U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/13/94 - 04/14/94 ** EVENT NUMBERS ** 27088 27089 27090 27091 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27088 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ZION REGION: 3 |NOTIFICATION DATE: 04/13/94 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 00:16 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/12/94 | +------------------------------------------------+EVENT TIME: 22:25[CDT]| |NRC NOTIFIED BY: OBEREMBT |LAST UPDATE DATE: 04/13/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROY CANIANO RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | CONTRACTOR DISCOVERED UNESCORTED FOR 15 MINUTES IN THE PROTECTED AREA. | | COMPENSATORY MEASURES WERE IMMEDIATELY TAKEN. THE LICENSEE WILL INFORM THE | | NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27089 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOPER REGION: 4 |NOTIFICATION DATE: 04/13/94 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 17:04 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/13/94 | +------------------------------------------------+EVENT TIME: 13:57[CDT]| |NRC NOTIFIED BY: DAVE KUSER |LAST UPDATE DATE: 04/13/94 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN PELLET RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |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 +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) SYSTEM INOPERABLE (A SEVEN DAY TECH | | SPEC LCO) DUE TO LOSS OF LUBE OIL. | | | | THE HPCI LUBE OIL COOLER PRESSURE CONTROL VALVE (PCV), "HPCI-AOV-PCV50", | | FAILED TO RE-OPEN AFTER THE HPCI TURBINE WAS TRIPPED FOLLOWING A | | SURVEILLANCE TEST. APPROXIMATELY THREE MINUTES AFTER TRIP OF THE TURBINE, | | THE VALVE SHOULD OPEN, HOWEVER, DUE TO A CONTROLLER MALFUNCTION, CONTROL | | AIR WAS STILL APPLIED TO THE VALVE. AN INSPECTION OF THE VALVE'S AIR | | CONTROLLER REVEALED A DISCONNECTED HOSE. UPON RECONNECTION THE CONTROLLER | | RESUMED OPERATION AND THE VALVE OPENED. REVIEW OF DATA BY THE LICENSEE | | DETERMINED THAT LUBE OIL WAS FUNCTIONING DURING THE SURVEILLANCE TEST. THE | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1926 EDT FROM KUSER TAKEN BY KARSCH * * * | | HPCI WAS RETURNED TO OPERABLE STATUS AT 1815 CDT FOLLOWING A SYSTEM CHECK. | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. R4DO (PELLET) | | NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27090 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 04/13/94 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 19:31 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 04/13/94 | +------------------------------------------------+EVENT TIME: 15:00[CDT]| |NRC NOTIFIED BY: JERRY LIZALEK |LAST UPDATE DATE: 04/13/94 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROY CANIANO RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |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 +------------------------------------------------------------------------------+ | DEGRADED VOLTAGE RELAYS FOR BUS 24-1 AND 23-1 MAY NOT TRIP PRIOR TO | | REACHING THE TECH SPEC LCO LIMIT. | | | | TECH SPEC TABLE 3.2.2 REQUIRES THAT WITH BOTH DEGRADED VOLTAGE RELAYS | | INOPERABLE PER BUS AN IMMEDIATE UNIT SHUTDOWN TO COLD CONDITIONS MUST BE | | COMMENCED. ENFORCEMENT DISCRETION TO CONTINUE OPERATION UNTIL 4/20/94 WAS | | GRANTED VERBALLY BY REGION 3 TO THE LICENSEE AT 1630 CDT. | | | | THE LICENSEE IS PRESENTLY TRYING TO DETERMINE IF THE RELAYS' SET POINTS DO | | IN FACT SATISFY THE DESIGN BASIS REQUIREMENTS OF THE SAFETY ANALYSIS. | | FOLLOW UP INFORMATION WILL BE PROVIDED. A PART 21 NOTIFICATION WILL BE | | ISSUED REGARDING THE TEST POWER SUPPLY THAT IS UTILIZED DURING THE BENCH | | CALIBRATION OF THE DEGRADED VOLTAGE RELAYS. IT WAS THE USE OF THIS POWER | | SUPPLY AND NOT TAKING LEAD POLARITY INTO CONSIDERATION THAT LED TO THE SET | | POINT UNCERTAINTY. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27091 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 04/13/94 | |UNIT: [1] [2] [ ] STATE: SC |NOTIFICATION TIME: 21:37 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/13/94 | +------------------------------------------------+EVENT TIME: 21:15[EDT]| |NRC NOTIFIED BY: DON BRADLEY |LAST UPDATE DATE: 04/13/94 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CAUDLE JULIAN 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 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFF SITE NOTIFICATIONS TO REPORT A SPILL OF ETHYLENE GLYCOL. | | | | THE LICENSEE NOTIFIED THE US DOT NATIONAL RESPONSE CENTER, THE SOUTH | | CAROLINA DEPT. OF HEALTH AND ENVIRONMENTAL CONTROL, AND THE YORK COUNTY | | LOCAL EMERGENCY PLANNING COMMISSION THAT AT 1630 EDT A STORAGE TANK LOCATED | | OUTSIDE THE PROTECTED AREA OF THE PLANT MALFUNCTIONED CAUSING 25 GALLONS OF | | ETHYLENE GLYCOL TO SPILL INTO THE NUCLEAR SERVICE WATER POND. THE LICENSEE | | INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+