U.S. Nuclear Regulatory Commission Operations Center Event Reports For 12/16/96 - 12/17/96 ** EVENT NUMBERS ** 31401 31459 31460 31461 31462 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31401 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WATERFORD REGION: 4 |NOTIFICATION DATE: 12/03/96 | |UNIT: [3] [ ] [ ] STATE: LA |NOTIFICATION TIME: 19:27 [ET]| |RX TYPE: [3] CE |EVENT DATE: 12/03/96 | +------------------------------------------------+EVENT TIME: 17:45[CST]| |NRC NOTIFIED BY: OSCAR PIPKINS |LAST UPDATE DATE: 12/16/96 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |ADEG 50.72(b)(1)(ii) DEGRAD COND DURING OP | | |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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE IDENTIFIED TWO ELECTRICAL CABLE RACEWAYS WHICH DID NOT HAVE | | THE APPENDIX "R" REQUIRED FIRE WRAPS. | | | | "ON 12/3/96 AT 1745, WITH THE PLANT OPERATING AT 100% POWER, IT WAS | | DETERMINED THAT THE PLANT HAD OPERATED OUTSIDE OF THE PLANT DESIGN BASIS | | VIA AN APPENDIX R VIOLATION THAT AFFECTS TWO CABLES THAT ARE LISTED AS | | ESSENTIAL IN THE ASSOCIATED CIRCUIT ANALYSIS. THE CABLE WERE FOUND TO BE | | ROUTED THROUGH THE CABLE VAULT WITHOUT THE REQUIRED FIRE WRAPS ON THE | | RACEWAYS CONTAINING THE CABLES. ONE OF THE CABLES (32513D) FEEDS THE | | UNDERVOLTAGE TRIP CIRCUIT FOR ISOLATION BREAKER MOTOR CONTROL CENTER (MCC) | | 3B314. THE OTHER CABLE (30799F) FEEDS THE CCW SURGE TANK LEVEL INTERLOCK | | CIRCUIT FOR DRY COOLING TOWER B ISOLATION VALVE 3CC-B203B AND BYPASS VALVE | | 3CC-B262B. THE CABLES HAVE BEEN REPAIRED UNDER THE FIRE PROTECTION PROGRAM | | AND COMPENSATORY ACTIONS HAVE BEEN INITIATED (1 HOUR FIRE WATCHES). THERE | | IS NO PRESENT IMPACT ON THE HEALTH AND SAFETY OF THE PUBLIC." | | | | MCC 3B314 FEEDS FUEL POOL PUMP B, FUEL HANDLING BUILDING VENTILATION | | EXHAUST FAN, FILTRATION TRAIN B AND DRY COOLING TOWER SUMP PUMPS ON THE B | | SIDE. THE LICENSEE DISCOVERED THIS CONDITION WHILE RELOCATING SOME CABLES. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1556 ON 12/16/96 BY OSCAR PIPKINS ENTERED BY JOLLIFFE * * * | | | | DURING LICENSEE REVIEWS AND ANALYSIS, THE LICENSEE HAS DETERMINED THAT THE | | TWO CABLES INVOLVED SHOULD NOT HAVE BEEN LISTED AS ESSENTIAL CABLES IN THE | | ASSOCIATED CIRCUITS ANALYSIS REPORT. THESE CABLES ARE NOT REQUIRED FOR | | SAFE SHUTDOWN OF THE PLANT, NOR DO THEY IMPEDE THE OPERATION OF SAFE | | SHUTDOWN EQUIPMENT IN AN APPENDIX R FIRE. DETAILS OF THE ENGINEERING | | ANALYSIS ARE DOCUMENTED IN LICENSEE CONDITION REPORT #CR-96-1903 AND ARE | | AVAILABLE FOR REVIEW. THE LICENSEE WILL REVISE THE ASSOCIATED CIRCUITS | | ANALYSIS, AS NECESSARY. | | | | THUS, THE LICENSEE DESIRES TO RETRACT THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE HOO NOTIFIED R4DO LINDA HOWELL. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31459 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 12/16/96 | |UNIT: [ ] [2] [ ] STATE: SC |NOTIFICATION TIME: 09:15 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 12/16/96 | +------------------------------------------------+EVENT TIME: 08:35[EST]| |NRC NOTIFIED BY: ALCORN |LAST UPDATE DATE: 12/16/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WERT RDO | |ACCS 50.72(b)(1)(iv) ECCS INJECTION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 | 0 | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INADVERTENT ECCS INJECTION TO REACTOR COOLANT SYSTEM DUE TO PERSONNEL ERROR | | | | WHILE DEPRESSURIZING THE REACTOR COOLANT SYSTEM TO PLACE THE DECAY HEAT | | REMOVAL SYSTEM IN SERVICE, AN INADVERTENT ECCS COLD LEG INJECTION OCCURRED. | | COLD LEG ACCUMULATOR LEVELS DECREASED SLIGHTLY, AND PRESSURIZER LEVEL | | INCREASED BY APPROXIMATELY ONE PERCENT. THE INJECTION OCCURRED DUE TO THE | | FAILURE OF AN OPERATOR TO CLOSE THE COLD LEG ACCUMULATOR DISCHARGE VALVES | | BEFORE RCS PRESSURE WAS REDUCED BELOW THE INJECTION SETPOINT OF 600 PSIG. | | THE LICENSEE REPORTED THAT THE OPERATOR WAS PERFORMING STEPS IN TWO | | DIFFERENT PROCEDURES WITH CONFLICTING STEPS (ONE PROCEDURE CLOSED THE | | DISCHARGE VALVES, WHILE THE OTHER ONE OPENED THEM). OPERATORS INCREASED RCS | | PRESSURE TO 610 PSIG TO TERMINATE THE INJECTION. