U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/27/95 - 06/28/95 ** EVENT NUMBERS ** 28876 28987 28988 28989 28990 28991 28992 28993 28994 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28876 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOPER REGION: 4 |NOTIFICATION DATE: 06/02/95 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 03:34 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 06/01/95 | +------------------------------------------------+EVENT TIME: 23:10[CDT]| |NRC NOTIFIED BY: RATZLAFF |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SANBORN RDO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | OFF-GAS FILTER DRAIN VALVE WAS FOUND TO OPEN WHEN THE CONTROL SWITCH WAS | | PLACED IN THE "CLOSED" POSITION. | | | | WHILE IN THE PROCESS OF FLUSHING THE OFF-GAS FILTERS (OG-F-A&B), IT WAS | | DISCOVERED THAT OFF-GAS FILTER DRAIN VALVE TO THE "Z" SUMP (OG-AOV-13AV) | | WAS CLOSED (NORMALLY OPEN). SUBSEQUENTLY, THE VALVE OPENED WHEN ITS | | CONTROL SWITCH WAS PLACED TO "CLOSED". THIS VALVE IS REQUIRED BY TECH | | SPECS (TABLE 3.2.D, ACTION A) AND THE USAR (SECTION 7.12.2) TO ISOLATE | | OFF-GAS WITHIN 15 MINUTES AFTER A STEAM JET AIR EJECTOR CONTINUOUS HIGH RAD | | CONDITION WHICH EXCEEDS ONE Ci/SEC. | | | | THE VALVE HAS BEEN DISABLED IN THE ISOLATED CONDITION, AS IT CANNOT BE | | ASSURED THAT THE VALVE WOULD REMAIN CLOSED ON AN ISOLATION SIGNAL. THE | | LICENSEE WILL BE INVESTIGATING THE CAUSE. THE LICENSEE WILL BE UTILIZING | | ADMINISTRATIVE CONTROLS TO CYCLE THE VALVE PERIODICALLY (ABOUT EVERY SIX | | HOURS) TO ENSURE THE FILTERS REMAIN DRAINED. | | | | THE LICENSEE WILL INFORM THE RESIDENT INSPECTOR. | | | | ***RETRACTION BY CHUCK GAINES @ 1425 EDT 06/27/95 TAKEN BY MACKINNON*** | | | | ENGINEERING HAS DETERMINED THAT THE CONFIGURATION OF OG-AOV-13AV (OFFGAS | | FILTER DRAIN VALVE) IS NOT SAFETY RELATED NOR IS ITS OPERABILITY A | | TECHNICAL SPECIFICATION REQUIREMENT. THE VALVE WAS INSTALLED IN 1976 AS THE | | RESULT OF A HYDROGEN EXPLOSION IN THE OFFGAS BUILDING. THE FUNCTION OF THE | | VALVE IS TO CONTROL HYDROGEN FLOW NOT TO PROVIDE RADIATION ISOLATION | | PROTECTION. THEREFORE, OPERABILITY OF THIS VALVE IS NOT A TECHNICAL | | SPECIFICATION REQUIREMENT OF TABLE 3.2.d. R2DO (GARY SANBORN) NOTIFIED. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28987 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 06/27/95 | |UNIT: [1] [ ] [ ] STATE: CT |NOTIFICATION TIME: 01:52 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 06/27/95 | +------------------------------------------------+EVENT TIME: 01:44[EDT]| |NRC NOTIFIED BY: ROSS |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROBERT BORES RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 PLANT ENTERED A LCO ACTION STATEMENT TO BE IN COLD S/D WITHIN 24 HOURS | | DUE TO BOTH THE EMERGENCY DIESEL AND GAS TURBINE BEING INOPERABLE. | | | | THIS CONDITION WAS DISCOVERED WHEN ENGINEERING DETERMINED THAT A LOSS OF | | NORMAL POWER LOGIC, IN CERTAIN SITUATIONS(SUCH AS THE NORMAL STATION | | SERVICE TRANSFORMER BREAKER TO BUS 14C FAILING TO OPEN), WAS NOT SINGLE | | FAILURE PROOF. THIS CONDITION WOULD RENDER BOTH EMERGENCY POWER SUPPLIES | | INOPERABLE DURING A SINGLE FAILURE EVENT. THEY ARE STILL INVESTIGATING THE | | ROOT CAUSE OF THE LOGIC PROBLEM AND HAVE COMMENCED TAKING THE PLANT TO COLD | | S/D AT THE RATE OF 3-5MW/MIN TO MAKE REPAIRS TO THE LOGIC. THE RI, STATE | | AND LOCAL AGENCIES WERE INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28988 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 06/27/95 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 10:53 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 06/27/95 | +------------------------------------------------+EVENT