U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/09/98 - 04/10/98 ** EVENT NUMBERS ** 33887 34032 34039 34040 34041 34042 34043 34044 34045 34046 34047 34048 34049 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33887 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 03/12/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 16:21 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 03/12/98 | +------------------------------------------------+EVENT TIME: 15:32[EST]| |NRC NOTIFIED BY: JOHN APRIL |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD CONTE 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 +------------------------------------------------------------------------------+ | A POTENTIAL CONDITION EXISTS THAT COULD CREATE A DIRECT VENT PATH FROM THE | | CONTAINMENT TO ATMOSPHERE. | | | | DURING REVIEW OF A VERMONT YANKEE EVENT NOTIFICATION (#33789), CONCERNING | | THE VENTING OF THE PRIMARY CONTAINMENT VIA THE STANDBY GAS TREATMENT SYSTEM | | [REACTOR BUILDING EMERGENCY VENTILATION SYSTEM (RBEVS) AT NINE MILE POINT], | | IT HAS PRELIMINARILY BEEN DETERMINED THAT A SIMILAR CONDITION COULD OCCUR | | AT NINE MILE POINT UNIT 1. SPECIFICALLY, WHILE VENTING THE PRIMARY | | CONTAINMENT VIA THE RBEVS CONCURRENT WITH A LOSS OF COOLANT ACCIDENT | | (LOCA), THE DESIGN PRESSURE OF THE DUCT WORK COULD BE EXCEEDED, AND A | | DIRECT RELEASE PATH COULD BE OPENED FROM THE PRIMARY CONTAINMENT. THE | | ACTION OF VENTING THE CONTAINMENT AT POWER USING THE RBEVS HAS PREVIOUSLY | | BEEN PERFORMED. ADMINISTRATIVE CONTROLS HAVE BEEN PLACED TO PREVENT THIS | | ACTION PENDING FURTHER REVIEW. THIS IS BEING CONSIDERED A CONDITION THAT | | ALONE COULD HAVE PREVENTED THE FULFILLMENT OF THE SAFETY FUNCTION OF THE | | RBEVS (POST-LOCA) IN LIMITING THE RELEASE OF RADIOACTIVE MATERIAL DUE TO | | FILTER HOUSING FAILURE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1731 ON 04/09/98 BY DAN BIERBRAUER TAKEN BY JOLLIFFE * * * | | | | AFTER FURTHER REVIEW, THE LICENSEE DETERMINED THAT THE LIMITATION OF THE | | VALVE OPENING TIME IS BASED ON THE LOW PROBABILITY OF A DESIGN BASIS | | ACCIDENT RESULTING IN A POTENTIAL RADIOLOGICAL RELEASE, CONCURRENT WITH | | VENT OR PURGE SYSTEM OPERATION. THIS EVENT IS DEEMED TO BE NOT CREDIBLE | | IN THE LICENSING BASIS. THE AMOUNT OF TIME THESE VALVES ARE OPENED ARE | | LIMITED TO A FEW ACTIVITIES SUCH AS INERTING AND DEINERTING AT THE | | BEGINNING AND END OF AN OUTAGE THAT REQUIRES DRYWELL ENTRY AND CONTROLLING | | CONTAINMENT PRESSURE DURING ATMOSPHERIC PRESSURE CHANGES. | | | | THUS, UNIT 1 IS IN COMPLIANCE WITH THE LICENSING BASIS. THEREFORE, THIS | | EVENT IS NOT REPORTABLE TO THE NRC AND THE LICENSEE DESIRES TO RETRACT THIS | | EVENT NOTIFICATION. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO GLENN MEYER. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34032 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DAVIS BESSE REGION: 3 |NOTIFICATION DATE: 04/07/98 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 18:55 [ET]| |RX TYPE: [1] B&W-R-LP |EVENT DATE: 04/07/98 | +------------------------------------------------+EVENT TIME: 14:14[EDT]| |NRC NOTIFIED BY: CRAIG GILLIG |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK RING 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 74 POWER OPERATION | 74 