U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/26/96 - 06/27/96 ** EVENT NUMBERS ** 30677 30678 30679 30680 30681 30682 30683 30684 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30677 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEABROOK REGION: 1 |NOTIFICATION DATE: 06/26/96 | |UNIT: [1] [ ] [ ] STATE: NH |NOTIFICATION TIME: 10:42 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 06/26/96 | +------------------------------------------------+EVENT TIME: 10:30[EDT]| |NRC NOTIFIED BY: MIKE DeBAY |LAST UPDATE DATE: 06/26/96 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LEANNE HARRISON 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 +------------------------------------------------------------------------------+ | -LICENSEE ISSUED PRESS RELEASE ON NRC INVESTIGATION OF RAD MONITOR SPIKES- | | | | ON 11/29/95, RADIATION MONITORS OPERATED BY A LOCAL CITIZENS WATCHDOG GROUP | | NAMED "C-10" IN NEWBURYPORT, MA EXPERIENCED SPIKING FOR UNKNOWN REASONS. | | | | AFTER INVESTIGATING THIS ISSUE, THE NRC CONCLUDED THAT THE SEABROOK STATION | | NUCLEAR PLANT DID NOT CAUSE ANY OF THESE SPIKING INDICATIONS. | | | | ON 06/26/96, THE LICENSEE ISSUED A PRESS RELEASE STATING THAT THE NRC | | CONCLUDED THAT SEABROOK DID NOT CAUSE C-10's RADIATION MONITOR SPIKES. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30678 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 06/26/96 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 11:29 [ET]| |RX TYPE: [1] CE |EVENT DATE: 06/26/96 | +------------------------------------------------+EVENT TIME: 11:00[EDT]| |NRC NOTIFIED BY: JERRY MABEN |LAST UPDATE DATE: 06/26/96 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LEANNE HARRISON 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 +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE STATE OF MAINE OF AN UNPLANNED GASEOUS RELEASE. | | | | "AT 1100 TODAY, MAINE YANKEE NOTIFIED MAINE STATE OFFICIALS ABOUT A VERY | | SMALL UNSCHEDULED RELEASE (GASEOUS APPROXIMATELY 0.00033 Ci). THE | | UNSCHEDULED RELEASE WAS FROM A CONTAINMENT PERSONNEL HATCH PREVENTATIVE | | MAINTENANCE ACTIVITY." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30679 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 4 |NOTIFICATION DATE: 06/26/96 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 14:38 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 06/26/96 | +------------------------------------------------+EVENT TIME: 10:45[CDT]| |NRC NOTIFIED BY: HUMPHRIES |LAST UPDATE DATE: 06/26/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LINDA HOWELL 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 +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION | | | | THE LICENSEE NOTIFIED THE MISSISSIPPI DEPARTMENT OF ENVIRONMENTAL QUALITY | | OF A SPILL OF SODIUM HYPOCHLORITE. FORTY GALLONS OF 10% SOLUTION OF THE | | MATERIAL WAS SPILLED INTO AN EFFLUENT SYSTEM WHICH LEADS TO THE MISSISSIPPI | | RIVER. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30680 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 06/26/96 | |UNIT: [ ] [2] [ ] STATE: NC |NOTIFICATION TIME: 14:42 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 06/12/96 | +------------------------------------------------+EVENT TIME: 00:00[EDT]| |NRC NOTIFIED BY: JAMES SNYDER |LAST UPDATE DATE: 06/26/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | - FAILURE OF A REACTOR TRIP BYPASS BREAKER DURING A SURVEILLANCE TEST - | | | | DURING A SURVEILLANCE OF THE UNIT 2 REACTOR TRIP BYPASS BREAKER "2A", THE | | BYPASS BREAKER DID NOT TRIP AS REQUIRED WHILE IN THE TEST POSITION. THE | | REACTOR TRIP SYSTEM REMAINED FULLY FUNCTIONAL, HOWEVER SURVEILLANCE TESTING | | COULD NOT BE PERFORMED DUE TO THE FAILURE OF THE BYPASS BREAKER TRIP. SITE | | NRC PERSONNEL WERE NOTIFIED ON 6/13/96. THIS NOTIFICATION (SPECIAL REPORT) | | IS MADE PER THE REPORTING REQUIREMENTS OF MCGUIRE UNIT 2 FACILITY OPERATING | | LICENSE NPF-17, AMENDMENT 2, DATED 5-27-83. ONSITE FAILURE INVESTIGATION | | IS PROCEEDING. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 30681 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: ALT & WHITZIG |NOTIFICATION DATE: 06/26/96 | | CITY: INDIANAPOLIS REGION: 3 |NOTIFICATION TIME: 16:08 [ET]| | COUNTY: STATE: IN |EVENT DATE: 06/25/96 | |LICENSE#: 13-18685-1 AGREEMENT: N |EVENT TIME: 22:00[EDT]| | DOCKET: |LAST UPDATE DATE: 06/26/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |RONALD GARDNER RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: BILL WHITZIG | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB1 20.2201(a)(1)(i) LOST/STOLEN LNM>1000X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | STOLEN MOISTURE DENSITY GAUGE | | | | A TROXLER DENSITY GAUGE (SERIAL NUMBER 24321) WAS STOLEN FROM A LOCKED | | PICKUP TRUCK AT APPROXIMATELY 2200 ON 6/25/96. THE GAUGE CONTAINS 8 mCi OF | | Cs-137 AND 40 mCi OF Am-241. THE LOCAL POLICE HAVE BEEN CONTACTED. THE | | LICENSEE INTENDS TO CONTACT LOCAL NEWS MEDIA ORGANIZATIONS ABOUT THIS | | EVENT. A REWARD WILL BE OFFERED FOR THE GAUGE'S RETURN. | | | | A CONTACT PHONE NUMBER IS AVAILABLE IN THE HOO LOG. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30682 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 06/26/96 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 17:11 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 06/26/96 | +------------------------------------------------+EVENT TIME: 15:57[EDT]| |NRC NOTIFIED BY: MUSGROVE |LAST UPDATE DATE: 06/26/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) SYSTEM INOPERABLE | | | | THE HPCI SYSTEM WAS DECLARED INOPERABLE BECAUSE OF A MALFUNCTION OF THE | | MECHANICAL TRIP ON THE HPCI TURBINE. THE MECHANICAL TRIP CAN NOT BE | | CLEARED. THIS PROBLEM WAS DISCOVERED DURING A WEEKLY SURVEILLANCE ON THE | | HPCI TURBINE OIL PUMP SYSTEM. THE OPERATORS NOTICED THAT THE TURBINE STOP | | VALVE DID NOT OPEN DURING THE TEST. MAINTENANCE ACTIVITIES ON THE HPCI | | TURBINE ARE IN PROGRESS. THE PLANT HAS ENTERED A 14 DAY LCO. ALL OTHER | | ECCSs ARE OPERABLE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 30683 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: FAIRFAX MANOR CONDOMINIUMS |NOTIFICATION DATE: 06/26/96 | | CITY: MENTOR REGION: 3 |NOTIFICATION TIME: 17:35 [ET]| | COUNTY: STATE: OH |EVENT DATE: 06/26/96 | |LICENSE#: AGREEMENT: N |EVENT TIME: 12:00[EDT]| | DOCKET: |LAST UPDATE DATE: 06/26/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |RONALD GARDNER RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: DIROSA | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAE2 20.2202(b)(2) EXCESSIVE RELEASE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TWO EXIT SIGNS STOLEN | | | | FAIRFAX MANOR CONDOMINIUMS LOCATED IN MENTOR, OH, REPORTED THE THEFT OF TWO | | EXIT SIGNS. EACH EXIT SIGN CONTAINS 8 Ci OF TRITIUM. THE SIGNS WERE | | STOLEN SOMETIME BETWEEN JUNE 23 AND JUNE 25, 1996. THE LOCAL POLICE HAVE | | BEEN NOTIFIED. THE SIGNS WERE MANUFACTURED BY SELF POWERED LIGHTING OF | | ELMSFORD, NY. | | | | A CONTACT NUMBER IS AVAILABLE IN THE HOO LOG. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30684 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 06/27/96 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 01:01 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 06/26/96 | +------------------------------------------------+EVENT TIME: 20:56[CDT]| |NRC NOTIFIED BY: JOHN WASHKO |LAST UPDATE DATE: 06/27/96 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RONALD GARDNER 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/R Y 100 POWER OPERATION | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - DURING A TEST, MSIVs CLOSED UNEXPECTEDLY CAUSING THE REACTOR TO SCRAM - | | | | DURING THE PERFORMANCE OF A SURVEILLANCE CALIBRATION OF THE MAIN STEAM | | HIGH FLOW ISOLATION INSTRUMENTATION, CHANNEL 'A-2', AN UNEXPECTED TRIP OF | | CHANNEL 'B-2' OCCURRED FOR UNKNOWN REASONS WHICH COMPLETED THE ISOLATION | | LOGIC TO CAUSE THE INBOARD AND OUTBOARD MAIN STEAM ISOLATION VALVES (MSIVs) | | TO CLOSE. THIS GROUP 1 MAIN STEAM LINE ISOLATION CAUSED THE REACTOR TO | | AUTOMATICALLY SCRAM FROM 100% POWER. ALL CONTROL RODS INSERTED COMPLETELY | | INTO THE CORE. | | | | FOUR SAFETY/RELIEF VALVES (SRVs) OPENED, AS DESIGNED, TO DUMP STEAM TO THE | | SUPPRESSION POOL. THE SRVs ARE CYCLING OPEN TO MAINTAIN REACTOR COOLANT | | SYSTEM PRESSURE IN THE NORMAL RANGE. | | | | CONTROL ROOM OPERATORS MANUALLY STARTED THE REACTOR CORE ISOLATION COOLING | | (RCIC) SYSTEM TO MAINTAIN REACTOR VESSEL WATER LEVEL IN THE NORMAL RANGE. | | | | CONTROL ROOM OPERATORS ALSO MANUALLY STARTED BOTH LOOPS OF THE SUPPRESSION | | POOL COOLING SYSTEM TO REMOVE ADDED HEAT FROM THE SUPPRESSION POOL. | | | | UNIT 1 IS STABLE IN CONDITION 3 (HOT SHUTDOWN). | | | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THIS EVENT AND HAS INFORMED THE | | NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+