U.S. Nuclear Regulatory Commission Operations Center Event Reports For 02/23/96 - 02/26/96 ** EVENT NUMBERS ** 29918 30013 30016 30017 30018 30019 30020 30021 30022 30023 30024 30025 30026 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29918 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 01/31/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 18:41 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 01/31/96 | +------------------------------------------------+EVENT TIME: 16:20[EST]| |NRC NOTIFIED BY: ARCHIE FAULKNER |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD CONTE RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DECLARED FOUR RADIATION MONITOR DETECTORS INOPERABLE BECAUSE | | THEY ARE BEING USED OUTSIDE OF THEIR ENVIRONMENTAL LIMITS. | | | | A REVIEW BY SALEM MOTIVATED HOPE CREEK TO REVIEW THE ENVIRONMENTAL | | LIMITATIONS OF THE DETECTORS USED FOR THE CONTROL ROOM VENTILATION | | RADIATION MONITORS. THE LICENSEE FOUND THAT THE TEMPERATURE RANGE FOR | | THESE DETECTORS WAS 40øF TO 130øF. THE DETECTORS WERE INSTALLED IN THE AIR | | INTAKE DUCTING, SO WHENEVER THE OUTSIDE AIR IS LOWER THAN 40øF, THE | | DETECTORS ARE OUTSIDE THEIR OPERABILITY RANGE AND MUST BE CONSIDERED | | INOPERABLE. THE LICENSEE HAS DECLARED FOUR CHANNELS OF RADIATION MONITORING | | INOPERABLE (1SPRE4858C, C1, D, AND D1). THE UNIT IS IN TECHNICAL | | SPECIFICATION 3.3.7.1 WHICH REQUIRES PRESSURIZATION OF THE CONTROL ROOM. | | THE LICENSEE IS EVALUATING OPTIONS TO FIX THE PROBLEM. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND THE LOWER ALLOWAYS | | CREEK TOWNSHIP. | | | | * * * UPDATE AT 2057 ON 2/23/96 BY PIKE TAKEN BY WEAVER * * * | | | | THE LICENSEE IS RETRACTING THIS EVENT BASED UPON FURTHER ENGINEERING | | ANALYSIS. THE CONCERN WAS THAT A FILM OF WATER WOULD BUILD UP ON THE | | DETECTORS SHIELDING THEM FROM THE RADIATION SOURCES. TESTING HAS | | DEMONSTRATED THAT THE WORST CASE BUILDUP WOULD NOT PREVENT THE DETECTORS | | FROM PERFORMING THEIR INTENDED FUNCTION. THE HOO NOTIFIED THE RDO (MEYER). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30013 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SURRY REGION: 2 |NOTIFICATION DATE: 02/22/96 | |UNIT: [ ] [2] [ ] STATE: VA |NOTIFICATION TIME: 19:45 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 02/22/96 | +------------------------------------------------+EVENT TIME: 19:04[EST]| |NRC NOTIFIED BY: JOHN ROSENBERGER |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK LESSER RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 90 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECHNICAL SPECIFICATION REQUIRED SHUTDOWN - LOSS OF CONTAINMENT INTEGRITY | | | | THE SHUTDOWN WAS INITIATED IN ACCORDANCE WITH TECHNICAL SPECIFICATION | | 3.8.A.1.b DUE TO A LOSS OF CONTAINMENT INTEGRITY FOR MORE THAN 1 HOUR. UNIT | | 2 IS REQUIRED TO BE IN HOT SHUTDOWN WITHIN THE NEXT 6 HOURS AND COLD | | SHUTDOWN WITHIN THE FOLLOWING 30 HOURS. | | | | LOSS OF CONTAINMENT INTEGRITY WAS DISCOVERED WHEN AN ASME SECTION-XI | | CLASS-2 PIPE WAS FOUND TO HAVE INDICATIONS