U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/05/96 - 04/08/96 ** EVENT NUMBERS ** 30237 30238 30239 30240 30241 30242 30243 30244 30245 30246 30247 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30237 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: POINT BEACH REGION: 3 |NOTIFICATION DATE: 04/05/96 | |UNIT: [1] [ ] [ ] STATE: WI |NOTIFICATION TIME: 03:22 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 04/05/96 | +------------------------------------------------+EVENT TIME: 01:28[CST]| |NRC NOTIFIED BY: GROTE |LAST UPDATE DATE: 04/05/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |SHEAR 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 N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SPURIOUS SAFETY INJECTION SIGNAL DURING TROUBLESHOOTING | | | | THE FOLLOWING IS TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | | | "AT 0128 CST ON 4/5/96, INDICATION OF A 'B' TRAIN SAFETY INJECTION AND | | CONTAINMENT ISOLATION SIGNAL OCCURRED ON UNIT 1. UNIT 1 IS CURRENTLY IN A | | REFUELING SHUTDOWN CONDITION. THE ACTUATION RESULTED IN AUTO STARTS OF THE | | 'B' RHR PUMP, 'B' AFW PUMP, 'B' TRAIN SERVICE WATER PUMPS AND THE TWO 'B' | | TRAIN EMERGENCY DIESEL GENERATORS. | | | | A SERVICE WATER ISOLATION OCCURRED WHEN THE 'A' TRAIN SERVICE WATER PUMPS | | WERE SECURED TO LOWER SERVICE WATER HEADER PRESSURE. THESE SERVICE WATER | | LOADS WERE ALL RESTORED. AT THIS POINT, THE EXACT CAUSE IS UNKNOWN, | | ALTHOUGH IT IS SUSPECTED TO BE DUE TO INVESTIGATION OF THE CAUSE OF A | | GROUND ON THE 'B' TRAIN DC SYSTEM. DECAY HEAT REMOVAL WAS NEVER LOST AS A | | RESULT OF THE ACTUATION, AND THERE WAS NO INTERRUPTION OF NORMAL OFFSITE | | POWER. NORMAL REFUELING SHUTDOWN ALIGNMENT IS BEING RESTORED. THERE WAS | | NO ECCS DISCHARGE TO THE RCS." | | | | THE LICENSEE WILL NOTIFY THE NRC RESIDENT INSPECTOR OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 30238 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: OHIO STATE UNIVERSITY |NOTIFICATION DATE: 04/05/96 | | CITY: REGION: 3 |NOTIFICATION TIME: 10:34 [ET]| | COUNTY: STATE: OH |EVENT DATE: 10/01/94 | |LICENSE#: 34-00293-02 AGREEMENT: N |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 04/05/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |SHEAR RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: ROGER PETERSON | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB1 20.2201(a)(1)(i) LOST/STOLEN LNM>1000X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE UNABLE TO ACCOUNT FOR FOUR Cs-137 BRACHYTHERAPY SOURCES | | | | THE LICENSEE CALLED TO REPORT THAT, SOMETIME BETWEEN 10/93 AND 10/94, THEY | | BECAME UNABLE TO ACCOUNT FOR FOUR Cs-137 BRACHYTHERAPY SOURCES (TOTAL | | PRESENT ACTIVITY 33.63 mCi). THE LICENSEE BELIEVES THAT THE SOURCES WERE | | SENT OFFSITE FOR BURIAL, BUT IS UNABLE TO FIND ANY SUPPORTING | | DOCUMENTATION. THE LICENSEE INTENDS TO CONDUCT A SEARCH OF THE FACILITY IN | | ORDER TO ATTEMPT TO LOCATE THE SOURCES. | | | | THE CALLER REPORTED THAT HE HAD JUST TAKEN OVER AS RADIATION SAFETY OFFICER | | FOR THE UNIVERSITY, AND THAT THIS ISSUE WAS RECENTLY BROUGHT TO HIS | | ATTENTION. THE LICENSEE HAS ALREADY DISCUSSED THIS ISSUE WITH NRC REGION 3. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 30239 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COMBUSTION ENGINEERING INC. |NOTIFICATION DATE: 04/05/96 | | RXTYPE: URANIUM FUEL FABRICATION |NOTIFICATION TIME: 13:34 [ET]| |COMMENTS: LEU CONVERSION (UF6 to UO2) |EVENT DATE: 04/05/96 | | COMMERCIAL LWR FUEL |EVENT TIME: 11:46[CST]| | |LAST UPDATE DATE: 04/05/96 | | CITY: HEMATITE REGION: 3 +-----------------------------+ | COUNTY: JEFFERSON STATE: MO |PERSON ORGANIZATION| |LICENSE#: SNM-33 AGREEMENT: N |JIM CREED RDO | | DOCKET: 07000036 |DON COOL EO | +------------------------------------------------+GARY