PNO-IV-90-033, licensee Employee Injured When Sprayed W/ Acidic Solution When Stem Blew Out of Valve.No Known Release of U from Bldg Noted.Injured Employee Will Be Bioassayed to Determine If Injested or Inhaled Significant U
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| ML20059M668 | |
| Person / Time | |
|---|---|
| Site: | 04008027 |
| Issue date: | 09/28/1990 |
| From: | Fisher W NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| To: | |
| References | |
| PNO-IV-90-033, PNO-IV-90-33, NUDOCS 9010050173 | |
| Download: ML20059M668 (2) | |
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Category:PRELIMINARY NOTIFICATION OF EVENT OR OCCURRENCE (PNO
MONTHYEARPNO-IV-93-038, on 931213,licensee Informed NRC Region IV Staff of Incident That Occurred During Late Night/Early Morning of 931211-121993-12-14014 December 1993
[Table view]PNO-IV-93-038:on 931213,licensee Informed NRC Region IV Staff of Incident That Occurred During Late Night/Early Morning of 931211-12 PNO-IV-93-029, on 931019,licensee Notified NRC of Unusual Event Re Accident Involving Worker Who Had Fallen from Crane While Working on Project to Remove Sludge from Clarifier Pond at Plant.Worker Clothing Potentially Contaminated1993-10-20020 October 1993 PNO-IV-93-029:on 931019,licensee Notified NRC of Unusual Event Re Accident Involving Worker Who Had Fallen from Crane While Working on Project to Remove Sludge from Clarifier Pond at Plant.Worker Clothing Potentially Contaminated PNO-IV-93-006B, updates PNO-IV-93-006 & PNO-IV-006A Re State of Ok Inspector Finding Low Radiation Readings on 32 Barrels of Hazardous Waste from Facility.Barrel Returned to Facility.Licensee Continuing Investigation.Nmss Informed1993-02-18018 February 1993 PNO-IV-93-006B:updates PNO-IV-93-006 & PNO-IV-006A Re State of Ok Inspector Finding Low Radiation Readings on 32 Barrels of Hazardous Waste from Facility.Barrel Returned to Facility.Licensee Continuing Investigation.Nmss Informed PNO-IV-93-006A, on 930209,insp Conducted at Hazardous Waste Processor Facility in Tulsa,Ok to Make Measurements on 32 Barrels Containing Waste.Barrels Will Be Sampled from Top & Bottom to Determine Source Matl Before Disposal1993-02-11011 February 1993 PNO-IV-93-006A:on 930209,insp Conducted at Hazardous Waste Processor Facility in Tulsa,Ok to Make Measurements on 32 Barrels Containing Waste.Barrels Will Be Sampled from Top & Bottom to Determine Source Matl Before Disposal PNO-IV-93-006, on 930208,inspector Found 32 Barrels from General Atomics Sequoyah Fuels Corp at Hazardous Waste Processor Facility W/Low Levels of Radiation.Inspector Dispatched to Hazardous Waste Site on 9302091993-02-0909 February 1993 PNO-IV-93-006:on 930208,inspector Found 32 Barrels from General Atomics Sequoyah Fuels Corp at Hazardous Waste Processor Facility W/Low Levels of Radiation.Inspector Dispatched to Hazardous Waste Site on 930209 PNO-IV-90-033, licensee Employee Injured When Sprayed W/ Acidic Solution When Stem Blew Out of Valve.No Known Release of U from Bldg Noted.Injured Employee Will Be Bioassayed to Determine If Injested or Inhaled Significant U1990-09-28028 September 1990 PNO-IV-90-033:licensee Employee Injured When Sprayed W/ Acidic Solution When Stem Blew Out of Valve.No Known Release of U from Bldg Noted.Injured Employee Will Be Bioassayed to Determine If Injested or Inhaled Significant U PNO-IV-90-028C, on 900829,Region IV Notified That U Contaminated Water Discovered Seeping Into Excavation Next to Solvent Extraction Bldg.Augmented Insp Team Found No Evidence of Groundwater Contamination Resulting from Event1990-08-30030 August 1990 PNO-IV-90-028C:on 