U.S. Nuclear Regulatory Commission Operations Center Event Reports For 03/01/95 - 03/02/95 ** EVENT NUMBERS ** 28459 28460 28462 28463 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28459 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 03/01/95 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 05:02 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 03/01/95 | +------------------------------------------------+EVENT TIME: 03:45[CST]| |NRC NOTIFIED BY: JIM SCHOTTEL |LAST UPDATE DATE: 03/01/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |JIM MCCORMICKBARGER RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |THOMAS EO | | |BAGWELL FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 75 POWER OPERATION | 75 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNUSUAL EVENT DECLARED BASED ON A FIRE LASTING MORE THAN 10 MINUTES | | | | AN UNUSUAL EVENT WAS DECLARED DUE TO A FIRE ON THE ALPHA MAIN FEED PUMP | | TURBINE. THE FIRE WAS DISCOVERED AT 0335 CST. THE UE WAS DECLARED AT 0345 | | CST. ALTHOUGH THE FIRE BRIGADE RESPONDED IMMEDIATELY AND PUT OUT THE FIRE, | | SUBSEQUENT REFLASHES EXCEEDED 10 MINUTES AND AN UNUSUAL EVENT WAS DECLARED. | | THE LICENSEE PLANS TO TERMINATE THE UE WHEN THERE IS NO CHANCE OF ANOTHER | | REFLASH. MEMBERS OF THE FIRE BRIGADE WILL REMAIN IN THE MAIN FEED PUMP | | ROOM UNTIL THEIR IS NO RISK OF FURTHER FIRE. ALL ECCSs ARE OPERABLE. | | | | THE BRAVO MAIN FEED PUMP TRIPPED YESTERDAY AT ABOUT 83% POWER FOR UNKNOWN | | REASONS. THE LICENSEE REDUCED POWER TO 75% AT THAT POINT AND HAS BEEN | | OPERATING AT 75% POWER SINCE THEN. THE ALPHA PUMP IS OPERATING NEAR | | CAPACITY AND IS BEING SUPPLIED WITH STEAM FROM THE MAIN STEAM LINES VICE | | THE CROSS OVER LINES. THE LICENSEE HAS SPECULATED THAT THE INCREASED | | TEMPERATURE OF THE SUPPLY STEAM IN A PIPE WHICH HAS NOT SUPPLIED STEAM FOR | | A LONG PERIOD OF TIME MAY HAVE IGNITED SOME OIL SOAKED LAGGING. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 0631 ON 3/1/95 BY SCHOTTEL TAKEN BY WEAVER * * * | | THE LICENSEE TERMINATED THE UNUSUAL EVENT AT 0528 CST AFTER THE LAGGING WAS | | REMOVED FROM THE AREA OF THE FIRE. ALL COMBUSTIBLE MATERIAL HAS | | EFFECTIVELY BEEN REMOVED FROM THE AREA OF THE FIRE. THE LICENSEE REDUCED | | POWER TO 62% SHORTLY AFTER MAKING THE INITIAL NOTIFICATION. THIS CAUSED | | THE STEAM SUPPLY TO THE FEED PUMP TURBINE TO SHIFT BACK TO THE CROSSOVER | | PIPING. HOO NOTIFIED RDO (MCCORMICKBARGER), FEMA (BAGWELL), EO (THOMAS). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28460 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 2 |NOTIFICATION DATE: 03/01/95 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 05:45 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 03/01/95 | +------------------------------------------------+EVENT TIME: 01:05[CST]| |NRC NOTIFIED BY: POWELL BREWER |LAST UPDATE DATE: 03/01/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM CLINE 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 +------------------------------------------------------------------------------+ | RCIC SYSTEM ISOLATED WHILE RESTORING FROM MAINTENANCE | | | | THE RCIC SYSTEM WAS BEING RESTORED TO A FUNCTIONAL STATUS FOLLOWING | | MAINTENANCE. WHILE THROTTLING OPEN VALVE E51 F064 AS PART OF THE | | RESTORATION, A RCIC HIGH STEAM FLOW ISOLATION WAS RECEIVED. THE SIGNAL HAS | | BEEN RESET AND THE ISOLATION VALVES OPENED. THE ACTUAL CAUSE OF THE HIGH | | STEAM FLOW SIGNAL WAS CONDENSATION MOVING THROUGH THE LINE WHEN F064 WAS | | OPENED. | | | | THIS PROBLEM HAD BEEN ADDRESSED PREVIOUSLY BY A DESIGN CHANGE WHICH | | INSTALLED A NEW SMALLER VALVE (E51 F076) TO BE USED AS A THROTTLE. THE | | PLANT DECIDED NOT TO USE F076 BECAUSE IT IS CURRENTLY BACKSEATED TO PREVENT | | LEAKAGE INTO THE DRYWELL. THE SYSTEM IS CURRENTLY TERMED FUNCTIONAL. THE | | SYSTEM IS EXPECTED TO BE RETURNED TO OPERABILITY WITHIN A FEW HOURS WHEN | | RETESTS ARE COMPLETED. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 28462 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: AIR PRODUCTS |NOTIFICATION DATE: 03/01/95 | | CITY: ALLENTOWN REGION: 1 |NOTIFICATION TIME: 16:20 [ET]| | COUNTY: STATE: PA |EVENT DATE: 03/01/95 | |LICENSE#: 37-05105-07 AGREEMENT: N |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 03/01/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |GRAY RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: SNYDER | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE CANNOT ACCOUNT FOR EIGHT 50ęCi TRITIUM SOURCES. | | | | THE LICENSEE CALLED TO NOTIFY THAT EIGHT 50ęCi SOURCES WERE UNACCOUNTED FOR | | IN THE LATEST PHYSICAL INVENTORY, WHICH BEGAN ON JANUARY 31, 1995, AND | | CONTINUED THROUGH TODAY. THE SOURCES IN QUESTION ARE FOIL SOURCES | | INSTALLED IN DEVICES USED TO DETECT NITROGEN GAS CONTAMINATION IN ARGON | | GASES. THE LICENSEE BELIEVES THAT ONE OF THE SOURCES MAY HAVE BEEN | | DESTROYED AT THE AIR PRODUCTS FACILITY, BUT NO DISPOSAL RECORD COULD BE | | LOCATED. THE OTHER SEVEN SOURCES WERE DISTRIBUTED AMONG VARIOUS FACILITIES | | IN ACCORDANCE WITH THE MANUFACTURING LICENSE ISSUED TO AIR PRODUCTS. THE | | LICENSEE BELIEVES THAT SOME OF THE SOURCES MAY HAVE BEEN SHIPPED BETWEEN | | THE VARIOUS FACILITIES, AND WILL ATTEMPT TO LOCATE THEM. THE LICENSEE HAS | | ALREADY CONTACTED NRC REGION I REGARDING THIS ISSUE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28463 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NORTH ANNA REGION: 2 |NOTIFICATION DATE: 03/01/95 | |UNIT: [1] [2] [ ] STATE: VA |NOTIFICATION TIME: 16:50 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 03/01/95 | +------------------------------------------------+EVENT TIME: 16:15[EST]| |NRC NOTIFIED BY: HUMMELL |LAST UPDATE DATE: 03/01/95 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |CLINE RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |GRIMES EO | |DSAF 73.71(b)(1) SECURITY DEGRADATION |AUSTIN FEMA | | |MCPEEK 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 | | 2 | N Y 76 POWER OPERATION | 76 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNUSUAL EVENT DECLARED DUE TO HEIGHTENED SECURITY AWARENESS AT SITE. | | | | THE LICENSEE DECLARED AN UNUSUAL EVENT DUE TO THE INOPERABILITY OF ALL | | SECURITY CARD READERS ONSITE. AN ELECTRICAL FAULT OF UNKNOWN ORIGIN CAUSED | | A NUMBER OF THE CARD READERS TO BEGIN SMOKING, PROMPTING THE LICENSEE TO | | DEENERGIZE THE CARD READER SYSTEM. A SMALL FIRE HAD BEEN EXTINGUISHED BY | | THE STATION FIRE BRIGADE SEVERAL MINUTES BEFORE EMPLOYEES BEGAN NOTIFYING | | THE CONTROL ROOM THAT INDIVIDUAL CARD READERS HAD BEGUN SMOKING. THE | | STATION MANAGER ELECTED TO DECLARE AN UNUSUAL EVENT DUE TO THIS CONDITION. | | ALL CARD READERS HAVE BEEN DEENERGIZED AT THIS TIME. AT NO POINT DID ANY | | OF THE CARD READERS EXHIBIT ANY FLAMES. THE LICENSEE STATED THAT ALL | | SECURITY COMPENSATORY ACTIONS WERE IN PLACE, AND EMPLOYEE ACCESS TO AREAS | | NECESSARY FOR PLANT OPERATIONS WERE NOT BEING IMPEDED. THE NRC RESIDENT | | INSPECTOR HAS BEEN INFORMED. | | | | * * * UPDATE 1709 3/1/95 FROM HUMMELL TO STRANSKY * * * | | | | THE LICENSEE HAS TERMINATED THE UNUSUAL EVENT AT 1659. THE NRC RESIDENT | | INSPECTOR HAS BEEN INFORMED. NOTIFIED R2DO (CLINE), EO (THOMAS), FEMA | | (AUSTIN). | +------------------------------------------------------------------------------+