CIBOCH FEMA | |NRC NOTIFIED BY: EARL SAITO | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: UNUSUAL EVENT | | |10 CFR SECTION: | | | | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FIRE IN THE BULK DRYING ROOM | | | | AN ELECTRICAL FIRE IN THE POWER SUPPLY CABLES TO A FURNACE WAS EXTINGUISHED | | WITH PORTABLE FIRE EXTINGUISHERS. NO SPECIAL NUCLEAR MATERIAL WAS | | INVOLVED. NO ONE WAS INJURED. THERE WAS NO CONTAMINATION SPREAD AND NO | | OFFSITE RESOURCES WERE CALLED FOR ASSISTANCE. THE PLANT WAS NOT IN | | OPERATION TODAY. A FIRE WATCH HAS BEEN STATIONED TO PREVENT THE FIRE FROM | | REFLASHING. | | | | THE FIRE WAS DISCOVERED AT 1146 CST AND THE UNUSUAL EVENT WAS DECLARED AT | | 1150. THE FIRE WAS PUT OUT AND THE UNUSUAL EVENT TERMINATED BY 1205 CST. | | NO PRESS RELEASE IS PLANNED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30240 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/06/96 | |UNIT: [ ] [2] [ ] STATE: NC |NOTIFICATION TIME: 03:51 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 02:02[EST]| |NRC NOTIFIED BY: J DIAL |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PROCEDURAL INADEQUACY CAUSED THE NUCLEAR SERVICE WATER TO AUXILIARY | | FEEDWATER ASSURED MAKEUP VALVES TO OPEN FOLLOWING CLOSURE OF THE "2B" | | AUXILIARY FEEDWATER PUMP SUCTION VALVE. | | | | NUCLEAR SERVICE WATER TO AUXILIARY FEEDWATER ASSURED MAKEUP VALVE BREAKER | | SHOULD HAVE BEEN OPENED PRIOR TO CLOSING SUCTION VALVE (2CA9). WHEN THE | | SUCTION VALVE WAS CLOSED THE SUCTION PRESSURE DECREASED TO A LOW ENOUGH | | PRESSURE (2 OR 3 psi) TO CAUSE THE ASSURED MAKEUP VALVES TO OPEN. AUXILIARY | | FEEDWATER PUMP "2B" BREAKERS WERE ALREADY OPEN WHEN THE ASSURED MAKEUP | | VALVES OPENED. THE PROCEDURE USED HAD BEEN APPROVED ON 03/27/96. A COUPLE | | STEPS IN THE PROCEDURE WERE MISSING. THESE STEPS WOULD HAVE OPENED THE | | BREAKERS TO THE ASSURED MAKEUP VALVES BEFORE CLOSING THE SUCTION VALVE | | (2CA9). | | PROCEDURE CHANGES ARE BEING MADE TO CORRECT THIS PROBLEM. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30241 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 05:18 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 02:15[EST]| |NRC NOTIFIED BY: MIKE MOHNEY |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |HAROLD GRAY RDO | |NINF INFORMATION ONLY | | |AMED 50.72(b)(2)(v) OFFSITE MEDICAL | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 98 POWER OPERATION | 98 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SECURITY GUARD TRANSPORTED OFFSITE TO SALEM MEMORIAL HOSPITAL VIA | | LICENSEE'S AMBULANCE AFTER COMPLAINING OF A BURNING SENSATION AROUND HIS | | NOSE, MOUTH, & EYES AFTER BEING EXPOSED TO A RELEASE OF CHLORINE. | | | | A PIPE ASSOCIATED WITH THE STATION SERVICE WATER HYPOCHLORINATION INJECTION | | SYSTEM FAILED, RESULTING IN A MOMENTARY RELEASE OF CHLORINE. THIS PORTION | | OF PIPING WAS ISOLATED AT THE TIME OF THE FAILURE. A SECURITY GUARD HEARD | | THE PIPE (GUARD WAS ABOUT 25 FEET FROM THE HYPOCHLORINATION BUILDING) FAIL | | AND CONTACTED THE CONTROL ROOM AND THEN INVESTIGATED. HE DETECTED A STRONG | | CHLORINE ODOR WITHIN THE STATION SERVICE WATER HYPOCHLORINATION BUILDING | | AND LEFT THE AREA (HE WAS IN THE BUILDING FOR ABOUT 5 SECONDS). A FEW | | MINUTES LATER HE EXPERIENCED MINOR BURNING AROUND HIS MOUTH, NOSE AND EYES | | AS WELL AS SOME MINOR DISCOMFORT WHILE BREATHING. THE GUARD WAS SEEN BY | | SITE PROTECTION PERSONNEL AND HAS BEEN TRANSPORTED TO THE SALEM HOSPITAL | | FOR PRECAUTIONARY MEASURES. INVESTIGATION LATER BY OPERATIONS, CHEMISTRY | | AND SITE PROTECTION PERSONNEL IDENTIFIED THE FAILED PIPE AND VERIFIED THAT | | THE SPILL/RELEASE PATH WAS CONTROLLED AND WAS ISOLATED. THE | | HYPOCHLORINATION SYSTEM HAS BEEN REMOVED FROM SERVICE AND TAGGED PENDING | | INVESTIGATION. PLANT SECURITY IS CURRENTLY PERFORMING