900829,Region IV Notified That U Contaminated Water Discovered Seeping Into Excavation Next to Solvent Extraction Bldg.Augmented Insp Team Found No Evidence of Groundwater Contamination Resulting from Event PNO-IV-90-028A, updates 900823 Submittal Re U Contaminated Water Seeping Into Excavation Near Solvent Extraction Bldg. Excavation Backfilled to Stabilize Newly Constructed Tank Vault Walls1990-08-24024 August 1990 PNO-IV-90-028A:updates 900823 Submittal Re U Contaminated Water Seeping Into Excavation Near Solvent Extraction Bldg. Excavation Backfilled to Stabilize Newly Constructed Tank Vault Walls PNO-IV-89-035, on 890524,alert Declared Due to Leak from Onsite Fluoride (Hf) Storage Tank.Caused When Valve on Hf Storage Tank Left Open,Permitting Gas to Escape.Valve Closed to Terminate Release1989-05-25025 May 1989 PNO-IV-89-035:on 890524,alert Declared Due to Leak from Onsite Fluoride (Hf) Storage Tank.Caused When Valve on Hf Storage Tank Left Open,Permitting Gas to Escape.Valve Closed to Terminate Release PNO-IV-88-017A, options Being Considered to Resolve Overfilled UF6 Cylinder Problem Include Getting DOT Approval to Ship Cylinder Back to Paducah.Licensee Procedure for Receiving & Weighing Depleted UF6 Reviewed1988-03-0202 March 1988 PNO-IV-88-017A:options Being Considered to Resolve Overfilled UF6 Cylinder Problem Include Getting DOT Approval to Ship Cylinder Back to Paducah.Licensee Procedure for Receiving & Weighing Depleted UF6 Reviewed PNO-IV-88-017, on 880229,Sequoyah Fuels Corp Informed Region IV That Model 48G Cylinder Containing Depleted UF6 Received from DOE Overfilled by Approx 3,200 Lbs.Cylinder to Remain Stored Until DOE Determines Proper Removal Action1988-03-0101 March 1988 PNO-IV-88-017:on 880229,Sequoyah Fuels Corp Informed Region IV That Model 48G Cylinder Containing Depleted UF6 Received from DOE Overfilled by Approx 3,200 Lbs.Cylinder to Remain Stored Until DOE Determines Proper Removal Action PNO-IV-87-031, on 870702,furnace Gas Fire at Licensee Training Ctr Occurred.Cause of Fire Undetermined But Gas Valve Failure Known to Have Fed Fire.Fire Extinguished by Ctr Employees1987-07-0202 July 1987 PNO-IV-87-031:on 870702,furnace Gas Fire at Licensee Training Ctr Occurred.Cause of Fire Undetermined But Gas Valve Failure Known to Have Fed Fire.Fire Extinguished by Ctr Employees PNO-IV-87-024, on 870429,licensee Announced Intent to Sell Nuclear Operations.No Time Frame for Divestiture of Holdings Specified1987-04-30030 April 1987 PNO-IV-87-024:on 870429,licensee Announced Intent to Sell Nuclear Operations.No Time Frame for Divestiture of Holdings Specified PNO-IV-87-021, on 870424,licensee Introduced Depleted UF6 as Feed Matl in Initial Startup Phase of Newly Constructed Processing Plant.Minor Difficulties Associated W/Process Equipment Encountered During Testing1987-04-27027 April 1987 PNO-IV-87-021:on 870424,licensee Introduced Depleted UF6 as Feed Matl in Initial Startup Phase of Newly Constructed Processing Plant.Minor Difficulties Associated W/Process Equipment Encountered During Testing PNO-IV-87-015, on 870410,licensee Reported Alert Emergency Condition & Plant Being Shut Down Safely.Caused by Severing of 16-inch Water Supply Line by Bulldozer.Sufficient Cooling Water Available for Shutdown1987-04-10010 April 1987 PNO-IV-87-015:on 870410,licensee Reported Alert Emergency Condition & Plant Being Shut Down Safely.Caused by Severing of 16-inch Water Supply Line by Bulldozer.Sufficient Cooling Water Available for Shutdown PNO-IV-87-013, discovered Evidence That UF6 Shipping Cylinders Have Stiffening Rings Fabricated from Matl Not Meeting