U.S. Nuclear Regulatory Commission Operations Center Event Reports For 01/21/98 - 01/22/98 ** EVENT NUMBERS ** 32635 33467 33505 33565 33566 33567 33568 33569 33570 33571 33572 33573 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32635 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PERRY REGION: 3 |NOTIFICATION DATE: 07/16/97 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 01:08 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 07/15/97 | +------------------------------------------------+EVENT TIME: 22:57[EDT]| |NRC NOTIFIED BY: FREDERICK SMITH |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN MADERA RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | ESF ACTUATION - HPCS SUCTION SWAP ANNUNCIATOR | | | | THE LICENSEE PLACED THE CONTAINMENT AND DRYWELL VENTILATION SYSTEM IN | | SERVICE AS PART OF THE PROCEDURE FOR PUMPING DOWN THE REACTOR WATER CLEANUP | | BACKWASH RECEIVING TANK TO RADWASTE. THE VENTILATION SYSTEM DEVELOPED A | | DIFFERENTIAL PRESSURE BETWEEN THE DRYWELL AND CONTAINMENT, WITH THE DRYWELL | | HAVING THE HIGHER PRESSURE. THIS D/P CAUSED A RISE IN SUPPRESSION POOL | | LEVEL SUFFICIENT TO ACTUATE THE HIGH PRESSURE CORE SPRAY (HPCS) SUCTION | | SWAP ANNUNCIATOR. HOWEVER, SINCE HPCS SUCTION HAD BEEN ALIGNED TO THE | | SUPPRESSION POOL PRIOR TO THIS EVENT, NO VALVES REPOSITIONED BECAUSE OF THE | | HIGH SUPPRESSION POOL LEVEL. | | | | THE LICENSEE IS IN THE PROCESS OF LOWERING SUPPRESSION POOL LEVEL TO CLEAR | | THE ALARM. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1003 ON 08/06/97 FROM FARBER KEARNEY TAKEN BY JOLLIFFE * * | | | | THE LICENSEE DETERMINED THAT THE ABOVE ACTUATION RESULTED FROM AND WAS | | PART OF A PREPLANNED SEQUENCE DURING TESTING OR REACTOR OPERATION AND, | | THEREFORE, DESIRES TO RETRACT THIS EVENT NOTIFICATION. THE LICENSEE PLANS | | TO INFORM THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R3DO MONTE PHILLIPS. | | | | * * * UPDATE AT 1309 ON 01/21/98 FROM STETSON TAKEN BY GOULD * * * | | | | THE LICENSEE IS RECONSIDERING THE EARLIER RETRACTION DUE TO THE NRC ISSUED | | INSPECTION REPORT AND NOTICE OF VIOLATION. THE VIOLATION WAS DOCUMENTED | | FOR NOT REPORTING THE ESF ACTUATION IN ACCORDANCE WITH 10CFR50.73. AS PART | | OF THE RESPONSE TO THE NOTICE OF VIOLATION, THE LICENSEE IS WITHDRAWING | | THIS RETRACTION. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R3DO ROGER LANKSBURY. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33467 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 12/30/97 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 12:36 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 12/30/97 | +------------------------------------------------+EVENT TIME: 09:37[EST]| |NRC NOTIFIED BY: JESSE PIKE |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO RDO | |AINA 50.72(b)(2)(iii)(A) POT UNABLE TO SAFE SD | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | - RCIC SYSTEM INOPERABLE DUE TO ITS FAILED TURBINE TRIP THROTTLE VALVE - | | | | WHILE PERFORMING A TECH SPEC SURVEILLANCE TEST OF THE REACTOR CORE | | ISOLATION COOLING (RCIC) SYSTEM, THE RCIC SYSTEM TURBINE TRIP THROTTLE | | VALVE (#FC-HV-4282) WOULD NOT REOPEN. UPON FURTHER INVESTIGATION, THE | | LICENSEE DISCOVERED THAT THE RCIC SYSTEM MECHANICAL OVERSPEED TRIP DEVICE | | WAS TRIPPED, PREVENTING THE TURBINE TRIP THROTTLE VALVE FROM OPENING. | | | | THE LICENSEE DECLARED THE RCIC SYSTEM INOPERABLE DUE TO THE