A SECURITY THREAT | | ASSESSMENT. THIS EVEN HAD NO IMPACT ON THE OVERALL OPERATION OF THE PLANT. | | THE "B" CONTAINMENT HYDROGEN AND OXYGEN ANALYZER IS CURRENTLY INOPERABLE, | | ALL OTHER SAFETY RELATED EQUIPMENT IS OPERABLE. LOWER ALLOWAYS CREEK | | TOWNSHIP WAS NOTIFIED OF THIS EVENT. | | | | RESIDENT INSPECTOR WAS INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30242 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 15:59 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 13:00[EST]| |NRC NOTIFIED BY: JOHN DEDOMENICO |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |HAROLD GRAY 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 98 POWER OPERATION | 98 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ESF ACTUATION | | | | "AT 1300 AN ISOLATION OF THE REACTOR WATER CLEANUP (RWCU) AND MAIN STEAM | | LINE DRAIN SYSTEMS OCCURRED. THE ISOLATION WAS DUE TO "A" RPS MG SET | | OUTPUT EPA (ELECTRICAL PROTECTION ASSEMBLY) CIRCUIT BREAKER TRIP. THE | | CIRCUIT BREAKER UV INDICATOR LAMP IS ILLUMINATED INDICATING THAT THE | | BREAKER TRIPPED DUE TO AN UNDERVOLTAGE CONDITION. | | | | "THE RPS POWER SUPPLY FEEDS THE ISOLATION LOGIC FOR RWCU AND MSL DRAINS. ON | | A LOSS OF POWER TO THIS LOGIC THE TRIP FUNCTION OCCURS. SINCE ONLY THE "A" | | RPS LOST POWER ONLY TWO ISOLATION VALVES WERE AFFECTED, BG-HV-F001 AND | | AB-HV-F016 (RWCU AND MSL DRAIN INBOARD CONTAINMENT ISOLATION VALVES). THE | | RPS POWER SUPPLY WAS TRANSFERRED TO ALTERNATE "A", AND RWCU AND MSL DRAINS | | RESTORED TO NORMAL ALIGNMENT. THE CAUSE OF THE CIRCUIT BREAKER TRIP IS | | UNDER INVESTIGATION. ALL OTHER FUNCTIONS, ALARMS, AND INDICATIONS OPERATED | | AS EXPECTED." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND LOWER ALLOWAYS CREEK | | TOWNSHIP. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30243 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [2] [3] STATE: AZ |NOTIFICATION TIME: 20:26 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 17:25[MST]| |NRC NOTIFIED BY: DONNA BEST |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA 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 N 0 REFUELING | 0 REFUELING | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL INABILITY TO ACHIEVE AND MAINTAIN SAFE SHUTDOWN | | | | THE REPORT AFFECTS ALL THREE UNITS AND RESULTED FROM INVESTIGATIONS | | SURROUNDING EVENT 30236. A FIRE IN THE "A" OR "B" DC EQUIPMENT ROOM COULD | | LEAD TO A FIRE IN THE CONTROL ROOM. THIS CONDITION COULD AFFECT THE PLANTS | | ABILITY TO ACHIEVE AND MAINTAIN SAFE SHUTDOWN. THIS CONDITION RESULTS FROM | | INADEQUATE PROTECTION OF ELECTRICAL EQUIPMENT. | | | | AN ISOLATION TRANSFORMER IN THE DC EQUIPMENT ROOM FEEDS AN ESSENTIAL | | LIGHTING DISTRIBUTION PANEL IN THE CONTROL ROOM. THE DISTRIBUTION PANEL | | THEN FEEDS AN UPS (UNINTERRUPTIBLE POWER SUPPLY) INVERTER. THE LICENSEE | | BELIEVES A FAULT ON THE INVERTER CAUSED THE FIRES ON BOTH THE 100' AND 140' | | LEVELS WHICH RESULTED IN EVENT 30236. THIS EVENT COULD POTENTIALLY REOCCUR | | ON ALL THREE UNITS AND IS THE BASIS FOR THIS EVENT REPORT. THE LICENSEE | | HAS CONCLUDED THAT INADEQUATE ELECTRICAL PROTECTION EXISTS BETWEEN THE | | LIGHTING DISTRIBUTION PANEL AND THE INVERTER. THE INVESTIGATION INTO THIS | | EVENT CONTINUES AND LONG TERM CORRECTIVE ACTION HAS NOT BEEN DETERMINED. | | THE LICENSEE HAS POSTED FIRE WATCHES AS A SHORT TERM ACTION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30244 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 4 |NOTIFICATION DATE: 04/07/96 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 01:42 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 00:00[CST]| |NRC NOTIFIED BY: JACOBSON |LAST UPDATE DATE: 04/08/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH |ED BUTCHER EO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION |McPEEK (NRR) IAT | | |DAVIDSON (NMSS) IAT | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNAVAILABILITY OF SECURITY OFFICERS DUE TO STRIKE. NO IMPACT PERCEIVED DUE | | TO POST AUGMENTATION BY SECURITY SUPERVISORY PERSONNEL. | | | | SEE HOO LOG BOOK FOR DETAILS. | | | | ****UPDATE 04/07/96 @ 2334 BY JACOBSON TAKEN BY MACKINNON**** | | | | LICENSEE ISSUED A NEWS RELEASE TO A LOCAL TELEVISION STATION ABOUT THEIR | | SECURITY GUARDS BEING ON STRIKE. LICENSEE NOTIFIED REGION 4 PUBLIC AFFAIRS | | OFFICERS ABOUT THE NEWS RELEASE. RESIDENT INSPECTOR WAS INFORMED BY THE | | LICENSEE OF THIS EVENT. R4DO (TOM STETKA) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30245 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 04/07/96 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 05:15 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 01:25[CST]| |NRC NOTIFIED BY: SCOTT WILKINSON |LAST UPDATE DATE: 04/07/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SHEAR RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 93 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTROL ROD SCRAMMED TO THE FULL IN POSITION DURING WEEKLY MANUAL SCRAM | | SURVEILLANCE TESTING. | | | | CONTROL ROD 46-11 SCRAMMED TO THE FULL IN POSITION WHEN LICENSEE STARTED | | PERFORMING LOS-RP-W1 (WEEKLY MANUAL SCRAM SURVEILLANCE) ON REACTOR | | PROTECTION SYSTEM CHANNEL A1. PREVIOUSLY, CONTROL ROD 46-11 WAS AT THE FULL | | OUT POSITION. THERE WERE NO OTHER SURVEILLANCES BEING PERFORMED AT THE | | TIME. POWER IMMEDIATELY DROPPED FROM 1135MWe TO 1120MWe. LOA-RD-06 | | (PROCEDURE FOR ROD DROP INDICATION) WAS ENTERED AND POWER WAS DROPPED AN | | ADDITIONAL 75MWe PER THE PROCEDURE. THE EXACT CAUSE OF PROBLEM IS STILL | | UNDER INVESTIGATION. ALL HALF SCRAM TESTING HAS BEEN SUSPENDED PENDING | | RESOLUTION OF THE PROBLEM. | | | | RESIDENT INSPECTOR WAS INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30246 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FERMI REGION: 3 |NOTIFICATION DATE: 04/07/96 | |UNIT: [2] [ ] [ ] STATE: MI |NOTIFICATION TIME: 16:26 [ET]| |RX TYPE: [2] GE-4 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 15:30[EST]| |NRC NOTIFIED BY: JOE SKLARCZYK |LAST UPDATE DATE: 04/07/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SHEAR RDO | |DTMP 73.71(b)(1) SABOTAGE |EDWARD BUTCHER EO | | |EUGENE MCPEEK IAT | | |ROBERTA WARREN IAT | | |RICH BARRET ERB | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | POTENTIAL SABOTAGE | | | | IMMEDIATE COMPENSATORY MEASURES TAKEN UPON DISCOVERY. | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. SEE THE HOO LOG FOR | | FURTHER DETAILS ON THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30247 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 04/08/96 | |UNIT: [ ] [2] [ ] STATE: AL |NOTIFICATION TIME: 03:45 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 04/08/96 | +------------------------------------------------+EVENT TIME: 00:36[CST]| |NRC NOTIFIED BY: CUMBEE |LAST UPDATE DATE: 04/08/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | "2B" EMERGENCY DIESEL GENERATOR (EDG) INADVERTENTLY RESTARTED AFTER ITS | | ENGINE WAS SHUTDOWN. | | | | DURING THE AUTOSTART TEST OF THE "2B" EDG IT INADVERTENTLY RESTARTED AFTER | | THE ENGINE WAS SHUTDOWN. INVESTIGATION FOUND THAT THE LICENSEE HAD RESET | | THE EMERGENCY START RELAY PRIOR TO THE TIMING OUT OF THE NON-ESSENTIAL | | ENGINE PROTECTION RELAY. TEST PROCEDURE WILL BE CHANGED TO ENSURE THAT THE | | NON-ESSENTIAL ENGINE PROTECTION RELAY HAS TIMED OUT BEFORE RESETTING THE | | EMERGENCY START RELAY. | | "2B" EDG WAS RETESTED SATISFACTORILY. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE OF THIS EVENT. | +------------------------------------------------------------------------------+ U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/05/96 - 04/08/96 ** EVENT NUMBERS ** 30237 30238 30239 30240 30241 30242 30243 30244 30245 30246 30247 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30237 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: POINT BEACH REGION: 3 |NOTIFICATION DATE: 04/05/96 | |UNIT: [1] [ ] [ ] STATE: WI |NOTIFICATION TIME: 03:22 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 04/05/96 | +------------------------------------------------+EVENT TIME: 01:28[CST]| |NRC NOTIFIED BY: GROTE |LAST UPDATE DATE: 04/05/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |SHEAR 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 N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SPURIOUS SAFETY INJECTION SIGNAL DURING TROUBLESHOOTING | | | | THE FOLLOWING IS TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | | | "AT 0128 CST ON 4/5/96, INDICATION OF A 'B' TRAIN SAFETY INJECTION AND | | CONTAINMENT ISOLATION SIGNAL OCCURRED ON UNIT 1. UNIT 1 IS CURRENTLY IN A | | REFUELING SHUTDOWN CONDITION. THE ACTUATION RESULTED IN AUTO STARTS OF THE | | 'B' RHR PUMP, 'B' AFW PUMP, 'B' TRAIN SERVICE WATER PUMPS AND THE TWO 'B' | | TRAIN EMERGENCY DIESEL GENERATORS. | | | | A SERVICE WATER ISOLATION OCCURRED WHEN THE 'A' TRAIN SERVICE WATER PUMPS | | WERE SECURED TO LOWER SERVICE WATER HEADER PRESSURE. THESE SERVICE WATER | | LOADS WERE ALL RESTORED. AT THIS POINT, THE EXACT CAUSE IS UNKNOWN, | | ALTHOUGH IT IS SUSPECTED TO BE DUE TO INVESTIGATION OF THE CAUSE OF A | | GROUND ON THE 'B' TRAIN DC SYSTEM. DECAY HEAT REMOVAL WAS NEVER LOST AS A | | RESULT OF THE ACTUATION, AND THERE WAS NO INTERRUPTION OF NORMAL OFFSITE | | POWER. NORMAL REFUELING SHUTDOWN ALIGNMENT IS BEING RESTORED. THERE WAS | | NO ECCS DISCHARGE TO THE RCS." | | | | THE LICENSEE WILL NOTIFY THE NRC RESIDENT INSPECTOR OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 30238 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: OHIO STATE UNIVERSITY |NOTIFICATION DATE: 04/05/96 | | CITY: REGION: 3 |NOTIFICATION TIME: 10:34 [ET]| | COUNTY: STATE: OH |EVENT DATE: 10/01/94 | |LICENSE#: 34-00293-02 AGREEMENT: N |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 04/05/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |SHEAR RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: ROGER PETERSON | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB1 20.2201(a)(1)(i) LOST/STOLEN LNM>1000X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE UNABLE TO ACCOUNT FOR FOUR Cs-137 BRACHYTHERAPY SOURCES | | | | THE LICENSEE CALLED TO REPORT THAT, SOMETIME BETWEEN 10/93 AND 10/94, THEY | | BECAME UNABLE TO ACCOUNT FOR FOUR Cs-137 BRACHYTHERAPY SOURCES (TOTAL | | PRESENT ACTIVITY 33.63 mCi). THE LICENSEE BELIEVES THAT THE SOURCES WERE | | SENT OFFSITE FOR BURIAL, BUT IS UNABLE TO FIND ANY SUPPORTING | | DOCUMENTATION. THE LICENSEE INTENDS TO CONDUCT A SEARCH OF THE FACILITY IN | | ORDER TO ATTEMPT TO LOCATE THE SOURCES. | | | | THE CALLER REPORTED THAT HE HAD JUST TAKEN OVER AS RADIATION SAFETY OFFICER | | FOR THE UNIVERSITY, AND THAT THIS ISSUE WAS RECENTLY BROUGHT TO HIS | | ATTENTION. THE LICENSEE HAS ALREADY DISCUSSED THIS ISSUE WITH NRC REGION 3. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 30239 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COMBUSTION ENGINEERING INC. |NOTIFICATION DATE: 04/05/96 | | RXTYPE: URANIUM FUEL FABRICATION |NOTIFICATION TIME: 13:34 [ET]| |COMMENTS: LEU CONVERSION (UF6 to UO2) |EVENT DATE: 04/05/96 | | COMMERCIAL LWR FUEL |EVENT TIME: 11:46[CST]| | |LAST UPDATE DATE: 04/05/96 | | CITY: HEMATITE REGION: 3 +-----------------------------+ | COUNTY: JEFFERSON STATE: MO |PERSON ORGANIZATION| |LICENSE#: SNM-33 AGREEMENT: N |JIM CREED RDO | | DOCKET: 07000036 |DON COOL EO | +------------------------------------------------+GARY CIBOCH FEMA | |NRC NOTIFIED BY: EARL SAITO | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: UNUSUAL EVENT | | |10 CFR SECTION: | | | | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FIRE IN THE BULK DRYING ROOM | | | | AN ELECTRICAL FIRE IN THE POWER SUPPLY CABLES TO A FURNACE WAS EXTINGUISHED | | WITH PORTABLE FIRE EXTINGUISHERS. NO SPECIAL NUCLEAR MATERIAL WAS | | INVOLVED. NO ONE WAS INJURED. THERE WAS NO CONTAMINATION SPREAD AND NO | | OFFSITE RESOURCES WERE CALLED FOR ASSISTANCE. THE PLANT WAS NOT IN | | OPERATION TODAY. A FIRE WATCH HAS BEEN STATIONED TO PREVENT THE FIRE FROM | | REFLASHING. | | | | THE FIRE WAS DISCOVERED AT 1146 CST AND THE UNUSUAL EVENT WAS DECLARED AT | | 1150. THE FIRE WAS PUT OUT AND THE UNUSUAL EVENT TERMINATED BY 1205 CST. | | NO PRESS RELEASE IS PLANNED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30240 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/06/96 | |UNIT: [ ] [2] [ ] STATE: NC |NOTIFICATION TIME: 03:51 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 02:02[EST]| |NRC NOTIFIED BY: J DIAL |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PROCEDURAL INADEQUACY CAUSED THE NUCLEAR SERVICE WATER TO AUXILIARY | | FEEDWATER ASSURED MAKEUP VALVES TO OPEN FOLLOWING CLOSURE OF THE "2B" | | AUXILIARY FEEDWATER PUMP SUCTION VALVE. | | | | NUCLEAR SERVICE WATER TO AUXILIARY FEEDWATER ASSURED MAKEUP VALVE BREAKER | | SHOULD HAVE BEEN OPENED PRIOR TO CLOSING SUCTION VALVE (2CA9). WHEN THE | | SUCTION VALVE WAS CLOSED THE SUCTION PRESSURE DECREASED TO A LOW ENOUGH | | PRESSURE (2 OR 3 psi) TO CAUSE THE ASSURED MAKEUP VALVES TO OPEN. AUXILIARY | | FEEDWATER PUMP "2B" BREAKERS WERE ALREADY OPEN WHEN THE ASSURED MAKEUP | | VALVES OPENED. THE PROCEDURE USED HAD BEEN APPROVED ON 03/27/96. A COUPLE | | STEPS IN THE PROCEDURE WERE MISSING. THESE STEPS WOULD HAVE OPENED THE | | BREAKERS TO THE ASSURED MAKEUP VALVES BEFORE CLOSING THE SUCTION VALVE | | (2CA9). | | PROCEDURE CHANGES ARE BEING MADE TO CORRECT THIS PROBLEM. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30241 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 05:18 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 02:15[EST]| |NRC NOTIFIED BY: MIKE MOHNEY |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |HAROLD GRAY RDO | |NINF INFORMATION ONLY | | |AMED 50.72(b)(2)(v) OFFSITE MEDICAL | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 98 POWER OPERATION | 98 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SECURITY GUARD TRANSPORTED OFFSITE TO SALEM MEMORIAL HOSPITAL VIA | | LICENSEE'S AMBULANCE AFTER COMPLAINING OF A BURNING SENSATION AROUND HIS | | NOSE, MOUTH, & EYES AFTER BEING EXPOSED TO A RELEASE OF CHLORINE. | | | | A PIPE ASSOCIATED WITH THE STATION SERVICE WATER HYPOCHLORINATION INJECTION | | SYSTEM FAILED, RESULTING IN A MOMENTARY RELEASE OF CHLORINE. THIS PORTION | | OF PIPING WAS ISOLATED AT THE TIME OF THE FAILURE. A SECURITY GUARD HEARD | | THE PIPE (GUARD WAS ABOUT 25 FEET FROM THE HYPOCHLORINATION BUILDING) FAIL | | AND CONTACTED THE CONTROL ROOM AND THEN INVESTIGATED. HE DETECTED A STRONG | | CHLORINE ODOR WITHIN THE STATION SERVICE WATER HYPOCHLORINATION BUILDING | | AND LEFT THE AREA (HE WAS IN THE BUILDING FOR ABOUT 5 SECONDS). A FEW | | MINUTES LATER HE EXPERIENCED MINOR BURNING AROUND HIS MOUTH, NOSE AND EYES | | AS WELL AS SOME MINOR DISCOMFORT WHILE BREATHING. THE GUARD WAS SEEN BY | | SITE PROTECTION PERSONNEL AND HAS BEEN TRANSPORTED TO THE SALEM HOSPITAL | | FOR PRECAUTIONARY MEASURES. INVESTIGATION LATER BY OPERATIONS, CHEMISTRY | | AND SITE PROTECTION PERSONNEL IDENTIFIED THE FAILED PIPE AND VERIFIED THAT | | THE SPILL/RELEASE PATH WAS CONTROLLED AND WAS ISOLATED. THE | | HYPOCHLORINATION SYSTEM HAS BEEN REMOVED FROM SERVICE AND TAGGED PENDING | | INVESTIGATION. PLANT SECURITY IS CURRENTLY PERFORMING A SECURITY THREAT | | ASSESSMENT. THIS EVEN HAD NO IMPACT ON THE OVERALL