Requirements of ANSI N 14.1-1971.Licensee Visual Insp of Cylinders Revealed No Defects1987-03-26026 March 1987 PNO-IV-87-013:discovered Evidence That UF6 Shipping Cylinders Have Stiffening Rings Fabricated from Matl Not Meeting Requirements of ANSI N 14.1-1971.Licensee Visual Insp of Cylinders Revealed No Defects PNO-IV-87-008, licensee Requested That DOE Investigate Presence of Oil Found on Valve Packing Nuts of Eight 10-ton Shipping Cylinders Containing Depleted U Hexafluoride.Doe Will Visit Site & Rept Findings to NRC1987-03-12012 March 1987 PNO-IV-87-008:licensee Requested That DOE Investigate Presence of Oil Found on Valve Packing Nuts of Eight 10-ton Shipping Cylinders Containing Depleted U Hexafluoride.Doe Will Visit Site & Rept Findings to NRC PNO-IV-87-002, on 870110,spill of Approx 1/2 Lb UF6 Occurred During Evacuation of Fill Line to Cold Trap.Caused by too- Quick Opening of Downstream valve.UF6 Cylinders Will Not Be Filled Until Necessary Revs & Repairs Made1987-01-12012 January 1987 PNO-IV-87-002:on 870110,spill of Approx 1/2 Lb UF6 Occurred During Evacuation of Fill Line to Cold Trap.Caused by too- Quick Opening of Downstream valve.UF6 Cylinders Will Not Be Filled Until Necessary Revs & Repairs Made PNO-IV-86-018, on 860524,security Guard Patrolling Facility Struck on Head W/Blunt Object by Unidentified Assailant While Investigating Suspicious Movement in Restricted Area. Cause Unknown.Appropriate Authorities Notified1986-05-27027 May 1986 PNO-IV-86-018:on 860524,security Guard Patrolling Facility Struck on Head W/Blunt Object by Unidentified Assailant While Investigating Suspicious Movement in Restricted Area. Cause Unknown.Appropriate Authorities Notified PNO-IV-86-009A, on 860313,10-ton UF6 Cylinder Overfilled. Caused by Improperly Positioned Lever on Scale at Filling Station.Scale Repaired & Recertified by Mcelheny Scale Co. Personnel Interviews Expected to Be Completed on 8603171986-03-17017 March 1986 PNO-IV-86-009A:on 860313,10-ton UF6 Cylinder Overfilled. Caused by Improperly Positioned Lever on Scale at Filling Station.Scale Repaired & Recertified by Mcelheny Scale Co. Personnel Interviews Expected to Be Completed on 860317 PNO-IV-86-009, on 860313,overfill of 10-ton UF6 Cylinder Occurred.Cause Apparently Due to Scale Malfunction.Excess Matl Being Removed.Scale Being Disassembled.No UF6 Released1986-03-14014 March 1986 PNO-IV-86-009:on 860313,overfill of 10-ton UF6 Cylinder Occurred.Cause Apparently Due to Scale Malfunction.Excess Matl Being Removed.Scale Being Disassembled.No UF6 Released PNO-IV-86-006, on 860130,intruder Gained Access to Contaminated Sod Storage Area.Some Contaminated Sod May Have Been Removed from Lawn.Intrusion Reported to Local Police & Guard Posted at Breached Areas Until Fence Repaired1986-01-30030 January 1986 PNO-IV-86-006:on 860130,intruder Gained Access to Contaminated Sod Storage Area.Some Contaminated Sod May Have Been Removed from Lawn.Intrusion Reported to Local Police & Guard Posted at Breached Areas Until Fence Repaired PNO-IV-86-002E, final Update on Ruptured U Hexafluoride Cylinder.Results of Soil & Vegetation Samples & Aerial Surveys Show No Deposition of U Beyond Immediate Property Area.Cylinder Decontaminated W/O Incident on 8601101986-01-13013 January 1986 PNO-IV-86-002E:final Update on Ruptured U Hexafluoride Cylinder.Results of Soil & Vegetation Samples & Aerial Surveys Show No Deposition of U Beyond Immediate Property Area.Cylinder Decontaminated W/O Incident on 860110 PNO-IV-86-002D, on 860110,NRC Response Team Met W/Vendor to Discuss Plans for Decontamination of Ruptured Cylinder.Doe Expects Aerial