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ENTERED/EXITED TECHNICAL SPECIFICATION REQUIRED SHUTDOWN ACTION STATEMENT | | DUE TO INOPERABLE MAIN STEAM SAFETY VALVE. | | | | WHILE PERFORMING SETPOINT TESTING OF MAIN STEAM SAFETY VALVES, THE SETPOINT | | FOR VALVE SP17B3 WAS FOUND TO BE OUT OF TOLERANCE AND THE VALVE WAS | | DECLARED INOPERABLE. THE VALVE WAS SUBSEQUENTLY ADJUSTED AND DECLARED | | OPERABLE. HOWEVER, POST-TEST CALIBRATION OF THE PRESSURE GAUGE USED FOR THE | | TEST WAS UNSATISFACTORY, AND THE VALVE WAS AGAIN DECLARED INOPERABLE. | | | | TECHNICAL SPECIFICATION 3.7.1.1 REQUIRES THAT THE VALVE BE RESTORED OR THE | | HIGH NEUTRON FLUX TRIP SETPOINTS BE REDUCED WITHIN FOUR HOURS. DUE TO THE | | PROBLEM WITH THE PRESSURE GAUGE, THE LICENSEE ASSUMED THAT THE VALVE WAS | | INOPERABLE AS OF 1414 (THE TIME OF INITIAL INOPERABILITY); THEREFORE THE | | FOUR HOUR REQUIREMENTS WERE NOT MET. IN THIS CASE, TECHNICAL SPECIFICATIONS | | REQUIRE THAT THE UNIT BE PLACED IN HOT STANDBY WITHIN THE FOLLOWING SIX | | HOURS. THE LICENSEE REPORTED THAT THE HIGH NEUTRON FLUX TRIP SETPOINTS WERE | | READJUSTED APPROXIMATELY 14 MINUTES AFTER EXPIRATION OF THE INITIAL FOUR | | HOUR TIME LIMIT, PERMITTING THE UNIT TO EXIT THE SHUTDOWN REQUIREMENT. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED. | | | | * * * UPDATE AT 1206 ON 04/0/98 FROM D. LOCKWOOD ENTERED BY JOLLIFFE * * * | | | | AFTER FURTHER REVIEW OF THIS EVENT AND THE LICENSEE ACTIONS TAKEN, THE | | LICENSEE DETERMINED THAT NOTIFICATION TO THE NRC WAS NOT REQUIRED AS NO | | ACTIONS TO START REDUCING REACTOR POWER HAD BEEN TAKEN. | | | | THE INITIAL NOTIFICATION WAS MADE AS A RESULT OF NOT RESTORING AN | | INOPERABLE MAIN STEAM SAFETY VALVE TO OPERABLE STATUS OR COMPLETING THE | | MODIFICATION TO THE REACTOR PROTECTION SYSTEM (RPS) HIGH FLUX TRIP | | SETPOINTS FOR THE NECESSARY RPS CHANNELS WITHIN 4 HOURS. THE NOTIFICATION | | WAS BASED ON THE TECHNICAL SPECIFICATION (TS) ACTION STATEMENT REQUIREMENT | | TO PLACE THE UNIT IN HOT STANDBY (MODE 3) WITHIN THE FOLLOWING 6 HOURS. | | HOWEVER, THE REQUIRED RPS CHANNELS WERE RESET WITHIN THE FOLLOWING HOUR AND | | THUS, NO TSs WERE VIOLATED. THEREFORE, THE LICENSEE DESIRES TO RETRACT | | THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R3DO MARK RING. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34039 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 04/09/98 | |UNIT: [ ] [ ] [3] STATE: IL |NOTIFICATION TIME: 02:32 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 00:40[CDT]| |NRC NOTIFIED BY: VERCELLI |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK RING RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | A/R Y 100 POWER OPERATION | 0 HOT SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PLANT HAD A REACTOR SCRAM FROM 100% POWER DUE TO MAIN STEAM ISOLATION VALVE | | (MSIV) CLOSURE. | | | | THE PLANT RECEIVED A REACTOR SCRAM DUE TO MSIV CLOSURE. THIS OCCURRED | | WHILE THE UNIT WAS OPERATING WITH A 1/2 GROUP 1(MSIV) ISOLATION DUE TO A | | FAILED MAIN STEAM LINE HIGH FLOW SWITCH. WHEN THE SCRAM OCCURRED NO WORK | | WAS IN PROGRESS AND NO GROUP 1 ISOLATION SIGNAL WAS RECEIVED BASED ON A | | REVIEW OF THE ANNUNCIATORS. AN INVESTIGATION TO DETERMINE THE CAUSE OF THE | | MSIV CLOSURE IS ONGOING. | | | | AS A RESULT OF THE SCRAM ALL RODS FULLY INSERTED, NO SAFETY VALVES LIFTED | | AND NO INJECTION OCCURRED. AS A RESULT OF A HIGH REACTOR WATER LEVEL, | | WATER ENTERED THE HIGH PRESSURE COOLANT INJECTION SYSTEM AND IT WAS | | DECLARED INOPERABLE. A GROUP 2 AND 3 ISOLATION WAS LATER RECEIVED ON LOW | | WATER LEVEL. HPCI WAS DECLARED OPERABLE AT 0119 WHEN WATER WAS DRAINED | | FROM THE HPCI LINE. REACTOR PRESSURE IS BEING CONTROLLED WITH THE | | ISOLATION CONDENSER. | | | | THE RESIDENT INSPECTOR WILL BE INFORMED. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34040 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUSQUEHANNA REGION: 1 |NOTIFICATION DATE: 04/09/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 07:12 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 03:51[EDT]| |NRC NOTIFIED BY: WALSH |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER 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 Y 95 POWER OPERATION | 95 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT HAD A START OF THE "D" RHR PUMP. | | | | UNIT 1 RECEIVED THE ADS DIV II RHR - CORE SPRAY LOOP "B" OPERATING | | PERMISSIVE ALARM AND BOTH UNITS RECEIVED THE VITAL UPS TROUBLE ALARMS. A | | WALKDOWN OF THE CONTROL PANELS IDENTIFIED THAT THE UNIT 1 "D" RHR PUMP WAS | | RUNNING ON MIN-FLOW WITH THE INJECTION VALVE CLOSED. PLANT PARAMETERS WERE | | CHECKED AND NO RHR INITIATION SIGNALS WERE PRESENT. THE ALARMS WHICH WERE | | RECEIVED WERE CONSISTENT WITH AN RHR PUMP START. NO OTHER CONTROL ROOM | | ALARMS WERE RECEIVED DURING THAT TIME PERIOD. AN INVESTIGATION INTO THE | | CAUSE OF THE START OF THE PUMP IS ONGOING. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34041 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ALLIED-SIGNAL INC. |NOTIFICATION DATE: 04/09/98 | | RXTYPE: URANIUM HEXAFLUORIDE PRODUCTION |NOTIFICATION TIME: 11:21 [ET]| |COMMENTS: UF6 CONVERSION (DRY PROCESS) |EVENT DATE: 04/08/98 | | |EVENT TIME: 18:00[CDT]| | |LAST UPDATE DATE: 04/09/98 | | CITY: METROPOLIS REGION: 3 +-----------------------------+ | COUNTY: MASSAC STATE: IL |PERSON ORGANIZATION| |LICENSE#: SUB-526 AGREEMENT: Y |MARK RING RDO | | DOCKET: 04003392 | | +------------------------------------------------+ | |NRC NOTIFIED BY: ROBERTS | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |JBBF 40.60(b)(2)(ii) EQUIP DISABLED/FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED THE FAILURE OF THEIR 7 BAND WEATHER CHANNEL RADIO. | | | | DURING THE TORNADO WARNING NEAR THE SITE YESTERDAY, THE LICENSEE ATTEMPTED | | TO USE THEIR ONLY RADIO, RADIO SHACK MODEL 12-243 WEATHER CHANNEL RADIO, | | THEY HAD TO MONITOR THE WEATHER. IT WAS DETERMINED THAT THE PROBLEM WAS | | DUE TO A LOOSE 9V BATTERY CONNECTION WHICH WAS FIXED. THEY ARE IN THE | | PROCESS OF PURCHASING A BACKUP RADIO. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34042 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/09/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:03 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/08/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 13:30[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/09/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JIM MCCORMICKBARGER RDO | | DOCKET: 0707002 |DON COOL, NMSS EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: RICK LARSON | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - NRC