U.S. Nuclear Regulatory Commission Operations Center Event Reports For 08/19/96 - 08/20/96 ** EVENT NUMBERS ** 30890 30891 30892 30893 30894 30895 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30890 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 08/19/96 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 09:03 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 06:29[EDT]| |NRC NOTIFIED BY: JOHN KONOVALCHICK |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN CARUSO RDO | |DUNE 73.71(b)(1) UNAUTHORIZED ENTRY |AL CHAFFEE EO | | |LOREN BUSH (NRR) IAT | | |JOHN DAVIDSON NMSS) IAT | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNAUTHORIZED ENTRY INTO PROTECTED AREA BY A CONTRACT EMPLOYEE. | | | | A MAINTENANCE CONTRACTOR HIRED BY THE LICENSEE ENTERED A PROTECTED AREA | | BEFORE BEING SEARCHED. IMMEDIATE COMPENSATORY ACTIONS WERE TAKEN UPON | | DISCOVERY. THIS CONTRACTOR DID NOT ENTER ANY VITAL AREAS. SECURITY SEARCHED | | THE CONTRACTOR, HIS LOCKER, AND THE ROUTE HE TOOK WHILE HE WAS IN THE | | PROTECTED AREA. NOTHING WAS FOUND DURING THE SEARCH. THE CONTRACTOR WAS | | TAKEN OFFSITE AND IS BEING INTERVIEWED BY SECURITY. | | | | THE RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE OF THIS EVENT. | | | | SEE HOPE CREEK EVENT # 30891. HOPE CREEK AND SALEM SHARE THE SAME SECURITY | | ENTRY POINT. | | | | SEE HOO LOG BOOK FOR FURTHER DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30891 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 08/19/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 09:13 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 06:29[EDT]| |NRC NOTIFIED BY: ARCHIE FAULKNER |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN CARUSO RDO | |DUNE 73.71(b)(1) UNAUTHORIZED ENTRY |AL CHAFFEE EO | | |LOREN BUSH (NRR) IAT | | |JOHN DVAIDSON NMSS IAT | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNAUTHORIZED ENTRY INTO PROTECTED AREA BY A CONTRACT EMPLOYEE. | | | | A MAINTENANCE CONTRACTOR HIRED BY THE LICENSEE ENTERED A PROTECTED AREA | | BEFORE BEING SEARCHED. IMMEDIATE COMPENSATORY ACTIONS WERE TAKEN UPON | | DISCOVERY. THIS CONTRACTOR DID NOT ENTER ANY VITAL AREAS. SECURITY SEARCHED | | THE CONTRACTOR, HIS LOCKER, AND THE ROUTE HE TOOK WHILE HE WAS IN THE | | PROTECTED AREA. NOTHING WAS FOUND DURING THE SEARCH. THE CONTRACTOR WAS | | TAKEN OFFSITE AND IS BEING INTERVIEWED BY SECURITY. | | | | SEE SALEM EVENT # 30890. SALEM AND HOPE CREEK SHARE THE SAME SECURITY ENTRY | | POINT. | | | | SEE HOO LOG BOOK FOR FURTHER DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30892 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 08/19/96 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 13:20 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 11:05[EDT]| |NRC NOTIFIED BY: HEURIQUEZ |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |AINA 50.72(b)(2)(iii)(A) POT UNABLE TO SAFE SD | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 91 POWER OPERATION | 91 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | APPENDIX "R" REQUIREMENTS TO MAINTAIN A 50% CONCENTRATION OF CARBON DIOXIDE | | (CO2) IN THE