Radiation Surveys to Be Completed by 8601251986-01-10010 January 1986 PNO-IV-86-002D:on 860110,NRC Response Team Met W/Vendor to Discuss Plans for Decontamination of Ruptured Cylinder.Doe Expects Aerial Radiation Surveys to Be Completed by 860125 PNO-IV-86-002C, Augmented Investigation Team Nearing Completion of Fact Finding Activities Re Ruptured U Hexafluoride Cylinder.Aerial Surveys Monitoring Vicinity for Presence of U.Estimates to Be Released Shortly1986-01-0909 January 1986 PNO-IV-86-002C:Augmented Investigation Team Nearing Completion of Fact Finding Activities Re Ruptured U Hexafluoride Cylinder.Aerial Surveys Monitoring Vicinity for Presence of U.Estimates to Be Released Shortly PNO-IV-86-002B, NRC Augmented Investigation Team Analysis of Info Re 860104 Rupture of Cylinder Containing Approx 15 Tons UF6 Indicates Cylinder Failed Due to Hydraulic Rupture. Cylinder Not Defective.Cleanup Continuing1986-01-0808 January 1986 PNO-IV-86-002B:NRC Augmented Investigation Team Analysis of Info Re 860104 Rupture of Cylinder Containing Approx 15 Tons UF6 Indicates Cylinder Failed Due to Hydraulic Rupture. Cylinder Not Defective.Cleanup Continuing PNO-IV-86-002A, on 860104,cylinder Containing Approx 15 Tons of U Hexafluoride Ruptured.Nrc Team Evaluating Events Leading to Rupture & Radiological Impact.Eg&G Planning Aerial Radiation Monitoring.Info Will Be Updated Daily1986-01-0707 January 1986 PNO-IV-86-002A:on 860104,cylinder Containing Approx 15 Tons of U Hexafluoride Ruptured.Nrc Team Evaluating Events Leading to Rupture & Radiological Impact.Eg&G Planning Aerial Radiation Monitoring.Info Will Be Updated Daily PNO-IV-86-002, on 860104,cylinder Containing Approx 29,500 Lbs UF6 Ruptured,Releasing Contents Into Atmosphere & Causing Death of Employee from Inhaling Hydrogen Fluoride. NRC Has Established Emergency Response Organization at Site1986-01-0505 January 1986 PNO-IV-86-002:on 860104,cylinder Containing Approx 29,500 Lbs UF6 Ruptured,Releasing Contents Into Atmosphere & Causing Death of Employee from Inhaling Hydrogen Fluoride. NRC Has Established Emergency Response Organization at Site 1993-02-09 Category:TEXT-INSPECTION & AUDIT & I&E CIRCULARS MONTHYEARPNO-IV-93-038, on 931213,licensee Informed NRC Region IV Staff of Incident That Occurred During Late Night/Early Morning of 931211-121993-12-14014 December 1993
[Table view]PNO-IV-93-038:on 931213,licensee Informed NRC Region IV Staff of Incident That Occurred During Late Night/Early Morning of 931211-12 PNO-IV-93-029, on 931019,licensee Notified NRC of Unusual Event Re Accident Involving Worker Who Had Fallen from Crane While Working on Project to Remove Sludge from Clarifier Pond at Plant.Worker Clothing Potentially Contaminated1993-10-20020 October 1993 PNO-IV-93-029:on 931019,licensee Notified NRC of Unusual Event Re Accident Involving Worker Who Had Fallen from Crane While Working on Project to Remove Sludge from Clarifier Pond at Plant.Worker Clothing Potentially Contaminated PNO-IV-93-006B, updates PNO-IV-93-006 & PNO-IV-006A Re State of Ok Inspector Finding Low Radiation Readings on 32 Barrels of Hazardous Waste from Facility.Barrel Returned to Facility.Licensee Continuing Investigation.Nmss Informed1993-02-18018 February 1993 PNO-IV-93-006B:updates PNO-IV-93-006 & PNO-IV-006A Re State of Ok Inspector Finding Low Radiation Readings on 32 Barrels of Hazardous Waste from Facility.Barrel Returned to Facility.Licensee Continuing Investigation.Nmss Informed PNO-IV-93-006A, on 930209,insp Conducted at Hazardous Waste Processor Facility in Tulsa,Ok to Make Measurements on 32 Barrels Containing Waste.Barrels Will Be Sampled