BULLETIN 91-01, 24 HOUR REPORT - | | | | AT 1330 ON 04/08/98, PLANT OPERATIONS PERSONNEL DISCOVERED THAT A NUCLEAR | | CRITICALITY SAFETY APPROVAL (NCSA) REQUIREMENT WAS NOT BEING MAINTAINED | | WITHIN THE X-326 PROCESS BUILDING. A PLASTIC BAG CONTAINING A POTENTIALLY | | CONTAMINATED COMPONENT LOCATED INSIDE A CONTAMINATED SCRAP METAL DRUM WAS | | FOUND TO BE IN VIOLATION OF REQUIREMENT #10B OF NCSA PLANT 048.A02 WHICH | | REQUIRES TWO FEET EDGE-TO-EDGE SPACING ON ITEMS WITH A VOLUME GREATER | | THAN ONE GALLON. THIS CONDITION CONSTITUTES THE LOSS OF CONTROL "A" | | (INTERACTION/SPACING) IN THE DOUBLE CONTINGENCY MATRIX FOR CONTINGENCY | | EVENT A/B.7.1. CONTROL "B" (MODERATION) WAS MAINTAINED THROUGHOUT THIS | | EVENT. PLANT PERSONNEL MOVED THE MATERIAL TO THE CORRECT SPACING BY 1538 | | ON 04/08/98. | | | | THERE WAS NO LOSS OF HAZARDOUS OR RADIOACTIVE MATERIAL NOR RADIOACTIVE OR | | RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT. | | | | PLANT PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND THE DOE SITE | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34043 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/09/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:07 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/08/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 13:45[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/09/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JIM MCCORMICKBARGER RDO | | DOCKET: 0707002 |DON COOL, NMSS EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: RICK LARSON | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - NRC BULLETIN 91-01, 24 HOUR REPORT - | | | | AT 1345 ON 04/08/98, OPERATIONS PERSONNEL DISCOVERED THAT A NUCLEAR | | CRITICALITY SAFETY APPROVAL (NCSA) REQUIREMENT WAS NOT BEING MAINTAINED IN | | THE X-326 PROCESS BUILDING. DRY ACTIVE WASTE WAS DISCOVERED IN WATER | | SOLUBLE LAUNDRY BAGS IN VIOLATION OF REQUIREMENT #4 OF NCSA PLANT 018.A01 | | WHICH SPECIFIES THAT DRY ACTIVE WASTE BAGS SHALL HAVE HOLES IN THE BOTTOM | | OF EACH BAG TO ALLOW FOR SOLUTION DRAINAGE. THE LOSS OF CONTROL "B" | | (MODERATION) CONSTITUTES THE LOSS OF ONE CONTROL IN THE DOUBLE CONTINGENCY | | MATRIX FOR CONTINGENCY EVENT A/B.1.1. CONTROL "A" (MASS) WAS MAINTAINED | | THROUGHOUT THIS EVENT. PLANT PERSONNEL PLACED THE DRY ACTIVE WASTE IN A | | PROPER BAG WITH HOLES IN IT BY 1518 ON 04/08/98. | | | | THERE WAS NO LOSS OF HAZARDOUS OR RADIOACTIVE MATERIAL NOR RADIOACTIVE OR | | RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT. | | | | PLANT PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND THE DOE SITE | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34044 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: UNIVERSITY OF MICHIGAN |NOTIFICATION DATE: 04/09/98 | | CITY: REGION: 3 |NOTIFICATION TIME: 15:37 [ET]| | COUNTY: STATE: MI |EVENT DATE: 04/08/98 | |LICENSE#: 21-00215-06 AGREEMENT: N |EVENT TIME: 20:15[EDT]| | DOCKET: |LAST UPDATE DATE: 04/09/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JIM MCCORMICKBARGER RDO | | |MICHAEL WEBER, MNSS EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: BOB BLACKBURN | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |MAAA 36.83(a)(1) UNSHIELD STUCK SOURCE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - STUCK