EAST AND WEST SWITCHGEAR ROOMS FOR 20 MINUTES NOT MET. | | | | DURING ONGOING ACTIONS TO REVERIFY FIRE SAFE SHUTDOWN CAPABILITY, IT WAS | | DETERMINED THAT INADEQUATE DOCUMENTATION EXISTED TO VALIDATE THAT THE CO2 | | SUPPRESSION SYSTEMS COULD MEET DESIGN REQUIREMENTS FOR CONCENTRATION LEVELS | | AND HOLD TIMES IN THE EAST AND WEST SWITCHGEAR ROOMS. AT THE TIME THE | | SWITCHGEAR ROOM WAS DIVIDED INTO EAST AND WEST SWITCHGEAR, NFPA 12 REQUIRED | | THAT A 50% CONCENTRATION OF CO2 BE MAINTAINED IN THE AREA FOR A 20 MINUTE | | DURATION. | | IN LIEU OF PERFORMING FULL DISCHARGE TESTING OF CO2 IN BOTH ROOMS TO | | VALIDATE CONCENTRATION AND HOLD TIME CAPABILITIES, ROOM PRESSURIZATION AND | | TRACER GAS TESTS HAVE BEEN CONDUCTED IN ACCORDANCE WITH NFPA GUIDANCE TO | | DETERMINE THE ABILITY OF THE CO2 SYSTEMS TO MEET NFPA CRITERIA. THE TESTS | | WERE CONDUCTED BASED ON HVAC LINEUPS THAT WOULD EXIST UPON DISCHARGE OF | | CO2. THE HVAC LINEUPS REQUIRED CLOSING OF FIRE DAMPERS IN THE SUPPLY | | DUCTWORK FOR BOTH ROOMS AT THE START OF THE TEST, SHUTTING OFF THE EXHAUST | | FAN IN THE ROOM TO BE TESTED, AND LEAVING THE EXHAUST FAN RUNNING IN THE | | ADJACENT SWITCHGEAR ROOM. | | BASED ON REVIEW OF THE DATA FROM THE TESTS, NFPA CRITERIA TO ACHIEVE AND | | MAINTAIN A 50% CONCENTRATION OF CO2 FOR 20 MINUTES IN EITHER THE EAST OR | | THE WEST SWITCHGEAR ROOMS WILL NOT BE SATISFIED WITH THE EXHAUST FAN | | RUNNING IN THE ADJACENT SWITCHGEAR ROOM. | | SINCE THE ROOM PRESSURIZATION AND TRACER TESTS INDICATE THAT NFPA CRITERIA | | FOR CO2 CONCENTRATION AND HOLD TIMES WILL NOT BE ACHIEVED IN EITHER THE | | EAST OR THE WEST SWITCHGEAR ROOM WITH THE EXHAUST FAN RUNNING IN THE | | ADJACENT SWITCHGEAR ROOM, THIS CONDITION POTENTIALLY RENDERS THE PLANT | | OUTSIDE THE DESIGN BASES FOR CO2 SUPPRESSION SYSTEMS IN THE PLANT. | | A ROVING FIRE WATCH IS REQUIRED IN BOTH ROOMS AS A RESULT OF THE IDENTIFIED | | DEFICIENCY. THE CURRENT COMPENSATORY ACTIONS IN THE EAST AND WEST | | SWITCHGEAR ROOMS SATISFY THIS REQUIREMENT (HAVE A FULL TIME 24 HOUR PER DAY | | FIRE WATCH IN THE EAST SWITCHGEAR ROOM AND A HOURLY ROVING FIRE WATCH IN | | THE WEST SWITCHGEAR ROOM). | | LICENSEE IS LOOKING INTO CORRECTIVE ACTIONS TO CORRECT THIS PROBLEM. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30893 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 08/19/96 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 15:43 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 15:10[EDT]| |NRC NOTIFIED BY: ENOCH |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PELUSO RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTROL WIRING DOES NOT MEET ELECTRICAL SEPARATION REQUIREMENTS. | | | | THE LICENSEE HAS DISCOVERED THAT SOME CONTROL WIRING IN CONTROL ROOM MAIN | | BOARD 7 AND VENTILATION PANEL 1 DOES NOT MEET ELECTRICAL SEPARATION | | REQUIREMENTS. THIS CONDITION COULD AFFECT MAIN STEAM LINE ISOLATION AND | | CONTROL BUILDING VENTILATION ISOLATION FEATURES. THE LICENSEE HAS PLACED | | CONTROL ROOM VENTILATION IN FILTERED RECIRCULATION MODE. THE NRC RESIDENT | | INSPECTOR WILL BE INFORMED BY THE LICENSEE. [HOO NOTE: ALSO