OF LEAKAGE AT THE SADDLE OF A | | PIPE SUPPORT. LEAKAGE APPEARS WHERE THE SUPPORT IS WELDED TO THE PIPE. THE | | LEAK IS LOCATED OUTSIDE THE CONTAINMENT IN THE UNIT 2 SAFEGUARDS BUILDING | | ON THE LINE USED TO DE-WATER THE REACTOR CAVITY TO THE REFUELING WATER | | STORAGE TANK DURING REFUELING OPERATIONS. THE LINE IS NORMALLY ISOLATED AT | | POWER, AND IT IS PRESENTLY ISOLATED INSIDE CONTAINMENT BY VALVE 2-RH-29. | | THE LINE WAS DECLARED INOPERABLE PURSUANT TO THE GUIDELINES OF GENERIC | | LETTER 91-18, DEGRADING AND NON-CONFORMING CONDITIONS. | | | | REACTOR POWER IS BEING REDUCED IN ACCORDANCE WITH NORMAL OPERATING | | PROCEDURES AT A RATE OF APPROXIMATELY 20% REACTOR POWER PER HOUR. PLANS | | ARE PRESENTLY BEING MADE TO INITIATE THE REQUIRED REPAIRS AT THE EARLIEST | | OPPORTUNITY. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * *0155 FEBRUARY 23, 1996, UPDATE FROM ROSENBERGER TAKEN BY TROCINE* * * | | | | UNIT 2 REACHED HOT SHUTDOWN AT 0047 ON FEBRUARY 23, 1996. THE UNIT IS | | CURRENTLY STABLE, AND ALL SYSTEMS ARE OPERABLE. THE LICENSEE PLANS TO | | PROCEED TO COLD SHUTDOWN WITHIN THE FOLLOWING 30 HOURS AS REQUIRED BY THE | | TECHNICAL SPECIFICATIONS. REPAIRS TO THE CLASS-2 PIPING ARE CONTINUING, | | BUT RECENT REPAIR ATTEMPTS HAVE BEEN UNSUCCESSFUL. | | | | THE LICENSEE WILL NOTIFY THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | CENTER NOTIFIED THE R2DO (LESSER). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30016 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COMANCHE PEAK REGION: 4 |NOTIFICATION DATE: 02/23/96 | |UNIT: [ ] [2] [ ] STATE: TX |NOTIFICATION TIME: 11:05 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 07:29[CST]| |NRC NOTIFIED BY: PAUL COX |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS VANDENBURGH 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 | M/R Y 63 POWER OPERATION | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR TRIP FROM 63% POWER IN RESPONSE TO AN UNCOMMANDED TURBINE | | LOAD DECREASE FOR UNKNOWN REASONS | | | | A REFUELING OUTAGE WAS SCHEDULED TO BEGIN TODAY AT 2000 CST FOLLOWING | | COASTDOWN OPERATIONS. OPERATORS BEGAN DECREASING REACTOR POWER FROM | | APPROXIMATELY 85% AT 0155 CST THIS MORNING. DURING THE RAMP DOWN PROCESS, | | THERE WAS AN UNCOMMANDED DECREASE IN TURBINE LOAD AT 0729 CST. GENERATOR | | OUTPUT DECREASED FROM 742 TO APPROXIMATELY 160 MEGAWATTS. THE STEAM DUMPS | | TO THE CONDENSER CYCLED OPEN IN RESPONSE TO THE THE PRIMARY TEMPERATURE | | CHANGE, AND OPERATORS MANUALLY TRIPPED THE REACTOR FROM 63% POWER. ALL | | RODS FULLY INSERTED, AND THE MAIN FEEDWATER SYSTEM ISOLATED AS EXPECTED. | | THE MOTOR-DRIVEN AUXILIARY FEEDWATER PUMPS WERE MANUALLY STARTED FOLLOWED | | BY AN AUTOMATIC START OF THE TURBINE-DRIVEN AUXILIARY FEEDWATER PUMP IN | | RESPONSE TO LOW-LOW STEAM GENERATOR LEVEL IN TWO OUT OF FOUR STEAM | | GENERATORS. THE SAFETY VALVES DID NOT LIFT DURING THIS TRANSIENT. ALL | | SYSTEMS FUNCTIONED AS REQUIRED WITH ONE EXCEPTION. SOURCE RANGE CHANNEL | | N-31 FAILED TO AUTOMATICALLY RE-ENERGIZE FOLLOWING THE REACTOR