U.S. Nuclear Regulatory Commission Operations Center Event Reports For 09/18/98 - 09/21/98 ** EVENT NUMBERS ** 34756 34795 34796 34797 34798 34799 34800 34801 34802 34803 34804 34805 34806 34807 34808 34809 34810 34811 34812 34813 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34756 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 09/09/98 | |UNIT: [1] [2] [ ] STATE: FL |NOTIFICATION TIME: 15:22 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 09/08/98 | +------------------------------------------------+EVENT TIME: 00:00[EDT]| |NRC NOTIFIED BY: ED WEINKAM |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ZEILER RDO | |NONR OTHER UNSPEC REQMNT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | 72-HOUR NOTIFICATION OF UNUSUAL OR IMPORTANT ENVIRONMENTAL EVENT | | | | ON 09/08/98, THE LICENSEE OBSERVED AN INCREASE IN NUISANCE ORGANISMS (LARGE | | NUMBERS OF JELLYFISH) IN THE PLANT INTAKE CANAL. THE LICENSEE REDUCED POWER | | OF UNIT 2 IN ANTICIPATION OF SIGNIFICANT BLOCKAGE OF THE CIRCULATING WATER | | SYSTEM. NO SIGNIFICANT BLOCKAGE ACTUALLY OCCURRED, AND UNIT 2 WAS RESTORED | | TO FULL POWER ON 09/09/98. THE LICENSEE PERFORMED AN AERIAL SURVEY OF THE | | INTAKE CANAL AND OCEAN IN THE VICINITY OF THE PLANT, BUT NO ADDITIONAL | | JELLYFISH CLUSTERS WERE OBSERVED. | | | | THIS REPORT WAS MADE IN ACCORDANCE WITH SECTION 4.1 OF THE ST. LUCIE | | ENVIRONMENTAL PROTECTION PLAN. THE NRC RESIDENT INSPECTOR HAS BEEN | | INFORMED. | | | | * * * UPDATE AT 1552 ON 09/16/98 FROM JAMES HURCHALLA TO TROCINE * * * | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "ON 09/14/98, THE LICENSEE OBSERVED A LARGE VOLUME OF JELLYFISH IN THE | | INTAKE CANAL. THIS IS REPORTABLE UNDER THE SITE ENVIRONMENTAL PROTECTION | | PLAN, SECTION 4.1, AS AN INCREASE IN NUISANCE ORGANISMS. AT 1657, UNIT 1 | | WAS DOWN POWERED WHEN THE 1A1 TRAVELLING SCREEN STOPPED DUE TO THE BREAKER | | TRIPPING FROM EXCESSIVE LOADING BY THE JELLYFISH. THE 1A1 CIRCULATING | | WATER PUMP WAS SECURED TO PREVENT OVERLOADING THE 1A1 TRAVELLING SCREEN. | | THE DOWN POWER WAS HALTED AT 60.5%. SUBSEQUENTLY, THE JELLYFISH NUMBERS | | DECREASED; AND AT 2201, THE 1A1 CIRCULATING WATER PUMP WAS RESTARTED. ON | | 09/15/98, UNIT 1 RETURNED TO 100% POWER. UNIT 2 ALSO EXPERIENCED THIS | | INCREASED INFLUX OF JELLYFISH. HOWEVER, UNIT OPERATIONS WERE NOT IMPAIRED. | | PERIODIC UPDATES WILL CONTINUE TO BE MADE BASED ON SIGNIFICANT | | REOCCURRENCES OF THIS SEASONAL PHENOMENON." | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R2DO (JULIAN). | | | | * * * UPDATE AT 1542 ON 09/18/98 BY JIM HURCHALLA TO JOLLIFFE * * * | | | | ON 09/18/98, THE LICENSEE AGAIN OBSERVED A LARGE VOLUME OF JELLYFISH IN THE | | INTAKE CANAL. PLANT OPERATORS BEGAN THROTTLING CIRCULATING WATER PUMP | | DISCHARGE VALVES ON UNIT 1 DUE TO INCREASING DIFFERENTIAL PRESSURES ON THE | | INTAKE WELL TRAVELLING SCREENS. | | | | AT 0220 ON 09/18/98, CONTROL ROOM OPERATORS DOWNPOWERED UNIT 1 FROM 100% | | TO 93% POWER DUE TO INCREASING DIFFERENTIAL