U.S. Nuclear Regulatory Commission Operations Center Event Reports For 02/24/95 - 02/27/95 ** EVENT NUMBERS ** 28427 28430 28431 28432 28433 28434 28435 28436 28437 28438 28439 28440 28441 28442 28443 28444 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28427 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEQUOYAH REGION: 2 |NOTIFICATION DATE: 02/23/95 | |UNIT: [1] [ ] [ ] STATE: TN |NOTIFICATION TIME: 17:28 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/23/95 | +------------------------------------------------+EVENT TIME: 17:15[EST]| |NRC NOTIFIED BY: REEVES |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |WILLIAM TRAVERS EO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |EARL FEMA | |ARPS 50.72(b)(2)(ii) RPS ACTUATION |HENRY BAILEY AEOD | |NLCO TECH SPEC LCO A/S |JOSEPH GIITTER AEOD | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | M/R Y 5 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - UE & PLANT SHUTDOWN DUE TO UNIDENTIFIED LEAK > TS LIMIT; Rx TRIP @ 5% - | | | | WITH UNIT 1 AT 100% POWER, LICENSEE ESTIMATED A LEAK INTO CONTAINMENT TO BE | | 3 TO 5 GPM. PRESSURIZER LEVEL DROPPED FROM 60 TO 57%; VOLUME CONTROL TANK | | LEVEL DROPPED FROM 63%; REACTOR BUILDING SUMP LEVELS INCREASED; RADIATION | | MONITOR IN THE INCORE INSTRUMENT ROOM INDICATED HIGH. A RADIATION CONTROL | | TECHNICIAN OBSERVED STEAM AND WATER IN THE INCORE INSTRUMENT ROOM BY | | LOOKING THROUGH THE AIR LOCK DOOR OBSERVATION GLASS. | | | | LICENSEE CLASSIFIED THE LEAK AS UNIDENTIFIED LEAKAGE: TECH SPEC | | UNIDENTIFIED LEAK RATE LIMIT IS 1 GPM. | | | | TECH SPEC LCO A/S 3.4.6.2 REQUIRES LICENSEE TO RESTORE THE LEAK RATE TO | | WITHIN THE TECH SPEC LIMIT WITHIN 4 HOURS OR TO PLACE UNIT 1 IN AT LEAST | | HOT STANDBY MODE WITHIN THE NEXT 6 HOURS. | | | | LICENSEE BEGAN SHUTTING UNIT 1 DOWN FROM 100% POWER AT THE RATE OF 2% PER | | MINUTE AND EXPECTS TO BE SHUTDOWN BY 1830. | | | | AT 1715, LICENSEE DECLARED AN UNUSUAL EVENT DUE TO A TECH SPEC REQUIRED | | PLANT SHUTDOWN. LICENSEE WILL NOTIFY STATE AND LOCAL OFFICIALS AND HAS | | NOTIFIED THE NRC RESIDENT INSPECTOR. | | | | 1 OF 4 EDGs (#2B) SHARED BETWEEN BOTH UNITS IS INOPERABLE. | | | | THIS EVENT HAS NO EFFECT ON UNIT 2 WHICH IS AT 100% POWER. | | | | | | * * * UPDATE AT 1837 BY WEBB ENTERED BY HOO JOLLIFFE * * * | | | | AT 1826 WITH POWER AT 5%, UNIT 1 RECEIVED A CONTROL ROD URGENT FAILURE | | ALARM INDICATING A PROBABLE PROBLEM IN THE ROD CONTROL CABINETS. CONTROL | | ROOM OPERATORS MANUALLY TRIPPED THE REACTOR. ALL CONTROL RODS INSERTED | | COMPLETELY AND STEAM IS BEING DUMPED TO THE MAIN CONDENSER. UNIT 1 IS | | STABLE IN MODE 3 (HOT STANDBY). | | | | LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | | | | HOO NOTIFIED R2DO CHRISTENSEN AND NRR EO TRAVERS. | | | | * * * UPDATE AT 1254 ON 02/24/95 BY GRABLE ENTERED BY HOO JOLLIFFE * * * | | | | AT 0415 ON 02/24/95, LICENSEE ISOLATED THE LEAK. THE LEAK IS COMING FROM | | THE INCORE REACTOR VESSEL LEVEL INDICATION SYSTEM LOWER TAP COMPRESSION | | FITTING. | | | | AT 1240, WITH THE RCS UNIDENTIFIED LEAK RATE AT 0.9 GPM, LICENSEE EXITED | | TECH SPEC LCO A/S 3.4.6.2 AND TERMINATED THE UNUSUAL EVENT. UNIT 1 IS | | STABLE IN MODE 4 (HOT SHUTDOWN). | | | | LICENSEE WILL NOTIFY STATE AND LOCAL OFFICIALS AND THE NRC RESIDENT | | INSPECTOR OF THE TERMINATION OF THE UNUSUAL EVENT. LICENSEE HAS ISSUED A | | PRESS RELEASE. | | | | LICENSEE WILL REPAIR THE LEAK PRIOR TO PLANT RESTART. | | | | HOO NOTIFIED R2DO CHRISTENSEN, NRR EO DENNIG, FEMA DAMICO. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 28430 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: HARMON ELECTRONICS COMPANY |NOTIFICATION DATE: 02/24/95 | | CITY: WARRENSBURG REGION: 3 |NOTIFICATION TIME: 13:01 [ET]| | COUNTY: STATE: MO |EVENT DATE: 02/23/95 | |LICENSE#: AGREEMENT: N |EVENT TIME: 12:00[CST]| | DOCKET: |LAST UPDATE DATE: 02/24/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JAMES CREED RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: JEFF ROSINE | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - BETA BACK SCANNER PROBE LOST DURING SHIPMENT BY UPS - | | | | ON 02/07/95, HARMON ELECTRONICS COMPANY, WARRENSBURG, MISSOURI, | | (JEFF ROSINE) SHIPPED A BETA BACK SCANNER PROBE (VEECO MODEL #TL-204, | | SERIAL #77307) (LESS THAN 100 MICROCURIES OF THALIUM-204) TO THE | | MANUFACTURER, VEECO, PLAINVILLE, NY (PETER CIRNIGLIARO, RADIATION OFFICER) | | VIA UPS. | | | | WHEN THE PROBE DID NOT ARRIVE AT VEECO, UPS WAS CONTACTED AND UPS PUT A | | TRACER ON THE SHIPMENT. THE LAST KNOWN LOCATION OF THE PROBE WAS UPS | | MELVILLE TERMINAL, NY. | | | | ON 02/23/95, UPS OFFICIALLY DECLARED THE PROBE LOST. | | | | SEE HOO LOG FOR TELEPHONE NUMBERS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28431 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 02/24/95 | |UNIT: [ ] [2] [ ] STATE: CT |NOTIFICATION TIME: 15:33 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 15:13[EST]| |NRC NOTIFIED BY: BORCHERT |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ROGGE RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 1/2 INCH SIPHON BREAKER HOLE MISSING FROM INSIDE THE CWST - | | | | AT 1430 ON 02/24/95, DURING AN INVESTIGATION OF AN UNEXPLAINED LOSS OF | | WATER LEVEL IN THE CONDENSATE WATER STORAGE TANK (CWST), AN UNDERWATER | | DIVER INSIDE THE TANK COULD NOT LOCATE A 1/2 INCH DIAMETER HOLE WHICH IS | | USED AS A SIPHON BREAKER ON THE RECIRCULATION SUCTION PIPE. | | | | THE SIPHON BREAKER HOLE IS USED TO PREVENT INADVERTENT DRAINING OF THE CWST | | IN THE EVENT THAT THE RECIRCULATION SUCTION PIPE BREAKS. | | | | THE SUCTION PIPE SIPHON BREAKER HOLE SHOULD HAVE BEEN LOCATED APPROXIMATELY | | 15 FEET 4 INCHES FROM THE BOTTOM OF THE TANK IN ACCORDANCE WITH DESIGN | | DRAWINGS. | | | | AT 1513 ON 02/25/95, THE DIVER DRILLED A 1/2 INCH DIAMETER HOLE AT THE | | DESIGN LOCATION FOR THE SIPHON BREAKER. | | | | LICENSEE IS INVESTIGATING THE CAUSE OF THE MISSING HOLE. A DESIGN | | MODIFICATION HAD BEEN PERFORMED ON THE TANK IN 1992. | | | | LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND THE NRC RESIDENT INSPECTOR. | | | | ***UPDATE 2/27/95 DURING MORNING STATUS TAKEN BY SEBROSKY *** | | THE RECIRCULATION SYSTEM FOR THE CWST CONSISTS OF A PUMP AND HEAT EXCHANGER | | AND IS USED TO PREVENT THE CWST FROM FREEZING. THE HOLE IN THE | | RECIRCULATION SYSTEM SUCTION PIPING IS SUPPOSED TO BE LOCATED TO PREVENT | | THE CWST FROM DRAINING BELOW THE TECH SPEC LEVEL IN THE EVENT THAT THE | | RECIRCULATION SYSTEM PIPING BREAKS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 28432 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: EAGLE-PICHER INDUSTRIES |NOTIFICATION DATE: 02/24/95 | | CITY: LENEXA REGION: 4 |NOTIFICATION TIME: 17:16 [ET]| | COUNTY: JOHNSON STATE: KS |EVENT DATE: 02/14/95 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 17:00[CST]| | DOCKET: |LAST UPDATE DATE: 02/24/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |LINDA HOWELL RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: BROCKWAY, NAT RESP CTR | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 10 CURIES OF CARBON-14 LABELED BARIUM CARBONATE DISCOVERED MISSING - | | | | PAUL HARPER, ENVIRONMENTAL AFFAIRS OFFICER, EAGLE-PITCHER INDUSTRIES (EPI), | | LENEXA, KS, REPORTED TO THE NATIONAL RESPONSE CENTER, (INCIDENT REPORT | | #281101) THAT AT 1700 (CST) ON 02/14/95, EPI DISCOVERED THAT 10 CURIES OF | | CARBON-14 LABELED BARIUM CARBONATE, (CHRIS CODE: BRC), WAS MISSING. | | | | MR HARPER THINKS THAT THE MATERIAL WAS PLACED IN A DUMPSTER, OR WAS STOLEN, | | OR WAS MISPLACED IN THE FACILITY. MR HARPER CHECKED AREAS WHERE THE | | MATERIAL MIGHT BE LOCATED FOR SIGNS OF RADIATION: NONE WAS DETECTED. | | | | THERE WAS NO DAMAGE, NO PERSONNEL INJURIES OR FATALITIES, NO EVACUATIONS. | | | | MR HARPER NOTIFIED STATE OF KANSAS. | | | | MR BROCKWAY NOTIFIED EPA, DOE, HHS, & DOI. | | | | SEE HOO LOG FOR ADDRESSES AND TELEPHONE NUMBERS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28433 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEQUOYAH REGION: 2 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: TN |NOTIFICATION TIME: 17:18 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 15:17[EST]| |NRC NOTIFIED BY: DIMOPOULOS |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN 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 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -INADVERTENT MAIN FEEDWATER SYSTEM ISOLATION SIGNAL GENERATED DURING A TEST | | | | DURING THE PERFORMANCE OF A TEST OF THE REACTOR TRIP AND BYPASS BREAKERS, | | AN INADVERTENT MAIN FEEDWATER SYSTEM ISOLATION SIGNAL WAS GENERATED. | | | | THE SIGNAL WAS APPARENTLY GENERATED WHEN AN INSTRUMENT MECHANIC LEANED INTO | | THE BREAKER CABINET TO TAKE VOLTAGE MEASUREMENTS FOR THE SAFETY INJECTION | | SIGNAL AND PRESSED AGAINST THE TEST CLOSE PUSHBUTTON. THE #1A MAIN | | FEEDWATER PUMP WAS RESET BUT NOT RUNNING. NO OTHER PLANT EQUIPMENT WAS | | OPERATING. THE MFW SYSTEM ISOLATION SIGNAL CAUSED THE #1A MFW PUMP TO | | TRIP. THE MOTOR-GENERATOR SETS WHICH SUPPLY POWER TO THE ROD CONTROL | | CABINETS THROUGH THE REACTOR TRIP BREAKERS WERE NOT IN SERVICE AT THE TIME | | OF THE TEST. | | | | LICENSEE IS INVESTIGATING THE CAUSE OF THE MAIN FEEDWATER SYSTEM ISOLATION | | SIGNAL. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28434 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOPER REGION: 4 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 17:57 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 15:30[CST]| |NRC NOTIFIED BY: TANDERUP |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LINDA HOWELL 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 75 POWER OPERATION | 75 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -SINGLE TRAIN CONTROL ROOM EMERGENCY FILTRATION SYSTEM DECLARED INOPERABLE- | | | | DURING A KNOWN SOURCE CALIBRATION TEST OF THE CONTROL ROOM EMERGENCY | | FILTRATION SYSTEM AIR SAMPLING MONITOR, THE IODINE CHANNEL OF THE CONTROL | | ROOM AIR SAMPLING MONITOR WAS FOUND TO BE OUT OF CALIBRATION TOLERANCE. | | LICENSEE DECLARED THE CONTROL ROOM AIR SAMPLING MONITOR AND THE SINGLE | | TRAIN CONTROL ROOM EMERGENCY FILTRATION SYSTEM INOPERABLE. | | | | TECH SPEC LCO A/S 3.12.A REQUIRES THE LICENSEE TO RESTORE THE SINGLE TRAIN | | CONTROL ROOM EMERGENCY FILTRATION SYSTEM TO OPERABLE STATUS WITHIN 7 DAYS | | OR TO PLACE THE PLANT IN AT LEAST COLD SHUTDOWN CONDITION WITHIN THE NEXT | | 24 HOURS. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28435 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HADDAM NECK REGION: 1 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: CT |NOTIFICATION TIME: 18:14 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 18:00[EST]| |NRC NOTIFIED BY: PALMIERI |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ROGGE RDO | |ADAS 50.72(b)(2)(i) DEG/UNANALYZED COND | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE IS CURRENTLY UPGRADING THEIR CONTAINMENT ANALYSIS. | | | | PRELIMINARY DATA INDICATES THAT ALL EQUIPMENT AND CONTAINMENT ARE OPERABLE | | BUT THE MARGIN BETWEEN DESIGN BASIS AND PRESENT CONDITIONS WILL BE REDUCED | | AND THAT THE CONTAINMENT TEMPERATURE PROFILE IS EXPECTED TO INCREASE IN | | ACCORDANCE WITH 10CFR50.2, DESIGN BASIS DEFINITION. | | | | LICENSEE NOTIFIED STATE OFFICIALS AND THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28436 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DUANE ARNOLD REGION: 3 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: IA |NOTIFICATION TIME: 18:21 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 15:10[CST]| |NRC NOTIFIED BY: ZIMMERMAN |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES CREED 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 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - INVALID PCIS GROUP 1 ISOLATION SIGNAL RECEIVED DURING A TEST - | | | | DURING THE PERFORMANCE OF A TEST OF THE MAIN STEAM EXCESS FLOW CHECK VALVE, | | AN INVALID INBOARD PRIMARY CONTAINMENT ISOLATION SYSTEM GROUP 1 ISOLATION | | SIGNAL WAS RECEIVED FOR UNKNOWN REASONS AND THE MAIN STEAM LINE DRAIN VALVE | | (#MO-4423) AND THE MAIN STEAM RECIRCULATION SAMPLE VALVE (#CV-4639) CLOSED. | | | | LICENSEE STOPPED THE TEST AND RESTORED ALL VALVES TO THEIR NORMAL | | POSITIONS. | | | | LICENSEE IS INVESTIGATING THE CAUSE BUT IT APPEARS THAT THE RACK ISOLATION | | VALVES #PDIS-4436A-V-06 AND #PDIS-4436B-V-09 LEAKED THROUGH. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28437 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BIG ROCK POINT REGION: 3 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: MI |NOTIFICATION TIME: 18:30 [ET]| |RX TYPE: [1] GE-1 |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 18:00[EST]| |NRC NOTIFIED BY: BOURASSA |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES CREED 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 97 POWER OPERATION | 97 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 2 WIDE RANGE MONITOR CHANNELS CALIBRATED LOW DURING POWER ESCALATION - | | | | AT 0758, DURING POWER ESCALATION, LICENSEE DISCOVERED THAT THE WIDE RANGE | | MONITOR SETTINGS ON 2 OF 3 CHANNELS WERE CALIBRATED LOW. THIS CONDITION | | RESULTED IN CALCULATED TRIP SETPOINTS OF 132% FOR CHANNEL 'A', 120% FOR | | CHANNEL 'B', AND 135% FOR CHANNEL 'C'. TECH SPECS REQUIRE THAT THE WIDE | | RANGE MONITORS ARE SET AT 120 +/- 5% (i.e. 115 TO 125%). | | | | AT 0834, (36 MINUTES LATER), LICENSEE CORRECTED THIS CONDITION BY | | RECALIBRATING THE WIDE RANGE MONITORS. | | | | LICENSEE DETERMINED THAT THIS CONDITION HAD EXISTED FOR UP TO 8 HOURS. | | | | AT 1800, LICENSEE CONCLUDED THAT THIS CONDITION HAD EXCEEDED TECH SPEC | | 6.1.2. OTHER PROTECTIVE TRIPS (RATE, PRESSURE) WERE AVAILABLE TO MITIGATE | | THIS EVENT. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28438 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 02/24/95 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 21:46 [ET]| |RX TYPE: [1] CE |EVENT DATE: 02/24/95 | +------------------------------------------------+EVENT TIME: 20:46[EST]| |NRC NOTIFIED BY: GRIMARD |LAST UPDATE DATE: 02/24/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ROGGE 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 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DEGRADED PLANT CONDITION COULD HAVE ALLOWED UNAUTHORIZED ENTRY INTO PLANT | | PROTECTED AREA. IMMEDIATE COMPENSATORY MEASURES WERE TAKEN UPON DISCOVERY. | | SEE HOO LOG FOR DETAILS. LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28439 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 2 |NOTIFICATION DATE: 02/25/95 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 05:13 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 02/25/95 | +------------------------------------------------+EVENT TIME: 03:50[CST]| |NRC NOTIFIED BY: McDONALD |LAST UPDATE DATE: 02/25/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN 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 +------------------------------------------------------------------------------+ | GRAND GULF EXPERIENCED A SPURIOUS ACTUATION OF THE OFF-SITE SIREN ON GRAND | | GULF ROAD AT 0350 CST. THE SIREN, UPON BEING VERIFIED AS SPURIOUS, WAS | | CANCELED BY THE PORT GIBSON CIVIL DEFENSE. THE LICENSEE MADE THIS CALL | | BASED ON THE POSSIBILITY OF A PRESS RELEASE AND THE INTEREST OF THE GENERAL | | PUBLIC. THE LICENSEE WILL INFORM THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28440 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 02/25/95 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 12:37 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/25/95 | +------------------------------------------------+EVENT TIME: 11:22[EST]| |NRC NOTIFIED BY: OLSEN |LAST UPDATE DATE: 02/25/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ROGGE 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 HOT STANDBY | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -RCS TEMP DECREASED, PZR LEVEL DROPPED, CVCS LETDOWN ISOLATED DURING A TEST | | | | AT 1122, DURING THE PERFORMANCE OF AN AUXILIARY FEEDWATER SYSTEM FLOW TEST, | | A LARGE FLOWRATE CAUSED THE REACTOR COOLANT SYSTEM TEMPERATURE TO DECREASE | | FROM 547 TO 542 DEGREES F AND THE PRESSURIZER WATER LEVEL TO DROP FROM | | 24% TO 17.2%. | | | | THE CHEMICAL AND VOLUME CONTROL LETDOWN SYSTEM AUTOMATICALLY ISOLATED WHEN | | THE PRESSURIZER LEVEL DROPPED TO 17.2%. | | | | AT 1134, REACTOR COOLANT SYSTEM TEMPERATURE AND LEVEL RETURNED TO NORMAL | | AND PLANT OPERATORS RESET THE LETDOWN SYSTEM. | | | | LICENSEE IS INVESTIGATING THE CAUSE AND WILL PROBABLY REVISE THE TEST | | PROCEDURE. | | | | LICENSEE NOTIFIED LOCAL OFFICIALS AND THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 28441 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: CALUMET TESTING SERVICES |NOTIFICATION DATE: 02/26/95 | | CITY: GRIFFITH REGION: 3 |NOTIFICATION TIME: 01:02 [ET]| | COUNTY: LAKE STATE: IN |EVENT DATE: 02/25/95 | |LICENSE#: 13-16347-01 AGREEMENT: N |EVENT TIME: 10:00[EST]| | DOCKET: |LAST UPDATE DATE: 02/26/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JAMES CREED RDO | | |CARL PAPERIELLO,NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: KIELMAN | | |HQ OPS OFFICER: TIM McGINTY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |FLOM 20.402(a) THEFT/DIVERSION LNM | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | VEHICLE WITH AN AMERSHAM CAMERA (IR-192 SOURCE) STOLEN | | | | THE RSO FOR CALUMET TESTING SERVICES, LOCATED IN GRIFFITH, INDIANA, | | REPORTED THAT HE HAS BEEN NOTIFIED THAT ONE OF THEIR VEHICLES CONTAINING AN | | IR-192 EXPOSURE DEVICE WAS STOLEN THIS EVENING. HE DOES NOT HAVE THE | | DETAILS YET REGARDING THE CIRCUMSTANCES OF THE VEHICLE THEFT, WHICH | | OCCURRED IN GRIFFITH, BUT NOT AT THE COMPANY'S LOCATION (HE THOUGHT IT MAY | | HAVE BEEN AT A GAS STATION). | | | | CALUMET TESTING SERVICES OWNS FIVE IR-192 SOURCES, AND ONE CO-60 SOURCE. HE | | BELIEVES THAT THE SOURCE IN THE BLUE VAN (A MOBILE DARK ROOM VEHICLE) WAS A | | RELATIVELY NEW 92 Ci IRIDIUM-192 SOURCE, PROBABLY IN AN AMERSHAM "660-B" | | CAMERA. THE LOCAL POLICE HAVE BEEN NOTIFIED, AND THE CALLER SAID THAT THE | | POLICE HAVE SPREAD THE WORD THROUGHOUT THE REGION. | | | | * * * UPDATE AT 1830 BY R3 BILL ALEXSON ENTERED BY HOO JOLLIFFE * * * | | | | GRIFFITH POLICE NOTIFIED THE 6 STATES SURROUNDING INDIANA REGARDING THE | | DESCRIPTION OF THE STOLEN VEHICLE, ITS CONTENTS, AND THE INDIVIDUAL WHO | | STOLE THE VEHICLE. THE KEY TO THE LOCKED SOURCE WAS WITH THE STOLEN | | VEHICLE KEYS. LICENSEE ISSUED A PRESS RELEASE ON THIS EVENT. | | | | * * * UPDATE AT 1926 BY R3 B. J. HOLT ENTERED BY HOO JOLLIFFE * * * | | | | AT 1730 (CST), THE UNDAMAGED TRUCK AND ITS UNOPENED CAMERA WERE FOUND | | APPROXIMATELY 3 MILES FROM THE LICENSEE FACILITY IN A RESIDENTIAL AREA. | | LICENSEE WILL INSPECT THE CAMERA TOMORROW. R3DO CREED AND NMSS EO | | PAPERIELLO WERE NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28442 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 02/26/95 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 09:29 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/26/95 | +------------------------------------------------+EVENT TIME: 06:05[EST]| |NRC NOTIFIED BY: WILLIAMS |LAST UPDATE DATE: 02/26/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN 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 STANDBY | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | VOGTLE UNIT 2 RECEIVED A FEEDWATER ISOLATION DURING LONG CYCLE CLEANUP. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE PROVIDED BY THE LICENSEE: | | "AT 0605 ON 2/26/95, AN AUTOMATIC FEEDWATER ISOLATION SIGNAL WAS RECEIVED. | | THE REACTOR HAD BEEN PREVIOUSLY SHUTDOWN FOR A SCHEDULED REFUELING OUTAGE. | | THE PLANT WAS IN MODE 3 WITH A COOLDOWN IN PROGRESS. A CONDENSATE PUMP WAS | | BEING USED TO RECIRCULATE THE WATER IN THE CONDENSATE AND FEEDWATER SYSTEM. | | THE ISOLATION VALVE WHICH SHOULD HAVE PREVENTED THE CONDENSATE PUMP FROM | | PUTTING WATER IN STEAM GENERATOR #2 WAS APPARENTLY NOT FULLY SEATED. AS | | STEAM GENERATOR PRESSURE WAS LOWERED DURING THE COOLDOWN, STEAM GENERATOR | | #2 LEVEL BEGAN TO INCREASE SLOWLY. OPERATORS WERE ATTEMPTING TO STOP THE | | IN LEAKAGE TO THE STEAM GENERATOR, BUT WHEN LEVEL REACHED THE HIGH-HIGH | | LEVEL TRIP SETPOINT, A FEEDWATER ISOLATION OCCURRED. ALL COMPONENTS | | ACTUATED PROPERLY." | | END OF TEXT | | | | THE CONDENSATE SYSTEM WAS BEING CLEANED UP AND COOLED DOWN (LONG CYCLE | | RECIRC), WITH A CONDENSATE PUMP DRAWING SUCTION FROM THE HOTWELL, THROUGH | | THE FEEDWATER REGULATING VALVE, AND