TRIP. THE | | CAUSE OF THIS FAILURE WAS TRACED TO A BAD SWITCH WHICH HAS SUBSEQUENTLY | | BEEN REPAIRED. THE CHANNEL IS CURRENTLY BACK IN SERVICE. | | | | THE UNIT IS CURRENTLY STABLE IN MODE 3 (HOT STANDBY). THE MOTOR-DRIVEN | | AUXILIARY FEEDWATER PUMPS ARE CURRENTLY SUPPLYING WATER TO THE STEAM | | GENERATORS, AND SECONDARY STEAM IS BEING DUMPED TO THE CONDENSER. OPERATORS | | ARE ALSO UTILIZING NORMAL CHARGING AND LETDOWN, PRESSURIZER HEATERS AND | | SPRAYS, AND THE REACTOR COOLANT PUMPS FOR PRIMARY INVENTORY, PRESSURE, AND | | TRANSPORT CONTROL. | | | | THE CAUSE OF THE UNCOMMANDED LOAD DECREASE IS UNKNOWN AT THIS TIME AND WILL | | BE INVESTIGATED. BECAUSE A PLANNED REFUELING OUTAGE WAS SCHEDULED TO BEGIN | | AT 2000 CST TODAY, THE LICENSEE CONSIDERED THE REACTOR TRIP TIME TO BE THE | | ACTUAL START OF THE REFUELING OUTAGE. | | | | THE LICENSEE HAS NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30017 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 02/23/96 | |UNIT: [ ] [2] [ ] STATE: CT |NOTIFICATION TIME: 11:47 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 11:30[EST]| |NRC NOTIFIED BY: STEPHEN BAKER |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION - CHANGE IN THE SCHEDULE FOR THE MID CYCLE OUTAGE | | | | THE LICENSEE NOTIFIED VARIOUS STATE AGENCIES THAT THEY WOULD BE COMMENCING | | ITS MID-CYCLE OUTAGE NOW INSTEAD OF TWO MONTHS FROM NOW. THE CURRENT | | OUTAGE IS NOW SCHEDULED TO END ON 03/25/96. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30018 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PEACH BOTTOM REGION: 1 |NOTIFICATION DATE: 02/23/96 | |UNIT: [2] [3] [ ] STATE: PA |NOTIFICATION TIME: 14:54 [ET]| |RX TYPE: [2] GE-4,[3] GE-4 |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 13:55[EST]| |NRC NOTIFIED BY: DON DUANE |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION - OIL SPILL ONSITE | | | | THE LICENSEE NOTIFIED THE PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL | | PROTECTION AT 1355 THAT APPROXIMATELY 20 GALLONS OF OIL WAS SPILLED ONSITE. | | THE OIL SPILL OCCURRED THIS MORNING AND HAS BEEN CLEANED UP. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30019 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COMANCHE PEAK REGION: 4 |NOTIFICATION DATE: 02/23/96 | |UNIT: [1] [2] [ ] STATE: TX |NOTIFICATION TIME: 15:07 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 13:15[CST]| |NRC NOTIFIED BY: PAUL COX |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS VANDENBURGH RDO | |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 Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N N 0 HOT STANDBY | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF OFFSITE COMMUNICATIONS | | | | THE LICENSEE REPORTED THAT IT HAD LOST COMMUNICATIONS WITH HOOD COUNTY | | BETWEEN 1315 AND 1325 CST. THE CAUSE OF THE LOSS OF THE COMMUNICATIONS IS | | BELIEVED TO BE A CUT LINE CAUSED BY EXCAVATION WORK. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30020 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 02/23/96 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 16:01 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 15:55[EST]| |NRC NOTIFIED BY: JOHN MANSELL |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 88 POWER OPERATION | 88 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION - DISCHARGE OF RAW SEWAGE | | | | THE LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS ABOUT A PIPE BREAK THAT LED | | TO THE DISCHARGE OF RAW SEWAGE TO THE HUDSON RIVER. THE AMOUNT DISCHARGED | | IS NOT KNOWN, BUT THE LIMIT IS ZERO DISCHARGE SO THE LIMIT WAS EXCEEDED. | | THE LEAKING PIPE HAS BEEN ISOLATED AND IS BEING REPAIRED. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1757 ON 2/23/96 BY MANSELL TAKEN BY WEAVER * * * | | | | A PIPE LEAKING CAUSTIC OR ACIDIC SOLUTION CAUSED THE SEWAGE PIPE LEAK. THE | | LINE CONTAINING THE CAUSTIC OR ACIDIC SOLUTION WAS DIRECTLY ABOVE THE | | SEWAGE PIPE AND IN CLOSE PROXIMITY TO IT. THE SOURCE OF THE SOLUTIONS WAS | | A LINE TO THE WASTE NEUTRALIZATION TANK. | | | | SOME OF THE SOLUTIONS HAVE LEAKED INTO THE SEWAGE SYSTEM AND IMPACTED THE | | OPERATIONS OF THE LOCAL SEWAGE TREATMENT PLANT. THE SEWAGE PLANT HAD TO | | SHUT DOWN TEMPORARILY AND RELOCATE SOME NEARBY RESIDENTS BECAUSE OF THE | | ODOR CREATED BY THE CHEMICAL SOLUTIONS. THE SOLUTIONS WOULD HAVE | | EVENTUALLY BEEN DISCHARGED INTO THE HUDSON RIVER, BUT THE EVENT IS | | REPORTABLE BECAUSE THE SOLUTIONS WERE RELEASED UNDER UNCONTROLLED | | CIRCUMSTANCES. THE EVENT IS ALSO REPORTABLE BECAUSE OF THE EFFECT ON THE | | SEWAGE TREATMENT PLANT. THE AMOUNT RELEASED TO THE SEWAGE SYSTEM WAS NOT | | KNOWN, BUT IT PROBABLY MEASURED IN THE TENS OR HUNDREDS OF GALLONS OF | | SODIUM HYDROXIDE OR SULFURIC ACID. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE HOO NOTIFIED THE | | R1DO (MEYER). | | | | * * * UPDATE AT 2101 ON 2/23/96 BY MANSELL TAKEN BY WEAVER * * * | | | | THE LICENSEE NOTIFIED THE NATIONAL RESPONSE CENTER AS WELL AS OTHER STATE | | AND LOCAL AGENCIES OF THIS EVENT. THE UPDATE WAS MADE BECAUSE OF THE | | NOTIFICATION TO THE NATIONAL RESPONSE CENTER. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 30021 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: AMER INDUSTRIAL TECHNOLOGIES, INC. |NOTIFICATION DATE: 02/23/96 | | CITY: WILMINGTON REGION: 1 |NOTIFICATION TIME: 16:22 [ET]| | COUNTY: STATE: DE |EVENT DATE: 02/21/96 | |LICENSE#: AGREEMENT: N |EVENT TIME: 12:00[EST]| | DOCKET: |LAST UPDATE DATE: 02/23/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | | | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: A.E. AMER (FAX) |VERN HODGE NRR | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |CDEF 21.21(b)(2) DEFECTS/NONCOMPLIANCE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 10 CFR PART 21 REPORT SUBMITTED BY AMER INDUSTRIAL TECHNOLOGIES, INC. | | | | THE 10 CFR PART 21 REPORT REFERS TO OIL FILTER CARTRIDGES USED IN FUEL OIL | | FILTERS. THE CARTRIDGES WERE SUPPLIED BY AMER TO BECHTEL. BECHTEL USED IN | | THE CARTRIDGES IN THE CALVERT CLIFFS DIESEL GENERATOR PROJECT. | | | | BECHTEL INFORMED AMER THAT IT WAS NOT CLEAR THAT