FAILURE OF ITS | | TURBINE TRIP THROTTLE VALVE AND ENTERED THE CORRESPONDING 14 DAY TECH SPEC | | LCO ACTION STATEMENT. ALL OTHER EMERGENCY CORE COOLING SYSTEMS ARE | | OPERABLE. | | | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THE TRIP OF THE MECHANICAL | | OVERSPEED DEVICE. | | | | THE LICENSEE WILL NOTIFY LOCAL OFFICIALS AND THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1516 ON 01/21/98 BY MILLER TAKEN BY GOULD * * * | | | | DURING THE REVIEW OF THIS EVENT, LICENSEE SYSTEM ENGINEERS DETERMINED | | THAT THE RCIC MECHANICAL OVERSPEED TRIP DEVICE TRIPPED DURING THE COURSE | | OF THE SURVEILLANCE TEST. DURING THIS SURVEILLANCE TEST, THE TURBINE TRIP | | THROTTLE VALVE WAS CLOSED AND SEVERAL ELECTRICAL TRIPS WERE APPLIED CAUSING | | THE ELECTRICAL TRIP SOLENOID TO CYCLE, WHICH IN TURN CAUSED THE MECHANICAL | | TRIP LINKAGE TO VIBRATE UNTIL IT DISENGAGED. | | | | ENGINEERS ALSO CONCLUDED THAT THE RCIC SYSTEM WAS ABLE TO PERFORM ITS | | INTENDED SAFETY FUNCTION PRIOR TO THE PERFORMANCE OF THE SURVEILLANCE TEST. | | PRIOR TO THE RCIC SYSTEM BEING DECLARED OPERABLE, THE SYSTEM WAS RESTORED | | TO OPERABLE STATUS SO THAT IT COULD PERFORM ITS SAFETY FUNCTION. THEREFORE, | | THE RCIC SYSTEM WAS ABLE TO PERFORM ITS SAFETY FUNCTION EXCEPT WHEN IT WAS | | DECLARED INOPERABLE IN ORDER TO PERFORM THE SURVEILLANCE TEST. | | | | NUREG-1022 STATES THAT THE "REMOVAL OF A SYSTEM OR PART OF A SYSTEM FROM | | SERVICE AS PART OF A PLANNED EVOLUTION FOR MAINTENANCE OR SURVEILLANCE | | TESTING WHEN DONE IN ACCORDANCE WITH AN APPROVED PROCEDURE AND THE PLANT'S | | TECHNICAL SPECIFICATIONS" IS AN EXCEPTION TO THE REQUIREMENT TO PROVIDE A | | 4 HOUR NOTIFICATION AS AN EVENT OR CONDITION THAT ALONE COULD PREVENT THE | | FULFILLMENT OF A SAFETY FUNCTION. THEREFORE, THE LICENSEE IS RETRACTING | | THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R1DO RALPH CARUSO. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33505 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 01/08/98 | |UNIT: [1] [ ] [ ] STATE: MI |NOTIFICATION TIME: 02:35 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/07/98 | +------------------------------------------------+EVENT TIME: 21:28[EST]| |NRC NOTIFIED BY: BRIAN MUTZ |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | A N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - REACTOR TRIP SIGNAL DUE TO A MISSED TEST PROCEDURE STEP DURING A TEST - | | | | UNIT 1 IS IN MODE 5 (COLD SHUTDOWN) IN A MAINTENANCE OUTAGE WITH ALL | | CONTROL RODS COMPLETELY INSERTED, THE REACTOR TRIP BREAKERS (RTBs) OPEN, | | THE MAIN STEAM ISOLATION VALVES (MSIVs) CLOSED, AND THE RESIDUAL HEAT | | REMOVAL SYSTEM IN SERVICE. | | | | AT 2128 ON 01/07/98, DURING TESTING OF THE SOLID STATE PROTECTION (SSP) | | SYSTEM, THE TRAIN 'A' RTB UNDERVOLTAGE TRIP ANNUNCIATOR ACTUATED AND THE | | TRAIN 'A' MSIV DUMP VALVES OPENED DUE TO A REACTOR TRIP SIGNAL. | | | | THE LICENSEE DETERMINED THAT TECHNICIANS MISSED A TEST PROCEDURE STEP TO | | RESET THE SSP SYSTEM MEMORY WHICH RESULTED IN THE REACTOR TRIP SIGNAL WHEN | | THE SSP SYSTEM WAS REMOVED FROM THE "INHIBIT" TEST POSITION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1653 ON 01/21/98 FROM PTACEK TAKEN BY GOULD * * * | | | | THE LICENSEE IS RETRACTING THIS EVENT SINCE 10CFR50.72(b)(2)(ii)(B)(2) | | PROVIDES AN EXCEPTION FOR REPORTING THIS TYPE OF EVENT WHEN "THE ACTUATION | | IS INVALID AND OCCURS AFTER THE SAFETY FUNCTION HAS ALREADY BEEN | | COMPLETED." | | | | THE ESF SIGNAL WAS INVALID SINCE IT WAS NOT IN RESPONSE TO ACTUAL PLANT | | CONDITIONS OR PARAMETERS SATISFYING THE REQUIREMENT FOR AN ESF ACTUATION. | | REACTOR CONTROL RODS HAD ALREADY BEEN INSERTED INTO THE CORE AND THE MSIVs | | WERE CLOSED AS REQUIRED FOR COLD SHUTDOWN CONDITIONS, THUS SATISFYING THE | | SAFETY FUNCTION OF THESE SYSTEMS. THEREFORE, THE LICENSEE HAS DETERMINED | | THAT THIS EVENT IS NOT REPORTABLE TO THE NRC. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R3DO ROGER LANKSBURY. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 33565 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: AMP INC, KERNERSVILLE, NC |NOTIFICATION DATE: 01/21/98 | | CITY: KERNERSVILLE REGION: 2 |NOTIFICATION TIME: 09:02 [ET]| | COUNTY: STATE: NC |EVENT DATE: 01/20/98 | |LICENSE#: 041-212-06 AGREEMENT: Y |EVENT TIME: 09:25[EST]| | DOCKET: |LAST UPDATE DATE: 01/21/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |ANN BOLAND RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: LEE COX, NC DRP | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - LOST STATIC ELIMINATOR WITH 1.6 MILLICURIE Po-210 SEALED SOURCE - | | | | MATT STRAHAM OF AMP INC, KERNERSVILLE, NC, NOTIFIED LEE COX, NORTH CAROLINA | | DIVISION OF RADIATION PROTECTION (DRP) THAT AN NRD STATIC ELIMINATOR DEVICE | | WITH AN APPROXIMATELY 1.6 MILLICURIE Po-210 SEALED SOURCE (MODEL #P-2021, | | SERIAL #90069) HAS BEEN DETERMINED TO BE MISSING. IT IS THOUGHT TO HAVE | | BEEN LOST WHEN THE AMP INC INDUSTRIAL PLANT WAS MOVED FROM GREENSBORO, NC | | TO KERNERSVILLE, NC IN NOVEMBER, 1997. THERE IS NO KNOWN THREAT OF | | CONTAMINATION OR ENVIRONMENTAL HAZARD FROM THIS LOST DEVICE. THE LICENSEE | | IS SEARCHING FOR THIS DEVICE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33566 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 01/21/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 09:23 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 01/21/98 | +------------------------------------------------+EVENT TIME: 07:50[EST]| |NRC NOTIFIED BY: DOUG LeCUYER |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RALPH CARUSO RDO | |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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 90 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - UNIT 1 SHUTTING DOWN DUE INOPERABLE PLANT LIQUID POISON SYSTEM - | | | | THE LICENSEE QUESTIONED THE OPERABILITY OF THE PLANT LIQUID POISON SYSTEM | | (aka STANDBY LIQUID CONTROL SYSTEM) SINCE THE TWO FOOT SECTION OF SYSTEM | | PIPING FROM THE TANK TO THE PUMP DOES NOT GET FLOW TESTED ON A REGULAR | | BASIS. THUS, IT CANNOT BE ASSURED THAT THIS LINE IS CLEAR. | | | | AT 0750, THE LICENSEE DECLARED THE LIQUID POISON SYSTEM INOPERABLE PER TECH | | SPEC LCO A/S 3.1.2. AT 0835, THE LICENSEE COMMENCED SHUTTING UNIT 1 DOWN. | | | | THE LICENSEE PLANS TO PERFORM A SPECIAL TEST TO VERIFY THAT THIS TWO FEET | | SECTION OF PIPE IS FREE OF SODIUM PENTABORATE, AND ONCE THIS IS VERIFIED, | | TO RETURN TO FULL POWER OPERATION. | | | | THE LICENSEE IS DETERMINING IF THIS CONDITION EXISTS ON UNIT 2. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 33567 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: ANOMYMOUS |NOTIFICATION DATE: 01/21/98 | | CITY: REGION: 4 |NOTIFICATION TIME: 10:47 [ET]| | COUNTY: STATE: AR |EVENT DATE: 01/21/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 08:00[CST]| | DOCKET: |LAST UPDATE DATE: 01/21/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JOHN PELLET RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: DAVE FLETCHER, NAT RES CT | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - TRUCK SET OFF A RADIATION MONITOR AT A SCRAP METAL YARD - | | | | AN ANONYMOUS INDIVIDUAL NOTIFIED THE NATIONAL RESPONSE CENTER THAT A TRUCK | | CARRYING SCRAP METAL ENTERING A SCRAP METAL YARD AND SET OFF A RADIATION | | MONITOR (WENT OFF SCALE HIGH) ON TWO SEPARATE OCCASIONS. THE INDIVIDUAL | | REQUESTED THAT THE APPROPRIATE ORGANIZATION LOOK INTO THIS CONDITION. | | | | THE NATIONAL RESPONSE CENTER REPRESENTATIVE NOTIFIED THE STATE EMERGENCY | | SERVICES AGENCY AND THE REGIONAL EPA OFFICE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33568 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 01/21/98 | |UNIT: [1] [2] [ ] STATE: FL |NOTIFICATION TIME: 15:35 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 01/21/98 | +------------------------------------------------+EVENT TIME: 15:20[EST]| |NRC NOTIFIED BY: WARD |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND RDO | |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 Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INADEQUATE APPENDIX R 8-HOUR EMERGENCY LIGHTING. | | | | SECTION III.J OF 10CFR50, APPENDIX R (EMERGENCY LIGHTING) REQUIRES THAT | | EMERGENCY LIGHTING UNITS WITH AT LEAST AN 8-HOUR BATTERY POWER SUPPLY BE | | PROVIDED IN ALL AREAS NEEDED FOR OPERATION OF SAFE SHUTDOWN EQUIPMENT AND | | IN ACCESS AND EGRESS ROUTES THERETO. BOTH UNITS UFSARs STATE THAT 8-HOUR | | EMERGENCY LIGHTING IS PROVIDED IN AREAS NEEDED FOR MANUAL OPERATION OF | | ALTERNATE AND SAFE SHUTDOWN EQUIPMENT AND THEIR ACCESS/EGRESS ROUTES. | | CONTRARY TO THE ABOVE, THERE ARE MANUAL ACTIONS REQUIRED PER THE UNIT 1 | | AND 2 ALTERNATE SHUTDOWN PROCEDURES THAT ARE NOT PROVIDED WITH APPENDIX R | | 8-HOUR EMERGENCY LIGHTING. AS SUCH, THIS CONDITION HAS BEEN DETERMINED TO | | BE REPORTABLE TO THE NRC. | | | | AN OPERABILITY ASSESSMENT HAS BEEN PERFORMED AND BOTH UNITS HAVE BEEN | | DETERMINED TO BE OPERABLE WITH THE CURRENT LEVEL OF AVAILABLE LIGHTING. | | INTERIM COMPENSATORY ACTIONS ARE BEING IMPLEMENTED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33569 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 01/21/98 | |UNIT: [ ] [2] [ ] STATE: MN |NOTIFICATION TIME: 16:03 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 01/21/98 | +------------------------------------------------+EVENT TIME: 13:22[CST]| |NRC NOTIFIED BY: SILVERBERG |LAST UPDATE DATE: 01/22/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROGER LANKSBURY RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION |JOHN ZWOLINSKI EO | |NLCO TECH SPEC LCO A/S |JOSEPH GIITTER IRD | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SEVEN DAY LCO A/S DUE TO THE LOSS OF 1 OF 2 OFFSITE POWER SOURCES. | | | | AT 1322, THE 10-BANK TRANSFORMER LOCKED OUT FOR UNKNOWN REASONS. THE | | LOSS OF THE 10-BANK TRANSFORMER CAUSED A LOSS OF VOLTAGE ON THE #CT-12 | | AUXILIARY TRANSFORMER WHICH CAUSED AN UNDERVOLTAGE ON SAFEGUARDS BUS 26. | | AUTOMATIC VOLTAGE RESTORATION RESTORED POWER TO BUS 26 FROM #2R4 | | TRANSFORMER. THE #22 COMPONENT COOLING PUMP WHICH WAS RUNNING ON BUS 26 | | TRIPPED AND THE #21 COMPONENT COOLING PUMP AUTO STARTED ON LOW PRESSURE. | | THE #23 CHARGING PUMP TRIPPED ON THE LOSS OF BUS 26 WHICH CAUSED THE | | AUTOMATIC ISOLATION OF THE LETDOWN. THE #22 CHARGING PUMP WAS SUBSEQUENTLY | | STARTED AND LETDOWN WAS RESTORED. THE LICENSEE CURRENTLY HAS ONLY ONE | | OFFSITE POWER SOURCE AND ALL FOUR EDGs AVAILABLE. | | | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 0424 ON 01/22/98 FROM STEVE SCHMIDT TAKEN BY JOLLIFFE * * * | | | | AT 2219 CST ON 01/21/98, THE LICENSEE RESTORED BOTH SOURCES OF OFFSITE | | POWER TO UNIT 2. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R3DO ROGER LANKSBURY. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33570 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 01/21/98 | |UNIT: [1] [2] [ ] STATE: MN |NOTIFICATION TIME: 17:44 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 01/21/98 | +------------------------------------------------+EVENT TIME: 15:15[CST]| |NRC NOTIFIED BY: RYAN |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROGER LANKSBURY 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | GENERAL DOSE CALCULATION-19 (GDC-19) LIMITS FOR CONTROL ROOM OPERATORS MAY | | HAVE BEEN EXCEEDED. | | | | TESTING OF THE CONTROL ROOM ENVELOPE HAS MEASURED AN AMOUNT OF UNFILTERED | | AIR IN-LEAKAGE. USING THE MEASURED AMOUNT OF UNFILTERED AIR IN-LEAKAGE | | INTO THE CONTROL ROOM ENVELOPE WITH THE DESIGN BASIS CONTAINMENT AIR LEAK | | RATE RESULTS IN A CALCULATED THYROID DOSE AND BETA SKIN DOSE THAT COULD | | EXCEED THE GDC-19 LIMITS FOR THE CONTROL ROOM OPERATORS. THE CONTROL ROOM | | HAS BEEN EVALUATED USING THE MEASURED UNFILTERED AIR IN-LEAKAGE INTO THE | | CONTROL ROOM ENVELOPE WITH THE ACTUAL MEASURED CONTAINMENT AIR LEAK RATE. | | THE RESULTS OF THIS CALCULATION ARE A THYROID DOSE AND BETA SKIN DOSE THAT | | IS LOWER THAN THE GDC-19 LIMITS FOR THE CONTROL ROOM OPERATORS. THEREFORE, | | THE CONTROL ROOM IS CONSIDERED OPERABLE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 33571 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 01/21/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 18:16 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 01/21/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 09:55[CST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 01/21/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |ROGER LANKSBURY RDO | | DOCKET: 0707001 |JOHN SURMEIER EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: HALICKS | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH VOLTAGE UF6 DETECTION SYSTEM SAFETY EQUIPMENT FAILURE. | | | | THE MAIN BREAKER FOR THE #1 ANNUNCIATOR CABINET TRIPPED DURING THE | | PERFORMANCE OF A LAMP TEST ON THE INSTRUMENT PANEL. THIS BREAKER TRIP | | REMOVED ELECTRICAL POWER FROM THE HIGH VOLTAGE UF-6 DETECTION SYSTEM | | ALARM CIRCUIT. THIS IS AN ALARM-ONLY SAFETY SYSTEM USED TO ALERT BUILDING | | OPERATIONS PERSONNEL TO THE ACTUATION OF A UF-6 RELEASE DETECTOR IN A | | SPECIFIC AREA OF THE BUILDING C-310. AT THE TIME OF THIS EVENT, OPERATIONS | | PERSONNEL WERE TESTING THE POTENTIAL USE OF A LOWER WATTAGE INDICATING | | LIGHT BULB IN AN EFFORT TO REDUCE THE LOAD ON THE SUBJECT BREAKER. AFTER | | RESTORING THE PANEL TO ITS ORIGINAL CONFIGURATION, ACTUATION OF THE LAMP | | TEST CIRCUIT TRIPPED THE BREAKER. THE BREAKER WAS RESET IMMEDIATELY. | | THE DETECTION SYSTEM "HEADS" WERE TESTED, USING THE TSR DAILY SURVEILLANCE, | | TO VERIFY OPERABILITY. THIS EQUIPMENT IS REQUIRED BY TSR TO BE AVAILABLE | | AND OPERABLE SINCE THERE IS NO REDUNDANT EQUIPMENT