PRESSURE ACROSS THE INTAKE | | WELL TRAVELLING SCREENS. THE #1A1, #1A2, AND #1B1 CIRCULATING WATER PUMP | | DISCHARGE VALVES WERE THROTTLED TO 30% OPEN. | | | | AT 0300 ON 09/18/98, THE DOWNPOWER WAS HALTED SINCE TRAVELLING SCREEN | | DIFFERENTIAL PRESSURES WERE CONTROLLED. | | | | DURING THE DOWNPOWER, ONE OF THE TWO RAKES FOR THE INTAKE WELL STATIONARY | | SCREENS FELL FROM ITS HOIST INTO THE #1B2 INTAKE WELL. WHILE ATTEMPTING TO | | THROTTLE THE #1B2 CIRCULATING WATER PUMP DISCHARGE VALVE, THE VALVE WENT | | FULLY CLOSED. THE LICENSEE IS DETERMINING THE ROOT CAUSES OF BOTH OF THESE | | INCIDENTS. | | | | AT 0800 ON 09/18/98, THE LICENSEE RECOVERED THE RAKE FROM THE #1B2 INTAKE | | WELL AND SECURED IT. | | | | AT 1100 ON 09/18/98, CONTROL ROOM OPERATORS RETURNED UNIT 1 TO 100% POWER. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R2DO AL BELISLE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34795 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 09/18/98 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 07:52 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 05:59[EDT]| |NRC NOTIFIED BY: TOM CHWALEK |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH PRESSURE CORE SPRAY SYSTEM DECLARED INOPERABLE | | | | AT 0600 ON 9/15/98, UNIT 2 ENTERED A 72-HOUR TECHNICAL SPECIFICATION | | LIMITING CONDITION FOR OPERATION (LCO) IN ORDER TO PERFORM PREPLANNED | | MAINTENANCE ON THE DIVISION III EMERGENCY DIESEL GENERATOR. HOWEVER, DUE | | TO A MALFUNCTION OF THE GETARS COMPUTER MONITORING SYSTEM, POST MAINTENANCE | | SURVEILLANCE TESTING WAS NOT COMPLETED BEFORE THE EXPIRATION OF THE LCO. IN | | ACCORDANCE WITH TECHNICAL SPECIFICATION 3.8.1.1, ACTION d, THE HIGH | | PRESSURE CORE SPRAY (HPCS) SYSTEM WAS DECLARED INOPERABLE. THE LICENSEE | | REPORTED THAT ALL OTHER EMERGENCY CORE COOLING SYSTEMS ARE AVAILABLE, AS IS | | THE REACTOR CORE ISOLATION COOLING (RCIC) SYSTEM. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34796 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GINNA REGION: 1 |NOTIFICATION DATE: 09/18/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 09:15 [ET]| |RX TYPE: [1] W-2-LP |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 04:52[EDT]| |NRC NOTIFIED BY: KEVIN McLAUGHLIN |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTROL ROOM VENTILATION SYSTEM ISOLATED DUE TO RADON GAS ACTIVITY | | | | THE CONTROL ROOM EMERGENCY AIR TREATMENT SYSTEM (CREATS) WENT INTO | | RECIRCULATION MODE DUE TO AN ALARM FROM THE R-37 CONTROL ROOM PARTICULATE | | RAD MONITOR. AN INDEPENDENT AIR SAMPLE WAS DRAWN TO CONFIRM THE ALARM. | | BASED ON THE SAMPLE, THE LICENSEE DETERMINED THAT THE ALARM WAS CAUSED BY | | INCREASED RADON GAS CONCENTRATION DUE TO A TEMPERATURE INVERSION. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34797 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 09/18/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 12:01 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 11:46[EDT]| |NRC NOTIFIED BY: BOB SMITH |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N Y 30 POWER OPERATION | 30 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -TECH SPEC REQUIRED PLANT SHUTDOWN DUE TO INOPERABLE SERVICE WATER SYSTEM- | | | | DURING A TECH SPEC SURVEILLANCE TEST OF THE PLANT SERVICE WATER SYSTEM, | | FOUR HYPOCHLORIDE CHECK VALVES (TWO PER TRAIN) FAILED TO HOLD AND WERE | | LEAKING BY. THE LICENSEE DECLARED BOTH TRAINS OF THE PLANT SERVICE WATER | | SYSTEM INOPERABLE EVEN THOUGH THE SYSTEM IS FUNCTIONAL. THE LICENSEE | | ENTERED TECH SPEC LCO A/S 3.0.3 WHICH REQUIRES UNIT 3 TO BE IN HOT STANDBY | | MODE WITHIN 7 HOURS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1447 ON 09/18/98 BY BOB SMITH TO JOLLIFFE * * * | | | | AT 1446 ON 09/18/98, THE LICENSEE DECLARED THE PLANT SERVICE WATER SYSTEM, | | TRAIN 'A' OPERABLE, EXITED TECH SPEC LCO A/S 3.0.3, AND ENTERED TECH SPEC | | LCO A/S 3.7.4 (72 HOURS TO HOT STANDBY MODE) FOR THE INOPERABLE PLANT | | SERVICE WATER SYSTEM, TRAIN 'B'. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R1DO DAN HOLODY. | | | | NOTE: SEE SIMILAR EVENT #34758 ON 09/10/98. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34798 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 09/18/98 | |UNIT: [ ] [2] [ ] STATE: FL |NOTIFICATION TIME: 12:31 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 08:40[EDT]| |NRC NOTIFIED BY: CALVIN WARD |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CAUDLE JULIAN 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - ASSOCIATED COMPONENTS ACTUATED DURING AN AFW ACTUATION SYSTEM TEST - | | | | AT 0840 ON 09/18/98, DURING THE PERFORMANCE OF THE TECH SPEC SURVEILLANCE | | TEST OF THE UNIT 2 AUXILIARY FEEDWATER (AFW) ACTUATION SYSTEM, CHANNEL 'D', | | SEVERAL COMPONENTS ASSOCIATED WITH THE #2A STEAM GENERATOR INADVERTENTLY | | ACTUATED (POSSIBLY DUE TO EQUIPMENT MALFUNCTION). SPECIFICALLY, THE | | #2A AND #2C AFW PUMPS STARTED AND THE #2C AFW PUMP STEAM ADMISSION VALVE, | | #MV-08-13, OPENED. | | | | DURING THIS TEST, THE AFW SYSTEM ISOLATION VALVES REMAINED CLOSED AND | | THERE WAS NO AFW INJECTION INTO THE STEAM GENERATORS. | | | | AT 0850 ON 09/18/98, THE LICENSEE RESET ALL COMPONENTS TO THEIR ORIGINAL | | CONFIGURATION. | | | | PRIOR TO THIS EVENT, TECH SPEC SURVEILLANCE TESTS HAD BEEN SATISFACTORILY | | COMPLETED ON THE AFW ACTUATION SYSTEM, CHANNELS 'A', 'B', AND 'C'. | | | | THE LICENSEE IS INVESTIGATING THE CAUSE OF THE AFW ACTUATION SYSTEM | | ACTUATION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34799 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 09/18/98 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 12:51 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 12:00[EDT]| |NRC NOTIFIED BY: FRANK SOENS |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | INSTALLED HVAC DUCT FIRE WRAP MATERIAL MAY NOT PROVIDE A 1 HOUR FIRE RATING | | | | DURING A REVIEW OF THE FIRE BARRIER MATERIALS THAT WERE INSTALLED IN UNITS | | 1 AND 2 TO ADDRESS APPENDIX R ISSUES, LICENSEE