from Top & Bottom to Determine Source Matl Before Disposal1993-02-11011 February 1993 PNO-IV-93-006A:on 930209,insp Conducted at Hazardous Waste Processor Facility in Tulsa,Ok to Make Measurements on 32 Barrels Containing Waste.Barrels Will Be Sampled from Top & Bottom to Determine Source Matl Before Disposal PNO-IV-93-006, on 930208,inspector Found 32 Barrels from General Atomics Sequoyah Fuels Corp at Hazardous Waste Processor Facility W/Low Levels of Radiation.Inspector Dispatched to Hazardous Waste Site on 9302091993-02-0909 February 1993 PNO-IV-93-006:on 930208,inspector Found 32 Barrels from General Atomics Sequoyah Fuels Corp at Hazardous Waste Processor Facility W/Low Levels of Radiation.Inspector Dispatched to Hazardous Waste Site on 930209 PNO-IV-90-033, licensee Employee Injured When Sprayed W/ Acidic Solution When Stem Blew Out of Valve.No Known Release of U from Bldg Noted.Injured Employee Will Be Bioassayed to Determine If Injested or Inhaled Significant U1990-09-28028 September 1990 PNO-IV-90-033:licensee Employee Injured When Sprayed W/ Acidic Solution When Stem Blew Out of Valve.No Known Release of U from Bldg Noted.Injured Employee Will Be Bioassayed to Determine If Injested or Inhaled Significant U PNO-IV-90-028C, on 900829,Region IV Notified That U Contaminated Water Discovered Seeping Into Excavation Next to Solvent Extraction Bldg.Augmented Insp Team Found No Evidence of Groundwater Contamination Resulting from Event1990-08-30030 August 1990 PNO-IV-90-028C:on 900829,Region IV Notified That U Contaminated Water Discovered Seeping Into Excavation Next to Solvent Extraction Bldg.Augmented Insp Team Found No Evidence of Groundwater Contamination Resulting from Event PNO-IV-90-028A, updates 900823 Submittal Re U Contaminated Water Seeping Into Excavation Near Solvent Extraction Bldg. Excavation Backfilled to Stabilize Newly Constructed Tank Vault Walls1990-08-24024 August 1990 PNO-IV-90-028A:updates 900823 Submittal Re U Contaminated Water Seeping Into Excavation Near Solvent Extraction Bldg. Excavation Backfilled to Stabilize Newly Constructed Tank Vault Walls PNO-IV-89-035, on 890524,alert Declared Due to Leak from Onsite Fluoride (Hf) Storage Tank.Caused When Valve on Hf Storage Tank Left Open,Permitting Gas to Escape.Valve Closed to Terminate Release1989-05-25025 May 1989 PNO-IV-89-035:on 890524,alert Declared Due to Leak from Onsite Fluoride (Hf) Storage Tank.Caused When Valve on Hf Storage Tank Left Open,Permitting Gas to Escape.Valve Closed to Terminate Release PNO-IV-88-017A, options Being Considered to Resolve Overfilled UF6 Cylinder Problem Include Getting DOT Approval to Ship Cylinder Back to Paducah.Licensee Procedure for Receiving & Weighing Depleted UF6 Reviewed1988-03-0202 March 1988 PNO-IV-88-017A:options Being Considered to Resolve Overfilled UF6 Cylinder Problem Include Getting DOT Approval to Ship Cylinder Back to Paducah.Licensee Procedure for Receiving & Weighing Depleted UF6 Reviewed PNO-IV-88-017, on 880229,Sequoyah Fuels Corp Informed Region IV That Model 48G Cylinder Containing Depleted UF6 Received from DOE Overfilled by Approx 3,200 Lbs.Cylinder to Remain Stored Until DOE Determines Proper Removal Action1988-03-0101 March 1988 PNO-IV-88-017:on 880229,Sequoyah Fuels Corp Informed Region IV That Model 48G Cylinder Containing Depleted UF6 Received from DOE Overfilled by Approx 3,200 Lbs.Cylinder to Remain Stored Until DOE Determines Proper Removal Action PNO-IV-87-031, on 870702,furnace Gas Fire at Licensee Training Ctr Occurred.Cause of Fire Undetermined But Gas Valve Failure Known to Have Fed Fire.Fire Extinguished by Ctr