TIME: 09:10[CDT]| |NRC NOTIFIED BY: REIS |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 Y 99 POWER OPERATION | 99 POWER OPERATION | | 2 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE WAS NOTIFIED AT 0910 THAT 10 OUT OF 33 EVACUATION SIRENS WERE | | DECLARED INOP AS OF 0730. | | | | THIS WAS DETERMINED BY THE LICENSEE'S SIREN CONTRACTORS. THE CAUSE OF THE | | PROBLEM IS UNKNOWN. CREWS HAVE BEEN DISPATCHED TO INVESTIGATE AND REPAIR | | THE SIRENS. THE RI HAS BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28989 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NORTH ANNA REGION: 2 |NOTIFICATION DATE: 06/27/95 | |UNIT: [ ] [2] [ ] STATE: VA |NOTIFICATION TIME: 13:05 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 06/27/95 | +------------------------------------------------+EVENT TIME: 12:28[EDT]| |NRC NOTIFIED BY: GEORGE MARSHALL |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 85 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECH SPEC REQUIRED SHUTDOWN - "B" TRAIN REACTOR PROTECTION SYSTEM INOP | | | | AT 1228, THE LICENSEE DISCOVERED PROBLEMS WITH THE "B" TRAIN TRIP SYSTEM | | AND THE "B" TRAIN SOLID STATE PROTECTION SYSTEM (SSPS) WHICH RENDERED THEM | | INOPERABLE. THE PROBLEMS WERE DISCOVERED DURING ROUTINE TESTING. THE | | BYPASS BREAKER FOR THE "B" TRAIN TRIP BREAKER IS CLOSED. UNIT 2 IS | | REDUCING POWER AT APPROXIMATELY ONE HALF PERCENT PER MINUTE. THE UNIT MUST | | BE IN MODE 3 BY 1457 TO COMPLY WITH TECHNICAL SPECIFICATIONS. | | | | THE APPLICABLE TECH SPECS ARE 3.3.1.1 TABLE 3.3-1 #22 (TRIP SYSTEM) AND | | TECH SPEC 3.3.3 2B (SSPS). THE MOST LIMITING ACTION STATEMENT REQUIRES | | SHUTDOWN TO MODE THREE WITHIN SIX HOURS. THE SIX HOUR CLOCK WAS DEEMED TO | | BEGIN AT THE TIME THE ROUTINE SSPS TESTING BEGAN, 0857 THIS MORNING. THE | | PROBLEM WAS ACTUALLY DISCOVERED AT 1228 THIS AFTERNOON. | | | | THE PLANT IS INVESTIGATING THE PROBLEMS. MORE SPECIFIC DETAILS WERE NOT | | AVAILABLE AT THE TIME OF THIS REPORT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 28990 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: |NOTIFICATION DATE: 06/27/95 | | CITY: BALTIMORE REGION: 1 |NOTIFICATION TIME: 13:50 [ET]| | COUNTY: STATE: MD |EVENT DATE: 06/27/95 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 13:15[EDT]| | DOCKET: |LAST UPDATE DATE: 06/27/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |BOB BORES RDO | | |COMBS (NMSS) EO | +------------------------------------------------+BANGART (OSP) NRC | |NRC NOTIFIED BY: SHORES | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE NATIONAL RESPONSE CENTER REPORTED THE FOLLOWING EVENT WHICH OCCURRED AT | | 7600 ROLLING MAILL ROAD, BALTIMORE, MD. | | | | A USED ANALYSIS UNIT BROKE OPEN DURING TRANSPORT. THE EVENT WAS REPORTED | | TO THE NATIONAL RESPONSE CENTER BY ROADWAY EXPRESS OF AKRON, OHIO. THE | | CARRIER REPORTED A RELEASE OF CADMIUM. A LEAD CAP WAS PLACED OVER THE | | MACHINE. NO OTHER DETAILS WERE PROVIDED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28991 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: RIVER BEND REGION: 4 |NOTIFICATION DATE: 06/27/95 | |UNIT: [1] [ ] [ ] STATE: LA |NOTIFICATION TIME: 16:47 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 06/27/95 | +------------------------------------------------+EVENT TIME: 13:26[CDT]| |NRC NOTIFIED BY: KELLEY |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SANBORN RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 CORE SPRAY (HPCS) PUMP INOPERABLE | | | | DURING THE PERFORMANCE OF A SURVEILLANCE TEST ON THE HPCS SYSTEM, THE HPCS | | PUMP BREAKER TRIPPED WHEN THE PUMP WAS MANUALLY STARTED. THE PUMP TRIPPED | | WHEN RELAY 51-1, AN OVERCURRENT RELAY, ACTUATED. | | | | THE PLANT ENTERED