THE SAFETY-RELATED QUALITY | | PROGRAM REQUIREMENTS WERE MET IN THE PROCUREMENT OF THE CARTRIDGES. AMER | | PURCHASED THE CARTRIDGES FROM NORMAN ULTRA-POROUS FILTERS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30022 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 02/23/96 | |UNIT: [ ] [2] [ ] STATE: CT |NOTIFICATION TIME: 17:35 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 17:19[EST]| |NRC NOTIFIED BY: TED DUBAY |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DEGRADED RHR CAPABILITY | | | | THE LICENSEE DISCOVERED THAT THE RWST WOULD EMPTY SOONER THAN PREVIOUSLY | | THOUGHT. THE DISCOVERY WAS MADE AS PART OF THE REVIEW INITIATED BY | | EVENT #29999. DURING A LARGE BREAK LOCA, THE RWST WOULD EMPTY IN 24 VERSUS | | 36 MINUTES. THE LOW HEAD SAFETY INJECTION PUMPS WOULD BE SECURED AT THIS | | TIME. THE SHORTER TIME FRAME RESULTS IN THE NECESSITY TO SWITCH OVER TO | | THE RECIRCULATION MODE SOONER WHEN DECAY HEAT IS HIGHER. | | | | POSTULATING A SINGLE FAILURE OF A HIGH HEAD SAFETY INJECTION PUMP, THE | | LICENSEE IS REVIEWING THE ADEQUACY OF THE REMAINING HIGH HEAD PUMP TO | | PROVIDE CORE COOLING. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. APPROPRIATE STATE AND | | LOCAL OFFICIALS HAVE BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30023 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WATTS BAR REGION: 2 |NOTIFICATION DATE: 02/23/96 | |UNIT: [1] [ ] [ ] STATE: TN |NOTIFICATION TIME: 20:17 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/23/96 | +------------------------------------------------+EVENT TIME: 16:29[EST]| |NRC NOTIFIED BY: JAMES BAKER |LAST UPDATE DATE: 02/23/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK LESSER 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE DOOR TO THE CONTAINMENT RECIRC SUMP WAS FOUND OPEN | | | | DURING A CONTAINMENT ENTRY WHILE IN MODE 4, AN OPERATOR DISCOVERED A | | CONTAINMENT RECIRC SUMP DOOR OPEN. THE DOOR IS AN INTEGRAL PART OF THE | | SCREEN MESH FOR THE CONTAINMENT RECIRC SUMP. LCOs 3.5.3 AND 3.0.3 WERE | | ENTERED AND EXITED. TECHNICAL SPECIFICATION 3.0.3 WAS REQUIRED BECAUSE | | THERE IS NO ACTION STATEMENT FOR TECHNICAL SPECIFICATION 3.6.6. THE | | LICENSEE IS STILL INVESTIGATING THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30024 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BROWNS FERRY REGION: 2 |NOTIFICATION DATE: 02/25/96 | |UNIT: [1] [2] [3] STATE: AL |NOTIFICATION TIME: 07:41 [ET]| |RX TYPE: [1] GE-4,[2] GE-4,[3] GE-4 |EVENT DATE: 02/25/96 | +------------------------------------------------+EVENT TIME: 04:05[CST]| |NRC NOTIFIED BY: ROGERS |LAST UPDATE DATE: 02/25/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LESSER RDO | |DSAF 73.71(b)(1) SECURITY DEGRADATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N Y 91 POWER OPERATION | 91 POWER OPERATION | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFEGUARDS SYSTEM DEGRADATION RELATED TO SECURITY COMPUTER SYSTEM FAILURE. | | IMMEDIATE COMPENSATORY ACTIONS TAKEN UPON DISCOVERY. SEE HOO LOG FOR | | DETAILS. THE NRC RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | | | | NOTE: THE LICENSEE DID NOT DETERMINE REPORTABILITY OF THIS EVENT UNTIL 0540 | | CST. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30025 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: QUAD CITIES REGION: 3 |NOTIFICATION DATE: 02/25/96 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 11:00 [ET]| |RX TYPE: [1] GE-3,[2] GE-3 |EVENT DATE: 02/25/96 | +------------------------------------------------+EVENT TIME: 07:30[CST]| |NRC NOTIFIED BY: KRONICH |LAST UPDATE DATE: 02/25/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MCCORMICKBARGER 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 'B' TRAIN OF CONTROL ROOM EMERGENCY VENTILATION SYSTEM DECLARED INOPERABLE | | | | THE LICENSEE DECLARED THE 'B' TRAIN OF THE CONTROL ROOM HVAC SYSTEM | | INOPERABLE DUE TO LOW REFRIGERANT PRESSURE. DURING ROUTINE ROUNDS, AN | | OPERATOR NOTICED THAT THE REFRIGERANT CONDENSER UNIT DISCHARGE PRESSURE WAS | | 83 PSIG. NORMAL DISCHARGE PRESSURE FOR THE UNIT IS >100 PSIG. THE | | LICENSEE STATED THAT THE LOW PRESSURE CONDITION HAD EXISTED SINCE 2300 ON | | 02/23/96. | | | | THE LICENSEE HAS SWITCHED OVER TO THE 'A' TRAIN OF CONTROL ROOM HVAC, BUT | | EMERGENCY FILTRATION, IN NEEDED, IS ONLY AVAILABLE ON THE 'B' TRAIN. THE | | LICENSEE ENTERED A 14-DAY LCO IN ACCORDANCE WITH TECHNICAL SPECIFICATION | | 3.8.H. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30026 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 02/25/96 | |UNIT: [1] [ ] [ ] STATE: AZ |NOTIFICATION TIME: 23:10 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 02/25/96 | +------------------------------------------------+EVENT TIME: 20:17[MST]| |NRC NOTIFIED BY: MIKE GRIGSBY |LAST UPDATE DATE: 02/25/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |CHRIS VANDENBURGH RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |BRUCE BOGER EO | | |BAGWELL FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 46 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SUSPECTED LIGHTNING STRIKE - TURBINE TRIP | | | | A SUSPECTED LIGHTNING STRIKE TO THE "C" PHASE OF THE UNIT 1 MAIN | | TRANSFORMER CAUSED THE UNIT 1 TURBINE TO TRIP. THE TURBINE TRIP CAUSED A | | REACTOR CUTBACK (REGULATING GROUPS 4 AND 5 INSERTED). REACTOR POWER IS | | STABLE AT 46% ON THE MAIN TURBINE BYPASSES. ALL EMERGENCY DIESEL | | GENERATORS AND OTHER SAFETY-RELATED EQUIPMENT ARE OPERABLE. OFFSITE POWER | | IS AVAILABLE. | | | | THE LICENSEE DECLARED THE UNUSUAL EVENT BASED ON AN "EXPLOSION" IN THE | | PROTECTED AREA AT 2032. THE UNUSUAL EVENT WAS TERMINATED AT 2046 BASED ON | | A ROUGH UNDERSTANDING OF THE EXTENT OF THE DAMAGE TO THE SITE. THE | | LICENSEE PLANS TO REDUCE POWER TO 5-10% POWER AND TO PERFORM A CLOSER | | INSPECTION OF THE MAIN TRANSFORMER. | | | | UNIT 3 ALSO SUFFERED A TURBINE TRIP AND A LOSS OF LOAD TO 35% POWER. THE | | CAUSE OF THE LOSS OF LOAD TO UNIT 3 IS NOT FULLY UNDERSTOOD. THE LICENSEE | | INTENDS TO RE-SYNCHRONIZE THE TURBINE AND SLOWLY RESTORE POWER ON UNIT 3. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+