sonic Insps Performed (← links)
- PNO-V-88-014, on 880219,inadvertent Safety Injection Actuation Occurred While Testing of Actuation Logic Matrix Was in Progress & W/Unit at 100% Power.Unit Stabilized W/O Complication & Safety Injection Components Restored (← links)
- ML20196D639 (← links)
- PNO-I-88-017, on 880202,util to Announce Change to Corporate Mgt,Per Highly Critical INPO Ltr.Jh Austin Will Retire as of 880301 & Jl Everett Will Assume Duties of President Until Replacement Named (← links)
- IR 05000089/1987003 (← links)
- PNO-V-86-030, on 860527,all Four Channels of Reactor Coolant Low Flow Reactor Trip Protection Declared Inoperable While Unit 1 at 100% Power & Unit 2 at 10E-3% Power.Caused by Misset Rate & Step Channels of Low Flow Trip (← links)
- ML20195C188 (← links)
- ML20195C181 (← links)
- ML20155G133 (← links)