U.S. Nuclear Regulatory Commission Operations Center Event Reports For 07/06/94 - 07/07/94 ** EVENT NUMBERS ** 27484 27488 27489 27490 27491 27492 27493 27494 27495 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27484 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 07/05/94 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 12:18 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 07/05/94 | +------------------------------------------------+EVENT TIME: 12:05[EDT]| |NRC NOTIFIED BY: DECKER |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |JACK DURR RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |CHRIS GRIMES EO | |NLCO TECH SPEC LCO A/S |SIMMERS FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | - UE DUE TO CONTAINMENT SPRAY SYSTEM INOP DUE TO HEAT EXCHANGER FOULING - | | | | LICENSEE DECLARED AN UNUSUAL EVENT DUE TO BOTH TRAINS OF THE CONTAINMENT | | SPRAY SYSTEM BEING DECLARED INOPERABLE DUE TO HEAT EXCHANGER FOULING. | | | | TECH SPEC LCO A/S 3.4.C.7 REQUIRES LICENSEE TO IMMEDIATELY COMMENCE A | | PLANT SHUTDOWN AND TO PLACE THE PLANT IN AT LEAST COLD SHUTDOWN CONDITION | | WITHIN 30 HOURS WITH BOTH TRAINS INOPERABLE. | | | | TECH SPEC LCO A/S 3.4.C.3 REQUIRES LICENSEE TO PLACE THE PLANT IN AT LEAST | | COLD SHUTDOWN CONDITION WITHIN 7 DAYS WITH ONE TRAIN INOPERABLE. | | | | LICENSEE EXPECTS TO RESTORE AT LEAST ONE TRAIN TO OPERABLE STATUS WITHIN | | 24 HOURS. | | | | LICENSEE BEGAN REDUCING POWER AND EXPECTS TO PLACE THE PLANT IN | | HOT SHUTDOWN CONDITION WITHIN 24 HOURS PROVIDED AT LEAST ONE TRAIN | | HAS NOT BEEN RESTORED TO OPERABLE STATUS WITHIN 24 HOURS. | | | | LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND THE NRC RESIDENT INSPECTOR | | OF THE DECLARATION OF THE UNUSUAL EVENT. | | | | *** UPDATE FROM HUTTON TO HUFFMAN AT 0242 EDT ON 7/6/94 *** | | THE LICENSEE TERMINATED THEIR UNUSUAL EVENT AT 0225 WHEN THE SYSTEM "1" | | CONTAINMENT SPRAY HEAT EXCHANGER WAS CLEANED, RETURNED TO SERVICE AND | | DECLARED OPERABLE. POWER HAD BEEN REDUCED TO 52% AND THE LICENSEE PLANS TO | | INCREASE TO FULL POWER. STATE & LOCAL AUTHORITIES HAVE BEEN INFORMED & THE | | RI WILL BE INFORMED. HOO NOTIFIED R1DO(DURR); EO(ROSSI); FEMA (LOUZONIS). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27488 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 07:05 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 06:15[EDT]| |NRC NOTIFIED BY: HUTTON |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK DURR 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 85 POWER OPERATION | 85 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE NATIONAL MARINE FISHERIES SERVICE WILL BE NOTIFIED THAT A DEAD SEA | | TURTLE WAS RECOVERED DURING THE "RAKING" OF TRASH RACKS IN THE SERVICE | | WATER SYSTEM AT THE INTAKE CANAL FROM THE ATLANTIC OCEAN. STATE AND LOCAL | | AGENCIES MAY ALSO BE NOTIFIED. THE LICENSEE WILL INFORM THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27489 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [2] [ ] STATE: MD |NOTIFICATION TIME: 10:49 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 09:00[EDT]| |NRC NOTIFIED BY: JOHN DENTON |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: WILLIAM