Employees1987-07-0202 July 1987 PNO-IV-87-031:on 870702,furnace Gas Fire at Licensee Training Ctr Occurred.Cause of Fire Undetermined But Gas Valve Failure Known to Have Fed Fire.Fire Extinguished by Ctr Employees PNO-IV-87-024, on 870429,licensee Announced Intent to Sell Nuclear Operations.No Time Frame for Divestiture of Holdings Specified1987-04-30030 April 1987 PNO-IV-87-024:on 870429,licensee Announced Intent to Sell Nuclear Operations.No Time Frame for Divestiture of Holdings Specified PNO-IV-87-021, on 870424,licensee Introduced Depleted UF6 as Feed Matl in Initial Startup Phase of Newly Constructed Processing Plant.Minor Difficulties Associated W/Process Equipment Encountered During Testing1987-04-27027 April 1987 PNO-IV-87-021:on 870424,licensee Introduced Depleted UF6 as Feed Matl in Initial Startup Phase of Newly Constructed Processing Plant.Minor Difficulties Associated W/Process Equipment Encountered During Testing PNO-IV-87-015, on 870410,licensee Reported Alert Emergency Condition & Plant Being Shut Down Safely.Caused by Severing of 16-inch Water Supply Line by Bulldozer.Sufficient Cooling Water Available for Shutdown1987-04-10010 April 1987 PNO-IV-87-015:on 870410,licensee Reported Alert Emergency Condition & Plant Being Shut Down Safely.Caused by Severing of 16-inch Water Supply Line by Bulldozer.Sufficient Cooling Water Available for Shutdown PNO-IV-87-013, discovered Evidence That UF6 Shipping Cylinders Have Stiffening Rings Fabricated from Matl Not Meeting Requirements of ANSI N 14.1-1971.Licensee Visual Insp of Cylinders Revealed No Defects1987-03-26026 March 1987 PNO-IV-87-013:discovered Evidence That UF6 Shipping Cylinders Have Stiffening Rings Fabricated from Matl Not Meeting Requirements of ANSI N 14.1-1971.Licensee Visual Insp of Cylinders Revealed No Defects PNO-IV-87-008, licensee Requested That DOE Investigate Presence of Oil Found on Valve Packing Nuts of Eight 10-ton Shipping Cylinders Containing Depleted U Hexafluoride.Doe Will Visit Site & Rept Findings to NRC1987-03-12012 March 1987 PNO-IV-87-008:licensee Requested That DOE Investigate Presence of Oil Found on Valve Packing Nuts of Eight 10-ton Shipping Cylinders Containing Depleted U Hexafluoride.Doe Will Visit Site & Rept Findings to NRC PNO-IV-87-002, on 870110,spill of Approx 1/2 Lb UF6 Occurred During Evacuation of Fill Line to Cold Trap.Caused by too- Quick Opening of Downstream valve.UF6 Cylinders Will Not Be Filled Until Necessary Revs & Repairs Made1987-01-12012 January 1987 PNO-IV-87-002:on 870110,spill of Approx 1/2 Lb UF6 Occurred During Evacuation of Fill Line to Cold Trap.Caused by too- Quick Opening of Downstream valve.UF6 Cylinders Will Not Be Filled Until Necessary Revs & Repairs Made PNO-IV-86-018, on 860524,security Guard Patrolling Facility Struck on Head W/Blunt Object by Unidentified Assailant While Investigating Suspicious Movement in Restricted Area. Cause Unknown.Appropriate Authorities Notified1986-05-27027 May 1986 PNO-IV-86-018:on 860524,security Guard Patrolling Facility Struck on Head W/Blunt Object by Unidentified Assailant While Investigating Suspicious Movement in Restricted Area. Cause Unknown.Appropriate Authorities Notified PNO-IV-86-009A, on 860313,10-ton UF6 Cylinder Overfilled. Caused by Improperly Positioned Lever on Scale at Filling Station.Scale Repaired & Recertified by Mcelheny Scale Co. Personnel Interviews Expected to Be Completed on 8603171986-03-17017 March 1986 PNO-IV-86-009A:on 860313,10-ton UF6 Cylinder Overfilled. Caused by Improperly Positioned Lever on Scale at Filling Station.Scale Repaired & Recertified by Mcelheny Scale Co. Personnel