U.S. Nuclear Regulatory Commission Operations Center Event Reports For 10/30/1998 - 11/02/1998 ** EVENT NUMBERS ** 34972 34973 34975 34976 34977 34978 34979 +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34972 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 10/29/1998| | UNIT: [1] [2] [] STATE: GA |NOTIFICATION TIME: 17:00[EST]| | RXTYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 10/29/1998| +------------------------------------------------+EVENT TIME: 16:00[EST]| | NRC NOTIFIED BY: BUTLER |LAST UPDATE DATE: 10/30/1998| | HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |THOMAS PEEBLES R2 | |10 CFR SECTION: | | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | | | | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ |1 N -1 100 Power Operation |100 Power Operation | |2 N 0 0 Cold Shutdown |0 Cold Shutdown | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED A LOSS OF THEIR PRIMARY AND BACKUP NATIONAL OCEANIC | | AND ATMOSPHERIC ADMINISTRATION (NOAA) WEATHER RADIO SYSTEMS. | | | | THE LICENSEE HAS LOST BOTH THEIR PRIMARY AND BACKUP NOAA WEATHER RADIO | | SYSTEMS FOR RECEIVING DIRECT EMERGENCY WEATHER FORECASTS FROM JACKSONVILLE, | | FL. THEY HAVE CONTACTED JACKSONVILLE TO REPORT THE PROBLEM. THEY CAN STILL | | GET WEATHER FORECASTS BY COMMERCIAL PHONE. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. | | | | | | *** UPDATE ON 10/30/98 @ 1535 BY BUTLER TO GOULD *** | | | | THE LICENSEE WANTED TO CLARIFY THE ABOVE EVENT TO INDICATE THAT WHEN NOAA IS | | DOWN, THEIR PROMPT NOTIFICATION SYSTEM (RADIOS IN HOMES NEAR THE PLANT) TO | | RESIDENTS WITHIN A 10 MILE RADIUS DOES NOT FUNCTION. | | | | THEIR SECURITY PEOPLE ALSO NOTIFY STATE AND LOCAL AGENCIES THAT THE SYSTEM | | IS DOWN. | | | | THE PROMPT NOTIFICATION SYSTEM WAS RETURNED TO SERVICE AT 1831 ON 10/29/98. | | | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. THE R2DO (PEEBLES) WAS NOTIFIED. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34973 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 10/29/1998| | UNIT: [1] [] [] STATE: PA |NOTIFICATION TIME: 17:00[EST]| | RXTYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 10/29/1998| +------------------------------------------------+EVENT TIME: 17:00[EST]| | NRC NOTIFIED BY: / |LAST UPDATE DATE: 10/30/1998| | HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |RICHARD CONTE R1 | |10 CFR SECTION: | | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ |1 N -1 100 Power Operation |100 Power Operation | | | | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED A FIRE BARRIER DISCREPANCY. | | | | DURING MECATISS INSPECTIONS THE FOLLOWING DISCREPANCY WAS FOUND. IN AREA | | CB-FA-1 ON BARRIER 1CCD-FB03 THERE APPEARS TO BE A PROBLEM WITH THE THERMAL | | SHORT ON THIS ELEMENT. WHERE THE CONDUIT PASSED THE ANGLE IRON, THERE IS NO | | THERMOLAG APPARENT AS WOULD NORMALLY BE REQUIRED BY THE THERMOLAG | | INSTALLATION PROCEDURE. THIS CONDITION APPEARS TO BE FROM ORIGINAL | | CONSTRUCTION AND AS SUCH CONSTITUTES A BARRIER CONFIGURATION NOT IN | | ACCORDANCE WITH ITS DESIGN CONDITION. THIS IS A MANNED AREA AND IS | | PRESENTLY BEING ROVED HOURLY FOR OTHER WORK IN THE AREA AS A 1 HOUR | | FIREWATCH. THIS WOULD ALSO COME UNDER SECTION 7.3.2 OF AP1038 AND | | NECESSITATE A 14 DAY TIMECLOCK. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. | | | | *** UPDATE ON 10/30/98 @ 1716 BY SCHORK TO GOULD *** | | | | ON 10/29/98, AFTER FURTHER ENGINEERING REVIEW, IT WAS DETERMINED THAT THE | | AS-FOUND CONFIGURATION OF THE FIRE ELEMENT HAD BEEN EVALUATED AT THE TIME | | OF CONSTRUCTION (1987) AND HAD BEEN ACCEPTED IN THE SAME CONFIGURATION AS IT | | IS TODAY. THEREFORE, IT WAS CONCLUDED THAT NO NON-CONFORMING CONDITION | | EXISTED AND THAT THIS EVENT SHOULD BE RETRACTED. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. THE R1DO (CONTE) WAS NOTIFIED. | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34975 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 10/30/1998| | UNIT: [1] [] [] STATE: MN |NOTIFICATION TIME: 02:00[CST]| | RXTYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 10/29/1998| +------------------------------------------------+EVENT TIME: 23:00[CST]| | NRC NOTIFIED BY: LES ANDERSON |LAST UPDATE DATE: 10/30/1998| | HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |JAMES CREED R3 | |10 CFR SECTION: | | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ |1 A/R -1 100 Power Operation |0 Hot Standby | | | | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - AUTO REACTOR TRIP FROM 100% DUE TO NEGATIVE FLUX RATE REACTOR TRIP SIGNAL | | - | | | | AT 2350 CST ON 10/29/98, UNIT 1 AUTOMATICALLY TRIPPED FROM 100% POWER DUE TO | | A NEGATIVE FLUX RATE REACTOR TRIP SIGNAL. ALL CONTROL RODS INSERTED | | COMPLETELY. THE LETDOWN SYSTEM ISOLATED AND THE AUXILIARY FEEDWATER SYSTEM | | ACTUATED, AS EXPECTED. STEAM IS BEING DUMPED TO THE MAIN CONDENSER. NO | | SAFETY OR RELIEF VALVES LIFTED. UNIT 1 IS STABLE IN MODE 3 (HOT STANDBY). | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THE REACTOR TRIP. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34976 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: CRYSTAL RIVER REGION: 2 |NOTIFICATION DATE: 10/30/1998| | UNIT: [3] [] [] STATE: FL |NOTIFICATION TIME: 13:00[EST]| | RXTYPE: [3] B&W-L-LP |EVENT DATE: 10/30/1998| +------------------------------------------------+EVENT TIME: 12:00[EST]| | NRC NOTIFIED BY: SWEENEY |LAST UPDATE DATE: 10/30/1998| | HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |THOMAS PEEBLES R2 | |10 CFR SECTION: | | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ |3 N -1 100 Power Operation |100 Power Operation | | | | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED TO THE FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION | | (FDEP) THAT THEY RETRIEVED A TURTLE FROM THE INTAKE RACKS. | | | | THE LICENSEE RETRIEVED A SICK GREEN SEA TURTLE FROM THE INTAKE BAR RACKS. | | THE FDEP HAS BEEN CONTACTED. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34977 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: BEAVER VALLEY REGION: 1 |NOTIFICATION DATE: 11/01/1998| | UNIT: [] [2] [] STATE: PA |NOTIFICATION TIME: 14:00[EST]| | RXTYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 11/01/1998| +------------------------------------------------+EVENT TIME: 13:00[EST]| | NRC NOTIFIED BY: MURRAY |LAST UPDATE DATE: 11/01/1998| | HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |RICHARD CONTE R1 | |10 CFR SECTION: | | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | |2 N -1 100 Power Operation |90 Power Operation | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PLANT SHUTDOWN DUE TO STATION BATTERY BANK 2-1 BEING DECLARED INOPERABLE. | | | | DURING A QUARTERLY SURVEILLANCE TEST IT WAS DISCOVERED THAT STATION BATTERY | | BANK 2-1 CELL NUMBER 3 VOLTAGE WAS MEASURING 2.055 VOLTS. THIS VALUE IS | | BELOW TECHNICAL SPECIFICATION 3.8.2.3 CATEGORY B ALLOWABLE VALUE OF 2.07 | | VOLTS. THEREFORE, THE BATTERY WAS DECLARED INOPERABLE AND A TECHNICAL | | SPECIFICATION REQUIRED SHUTDOWN WAS INITIATED AT 1330. THE CAUSE OF THE | | LOW VOLTAGE PROBLEM HAS NOT BEEN DETERMINED, BUT CORRECTIVE ACTIONS MAY | | INVOLVE REPLACING THE CELL OR JUMPER