PANORAMIC WET SOURCE STORAGE TYPE IRRADIATOR SOURCE - | | | | WHILE LOWERING A 20,000 CURIE Co-60 GAMMA EMITTING SOURCE, FOR A PANORAMIC | | WET SOURCE STORAGE TYPE IRRADIATOR, INTO THE SHIELDING WATER, THE SOURCE | | BECAME STUCK AT APPROXIMATELY 6 INCHES ABOVE THE TOP OF THE WATER. THE | | IRRADIATOR OPERATORS JOSTLED THE SOURCE TO UNSTICK IT AND LOWERED IT INTO | | THE SHIELDING WATER WHERE IT BECAME STUCK AGAIN AT APPROXIMATELY 8 FEET | | BELOW THE SURFACE OF THE WATER. TWO OPERATORS ENTERED THE HIGH RADIATION | | ROOM TO UNTWIST THE SOURCE CABLE AND OBSERVED SLIGHT DAMAGE TO THE CABLE. | | THE OPERATORS THEN LOWERED THE SOURCE TO ITS LOWEST POSITION UNDER WATER, | | APPROXIMATELY 11 FEET BELOW THE SURFACE OF THE WATER. THE OPERATORS | | ESTIMATED THAT THEY RECEIVED 3 MILLIREMS EACH WHILE INSIDE THE ROOM. NO | | PERSONNEL WERE INJURED OR CONTAMINATED. THE OPERATORS PLAN TO REPLACE THE | | SOURCE CABLE. THE OPERATORS ARE INVESTIGATING THIS EVENT AND PLAN TO | | SUBMIT A WRITTEN REPORT TO NRC REGION 3 WITHIN 30 DAYS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34045 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: WASHINGTON STATE UNIVERSITY |NOTIFICATION DATE: 04/09/98 | | CITY: PULLMAN REGION: 4 |NOTIFICATION TIME: 16:00 [ET]| | COUNTY: STATE: WA |EVENT DATE: 04/08/98 | |LICENSE#: WN-C003-1 AGREEMENT: Y |EVENT TIME: 12:00[PDT]| | DOCKET: |LAST UPDATE DATE: 04/09/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |CHARLES CAIN, R4 RDO | | |DON COOL, NMSS EO | +------------------------------------------------+ROBERTA WARREN, NMSS IAT | |NRC NOTIFIED BY: TERRY FRAZEE, STATE OF WA |D. CHAMBERLAIN, R4 IAT | |HQ OPS OFFICER: DICK JOLLIFFE |BRECK HENDERSON, R4 PAO | +------------------------------------------------+JOSEPH GIITTER IRD | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -FILM BADGES FROM WASHINGTON STATE UNIVERSITY LAB FOUND TO BE CONTAMINATED- | | | | TERRY FRAZEE, STATE OF WASHINGTON RADIOACTIVE MATERIALS PROGRAM MANAGER, | | REPORTED THAT WASHINGTON STATE UNIVERSITY (WSU) RECEIVED NOTIFICATION FROM | | ITS FILM BADGE PROCESSOR THAT SEVERAL BADGES FROM WSU WERE CONTAMINATED | | (ISOTOPE P-32) AND COULD NOT BE READ. THE WSU RADIATION SAFETY OFFICER | | (RSO) DETERMINED THAT THE FIVE CONTAMINATED BADGES CAME FROM THE SAME | | LABORATORY AT WSU AND THAT THREE OF THE BADGES CURRENTLY IN USE ARE | | CONTAMINATED. WSU OFFICIALS HAVE INITIATED AN INVESTIGATION INCLUDING A | | RADIOLOGICAL SURVEY, INTERVIEWS OF LAB PERSONNEL, COLLECTION OF BIOASSAY | | SAMPLES, AND RESTRICTING ACCESS TO THE LAB; AND HAVE INVOLVED THE CAMPUS | | POLICE IN THE ONGOING INVESTIGATION. PRELIMINARY INDICATIONS ARE THAT THE | | CONTAMINATION APPEARS TO HAVE BEEN DELIBERATE BUT BIOASSAYS TO DATE SHOW NO | | EVIDENCE OF INTERNAL CONTAMINATION OF LAB WORKERS. | | | | STAFF FROM THE WASHINGTON STATE RADIATION CONTROL PROGRAM (DEPARTMENT OF | | HEALTH, DIVISION OF RADIATION PROTECTION) WERE ON CAMPUS AT THE TIME | | CONDUCTING A ROUTINE INSPECTION OF THIS BROAD SCOPE LICENSEE AND WERE | | IMMEDIATELY INFORMED. STATE REGULATORY STAFF PERSONNEL REVIEWED ACTIONS | | TAKEN BY WSU, CONFIRMING SURVEY MEASUREMENTS THAT SHOWED CONTAMINATION ONLY | | IN THE FILM BADGE STORAGE AREA, AND PLAN TO KEEP IN CLOSE COMMUNICATION | | WITH THE WSU RSO. | | | | WSU OFFICIALS PLAN TO ISSUE A PRESS RELEASE ON 04/09/98. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34046 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 04/09/98 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 16:53 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 15:50[EDT]| |NRC NOTIFIED BY: DEVON PRICE |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER 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 +------------------------------------------------------------------------------+ | -CONTROL AREA CHILLED WATER SYSTEM BACKUP PRESSURE REGULATORS SET TOO LOW- | | | | THE LICENSEE HAD PREVIOUSLY IDENTIFIED A CONDITION ASSOCIATED WITH THE | | SAFETY RELATED CONTROL AREA CHILLED WATER (CACW) SYSTEM CHILLER UNITS THAT | | COULD HAVE PREVENTED THE FULFILLMENT OF A SAFETY FUNCTION NECESSARY TO | | MITIGATE THE CONSEQUENCES OF AN ACCIDENT. THE CACW SYSTEM FUNCTIONS TO | | MAINTAIN DESIGN AIR TEMPERATURE IN THE CONTROL ROOM AND OTHER AREAS IN THE | | AUXILIARY BUILDING. | | | | IN THE EVENT OF AN ACCIDENT RESULTING IN THE LOSS OF INSTRUMENT AIR, THE | | CACW SYSTEM CHILLERS WOULD RECEIVE FULL FLOW FROM THE SAFETY AUXILIARY | | COOLING (SAC) SYSTEM SINCE THE CHILLER PRESSURE CONTROL VALVE FAILS OPEN | | AND PROVIDES MAXIMUM COOLING TO THE CHILLER CONDENSER. MAXIMUM COOLING | | COULD RESULT IN A LOW EVAPORATOR PRESSURE TRIP IF COOLING WATER TEMPERATURE | | WAS EXCESSIVELY LOW. BASED ON INFORMATION PROVIDED BY THE CHILLER | | MANUFACTURER, THERE IS REASONABLE ASSURANCE OF CHILLER OPERABILITY UNDER | | THIS CONDITION WHEN SAC SYSTEM TEMPERATURE IS AT LEAST 55øF. CURRENTLY, | | SAC SYSTEM TEMPERATURE IS ADMINISTRATIVELY CONTROLLED ABOVE 55øF. HOWEVER, | | DURING THE WINTER MONTHS, AND UNDER ACCIDENT CONDITIONS, SAC SYSTEM | | TEMPERATURE IS EXPECTED TO BE BELOW 55øF AND IS COOLED BY RIVER WATER. | | | | TO COMPENSATE FOR THIS CONDITION, THE LICENSEE INSTALLED AN AUTOMATIC | | BACKUP SAFETY RELATED GAS SUPPLY TO THE CHILLER PRESSURE CONTROL VALVES | | DURING A PLANT MODIFICATION DURING THE LAST REFUELING OUTAGE IN LATE 1997. | | DURING AN INSERVICE TEST OF THE IN-SERIES CHECK VALVES THAT SEPARATE THE | | SAFETY RELATED AND THE NON-SAFETY RELATED PORTIONS OF THE GAS SUPPLY, | | THE LICENSEE IDENTIFIED THAT THE ADJUSTMENT SETTINGS OF THE BACKUP GAS | | SUPPLY BOTTLE PRESSURE REGULATORS WERE LESS THAN REQUIRED. THE REGULATOR | | SETTINGS WOULD NOT HAVE PROVIDED SUFFICIENT GAS SUPPLY TO PROPERLY REGULATE | | CONDENSER COOLING FLOW, AND THEREFORE MAY HAVE PREVENTED THE FULFILLMENT OF | | THE ABOVE STATED SAFETY FUNCTION. | | | | CURRENT DELAWARE RIVER WATER TEMPERATURE IS 55.5øF AND IS NOT EXPECTED | | TO DECREASE FURTHER IN THE NEAR TERM. UNDER ALL CONDITIONS, SAC SYSTEM | | TEMPERATURE WILL BE EQUAL TO OR GREATER THAN RIVER WATER TEMPERATURE. | | | | THE #AK400 CONTROL ROOM CHILLER IS CURRENTLY UNDER A 7 DAY TECH SPEC | | LCO A/S 3.7.2 DUE TO AN UNRELATED TRIP CONDITION UNDER INVESTIGATION. | | THE #AK403 CLASS 1E PANEL ROOM CHILLER IS INOPERABLE FOR PLANNED | | MAINTENANCE UNDER A 30 DAY LICENSEE CONTROLLED ALLOWED OUTAGE TIME. | | ALL OTHER REQUIRED ECC SYSTEMS AND SAFETY RELATED EQUIPMENT ARE OPERABLE. | | | | THE LICENSEE IS CHECKING THE REGULATORS AND ADJUSTING THEIR REQUIRED | | SETPOINTS TO ASSURE THE AVAILABILITY OF THE BACKUP SUPPLY IF CALLED UPON | | AND EXPECTS TO