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31460 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: KEWAUNEE REGION: 3 |NOTIFICATION DATE: 12/16/96 | |UNIT: [1] [ ] [ ] STATE: WI |NOTIFICATION TIME: 10:20 [ET]| |RX TYPE: [1] W-2-LP |EVENT DATE: 12/16/96 | +------------------------------------------------+EVENT TIME: 08:24[CST]| |NRC NOTIFIED BY: DRESSER |LAST UPDATE DATE: 12/16/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |B.J. HOLT RDO | |AESS 50.72(b)(1)(v) EMERGENCY SIREN INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 REPORTED THAT ALL EMERGENCY OFF SITE NOTIFICATION SIRENS ARE | | OUT OF SERVICE IN KEWAUNEE COUNTY. | | | | THE LICENSEE WAS NOTIFIED BY KEWAUNEE COUNTY GOVERNMENT THAT ALL OF THE | | EMERGENCY OFF SITE NOTIFICATION SIRENS COULD NOT BE ACTUATED FROM THEIR | | EMERGENCY FACILITY. THE CAUSE IS UNKNOWN AND THEY ARE INVESTIGATING THE | | CAUSE OF THE PROBLEM. THE RESIDENT HAS BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 31461 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ALLIED-SIGNAL INC. |NOTIFICATION DATE: 12/16/96 | | RXTYPE: URANIUM HEXAFLUORIDE PRODUCTION |NOTIFICATION TIME: 11:03 [ET]| |COMMENTS: UF6 CONVERSION (DRY PROCESS) |EVENT DATE: 12/16/96 | | |EVENT TIME: 09:21[CST]| | |LAST UPDATE DATE: 12/16/96 | | CITY: METROPOLIS REGION: 3 +-----------------------------+ | COUNTY: MASSAC STATE: IL |PERSON ORGANIZATION| |LICENSE#: SUB-526 AGREEMENT: Y |B.J. HOLT RDO | | DOCKET: 04003392 |DONALD COOL, NMSS EO | +------------------------------------------------+SWEETSER FEMA | |NRC NOTIFIED BY: SHEPPARD |FIGLER HHS | |HQ OPS OFFICER: CHAUNCEY GOULD |CONGEL IRD | +------------------------------------------------+BEECHER PAO | |EMERGENCY CLASS: ALERT | | |10 CFR SECTION: | | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ALERT DECLARED DUE TO AN ONSITE RELEASE OF UF6 GAS CAUSED BY A DUST | | COLLECTOR SHUTTING DOWN DUE TO A POWER OUTAGE. | | | | DURING THE RELEASE, THE UF6 GAS REACTED WITH THE MOISTURE IN THE AIR AND | | CONVERTED TO HF AND UO2F2. THE PLANT RELEASED APPROXIMATELY 1/2 POUND OF | | URANIUM POWDER TO THE ATMOSPHERE. | | | | AT 0921 (CST), THE LICENSEE RESET THE CIRCUIT BREAKER THAT HAD TRIPPED, | | TURNED ON THEIR EMERGENCY SIRENS, AND DECLARED AN ALERT IN ACCORDANCE WITH | | THEIR RADIOLOGICAL CONTINGENCY PLAN. | | | | AT 0925 (CST), THE LICENSEE ACCOUNTED FOR ALL PLANT PERSONNEL; NO PERSONNEL | | WERE INJURED. | | | | AT 0952 (CST), THE LICENSEE TERMINATED THE RELEASE AND TERMINATED THE | | ALERT. THE LICENSEE WILL BE TAKING AIR SAMPLES TO DETERMINE THE AMOUNT OF | | UF6 GAS RELEASED TO THE ATMOSPHERE. | | | | THE HOO ALSO NOTIFIED EPA GERALDINE BELL, DOE KEVIN MOORE, USDA KECIA | | COOPER, AND RCT MEMBER JANET QUISSELL. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31462 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 12/16/96 | |UNIT: [1] [ ] [ ] STATE: MN |NOTIFICATION TIME: 11:56 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 12/16/96 | +------------------------------------------------+EVENT TIME: 10:20[CST]| |NRC NOTIFIED BY: BISTODEAU / PARKER |LAST UPDATE DATE: 12/16/96 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |B.J. HOLT RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | |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 +------------------------------------------------------------------------------+ | - SBGT SYSTEM, 'B' TRAIN INOPERABLE DUE TO UNQUALIFIED ELECTRICAL SPLICE - | | | | WHILE PERFORMING ON-LINE MAINTENANCE OF THE STANDBY GAS TREATMENT (SBGT) | | SYSTEM, 'B' TRAIN, TECHNICIANS DISCOVERED AN UNQUALIFIED ELECTRICAL SPLICE | | IN THE 'B' TRAIN HEATER POWER CABLE. THE LICENSEE BELIEVES THAT THIS | | CONDITION HAS EXISTED FOR SOME TIME. | | | | AT 0400 (CST) ON 12/16/96, THE LICENSEE HAD DECLARED THE SBGT SYSTEM, | | 'B' TRAIN INOPERABLE FOR MAINTENANCE ACTIVITIES. TECH SPEC LCO A/S | | 3.7.B.1.A REQUIRES THE LICENSEE TO RESTORE THE SBGT SYSTEM, 'B' TRAIN | | TO OPERABLE STATUS WITHIN 7 DAYS OR TO PLACE THE PLANT IN AT LEAST COLD | | SHUTDOWN CONDITION WITHIN THE FOLLOWING 36 HOURS. | | | | THE LICENSEE EXPECTS TO COMPLETE REPAIRS WITHIN 24 HOURS AND RESTORE THE | | SBGT SYSTEM, 'B' TRAIN TO OPERABLE STATUS WITHIN A FEW DAYS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+