Interviews Expected to Be Completed on 860317 PNO-IV-86-009, on 860313,overfill of 10-ton UF6 Cylinder Occurred.Cause Apparently Due to Scale Malfunction.Excess Matl Being Removed.Scale Being Disassembled.No UF6 Released1986-03-14014 March 1986 PNO-IV-86-009:on 860313,overfill of 10-ton UF6 Cylinder Occurred.Cause Apparently Due to Scale Malfunction.Excess Matl Being Removed.Scale Being Disassembled.No UF6 Released PNO-IV-86-006, on 860130,intruder Gained Access to Contaminated Sod Storage Area.Some Contaminated Sod May Have Been Removed from Lawn.Intrusion Reported to Local Police & Guard Posted at Breached Areas Until Fence Repaired1986-01-30030 January 1986 PNO-IV-86-006:on 860130,intruder Gained Access to Contaminated Sod Storage Area.Some Contaminated Sod May Have Been Removed from Lawn.Intrusion Reported to Local Police & Guard Posted at Breached Areas Until Fence Repaired PNO-IV-86-002E, final Update on Ruptured U Hexafluoride Cylinder.Results of Soil & Vegetation Samples & Aerial Surveys Show No Deposition of U Beyond Immediate Property Area.Cylinder Decontaminated W/O Incident on 8601101986-01-13013 January 1986 PNO-IV-86-002E:final Update on Ruptured U Hexafluoride Cylinder.Results of Soil & Vegetation Samples & Aerial Surveys Show No Deposition of U Beyond Immediate Property Area.Cylinder Decontaminated W/O Incident on 860110 PNO-IV-86-002D, on 860110,NRC Response Team Met W/Vendor to Discuss Plans for Decontamination of Ruptured Cylinder.Doe Expects Aerial Radiation Surveys to Be Completed by 8601251986-01-10010 January 1986 PNO-IV-86-002D:on 860110,NRC Response Team Met W/Vendor to Discuss Plans for Decontamination of Ruptured Cylinder.Doe Expects Aerial Radiation Surveys to Be Completed by 860125 PNO-IV-86-002C, Augmented Investigation Team Nearing Completion of Fact Finding Activities Re Ruptured U Hexafluoride Cylinder.Aerial Surveys Monitoring Vicinity for Presence of U.Estimates to Be Released Shortly1986-01-0909 January 1986 PNO-IV-86-002C:Augmented Investigation Team Nearing Completion of Fact Finding Activities Re Ruptured U Hexafluoride Cylinder.Aerial Surveys Monitoring Vicinity for Presence of U.Estimates to Be Released Shortly PNO-IV-86-002B, NRC Augmented Investigation Team Analysis of Info Re 860104 Rupture of Cylinder Containing Approx 15 Tons UF6 Indicates Cylinder Failed Due to Hydraulic Rupture. Cylinder Not Defective.Cleanup Continuing1986-01-0808 January 1986 PNO-IV-86-002B:NRC Augmented Investigation Team Analysis of Info Re 860104 Rupture of Cylinder Containing Approx 15 Tons UF6 Indicates Cylinder Failed Due to Hydraulic Rupture. Cylinder Not Defective.Cleanup Continuing PNO-IV-86-002A, on 860104,cylinder Containing Approx 15 Tons of U Hexafluoride Ruptured.Nrc Team Evaluating Events Leading to Rupture & Radiological Impact.Eg&G Planning Aerial Radiation Monitoring.Info Will Be Updated Daily1986-01-0707 January 1986 PNO-IV-86-002A:on 860104,cylinder Containing Approx 15 Tons of U Hexafluoride Ruptured.Nrc Team Evaluating Events Leading to Rupture & Radiological Impact.Eg&G Planning Aerial Radiation Monitoring.Info Will Be Updated Daily PNO-IV-86-002, on 860104,cylinder Containing Approx 29,500 Lbs UF6 Ruptured,Releasing Contents Into Atmosphere & Causing Death of Employee from Inhaling Hydrogen Fluoride. NRC Has Established Emergency Response Organization at Site1986-01-0505 January 1986 PNO-IV-86-002:on 860104,cylinder Containing Approx 29,500 Lbs UF6 Ruptured,Releasing Contents Into Atmosphere & Causing Death of Employee from Inhaling Hydrogen Fluoride. NRC Has Established Emergency Response Organization at Site 1993-02-09 |