THE CELL OUT . THE PLANT WILL GO TO | | MODE 5 UNLESS THE REPAIR IS MADE PRIOR TO REACHING MODE 5. | | | | THE RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ |Fuel Cycle Facility |Event Number: 34978 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 11/01/1998| | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 16:00[CST]| | COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 11/01/1998| | 6903 ROCKLEDGE DRIVE |EVENT TIME: 07:00[CST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 11/01/1998| | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION | |LICENSE#: GDP-1 AGREEMENT: Y |JAMES CREED R3 | | DOCKET: 0707001 |LARRY CAMPER NMSS | +------------------------------------------------+ | | NRC NOTIFIED BY: MAURER | | | HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: N/A | | |10 CFR SECTION: | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | | | | | | | | | | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DURING ROUTINE OPERATIONS A UF6 CYLINDER VALVE FAILED TO CLOSE. | | | | AT 0710 ON 11/01/98, AFTER FILLING A TAILS CYLINDER, AN OPERATOR ATTEMPTED | | TO CLOSE THE UF6 CYLINDER VALVE ON C-315 BUILDING WITHDRAWAL STATION #3 BY | | ACTUATING THE AIR-MOTOR DRIVEN VALVE CLOSER PER PROCEDURE. DURING THIS | | OPERATION, THE CYLINDER VALVE CLOSER MECHANISM BECAME DISCONNECTED FROM THE | | ATTACHED AIR MOTOR. THE OPERATOR REMOVED THE MECHANISM FROM THE UF6 | | CYLINDER VALVE AND MANUALLY CLOSED THE CYLINDER VALVE TWO ADDITIONAL TURNS | | WITH A RATCHET AND SOCKET. THE CYLINDER VALVE CLOSER IS A COMPONENT OF THE | | C-315 WITHDRAWAL ROOM UF6 RELEASE DETECTION SYSTEM AND IS REQUIRED TO BE | | OPERABLE WHEN THE WITHDRAWAL STATION IS IN MODE 2. SINCE THE WITHDRAWAL | | STATION WAS IN MODE 2 AT THE TIME OF FAILURE AND NO REDUNDANT EQUIPMENT IS | | AVAILABLE TO PERFORM THE SAFETY FUNCTION, THE FAILURE OF THE CLOSER | | MECHANISM CONSTITUTES THE FAILURE OF SAFETY EQUIPMENT REQUIRED BY THE TSR. | | A WORK PACKAGE FOR REPAIR HAS BEEN INITIATED. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ |Power Reactor |Event Number: 34979 | +------------------------------------------------------------------------------+ +------------------------------------------------------------------------------+ | FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 11/01/1998| | UNIT: [] [2] [] STATE: GA |NOTIFICATION TIME: 17:00[EST]| | RXTYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 11/01/1998| +------------------------------------------------+EVENT TIME: 14:00[EST]| | NRC NOTIFIED BY: VARNADORE |LAST UPDATE DATE: 11/01/1998| | HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+PERSON ORGANIZATION | |EMERGENCY CLASS: N/A |THOMAS PEEBLES R2 | |10 CFR SECTION: | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | +-----+----------+-------+--------+-----------------+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | |2 N 0 0 Cold Shutdown |0 Cold Shutdown | | | | +------------------------------------------------------------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INVALID REACTOR WATER CLEANUP (RWCU) ISOLATION SIGNAL. | | | | WHILE ATTEMPTING TO SEAL VALVE SEAT LEAKAGE ON A DRAIN VALVE FOR THE RWCU | | HEAT EXCHANGER, AN OPERATOR CRACKED OPEN THE VALVE WHICH RESULTED IN A HIGH | | DIFFERENTIAL FLOW SIGNAL CAUSING RWCU ISOLATION. DURING THIS ISOLATION, | | ONE OF THE ISOLATION VALVES DID NOT CLOSE AS REQUIRED AFTER RECEIVING THE | | ISOLATION SIGNAL. AN INVESTIGATION IS BEING MADE INTO WHY THE VALVE DID NOT | | CLOSE. THE ISOLATION WAS RESET WITHIN 48 MINUTES. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+