U.S. Nuclear Regulatory Commission Operations Center Event Reports For 09/25/97 - 09/26/97 ** EVENT NUMBERS ** 32919 32988 32989 32990 32991 32992 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32919 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALISADES REGION: 3 |NOTIFICATION DATE: 09/12/97 | |UNIT: [1] [ ] [ ] STATE: MI |NOTIFICATION TIME: 14:46 [ET]| |RX TYPE: [1] CE |EVENT DATE: 09/12/97 | +------------------------------------------------+EVENT TIME: 14:20[EDT]| |NRC NOTIFIED BY: CHARLIE KOZUP |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK RING 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 97 POWER OPERATION | 97 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DISCOVERY OF A 'HOT SHORT' SCENARIO WHICH COULD RESULT IN THE LOSS OF THE | | COMPONENT COOLING WATER SYSTEM | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "AN APPENDIX 'R' REVIEW OF THE COMPONENT COOLING WATER SYSTEM AND THE | | SERVICE WATER SYSTEM DETERMINED A NEW 'HOT SHORT' SCENARIO WHICH COULD | | RESULT IN THE LOSS OF [THE] COMPONENT COOLING WATER SYSTEM. THE 'HOT | | SHORT' COULD OPEN [VALVES] CV-0951, CV-0880, OR CV-0879 WHICH COULD DRAIN | | THE COMPONENT COOLING WATER TO THE SERVICE WATER SYSTEM RESULTING IN THE | | LOSS OF [THE] COMPONENT COOLING WATER SYSTEM. THE COMPONENT COOLING WATER | | SYSTEM IS REQUIRED TO COOL THE SEALS OF THE ENGINEERED SAFETY FEATURE PUMPS | | REQUIRED FOR POST FIRE SAFE SHUTDOWN. APPENDIX 'R' REQUIRES THAT A SINGLE | | 'HOT SHORT' SHOULD NOT RESULT IN A LOSS OF REQUIRED SYSTEMS." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE 1337 9/25/97 FROM KOZUP TAKEN BY STRANSKY * * * | | COMPENSATORY ACTIONS NOT TAKEN AS DESCRIBED IN ORIGINAL REPORT. THE | | FOLLOWING TEXT IS FROM A FACSIMILE SUBMITTED BY THE LICENSEE: | | | | "THE ORIGINAL NOTIFICATION INFORMED NRC OF A PREVIOUSLY UNRECOGNIZED | | APPENDIX R FIRE SCENARIO IN WHICH SPURIOUS OPERATION OF THREE VALVES COULD | | POTENTIALLY LEAD TO A LOSS OF THE COMPONENT COOLING WATER SYSTEM. AS A | | COMPENSATORY MEASURE FOR THIS CONDITION, THE AIR SUPPLIES TO THE THREE | | VALVES WERE TO BE ISOLATED SO SPURIOUS OPERATION WOULD NOT BE POSSIBLE AND | | CAUTION TAGGED. IT WAS DISCOVERED ON 9/24/97 THAT THE AIR SUPPLIES HAD NOT | | BEEN ISOLATED AS INTENDED, BUT THEY WERE CAUTION TAGGED. THE AIR SUPPLIES | | HAVE NOW BEEN ISOLATED, SO THE SPURIOUS VALVE OPERATION IS NOT POSSIBLE. | | THE SITE RESIDENT INSPECTORS, NRC REGION III AND HEADQUARTERS HAVE BEEN | | NOTIFIED ABOUT THIS DELAY IN IMPLEMENTING THE INTENDED COMPENSATORY | | MEASURE." | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32988 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 09/25/97 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 10:11 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 09/25/97 | +------------------------------------------------+EVENT TIME: 08:45[EDT]| |NRC NOTIFIED BY: AMY OLVERA |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS RDO | |ADAS 50.72(b)(2)(i) DEG/UNANALYZED COND | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | NON-SAFETY RELATED AIR HEADERS LACK OVER PRESSURE PROTECTION | | | | DURING AN ARCHITECTURAL ENGINEERING INSPECTION A QUESTION WAS RAISED | | REGARDING THE LACK OF OVER-PRESSURE PROTECTION ON THE 20, 50 AND 85 PSIG | | CONTROL AIR HEADERS. THE SPECIFIC CONCERN IS THE POTENTIAL FOR COMMON MODE | | FAILURE OF BOTH TRAINS OF SAFETY RELATED EQUIPMENT SERVED BY THE AIR | | HEADERS. THE OVER-PRESSURE CONDITION IS POSTULATED TO BE CAUSED BY | | REGULATOR FAILURE. | | | | ALTHOUGH SYSTEM REVIEWS HAVE FOUND NO COMPONENT FAILURE MODE WHICH WOULD | | RESULT IN THE DEVICES BEING INCAPABLE OF GOING TO THEIR FAIL-SAFE POSITION, | | A DESIGN CHANGE PACKAGE HAS BEEN PREPARED TO PROVIDE OVERPRESSURE | | PROTECTION ON THE 20, 50 AND 85 