COMPLETE THIS ADJUSTMENT ON 04/09/98. THE LICENSEE IS | | DETERMINING THE REASON FOR THE MISADJUSTMENT OF THE REGULATORS AND THE | | ROOT CAUSE OF THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34047 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 04/09/98 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 17:30 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 15:35[EDT]| |NRC NOTIFIED BY: JOHN BALLETTA |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |AMED 50.72(b)(2)(v) OFFSITE MEDICAL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - EMPLOYEE WITH HEAD INJURY TRANSPORTED TO OFFSITE HOSPITAL FOR TREATMENT - | | | | A LICENSEE MECHANIC (PLANT EMPLOYEE) WITH A HEAD INJURY WAS TRANSPORTED | | BY AMBULANCE TO THE OFFSITE HUDSON VALLEY HOSPITAL FOR TREATMENT. THE | | LICENSEE STRETCHER AND THE EMPLOYEE'S PROTECTIVE CLOTHING WHICH CONTAINED | | TRACES OF FIXED CONTAMINATION WERE RETURNED TO THE SITE. THE LICENSEE | | HEALTH PHYSICS TECHNICIANS ACCOMPANIED THE EMPLOYEE TO THE HOSPITAL TO | | ENSURE NO POSSIBLE SPREAD OF ANY CONTAMINATION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34048 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 04/09/98 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 17:55 [ET]| |RX TYPE: [1] CE |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 14:25[EDT]| |NRC NOTIFIED BY: JOHN DALTON |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GLENN MEYER RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, HHS, EPA, FAX | | |DOT, USDA FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - LESS THAN ONE CUP OF OIL DISCHARGED INTO THE SHEEPSCOT RIVER - | | | | THE LICENSEE NOTIFIED THE MAINE DEPARTMENT OF ENVIRONMENTAL PROTECTION | | AND THE NATIONAL RESPONSE CENTER THAT LESS THAN ONE CUP OF OIL HAD BEEN | | DISCHARGED FROM THE PLANT INTO THE SHEEPSCOT RIVER. THE LICENSEE CLEANED | | UP THE SPILL AND INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34049 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OCONEE REGION: 2 |NOTIFICATION DATE: 04/09/98 | |UNIT: [1] [2] [3] STATE: SC |NOTIFICATION TIME: 18:32 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP,[3] B&W-L-LP |EVENT DATE: 04/09/98 | +------------------------------------------------+EVENT TIME: 15:50[EDT]| |NRC NOTIFIED BY: MIKE HILL |LAST UPDATE DATE: 04/09/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PIERCE SKINNER 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N N 0 REFUELING | 0 REFUELING | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -KEOWEE HYDRO UNITS RECD AN EMERGENCY START SIGNAL DUE TO PERSONNEL ERROR- | | | | WITH UNITS 1 AND 3 AT 100% POWER AND UNIT 2 DEFUELED IN A REFUELING OUTAGE, | | KEOWEE HYDRO UNITS 1 AND 2 WERE GENERATING POWER AND SUPPLYING IT TO THE | | GRID AT THE TIME OF THIS EVENT. | | | | AT 1550, BOTH KEOWEE HYDRO UNITS RECEIVED AN EMERGENCY START SIGNAL AND | | IMMEDIATELY REJECTED THEIR LOADS AND REVERTED TO THE NO LOAD EMERGENCY | | START MODE, AS EXPECTED. | | | | THE EMERGENCY START SIGNAL WAS APPARENTLY GENERATED BY I&C TECHNICIANS | | WHILE THEY WERE PERFORMING A WIRING INSPECTION IN THE KEOWEE EMERGENCY | | START CHANNEL "2A" CABINET. | | | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THIS ESF ACTUATION AND | | INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+