DESIGN ENGINEERING PERSONNEL | | DETERMINED THAT THE INSTALLED CONFIGURATION OF SOME FIRE WRAP MATERIAL | | INSTALLED ON FIRE DAMPERS DOES NOT MATCH THE TEST CONFIGURATION. | | | | ONE OF THE FIRE BARRIER MATERIALS THAT IS UNDER REVIEW IS FIRE WRAP | | #3M-FS-195. IN RECENT TESTS OF THE FS-195 MATERIAL, THE FIRE RESISTANCE | | DID NOT MEET EXPECTATIONS IN CERTAIN CONFIGURATIONS. ACHIEVED TEST DATA | | WAS REVIEWED TO DETERMINE WHETHER BOUNDING TEST CONFIGURATIONS WERE | | AVAILABLE TO SUBSTANTIATE THAT THE FS-195 MATERIAL INSTALLATIONS PROVIDE | | A 1 HOUR FIRE RATING WHEN WRAPPED AROUND HVAC DUCKING. | | | | SINCE THE REVIEW WAS NOT ABLE TO IDENTIFY ADEQUATE TESTING TO BOUND THE | | INSTALLATION CONFIGURATIONS, COMPENSATORY MEASURES (1 HOUR ROVING FIRE | | WATCHES POSTED IN DESIGNATED AREAS) HAVE BEEN IMPLEMENTED UNTIL THE | | ADEQUACY OF THE INSTALLED CONFIGURATIONS CAN BE CONFIRMED. THESE MEASURES | | WERE TAKEN BASED ON THE UNSATISFACTORY TEST RESULTS OBTAINED DURING RECENT | | TESTS. | | | | SINCE CONFORMANCE WITH THE LICENSING BASIS IS INDETERMINATE BASED UPON THE | | TEST RESULTS, THIS REPORT IS BEING MADE TO THE NRC IN ACCORDANCE WITH | | SECTION 2.I OF THE SALEM UNIT 2 OPERATING LICENSE AS A CONDITION FOUND IN | | VIOLATION OF THE REQUIREMENTS CONTAINED IN THE PLANT OPERATING LICENSE, | | SECTION 2.C.10. | | | | ALTHOUGH THIS MATERIAL MAY NOT MEET THE ORIGINAL DESIGN REQUIREMENTS IN | | ACCORDANCE WITH APPENDIX R, THE MATERIAL DOES PROVIDE SOME FIRE PROTECTION. | | | | THERE IS NO SIGNIFICANT IMPACT ON THE HEALTH AND SAFETY OF THE PUBLIC | | AT THE PRESENT TIME. | | | | THE LICENSEE PLANS TO MAKE A PRESS RELEASE REGARDING THIS ISSUE, NOTIFY THE | | NRC RESIDENT INSPECTOR, AND SUBMIT A WRITTEN LICENSEE EVENT REPORT TO THE | | NRC WITHIN 30 DAYS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34800 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: QUAD CITIES CONSTRUCTION COMPANY |NOTIFICATION DATE: 09/18/98 | | CITY: PULLMAN REGION: 4 |NOTIFICATION TIME: 13:02 [ET]| | COUNTY: STATE: WA |EVENT DATE: 09/17/98 | |LICENSE#: WN-I0491-1 AGREEMENT: Y |EVENT TIME: 12:30[PDT]| | DOCKET: |LAST UPDATE DATE: 09/18/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |LAWRENCE YANDELL RDO | | |JOSE PICCONE, NMSS EO | +------------------------------------------------+LINDA HOWELL R4 | |NRC NOTIFIED BY: KEN KIPP, RAD SAFETY OFF |DICK BANGART OSP | |HQ OPS OFFICER: DICK JOLLIFFE |JOHN ERICKSON, STATE WA | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - DAMAGED TROXLER MOISTURE DENSITY GAUGE; RECOVERED SOURCES UNDAMAGED - | | | | A CONSTRUCTION ASPHALT ROLLER RAN OVER AND FLATTENED A TROXLER MOISTURE | | DENSITY GAUGE AT A QUAD CITIES CONSTRUCTION COMPANY CONSTRUCTION SITE IN | | PULLMAN, WASHINGTON. THE GAUGE CONTAINED AN 8 MILLICURIE Cs-137 SEALED | | SOURCE AND A 40 MILLICURIE Am-241-Be SEALED SOURCE. NEITHER SOURCE WAS | | DAMAGED. THE SEALED SOURCES WERE PLACED IN THEIR TRANSPORT CASE WHICH | | WAS THEN PLACED IN A SEALED-OFF AREA OF A CONSTRUCTION