PSIG HEADERS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32989 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 09/25/97 | |UNIT: [1] [2] [ ] STATE: MD |NOTIFICATION TIME: 11:11 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 09/24/97 | +------------------------------------------------+EVENT TIME: 10:00[EDT]| |NRC NOTIFIED BY: SECKENS |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM MOSLAK RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 99 POWER OPERATION | 99 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED MAKING AN OFFSITE NOTIFICATION TO THE CALVERT COUNTY | | HEALTH DEPARTMENT. | | | | FIRE AND SAFETY PERSONNEL AT THE SITE INFORMED THE CALVERT COUNTY HEALTH | | DEPARTMENT OF POSSIBLE FOOD POISONING FROM FOOD SERVED AT A UNITED WAY | | LUNCHEON HELD AT THE SITE ON 9/18/97 @ 1100. TWELVE PEOPLE REPORTED BEING | | SICK, BUT NO BODY WENT TO THE HOSPITAL. THE FOOD WAS CATERED FOR THIS | | LUNCHEON. THE RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32990 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 09/25/97 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 12:10 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 09/25/97 | +------------------------------------------------+EVENT TIME: 10:35[EDT]| |NRC NOTIFIED BY: HUTTON |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM MOSLAK RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | PRESS RELEASE DUE TO PREMATURE TERMINATION OF EMERGENCY PREPAREDNESS | | EXERCISE | | | | THE LICENSEE WILL BE MAKING A PRESS RELEASE REGARDING THE EARLY TERMINATION | | OF AN EMERGENCY PREPAREDNESS EXERCISE DUE TO A SMALL FIRE ONSITE. A FIRE | | BROKE OUT IN AN ELECTRICAL RELAY ASSOCIATED WITH THE MAIN GENERATOR VOLTAGE | | CONTROL CIRCUITRY. THE MAIN GENERATOR WAS UNAFFECTED BY THE FIRE, WHICH WAS | | EXTINGUISHED WITHIN THREE MINUTES. THE NRC RESIDENT INSPECTOR WILL BE | | INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32991 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: POINT BEACH REGION: 3 |NOTIFICATION DATE: 09/25/97 | |UNIT: [ ] [2] [ ] STATE: WI |NOTIFICATION TIME: 12:15 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 09/25/97 | +------------------------------------------------+EVENT TIME: 10:30[CDT]| |NRC NOTIFIED BY: MACLEAN |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INABILITY TO COMPLY WITH APPENDIX R SAFE SHUTDOWN REQUIREMENT | | | | THE LICENSEE'S 10 CFR 50 APPENDIX R SAFE SHUTDOWN ANALYSIS ASSUMES THAT A | | SPARE MOTOR AND POWER CABLE CAN BE INSTALLED TO DRIVE A COMPONENT COOLING | | WATER PUMP IN ORDER TO COMPLY WITH THE 72-HOUR SAFE SHUTDOWN REQUIREMENT. | | THE LICENSEE HAS DISCOVERED THAT THE SPARE MOTOR HAS AN INCORRECTLY SIZED | | COUPLING, AND COULD NOT BE USED TO POWER ANY OF THE COMPONENT COOLING WATER | | PUMPS. THE LICENSEE HAS INITIATED A ROVING FIRE WATCH AS A COMPENSATORY | | MEASURE. THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32992 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WOLF CREEK REGION: 4 |NOTIFICATION DATE: 09/25/97 | |UNIT: [1] [ ] [ ] STATE: KS |NOTIFICATION TIME: 15:55 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 09/25/97 | +------------------------------------------------+EVENT TIME: 14:50[CDT]| |NRC NOTIFIED BY: JOHN JOHNSON |LAST UPDATE DATE: 09/25/97 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: | | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | |MURRAY 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 +------------------------------------------------------------------------------+ | INDIVIDUAL IMPROPERLY GRANTED TEMPORARY ACCESS TO THE PROTECTED AREA BASED | | UPON INCOMPLETE INFORMATION PROVIDED DURING BACKGROUND SCREENING. SEE HOO | | LOG FOR ADDITIONAL DETAILS. THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+