BACK TO THE HOTWELL. THE FEEDWATER | | ISOLATION VALVES (FWIVs) WERE CLOSED TO ISOLATE THE STEAM GENERATORS FROM | | THE FLOW PATH. THE #2 S/G FEEDWATER ISOLATION VALVE WAS CLOSED UNDER | | NORMAL PRESSURE FOR THE LONG CYCLE LINEUP, AND APPARENTLY WASN'T SEATED | | WELL. WHEN THE FEEDWATER ISOLATION OCCURRED, THE ACCUMULATORS APPARENTLY | | SEATED THE FWIV BETTER, BECAUSE THE IN LEAKAGE STOPPED. THE LICENSEE | | SUBSEQUENTLY REOPENED THE FEEDWATER REGULATING VALVES AND REESTABLISHED | | LONG CYCLE CLEANUP. | | | | THE LICENSEE INFORMED THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28443 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WASHINGTON NUCLEAR REGION: 4 |NOTIFICATION DATE: 02/26/95 | |UNIT: [2] [ ] [ ] STATE: WA |NOTIFICATION TIME: 22:59 [ET]| |RX TYPE: [2] GE-5 |EVENT DATE: 02/26/95 | +------------------------------------------------+EVENT TIME: 17:39[PST]| |NRC NOTIFIED BY: BERRY |LAST UPDATE DATE: 02/26/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LINDA HOWELL 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | A/R Y 100 POWER OPERATION | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - Rx SCRAM FROM 100% DUE TO APRM UP SCALE NEUTRON TRIP SETPOINT OF 118% - | | | | AT 1739 (PST), WITH THE PLANT AT 100% POWER, THE MAIN TURBINE GOVERNOR | | VALVES RAMPED CLOSED CAUSING REACTOR PRESSURE TO INCREASE FROM A NORMAL OF | | 1000 PSIG TO 1070 PSIG WHICH CAUSED POWER TO INCREASE TO CAUSE THE REACTOR | | TO SCRAM AT THE APRM UP SCALE NEUTRON TRIP SETPOINT OF 118%. | | | | ALL CONTROL RODS INSERTED COMPLETELY. 2 OF 18 SRVs LIFTED AS A RESULT | | OF THE PRESSURE SPIKE AND RESEATED PROPERLY. STEAM IS BEING USED BY THE | | TURBINE DRIVEN MAIN FEEDWATER PUMPS. | | | | THE PLANT IS STABLE IN CONDITION 3 (HOT SHUTDOWN). | | | | LICENSEE IS INVESTIGATING THE CAUSE AND SUSPECTS A PROBLEM WITH THE DIGITAL | | ELECTRO-HYDRAULIC CONTROL SYSTEM. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | LICENSEE PLANS TO ISSUE A PRESS RELEASE. | | | | *** UPDATE 2/27/95 @ 01:15 FROM THE SENIOR RESIDENT (BARR) TAKEN BY | | SEBROSKY*** | | | | THE LICENSEE IS INVESTIGATING A HIGH VIBRATION PROBLEM THAT OCCURRED ON THE | | MAIN TURBINE AS IT COASTED DOWN. AT 1200 TO 1500 RPM ON THE TURBINE A | | DISPLACEMENT OF 19 MILS WAS NOTICED. NORMAL DISPLACEMENT IS 4 TO 7 MILS. | | THERE IS ALSO INDICATION THAT THE MAIN TURBINE SHAFT HAS MOVED FORWARD INTO | | THE THRUST BEARING. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28444 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 02/27/95 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 01:28 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 02/26/95 | +------------------------------------------------+EVENT TIME: 23:58[CST]| |NRC NOTIFIED BY: RICHARD WILLIAMS |LAST UPDATE DATE: 02/27/95 | |HQ OPS OFFICER: JOSEPH SEBROSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES CREED RDO | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PROCESS COMPUTER TAKEN OUT OF SERVICE FOR PLANNED MAINTENANCE. | | | | THE LICENSEE TOOK THE PROCESS COMPUTER OUT OF SERVICE TO PERFORM AN | | UPGRADE. THE DURATION OF THE WORK IS EXPECTED TO BE 3 TO 5 DAYS. THE LOSS | | OF THE PROCESS COMPUTER RESULTS IN THE LOSS OF THE SAFETY PARAMETER DISPLAY | | SYSTEM BUT DOES NOT AFFECT ANY ANNUNCIATORS IN THE LICENSEE'S CURRENT MODE | | OF OPERATION. | | | | THE LICENSEE HAS INFORMED THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+