BUILDING. | | | | THE SITE RADIATION SAFETY OFFICER NOTIFIED A STATE OF WASHINGTON | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34801 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 09/18/98 | |UNIT: [ ] [2] [ ] STATE: FL |NOTIFICATION TIME: 13:29 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 13:03[EDT]| |NRC NOTIFIED BY: CALVIN WARD |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CAUDLE JULIAN RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE TO PROVIDE FIRE PROTECTION OF SAFE SHUTDOWN EQUIPMENT | | | | DURING A REVIEW OF APPENDIX R, A COMPARISON OF UPDATED FINAL SAFETY | | ANALYSIS REPORT (UFSAR) AND ACTUAL PLANT CONDITIONS WAS CONDUCTED, TWO | | CONDITIONS HAVE BEEN DISCOVERED WHERE SUCH REQUIRED PROTECTION DOES NOT | | EXIST. | | | | CONDITION 1 CONCERNS THE LACK OF PROTECTION FOR BOTH UNIT 2 PRESSURIZER | | POWER OPERATED RELIEF VALVES (PORVs) DURING A POSTULATED CONTROL ROOM FIRE. | | THE FIRE PROTECTION PROGRAM REQUIRES THAT THE CABLES BE PROTECTED FROM | | INTERACTION WITH OTHER CABLES THAT COULD CAUSE SPURIOUS PORV OPERATION. | | A POSTULATED MULTIPLE CONDUCTOR CONTROL CABLE FAULT COULD CAUSE A RELAY TO | | OPERATE AND CAUSE SPURIOUS PORV OPENING. A DOWNSTREAM ISOLATION SWITCH IN | | THE PORV CONTROL CIRCUIT IS OPERATED DURING A CONTROL ROOM FIRE SCENARIO, | | BUT WILL NOT ADEQUATELY ISOLATE ALL PORTIONS OF THE PORV CONTROL CIRCUIT. | | INTERIM PROCEDURAL COMPENSATORY ACTIONS ARE IN PLACE, SUCH AS REMOVING | | POWER FROM THE CIRCUIT IF CONTROL ROOM EVACUATION IS REQUIRED. | | | | CONDITION 2 CONCERNS THE LACK OF PROTECTION FOR A CONTROL CABLE ASSOCIATED | | WITH THE #2A EMERGENCY DIESEL GENERATOR (EDG). THE CABLE PROVIDES REMOTE | | INDICATION FOR THE EDG IN THE CONTROL ROOM AND REMOTE SHUTDOWN PANEL. | | THE CURRENT DESIGN DOES NOT PROVIDE FUSE PROTECTION FOR THIS CABLE, | | THEREFORE, A POSTULATED FIRE INDUCED FAULT COULD IMPACT OPERATION OF THE | | #2A EDG. INTERIM COMPENSATORY ACTIONS ARE IN PLACE AND FIRE PROTECTION | | FEATURES, SUCH AS DETECTION AND SUPPRESSION, ARE AVAILABLE IN THE SUBJECT | | AREAS. THE #2B EDG IS NOT RELIED UPON FOR SAFE SHUTDOWN IN FIRE AREAS | | WHERE ITS CONTROL CABLE IS ROUTED AND IS THEREFORE UNAFFECTED. | | | | AN INITIAL ASSESSMENT HAS BEEN PERFORMED FOR BOTH CONDITIONS AND IT HAS | | BEEN CONCLUDED THAT UNIT 2 REMAINS OPERABLE. MODIFICATIONS WILL BE | | IMPLEMENTED TO CORRECT THE SUBJECT CIRCUIT DEFICIENCIES. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34802 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 09/18/98 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 15:33 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 14:50[EDT]| |NRC NOTIFIED BY: ANDY WISNIEWSKI |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY 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 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -OPEN FUEL POOL COOLING SYSTEM VALVES CONNECT SEISMIC & NON-SEISMIC PIPING- | | | | DURING AN ENGINEERING REVIEW OF THE NORMAL FUEL POOL COOLING