HUFFMAN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK DURR 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 TO THE MARYLAND DEPARTMENT OF ENVIRONMENT. | | | | THE LICENSEE REPORTED THAT THEIR SALINITY METER FOR CONTINUOUS MONITORING | | OF BAY WATER WAS OUT OF SERVICE. REPAIRS TO THE METER ARE IN PROGRESS. THE | | RESIDENT INSPECTOR WAS NOTIFIED IN ADDITION TO THE APPROPRIATE STATE | | OFFICIALS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27490 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRAIDWOOD REGION: 3 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 14:09 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 10:25[CDT]| |NRC NOTIFIED BY: ZOLAN |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | EMERGENCY SIRENS OUT OF SERVICE FOR FIVE MINUTES. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | "COMED (FORMERLY COMMONWEALTH EDISON) BRAIDWOOD STATION IS MAKING THIS | | COURTESY EMERGENCY NOTIFICATION SYSTEM (ENS) NOTIFICATION TO THE NRC TO | | REPORT A CONFIRMED LOSS OF THE PROMPT NOTIFICATION SYSTEM (EMERGENCY | | SIRENS) WITHIN KANKAKEE COUNTY ILLINOIS. | | | | COMED CORPORATE EMERGENCY PREPAREDNESS WAS NOTIFIED AT 1025 CDT THAT DUE TO | | SEVERE THUNDERSTORMS IN THE AREA THE EMERGENCY SIRENS IN KANKAKEE COUNTY | | ILLINOIS WERE CONFIRMED TO BE DISABLED. REPAIR CREWS ON THE SCENE WERE | | ABLE TO ACTIVATE THE SIRENS MANUALLY IF NECESSARY. THE CONTROLLER THAT | | ACTIVATES THE SIRENS WAS REPAIRED AND RETURNED TO SERVICE AT 1030 CDT, | | AND AS OF THIS TIME ALL SIRENS ARE WORKING PROPERLY. | | | | NO OTHER COMED NUCLEAR FACILITIES ARE OR WERE AFFECTED." | | END OF TEXT. | | | | NOTE: SEE EVENTS #27493, #27494, & #27495 FOR SIMILAR EVENTS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27491 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [2] [ ] STATE: AL |NOTIFICATION TIME: 15:12 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 13:30[CDT]| |NRC NOTIFIED BY: ALLISON |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |SKINNER RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |CHAFFEE EO | | |CALDWELL FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | AN NOUE WAS DECLARED WHEN ACCESS TO THE RIVER WATER STRUCTURE WAS LIMITED | | DUE TO INCREASED LEVEL OF THE RIVER CAUSED BY RAINS ASSOCIATED WITH | | TROPICAL STORM ALBERTO. | | | | AN NOUE WAS DECLARED AT 1330CDT WHEN ACCESS TO THE RIVER WATER STRUCTURE | | BECAME LIMITED DUE TO AN INCREASE IN RIVER LEVEL. AT 1400CDT, RIVER LEVEL | | WAS MEASURED AT 115 FEET, 10 INCHES. THE INCREASE IN RIVER LEVEL IS | | ATTRIBUTED TO RAINS ASSOCIATED WITH TROPICAL STORM ALBERTO. NO PLANT | | EQUIPMENT HAS BEEN AFFECTED BY THE RAINS AND STANDING WATER ONSITE. BOTH | | UNITS ARE STABLE AT 100%. OFFSITE POWER IS STABLE AND ALL SAFETY EQUIPMENT | | (EXCEPT THE "B" CONTAINMENT SPRAY PUMP FOR A NORMAL SURVEILLANCE) REMAINS | | OPERABLE AND AVAILABLE. | | | | RAINS CONTINUE AT THIS TIME. THE RIVER IS EXPECTED TO CREST AT 120 FEET | | SOMETIME TOMORROW. THE RIVER WATER STRUCTURE REMAINS ACCESSIBLE BY BOAT. | | PERSONNEL ARE AT THE STRUCTURE AT THIS TIME AND IT WILL BE MANNED AS LONG | | AS POSSIBLE. THE LICENSEE WILL ENTER AN ALERT AT A RIVER LEVEL GREATER | | THAN 127 FEET. THERE ARE CURRENTLY NO PLANS TO REDUCE POWER. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE ALABAMA RADIATION | | CONTROL DIVISION AND GEORGIA EMERGENCY MANAGEMENT AGENCY WERE NOTIFIED. | | | | *** UPDATE FROM JOHNSON TO HUFFMAN AT 0430 EDT ON 7/7/94 *** | | CURRENT RIVER WATER LEVEL IS 120 FEET AND STILL RISING SLOWLY. MORE RAIN IS | | ANTICIPATED IN THE AREA. NORMAL RIVER WATER LEVEL THIS TIME OF YEAR WOULD | | BE APPROXIMATELY 90 FEET. THE RIVER WATER PUMP HOUSE CONTAINS PUMPS WHICH | | PROVIDE MAKEUP WATER TO THE LICENSEE'S COOLING TOWERS AND EMERGENCY COOLING | | POND. THE PUMP HOUSE IS NORMALLY ACCESSIBLE BY FOOT BUT IS NOW SURROUNDED | | BY THE SWOLLEN RIVER WATERS AND CAN BE REACHED ONLY VIA A PONTOON BOAT. | | PERSONNEL ARE STATIONED INSIDE THE PUMP HOUSE AND ARE MONITORING INLEAKAGE | | TO THAT STRUCTURE. SUMP PUMPS WITHIN THE BUILDING ARE CURRENTLY ABLE TO | | KEEP UP WITH THE INLEAKAGE. | | | | THE LICENSEE STATED THAT ACCESS TO AND FROM THE PLANT IS SATISFACTORY BUT | | THAT THE NATIONAL GUARD HAD BEEN STAGED AT KEY ROAD LOCATIONS TO ENSURE | | ADEQUATE EGRESS IF AN EVACUATION WERE NEEDED. LICENSEE MANAGEMENT PLANS TO | | EVALUATE CONTINUED FULL POWER OPERATIONS EARLY TODAY BASED ON THE WEATHER | | PREDICTIONS AT THAT TIME. | | | | R2DO(SKINNER) HAS BEEN NOTIFIED. | | | | HOO NOTE: THIS INFORMATION WAS OBTAINED DURING THE ROUTINE PLANT STATUS | | CALL AND WAS NOT PROVIDED AS A FORMAL UPDATE BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27492 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WASHINGTON NUCLEAR REGION: 4 |NOTIFICATION DATE: 07/06/94 | |UNIT: [2] [ ] [ ] STATE: WA |NOTIFICATION TIME: 16:45 [ET]| |RX TYPE: [2] GE-5 |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 12:36[PDT]| |NRC NOTIFIED BY: PERINO |LAST UPDATE DATE: 07/06/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN PELLET 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -ESF ACTUATIONS & Rx VESSEL INJECTION DUE TO FILLING WRONG INSTRUMENT LINE- | | | | WITH UNIT 2 IN CONDITION 4 (COLD SHUTDOWN) IN A REFUELING OUTAGE, LICENSEE | | WAS PERFORMING A TECH SPEC SURVEILLANCE TEST OF THE MAIN STEAM SYSTEM WHEN | | UNIT 2 RECEIVED A LOW REACTOR VESSEL WATER LEVEL SIGNAL. | | | | THIS SIGNAL CAUSED THE FOLLOWING ESF ACTUATIONS: A HALF SCRAM SIGNAL | | ON RPS CHANNEL 'B'; RHR SYSTEM, TRAIN 'A', ACTUATED AND THE RHR SYSTEM | | INJECTION VALVE OPENED BUT THE SYSTEM DID NOT INJECT WATER INTO THE | | REACTOR VESSEL DUE TO THE VALVE LINEUP IN THE SHUTDOWN COOLING MODE; | | LOW PRESSURE CORE SPRAY SYSTEM ACTUATED AND INJECTED APPROXIMATELY | | 4000 GALLONS OF WATER INTO THE REACTOR VESSEL CAUSING THE REACTOR VESSEL | | WATER LEVEL TO RISE APPROXIMATELY 20 INCHES; AND #1 EDG STARTED BUT DID | | NOT LOAD. | | | | AFTER VERIFYING THAT THE LOW REACTOR VESSEL WATER LEVEL SIGNAL WAS AN | | INVALID SIGNAL, LICENSEE RESET ALL SYSTEMS AND EQUIPMENT TO NORMAL. | | | | LICENSEE DETERMINED THAT THE INVALID LOW REACTOR VESSEL WATER LEVEL SIGNAL | | WAS CAUSED BY A TECHNICIAN BACKFILLING THE LINE TO THE WRONG INSTRUMENT, | | REACTOR VESSEL FUEL ZONE LEVEL TRANSMITTER #MS-LT-44A, DURING THE | | SURVEILLANCE TEST. | | | | LICENSEE IS INVESTIGATING THE ROOT CAUSE & DETERMINING