AVAILABLE AND OPERABLE | | TO PERFORM THIS SAFETY FUNCTION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | REFER TO EVENT #33125 FOR A SIMILAR EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33572 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BROWNS FERRY REGION: 2 |NOTIFICATION DATE: 01/21/98 | |UNIT: [ ] [2] [3] STATE: AL |NOTIFICATION TIME: 20:30 [ET]| |RX TYPE: [1] GE-4,[2] GE-4,[3] GE-4 |EVENT DATE: 01/21/98 | +------------------------------------------------+EVENT TIME: 19:00[CST]| |NRC NOTIFIED BY: VAUGHN |LAST UPDATE DATE: 01/21/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND RDO | |AUNA 50.72(b)(1)(ii)(A) UNANALYZED COND OP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 72 POWER OPERATION | 72 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | EQ ANALYSIS COMPUTER CODE USES A DIFFERENT METHODOLOGY THAN ORIGINAL CODE. | | | | THE LICENSEE IS PERFORMING AN EQUIPMENT QUALIFICATION (EQ) ANALYSIS TO | | SUPPORT A TECH SPEC AMENDMENT TO UPDATE LICENSE REACTOR POWER. THE | | ANALYSIS IS BEING PERFORMED USING A DIFFERENT COMPUTER CODE (GOTHIC) | | THAN THE COMPUTER CODE (MONSTER) USED FOR THE ORIGINAL EQ ANALYSIS. | | THE GOTHIC CODE USES A DIFFERENT METHODOLOGY TO MODEL STEAM FLOW FOLLOWING | | PIPE BREAKS. REVIEW OF THE GOTHIC RESULTS REVEALED THAT THE TEMPERATURE | | SENSORS FOR CERTAIN PIPE BREAKS MAY NOT SENSE ALL POSSIBLE BREAK LOCATIONS. | | THIS COULD POTENTIALLY RESULT IN TEMPERATURES THAT EXCEED PREVIOUSLY | | ANALYZED TEMPERATURES. THE EFFECT OF THIS CONDITION IS BEING FURTHER | | ANALYZED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 33573 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 01/21/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 21:23 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 01/21/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 17:45[EST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 01/21/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |ROGER LANKSBURY RDO | | DOCKET: 0707002 |JOHN SURMEIER EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: VANDERPOOL | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 4 HOUR NRC BULLETIN 91-01 EVENT - | | | | THE LICENSEE DISCOVERED THAT NO NUCLEAR CRITICALITY SAFETY APPROVAL (NCSA) | | EXISTED FOR AN ONGOING OPERATIONS EVOLUTION. CELL #33-4-4 IN X-333 AND | | CELL #31-4-7 IN X-330 WERE BEING USED AS SURGE DRUMS WITH MATERIAL BEING | | BLED FROM THESE CELLS DIRECTLY INTO THE CASCADE. THIS UNANALYZED | | OPERATIONS EVOLUTION IS REPORTABLE. | | | | THERE WERE NO SIGNIFICANT UPWARD TRENDS OBSERVED IN RADIATION READINGS OF | | EITHER CELL. CRITICALITY COULD ONLY OCCUR IF A PEH DEPOSIT FORMED IN THE | | BLEED BACK CELL AND THE DEPOSIT BECAME MODERATED. ENRICHMENT IS CONTROLLED | | WITH THE X-330 AND X-333 OPERATIONS CASCADE AND MODERATION IS CONTROLLED | | FOR A SHUTDOWN CELL WITH UF-6 BY NCSA IN X-330 AND X-333. ENRICHMENT IS | | CONTROLLED AT <10% IN THE FORM OF UF-6 OR UO2F2 AND MASS IS LESS THAN SAFE | | MASS PER DEPOSIT. | | | | THE ONLY DEFICIENCY IS THAT NO NCSA EXIST TO SPECIFICALLY ADDRESS THE USE | | OF BLEED BACK CELLS. THE BLEED BACK CELLS WILL BE ISOLATED. THE RCW BLOCK | | VALVE IS CONFIRMED CLOSED, THE RCW VENT IS OPEN AND THE RCW CONDENSER VALVE | | IS OPEN TO CONTROL MODERATION. | | | | THERE WAS NO LOSS OF HAZARDOUS/RADIOACTIVE MATERIAL OR RADIOACTIVE/ | | RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+