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 Issue dateTitleTopic
ML20207B28731 December 1998App B Environ Protection Plan 1998 Annual Rept. with
ML20206B34131 December 1998Annual Radiological Environmental Operating Rept for North Anna Power Station & ISFSI for Jan-Dec 1998. withOffsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20154H0999 October 1998NPDES Noncompliance Notification:On 981005,unauthorized Point of Discharge Occurred Due to CT Overflowing for Approx Two Minutes.Caused by Failure of Valve to Close Properly. Station Personnel Collected Samples of Discharge
ML20217F11431 December 1997Environ Protection Plan 1997 Annual Rept
ML20217H48631 December 1997Radiological Environ Monitoring Program for 970101-1231Offsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20217E86831 December 1997Radioactive Effluent Release Rept for North Anna Power Station,Units 1 & 2 for Reporting Period of Jan-Dec 1997Grab sample
Offsite Dose Calculation Manual
Annual Radioactive Effluent Release Report
Annual Radiological Environmental Operating Report
Process Control Program
Annual Radiological Effluent Release Report
Power change
ML20202E08831 December 1996Corrected Table 1A to Annual Radioactive Effluent Release Rept, for Period Jan-Dec 1996
ML20138D71231 December 19961996 Annual Radiological Environ Operating ReptOffsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20138B50831 December 1996Annual Radioactive Effluent Release Rept for North Anna Power Station for Period Jan-Dec 1996Grab sample
Offsite Dose Calculation Manual
ML20138A49331 December 1996App B Environ Protection Plan 1996 Annual Rept
ML20107M47131 December 1995Annual Radioactive Effluent Release Rept North Anna Power Station (Jan-Dec 1995)Safe Shutdown
Grab sample
Offsite Dose Calculation Manual
Fire Barrier
Annual Radioactive Effluent Release Report
Annual Radiological Environmental Operating Report
Process Control Program
Fire Protection Program
Power change
ML20108C52831 December 19951995 Annual Radiological Environ Operating ReptOffsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20107K19431 December 1995Environ Protection Plan 1995 Annual ReptAccidental discharge
ML20078H91526 January 1995NPDES Noncompliance Notification:On 950120,structural Failure of Fiberglass Tank Allowed Water Containing H-901-G to Spill Into Chemical Addition Bldg Sumps.Reason(S) for Equipment Failure & Necessary C/A Under InvestigationAccidental discharge
ML20082U77331 December 1994Annual Environ Operating Rept for North Anna Power Station Units 1 & 2 for 1994High winds
ML20082N40931 December 1994Annual Radioactive Effluent Release Rept North Anna Power Station Jan-Dec 1994Grab sample
Offsite Dose Calculation Manual
Temporary Modification
Annual Radioactive Effluent Release Report
Annual Radiological Environmental Operating Report
Process Control Program
Power change
ML20082M64131 December 19941994 Annual Radiological Environ Operating Rept
ML20076F94413 October 1994Vpdes Noncompliance Notification:On 940920,sewage Treatment Plant Upsets Occurred,Impacting Facilities Discharging Via Outfall 007 & Outfall 011.Operations Will Be Monitored & Adjustments Made to Bring Units Back Into Acceptable Level
ML20070G44514 July 1994NPDES Noncompliance Notification:On 940709,oil Spill to North Anna River Occurred.Caused by High Winds Associated W/ Violent Thunderstorm Dislodging Oil Drums Into River.After Removal of Drums & Bucket,Light Oil Sheen DissipatedHigh winds
ML20069N42117 June 1994NPDES Noncompliance:On 940501,oil Discharged from Hydraulic Oil Reservoir Below Lake Anna Main Dam.Caused by Worn o-ring in Inlet Valve Key Lock Switch.Switch Replaced & All Hose Replaced.Listed Options Being Evaluated
ML20070P8165 May 1994NPDES Noncompliance Notification:On 940501,hydraulic Oil Leak Discovered on Hydro Unit 5A Located Below Lake Anna Dam.Unit Immediately Shut Down & Oil Cleaned Up from Around Leak Area.Leak Repaired & Hydro Unit Returned to Svc 940502
ML20064F0644 March 1994NPDES Noncompliance Notification:On 940228,discovered Clog in Sewer Leading to Package Treatment Plants,Discharge Through 005 & 007 Caused by Backup in Sewer.Sewage Solids Cleaned in Overflow Areas & Repaired Pipe Cleanout
ML20063H52031 January 1994NPDES Noncompliance Notification:On 940125,facility Experienced Unusual Discharge of Chromate to Clarifier from Leak in Component Cooling Sys.Caused by Defective HX Tubes. Leaking Tubes Replaced to Stop Loss of Chromate from Sys