CORRECTIVE ACTIONS. | | | | LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | NOTE: SEE EVENT #27481 FOR A SIMILAR EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27493 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 07/06/94 | |UNIT: [ ] [2] [3] STATE: IL |NOTIFICATION TIME: 20:54 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 19:25[CDT]| |NRC NOTIFIED BY: KUCZYNSKI |LAST UPDATE DATE: 07/07/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 96 POWER OPERATION | 96 POWER OPERATION | | 3 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | GRUNDY COUNTY OFFICIALS NOTIFIED LICENSEE THAT THEIR OFFSITE EMERGENCY | | SIRENS HAD BEEN INOPERABLE FOR LONGER THAN 1 HOUR POSSIBLY DUE TO LOCAL | | THUNDERSTORMS. | | | | SIRENS ARE BEING REPAIRED. | | | | LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | DRESDEN IS LOCATED APPROXIMATELY 5 MILES FROM BRAIDWOOD AND 15 MILES FROM | | LASALLE. | | | | NOTE: SEE EVENTS #27490, #27494, & #27495 FOR SIMILAR EVENTS. | | | | *** UPDATE FROM LIZALEK TO HUFFMAN AT 0008 EDT ON 7/7/94 *** | | GRUNDY COUNTY SIRENS HAVE BEEN RETURNED TO SERVICE. R3DO(JACOBSON) | | INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27494 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRAIDWOOD REGION: 3 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 21:14 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 19:25[CDT]| |NRC NOTIFIED BY: YURKOVICH |LAST UPDATE DATE: 07/07/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | GRUNDY COUNTY OFFICIALS NOTIFIED LICENSEE THAT THEIR OFFSITE EMERGENCY | | SIRENS HAD BEEN INOPERABLE FOR LONGER THAN 1 HOUR POSSIBLY DUE TO LOCAL | | THUNDERSTORMS. | | | | SIRENS ARE BEING REPAIRED. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | BRAIDWOOD IS LOCATED APPROXIMATELY 5 MILES FROM DRESDEN AND 20 MILES FROM | | LASALLE. | | | | NOTE: SEE EVENTS #27490, #27493, & #27495 FOR SIMILAR EVENTS. | | | | *** UPDATE FROM LIZALEK TO HUFFMAN AT 0008 EDT ON 7/7/94 *** | | GRUNDY COUNTY SIRENS HAVE BEEN RETURNED TO SERVICE. R3DO(JACOBSON) | | INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27495 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 07/06/94 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 21:18 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 07/06/94 | +------------------------------------------------+EVENT TIME: 19:25[CDT]| |NRC NOTIFIED BY: HENRY |LAST UPDATE DATE: 07/07/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 2 STARTUP | 2 STARTUP | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | GRUNDY COUNTY OFFICIALS NOTIFIED LICENSEE THAT THEIR OFFSITE EMERGENCY | | SIRENS HAD BEEN INOPERABLE FOR LONGER THAN 1 HOUR POSSIBLY DUE TO LOCAL | | THUNDERSTORMS. | | | | SIRENS ARE BEING REPAIRED. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | LASALLE IS LOCATED APPROXIMATELY 15 MILES FROM DRESDEN AND 20 MILES FROM | | BRAIDWOOD. | | | | NOTE: SEE EVENTS #27490, #27493, & #27494 FOR SIMILAR EVENTS. | | | | ***UPDATE FROM LIZALEK TO HUFFMAN AT 0008 EDT ON 7/7/94 *** | | GRUNDY COUNTY SIRENS HAVE BEEN RETURNED TO SERVICE. R3DO(JACOBSON) | | INFORMED. | +------------------------------------------------------------------------------+