OPERATING | | PROCEDURE, THE LICENSEE DISCOVERED A CONDITION THAT PLACES THE PLANT | | OUTSIDE ITS LICENSING BASIS. SPECIFICALLY, THE PROCEDURE ALLOWS FUEL POOL | | COOLING SYSTEM VALVES #FPC-22A, FPC-22B, AND FPC-34 TO BE OPEN FOR CLEANING | | AND DRAINING OF THE REACTOR CAVITY, AND THESE OPEN VALVES CONNECT SEISMIC | | AND NON-SEISMIC PIPING WHICH COULD BE BREACHED DURING A SEISMIC EVENT. | | | | THE LICENSEE RESPONSE TO NRC IE BULLETIN #84-03 CONCLUDED THAT PLANT | | OPERATORS HAD 54 MINUTES TO RESPOND TO LOWERING FUEL POOL LEVEL. THIS | | DISCOVERED FLOWPATH WOULD DECREASE THIS RESPONSE TIME TO AS SHORT AS | | 15 MINUTES. | | | | THESE VALVES ARE NOT OPENED WHILE THE PLANT IS OPERATING AT POWER AND | | WERE TAGGED CLOSED UNTIL THIS MATTER IS RESOLVED. LICENSEE ENGINEERING | | PERSONNEL ARE PURSUING RESOLUTION OF THIS ISSUE. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34803 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DAVIS BESSE REGION: 3 |NOTIFICATION DATE: 09/18/98 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 16:38 [ET]| |RX TYPE: [1] B&W-R-LP |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 16:10[EDT]| |NRC NOTIFIED BY: LARRY MEYERS |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 2 OF 8 NUTS MISSING ON PRESSURIZER SPRAY VALVE BODY-TO-BONNET BOLTS - | | | | ON 09/09/98, PLANT PERSONNEL OBSERVED A BUILDUP OF BORIC ACID CRYSTALS ON | | THE OUTSIDE OF THE PRESSURIZER SPRAY VALVE, #RD-2. UPON CLOSER INSPECTION, | | THE LICENSEE DISCOVERED THAT THE NUTS ON 2 OF THE 8 BODY-TO-BONNET BOLTS | | ON THIS VALVE WERE MISSING. THE LICENSEE REPLACED THE MISSING NUTS ON | | THIS REACTOR COOLANT SYSTEM PRESSURE BOUNDARY VALVE. | | | | THIS VALVE HAD BEEN REPLACED DURING THE LAST REFUELING OUTAGE APPROXIMATELY | | THREE AND A HALF MONTHS AGO. | | | | AT 1610 ON 09/18/98, A LICENSEE ENGINEERING EVALUATION DETERMINED THAT | | UNDER ALL DESIGN CONDITIONS, VALVE #RD-2 WOULD NOT HAVE MET PLANT DESIGN | | CRITERIA FOR REACTOR COOLANT SYSTEM PRESSURE BOUNDARY WITH TWO MISSING | | NUTS. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR AND SUBMIT A | | WRITTEN LICENSEE EVENT REPORT TO THE NRC WITHIN 30 DAYS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34804 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: TRENTEC, INC, CINCINNATI, OHIO |NOTIFICATION DATE: 09/18/98 | | CITY: CINCINNATI REGION: 3 |NOTIFICATION TIME: 16:55 [ET]| | COUNTY: STATE: OH |EVENT DATE: 09/18/98 | |LICENSE#: AGREEMENT: N |EVENT TIME: 12:00[EDT]| | DOCKET: |LAST UPDATE DATE: 09/18/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |DAN HOLODY, R1 RDO | | | | +------------------------------------------------+MONTE PHILLIPS, R3 RDO | |NRC NOTIFIED BY: DWAINE GODFREY |VERN HODGE NRR | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |CCCC 21.21 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 10CFR PART 21 REPORT - DEFECTIVE CAPACITY CONTROL VALVES - | | | | SEVERAL CAPACITY CONTROL VALVES PURCHASED BY TRENTEC, INC, CINCINNATI, | | OHIO, FROM YORK