OPERATION OF THE PLANT. | | THE "B" CONTAINMENT HYDROGEN AND OXYGEN ANALYZER IS CURRENTLY INOPERABLE, | | ALL OTHER SAFETY RELATED EQUIPMENT IS OPERABLE. LOWER ALLOWAYS CREEK | | TOWNSHIP WAS NOTIFIED OF THIS EVENT. | | | | RESIDENT INSPECTOR WAS INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30242 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 15:59 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 13:00[EST]| |NRC NOTIFIED BY: JOHN DEDOMENICO |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |HAROLD GRAY 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 98 POWER OPERATION | 98 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ESF ACTUATION | | | | "AT 1300 AN ISOLATION OF THE REACTOR WATER CLEANUP (RWCU) AND MAIN STEAM | | LINE DRAIN SYSTEMS OCCURRED. THE ISOLATION WAS DUE TO "A" RPS MG SET | | OUTPUT EPA (ELECTRICAL PROTECTION ASSEMBLY) CIRCUIT BREAKER TRIP. THE | | CIRCUIT BREAKER UV INDICATOR LAMP IS ILLUMINATED INDICATING THAT THE | | BREAKER TRIPPED DUE TO AN UNDERVOLTAGE CONDITION. | | | | "THE RPS POWER SUPPLY FEEDS THE ISOLATION LOGIC FOR RWCU AND MSL DRAINS. ON | | A LOSS OF POWER TO THIS LOGIC THE TRIP FUNCTION OCCURS. SINCE ONLY THE "A" | | RPS LOST POWER ONLY TWO ISOLATION VALVES WERE AFFECTED, BG-HV-F001 AND | | AB-HV-F016 (RWCU AND MSL DRAIN INBOARD CONTAINMENT ISOLATION VALVES). THE | | RPS POWER SUPPLY WAS TRANSFERRED TO ALTERNATE "A", AND RWCU AND MSL DRAINS | | RESTORED TO NORMAL ALIGNMENT. THE CAUSE OF THE CIRCUIT BREAKER TRIP IS | | UNDER INVESTIGATION. ALL OTHER FUNCTIONS, ALARMS, AND INDICATIONS OPERATED | | AS EXPECTED." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND LOWER ALLOWAYS CREEK | | TOWNSHIP. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30243 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 04/06/96 | |UNIT: [1] [2] [3] STATE: AZ |NOTIFICATION TIME: 20:26 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 04/06/96 | +------------------------------------------------+EVENT TIME: 17:25[MST]| |NRC NOTIFIED BY: DONNA BEST |LAST UPDATE DATE: 04/06/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA 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 N 0 REFUELING | 0 REFUELING | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL INABILITY TO ACHIEVE AND MAINTAIN SAFE SHUTDOWN | | | | THE REPORT AFFECTS ALL THREE UNITS AND RESULTED FROM INVESTIGATIONS | | SURROUNDING EVENT 30236. A FIRE IN THE "A" OR "B" DC EQUIPMENT ROOM COULD | | LEAD TO A FIRE IN THE CONTROL ROOM. THIS CONDITION COULD AFFECT THE PLANTS | | ABILITY TO ACHIEVE AND MAINTAIN SAFE SHUTDOWN. THIS CONDITION RESULTS FROM | | INADEQUATE PROTECTION OF ELECTRICAL EQUIPMENT. | | | | AN ISOLATION TRANSFORMER IN THE DC EQUIPMENT ROOM FEEDS AN ESSENTIAL | | LIGHTING DISTRIBUTION PANEL IN THE CONTROL ROOM. THE DISTRIBUTION PANEL | | THEN FEEDS AN UPS (UNINTERRUPTIBLE POWER SUPPLY) INVERTER. THE LICENSEE | | BELIEVES A FAULT ON THE INVERTER CAUSED THE FIRES ON BOTH THE 100' AND 140' | | LEVELS WHICH RESULTED IN EVENT 30236. THIS EVENT COULD POTENTIALLY REOCCUR | | ON ALL THREE UNITS AND IS THE BASIS FOR THIS EVENT REPORT. THE LICENSEE | | HAS CONCLUDED THAT INADEQUATE ELECTRICAL PROTECTION EXISTS BETWEEN THE | | LIGHTING DISTRIBUTION PANEL AND THE INVERTER. THE INVESTIGATION INTO THIS | | EVENT CONTINUES AND LONG TERM CORRECTIVE ACTION HAS NOT BEEN DETERMINED. | | THE LICENSEE HAS POSTED FIRE WATCHES AS A SHORT TERM ACTION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30244 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 4 |NOTIFICATION DATE: 04/07/96 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 01:42 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 00:00[CST]| |NRC NOTIFIED BY: JACOBSON |LAST UPDATE DATE: 04/08/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH |ED BUTCHER