SEE RELATED | | EVENT NOTIFICATION #30857.] | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30894 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 08/19/96 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 19:07 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 17:30[CDT]| |NRC NOTIFIED BY: DITTMAN |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: ALERT +-----------------------------+ |10 CFR SECTION: |MILLER RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |BUTCHER EO | |AFIR 50.72(b)(1)(vi) FIRE (ONSITE) |AUSTIN FEMA | | |BARRETT ERB | | |BEECHER OPA | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ALERT DECLARED DUE TO FIRE ON RCIC PUMP TURBINE INSULATION. | | | | THE LICENSEE DECLARED AND IMMEDIATELY TERMINATED AN ALERT DUE TO A SMALL | | FIRE ON INSULATION FOR THE RCIC TURBINE. THE FIRE WAS IMMEDIATELY | | EXTINGUISHED BY PLANT PERSONNEL IN THE AREA. THE LICENSEE REPORTED THAT | | THE TURBINE SUSTAINED NO VISIBLE DAMAGE, AND THAT DAMAGE WAS LIMITED TO OIL | | SOAKED INSULATION. THE LICENSEE ALSO STATED THAT MAINTENANCE HAD BEEN | | PERFORMED ON THE RCIC TURBINE OVER THE PAST WEEKEND. THE LICENSEE HAS | | INFORMED THE NRC RESIDENT INSPECTOR AND THE STATE OF ILLINOIS. | | | | HOO NOTIFIED FEMA (AUSTIN), DOE (WILLIAMS), EPA (RUTHEFORD), USDA (CONLEY), | | HHS (OPERATOR #3). | | | | * * * UPDATE 2133 FROM DITTMAN TAKEN BY STRANSKY * * * | | | | THE LICENSEE HAS MADE A PRESS RELEASE REGARDING THIS EVENT. HOO NOTIFIED | | R3DO (MILLER). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30895 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 08/19/96 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 21:33 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 08/19/96 | +------------------------------------------------+EVENT TIME: 20:41[EDT]| |NRC NOTIFIED BY: MANNSELL |LAST UPDATE DATE: 08/19/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PELUSO RDO | |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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | A/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUTOMATIC REACTOR TRIP FROM 100% POWER DUE TO UNKNOWN CAUSE | | | | AT 2041 EDT, THE REACTOR AUTOMATICALLY TRIPPED FROM 100% POWER. THE "FIRST | | OUT" ANNUNCIATOR WAS "SINGLE LOOP LOSS OF FLOW," ALTHOUGH ALL FOUR REACTOR | | COOLANT PUMPS REMAINED RUNNING AND NO ANOMALOUS READINGS WERE OBSERVED. ALL | | CONTROL RODS INSERTED FOLLOWING THE TRIP, AND ALL SAFETY EQUIPMENT OPERATED | | AS EXPECTED. THE AUXILIARY FEEDWATER PUMPS AUTOMATICALLY STARTED FOLLOWING | | THE TRIP, AND ARE CURRENTLY BEING USED TO MAINTAIN STEAM GENERATOR LEVELS. | | THE UNIT IS STABLE IN HOT STANDBY. | | | | THE LICENSEE REPORTED THAT A RECIRCULATION VALVE ON ONE MAIN FEEDWATER PUMP | | DID NOT OPEN AND A REHEATER ISOLATION VALVE DID NOT CLOSE AS EXPECTED | | FOLLOWING THE TRIP. NEITHER OF THESE VALVES ARE SAFETY RELATED. THE | | LICENSEE IS INVESTIGATING THE CAUSE OF THE REACTOR TRIP. THE LICENSEE HAS | | NOTIFIED THE NRC RESIDENT INSPECTOR AND MAY MAKE A PRESS RELEASE. | +------------------------------------------------------------------------------+