ML20065P67631 December 19931993 Annual Radiolgical Environ Operating ReptOffsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
ML20063L65331 December 1993Radioactive Effluent Release Rept North Anna Power Station Jul-Dec 1993Offsite Dose Calculation Manual
ML20029D40231 December 1993App B Environ Protection Plan 1993 Annual Rept. W/940427 LtrBoric Acid
ML20058G02930 November 1993NPDES Noncompliance Notification:On 931122,discovered Leak in Closed CCS Which Determined to Contain 0.36 Parts Per Million Cr-04.Caused by Addl HX Tubes in Same Component as Similiar Leak Reported on 931102.Leaking Tubes Plugged
ML20059G9255 November 1993NPDES Noncompliance Notification:On 931101,determined That Approx .7 Lb of Cr-04 Released Per Day Through Clarifier Discharge Point (Outfall 003).Caused by Leak in Closed Ccs. Leaking Equipment Isolated & Repairs Made
ML20056G91030 June 1993Radioactive Effluent Release Rept North Anna Power Station Jan-June 1993Offsite Dose Calculation Manual
ML20045B0418 June 1993Results of Settlement Monitoring Survey & Graphs. W/930608 Ltr
ML20128D30422 January 1993NPDES Noncompliance Notification:On 930108,discharge of Condensate from Condenser Hotwell Via Previously Unreported Pipe to Circulating Water Tunnel Occurred.No Pollutants Involved & No Environ Damage NotedBoric Acid
ML20104B46610 September 1992NPDES Noncompliance Notification:On 920904,discharge of Potassium Chromate Through Outfall 003 Occurred.Caused by CCW Sys Leaking Into Secondary Sys Blowdown Through Hx. Blowdown Sys Isolated & Sys Returned to Normal Operation
ML20099H09712 August 1992NPDES Noncompliance Notification:On 920613 Spill Originated from Overfilled Chemical Addition Tank Inside Turbine Bldg. Approx 161 Lbs of Hydrazine Solution Spilled.No Unpermitted Release to Environ Occurred.Surveillances IncreasedBoric Acid
ML20114B76430 June 1992Radioactive Effluent Release Rept,North Anna Power Station, Jan-June 1992Grab sample
Offsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Process Control Program
Power change
ML20101S62030 June 1992NPDES Discharge Monitoring Rept for June 1992 for North Anna Power Station
ML20094H5604 March 1992NPDES Noncompliance Notification:On 920226,diesel Fuel Oil Leak Discovered at Fuel Pumphouse Coming from Fuel Oil Transfer Sys.Caused by Broken Fuel Pump Strainer Drain. Fuel Trapped in Pipe Pumped Into Vacuum Tank Truck
ML20092M33431 December 1991Recorded Annual Whole Body Exposure Rept for Jan-Dec 1991
ML20092M89631 December 1991Radioactive Effluent Release Rept for North Anna Power Station, for Jul-Dec 1991Offsite Dose Calculation Manual
ML20101B01231 December 19911991 Annual Radiological Environ Operating ReptOffsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML18153C91631 December 1991Semiannual Performance Data Rept for Jul-Dec 1991. W/ 920228 LtrFitness for Duty
ML20101B08531 December 1991Annual Environ Operating Rept for North Anna Units 1 & 2, 1991
ML20085M57811 November 1991Section 316(a) Demonstration for North Anna Power Station: Environ Studies of Lake Anna & Lower North Anna River. Undated Document
ML20082K24823 August 1991Informs of 910704 Oil Spill at Facility.Oil Soak Pads Placed in Fuel Oil Truck Unloading Area Spill Basin,Storm Drain Area,Oil Separator Weir at Discharge Canal,Oil Boom at Discharge Canal & Oil Boom at End of Discharge Canal
ML20082K81530 June 1991Radioactive Effluent Release Rept for North Anna Power Station,Units 1 & 2 for Period Jan-June 1991Offsite Dose Calculation Manual
Process Control Program
ML20066J27221 February 1991NPDES Noncompliance Notification:On 910217.product Level in Chemical Storage Tank Significantly Reduced Due to Failure of Level Indication Sys Which Allowed Siphoning of Stored Water Treatment Chemical to Discharge
ML20070A75221 January 1991NPDES Noncompliance Notification:On 910115,approx 110,000 Gallons of Makeup Water Discharged to Storm Drain That Empties Into Discharge Canal Via Outfall 004.Caused by Need to Clean & Paint Tank.Personnel Instructed
ML20066F84018 January 1991Confirms 910116 Telcon Rept of 910116 Oil Spill.Caused by Rain Washing Oil Off Outside of Drums of Waste Diesel Fuel Loaded on Truck.Absorbant Pads Placed Around Truck & Path to Runoff to Stormdrain
ML20073G99131 December 1990Annual Environ Operating Rept for 1990
ML20073G40031 December 19901990 Annual Radiological Environ Operating Rept
ML20066J60931 December 1990Recorded Annual Whole Body Exposure Rept for North Anna Power Station for 1990