INTERNATIONAL CORPORATION, YORK, PENNSYLVANIA, AS | | COMMERCIAL GRADE ITEMS AND DEDICATED FOR SAFETY-RELATED USE BY FARWELL | | & HENDRICKS, INC (PRIOR TO BEING ACQUIRED BY TRENTEC, INC) WERE | | SUBSEQUENTLY FOUND TO CONTAIN A MANUFACTURING DEFECT. THE MANUFACTURING | | DEFECT IS DUE TO IMPROPER MACHINING (LOCATION) OF HOLES IN THESE VALVES. | | | | THE YORK INTERNATIONAL PART NUMBERS FOR THIS VALVE ARE #364-21538-000 | | (WHEN PURCHASED AS A SINGLE ITEM) AND #064-20838C (WHEN PURCHASED AS A | | SUBCOMPONENT OF A COMPRESSOR). | | | | VALVES OF THIS TYPE WERE SUPPLIED AS SAFETY-RELATED VALVES TO BALTIMORE | | GAS & ELECTRIC (BG&E) COMPANY (CALVERT CLIFFS). | | | | TRENTEC PERSONNEL HAVE BEEN IN CONTACT WITH BG&E PERSONNEL REGARDING THIS | | CONDITION AND HAVE REQUESTED THAT THESE POTENTIALLY DEFECTIVE VALVES BE | | RETURNED TO TRENTEC SO THAT ANY IMPROPERLY MACHINED PARTS COULD BE | | REPLACED. | | | | AT THE PRESENT TIME, TRENTEC HAS NO INDICATION THAT ANY OF THE DEFECTIVE | | VALVES HAVE BEEN INSTALLED IN SAFETY-RELATED SYSTEMS. HOWEVER, TRENTEC | | PLANS TO OBTAIN FURTHER INFORMATION FROM BG&E IN THE IMMEDIATE FUTURE TO | | CONFIRM THE STATUS OF THE SUPPLIED VALVES. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34805 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/18/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 17:20 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/18/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 13:30[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/18/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |MONTE PHILLIPS RDO | | DOCKET: 0707002 |JOSE PICCONE, NMSS EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: DALE NOEL | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 4 HOUR NRC BULLETIN 91-01 REPORT - SPACING VIOLATION OF UH EQUIPMENT - | | | | ON 09/18/98, PLANT PERSONNEL DETERMINED THAT NUCLEAR CRITICALITY SAFETY | | APPROVAL NCSA PLANT-062.A00 WAS DEFICIENT IN THAT IT FAILED TO ANALYZE A | | CREDIBLE SCENARIO AND THEREFORE FAILED TO ESTABLISH THE CONTROLS NECESSARY | | TO MEET THE DOUBLE CONTINGENCY PRINCIPLE. | | | | A SPACING VIOLATION INVOLVING TWO PIECES OF PROCESS EQUIPMENT CLASSIFIED AS | | UNCOMPLICATED HANDLING (UH) EQUIPMENT BASED ON FAVORABLE GEOMETRY IN THE | | X-326 PROCESS BUILDING COULD RESULT IN AN UNSAFE CONDITION DEPENDENT ON | | SYSTEM CONDITION (i.e. REFLECTION AND DISTRIBUTION OF MATERIAL IN THE | | SYSTEM PIPING). | | | | THE NCSA RELIED ON CALCULATION #NCS-CALC-96-004 TO DEMONSTRATE | | SUBCRITICALITY IN THE EVENT OF A SPACING VIOLATION. THIS CALCULATION | | CONTAINED SEVERAL NONCONSERVATIVE ASSUMPTIONS. | | | | INTERACTION IS THE CONTROLLED CONTINGENCY PARAMETER. MODERATION OF | | THE MATERIAL IN THE SYSTEM PIPING AND THE MAXIMUM PIPE DIMENSIONS WERE | | MAINTAINED. THE OPERATING CASCADE IS LIMITED IN ENRICHMENT TO 20 WT% OF | | U-235. | | | | PENDING RESOLUTION OF THIS ISSUE, PLANT PERSONNEL ISSUED A STOP WORK NOTICE | | AT 1508 ON 09/18/98 TO PREVENT CLASSIFYING EQUIPMENT