U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/26/95 - 06/27/95 ** EVENT NUMBERS ** 28985 28986 28987 +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 28985 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: SYNCOR |NOTIFICATION DATE: 06/26/95 | | CITY: DUNCANSVILLE REGION: 1 |NOTIFICATION TIME: 13:12 [ET]| | COUNTY: STATE: PA |EVENT DATE: 06/25/95 | |LICENSE#: 37-30106-01MD AGREEMENT: N |EVENT TIME: 05:00[EDT]| | DOCKET: |LAST UPDATE DATE: 06/26/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |ROBERT BORES RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: PELLICIARINI | | |HQ OPS OFFICER: DOUG WEAVER | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |IBBE 30.50(b)(2)(i) ACCID MIT EQUIP FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SYNCOR - FUME HOOD POWER FAILURE | | | | THE FOLLOWING EVENT OCCURRED AT 3432 ROUTE 764 SUGAR RUN PLAZA, BLDG. 1, | | DUNCANSVILLE, PA 16635. | | | | AN EMPLOYEE ARRIVED AT WORK AT 0500 AND NOTED THAT THE BUILDING HAD | | SUFFERED A POWER LOSS. THIS CAUSED A LOSS OF POWER TO THE FUME HOOD AND | | THE MONITORING EQUIPMENT. POWER WAS RESTORED AND OPERATION OF THE HOOD | | RESUMED AT 0645. THE LICENSEE DOES NOT KNOW WHEN POWER WAS LOST. | | | | THE HOOD CONTAINED 290 mCi. OF I-131 IN SEALED VIALS AT THE TIME OF THE | | EVENT. THE LICENSEE HAS NO REASON TO SUSPECT ANY LEAKAGE OF MATERIAL | | DURING THE PERIOD OF FUME HOOD INOPERABILITY. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28986 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 06/26/95 | |UNIT: [ ] [2] [ ] STATE: MN |NOTIFICATION TIME: 18:40 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 06/26/95 | +------------------------------------------------+EVENT TIME: 13:28[CDT]| |NRC NOTIFIED BY: DENNIS HURLING |LAST UPDATE DATE: 06/26/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 2 STARTUP | 2 STARTUP | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ESF ACTUATION - AUTO START OF AN AUXILIARY FEED PUMP | | | | DURING THE STARTUP OF UNIT 2, AN OPERATOR STOPPED #22 TURBINE DRIVEN AFW | | PUMP PER PROCEDURE. UPON POSITIONING THE MODE SELECTOR SWITCH FOR THE PUMP | | FROM MANUAL TO AUTOMATIC, THE #22 AFW PUMP STARTED. THE CAUSE OF THE AUTO | | START WAS A FAULTY 52B CONTACT IN THE MAIN FEEDWATER PUMP BREAKER. REPAIRS | | ARE IN PROGRESS. | | | | THE PLANT ENTERED A 72 HOUR LCO FOR THE AUXILIARY FEED PUMP AT 1328. THE | | PLANT IS HOLDING POWER AT 2% PENDING REPAIR. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |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. | +------------------------------------------------------------------------------+