EO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION |McPEEK (NRR) IAT | | |DAVIDSON (NMSS) IAT | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNAVAILABILITY OF SECURITY OFFICERS DUE TO STRIKE. NO IMPACT PERCEIVED DUE | | TO POST AUGMENTATION BY SECURITY SUPERVISORY PERSONNEL. | | | | SEE HOO LOG BOOK FOR DETAILS. | | | | ****UPDATE 04/07/96 @ 2334 BY JACOBSON TAKEN BY MACKINNON**** | | | | LICENSEE ISSUED A NEWS RELEASE TO A LOCAL TELEVISION STATION ABOUT THEIR | | SECURITY GUARDS BEING ON STRIKE. LICENSEE NOTIFIED REGION 4 PUBLIC AFFAIRS | | OFFICERS ABOUT THE NEWS RELEASE. RESIDENT INSPECTOR WAS INFORMED BY THE | | LICENSEE OF THIS EVENT. R4DO (TOM STETKA) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30245 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 04/07/96 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 05:15 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 01:25[CST]| |NRC NOTIFIED BY: SCOTT WILKINSON |LAST UPDATE DATE: 04/07/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SHEAR RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 93 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTROL ROD SCRAMMED TO THE FULL IN POSITION DURING WEEKLY MANUAL SCRAM | | SURVEILLANCE TESTING. | | | | CONTROL ROD 46-11 SCRAMMED TO THE FULL IN POSITION WHEN LICENSEE STARTED | | PERFORMING LOS-RP-W1 (WEEKLY MANUAL SCRAM SURVEILLANCE) ON REACTOR | | PROTECTION SYSTEM CHANNEL A1. PREVIOUSLY, CONTROL ROD 46-11 WAS AT THE FULL | | OUT POSITION. THERE WERE NO OTHER SURVEILLANCES BEING PERFORMED AT THE | | TIME. POWER IMMEDIATELY DROPPED FROM 1135MWe TO 1120MWe. LOA-RD-06 | | (PROCEDURE FOR ROD DROP INDICATION) WAS ENTERED AND POWER WAS DROPPED AN | | ADDITIONAL 75MWe PER THE PROCEDURE. THE EXACT CAUSE OF PROBLEM IS STILL | | UNDER INVESTIGATION. ALL HALF SCRAM TESTING HAS BEEN SUSPENDED PENDING | | RESOLUTION OF THE PROBLEM. | | | | RESIDENT INSPECTOR WAS INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30246 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FERMI REGION: 3 |NOTIFICATION DATE: 04/07/96 | |UNIT: [2] [ ] [ ] STATE: MI |NOTIFICATION TIME: 16:26 [ET]| |RX TYPE: [2] GE-4 |EVENT DATE: 04/07/96 | +------------------------------------------------+EVENT TIME: 15:30[EST]| |NRC NOTIFIED BY: JOE SKLARCZYK |LAST UPDATE DATE: 04/07/96 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SHEAR RDO | |DTMP 73.71(b)(1) SABOTAGE |EDWARD BUTCHER EO | | |EUGENE MCPEEK IAT | | |ROBERTA WARREN IAT | | |RICH BARRET ERB | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | POTENTIAL SABOTAGE | | | | IMMEDIATE COMPENSATORY MEASURES TAKEN UPON DISCOVERY. | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. SEE THE HOO LOG FOR | | FURTHER DETAILS ON THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30247 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 04/08/96 | |UNIT: [ ] [2] [ ] STATE: AL |NOTIFICATION TIME: 03:45 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 04/08/96 | +------------------------------------------------+EVENT TIME: 00:36[CST]| |NRC NOTIFIED BY: CUMBEE |LAST UPDATE DATE: 04/08/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | "2B" EMERGENCY DIESEL GENERATOR (EDG) INADVERTENTLY RESTARTED AFTER ITS | | ENGINE WAS SHUTDOWN. | | | | DURING THE AUTOSTART TEST OF THE "2B" EDG IT INADVERTENTLY RESTARTED AFTER | | THE ENGINE WAS SHUTDOWN. INVESTIGATION FOUND THAT THE LICENSEE HAD RESET | | THE EMERGENCY START RELAY PRIOR TO THE TIMING OUT OF THE NON-ESSENTIAL | | ENGINE PROTECTION RELAY. TEST PROCEDURE WILL BE CHANGED TO ENSURE THAT THE | | NON-ESSENTIAL ENGINE PROTECTION RELAY HAS TIMED OUT BEFORE RESETTING THE | | EMERGENCY START RELAY. | | "2B" EDG WAS RETESTED SATISFACTORILY. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE OF THIS EVENT. | +------------------------------------------------------------------------------+