A 14 DAY LCO. ALL OTHER SAFETY SYSTEMS ARE OPERABLE. | | INVESTIGATION INTO THE CAUSE OF THE OVER CURRENT TRIP IS IN PROGRESS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28992 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRUNSWICK REGION: 2 |NOTIFICATION DATE: 06/27/95 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 17:25 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 06/27/95 | +------------------------------------------------+EVENT TIME: 14:31[EDT]| |NRC NOTIFIED BY: TIM MASCARENO |LAST UPDATE DATE: 06/27/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUNO URYC 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 +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION OF AN OIL SPILL | | | | "A DEFECTIVE OIL BATH HEAT EXCHANGER ON THE 2A CIRCULATING WATER OCEAN | | DISCHARGE PUMP HAS RESULTED IN A SPILL OF OIL ONTO THE PUMP PEDESTAL. THE | | SPILL WAS CONTAINED AND CLEANED UP PROMPTLY. SOME SMALL AMOUNT OF OIL DID | | REACH THE PUMP INTAKE RESULTING IN A SHEEN OF OIL ON THE WATER IN THE | | DISCHARGE CANAL. AS A RESULT, SOME OF THE OIL WAS PUMPED INTO THE OCEAN | | THROUGH OTHER OCEAN DISCHARGE PUMPS. THIS OIL SPILL HAS BEEN REPORTED TO | | THE FOLLOWING AGENCIES: NATIONAL RESPONSE CENTER; NC DEPT OF ENVIRONMENTAL | | RESOURCES" | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 28993 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: SURRY 1 & 2 |NOTIFICATION DATE: 06/27/95 | | CITY: RICHMOND REGION: 2 |NOTIFICATION TIME: 17:40 [ET]| | COUNTY: STATE: VA |EVENT DATE: 04/26/95 | |LICENSE#: DPR-32/37 AGREEMENT: N |EVENT TIME: 00:00[EDT]| | DOCKET: |LAST UPDATE DATE: 06/27/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | | | | | | +------------------------------------------------+VERN HODGE NRR | |NRC NOTIFIED BY: PRATT CHERRY | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |CCCC 21.21 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PART 21 | | | | VIRGINIA POWER REPORTED THAT ROSEMOUNT MODEL 1154SH9 PRESSURE TRANSMITTERS | | ARE SUBJECT TO INSTRUMENT DRIFT GREATER THAN SPECIFICATION WHEN SUBJECTED | | TO TEMPERATURE VARIATIONS. | | | | THERE ARE 12 MODEL 1154SH9 PRESSURE TRANSMITTERS AT SURRY AND SEVEN AT | | NORTH ANNA. OF THE 12 PRESSURE TRANSMITTERS AT SURRY, FOUR EXHIBITED | | EXCESSIVE INSTRUMENT DRIFT. EXCESSIVE DRIFT HAS NOT BEEN OBSERVED IN THE | | TRANSMITTERS PRESENTLY INSTALLED AT NORTH ANNA. | | | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28994 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 06/28/95 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 05:31 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 06/28/95 | +------------------------------------------------+EVENT TIME: 01:44[CDT]| |NRC NOTIFIED BY: ART DANIELS |LAST UPDATE DATE: 06/28/95 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: | | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 91 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A CONTROL ROD DRIFTED IN DURING SURVEILLANCE TESTING. | | | | DURING PERFORMANCE OF THE AVERAGE POWER RANGE MONITOR (APRM) ROD BLOCK AND | | SCRAM FUNCTIONAL TEST, LIS-NR-303B, ON UNIT ONE, THE "B" APRM RECEIVED A | | HALF SCRAM AS PART OF THE NORMAL TESTING SEQUENCE. AT THAT POINT CONTROL | | ROD "30-39" BEGAN TO DRIFT IN FROM POSITION 48. THE SCRAM ON THE "B" | | REACTOR PROTECTION SYSTEM CHANNEL WAS RESET AND CONTROL ROD MOVEMENT | | STOPPED AT POSITION 20. POWER WAS REDUCED BY 75 MWE AS PART OF THE | | PROCEDURE FOR A MIS-POSITIONED CONTROL ROD. THE CONTROL ROD WAS THEN FULLY | | INSERTED TO POSITION 00, AND TAKEN OUT OF SERVICE. THE LICENSEE IS | | INVESTIGATING THE CAUSE OF THE CONTROL ROD MOVEMENT. THE LICENSEE INFORMED | | THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+