AS UH EQUIPMENT BASED | | ON FAVORABLE GEOMETRY IN THE X-326 PROCESS BUILDING. | | | | THERE WAS NO LOSS OF HAZARDOUS OR RADIOACTIVE MATERIAL NOR RADIOACTIVE OR | | RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34806 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 09/18/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 19:16 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 15:16[CDT]| |NRC NOTIFIED BY: RICH CHEAR |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -SEISMIC MONITORS NOT TESTED OR CALIBRATED PROPERLY DURING PLANT SHUTDOWN- | | | | DURING A REVIEW OF THE SEISMIC MONITORING SYSTEM TECH SPEC SURVEILLANCE | | FUNCTIONAL TEST AND CALIBRATION PROCEDURES, THE LICENSEE DETERMINED THAT | | THESE PROCEDURES DO NOT DEMONSTRATE THAT ALL FIVE SYSTEM ACCELEROMETERS | | ARE OPERABLE OR THAT THEY ARE CAPABLE OF PRODUCING AN OUTPUT SIGNAL | | WHEN SUBJECTED TO PHYSICAL MOTION OR VIBRATION. THE FUNCTION OF THESE | | ACCELEROMETERS IS TO TURN ON AND PROVIDE INPUT SIGNALS TO THE SEISMIC | | MONITORING SYSTEM RECORDING AND ANALYZING EQUIPMENT WHEN GROUND MOTION | | GREATER THAN 0.02 g IS EXPERIENCED. | | | | THUS, THE SEISMIC MONITORING SYSTEM HAD NOT BEEN OPERABLE AT ALL TIMES | | DUE TO INADEQUATE TESTING AND CALIBRATION. | | | | THIS CONDITION WAS DISCOVERED WHILE THE PLANT WAS SHUTDOWN. HAD SEISMIC | | ACTIVITIES OCCURRED AND THE SEISMIC MONITORING SYSTEM FAILED TO FUNCTION | | WHILE THE PLANT WAS AT POWER, THE PLANT WOULD HAVE BEEN PLACED IN A | | SERIOUSLY DEGRADED OR UNANALYZED CONDITION THAT COULD SIGNIFICANTLY | | COMPROMISE PLANT SAFETY. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34807 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: QUAD CITIES REGION: 3 |NOTIFICATION DATE: 09/18/98 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 19:21 [ET]| |RX TYPE: [1] GE-3,[2] GE-3 |EVENT DATE: 09/18/98 | +------------------------------------------------+EVENT TIME: 14:55[CDT]| |NRC NOTIFIED BY: JOHN REED |LAST UPDATE DATE: 09/18/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - ALL EMERGENCY CORE COOLING SYSTEMS INOPERABLE FOR 1 HOUR AND 15 MINUTES - | | | | AT 1455 CDT ON 09/18/98, INSTRUMENT MAINTENANCE TECHNICIANS WERE UNABLE | | TO COMPLETE THE UNIT 2 REACTOR VESSEL LOW LOW WATER LEVEL CALIBRATION AND | | FUNCTIONAL TECH SPEC SURVEILLANCE TEST WITHIN THE ALLOWED TWO HOURS FOR | | WATER LEVEL SWITCH #LS-2-0263-72B. BECAUSE OF THIS, THE LICENSEE DECLARED | | THE HIGH PRESSURE COOLANT INJECTION (HPCI) SYSTEM AND REACTOR CORE | | ISOLATION COOLING (RCIC) SYSTEM INOPERABLE AS REQUIRED BY TECH SPEC TABLE | | 3.2.B-1. THIS ACTION PLACED UNIT 2 IN TWO 12 HOUR-TO-HOT SHUTDOWN LCOs | | AS REQUIRED BY TECH SPEC 3.5.A, ACTIONS 3 AND 3.5.D. | | | | AT 1612 CDT ON 09/18/98, WHEN THE INITIATION SIGNAL ASSOCIATED WITH SWITCH | | #LS-2-0263-72B WAS CLEARED TO ALLOW FOR COMPLETION OF THE CALIBRATION AND | | FUNCTIONAL TEST, THE LICENSEE DECLARED THE CORE SPRAY (CS) SYSTEM, LOW | | PRESSURE COOLANT INJECTION (LPCI) SYSTEM, AND AUTOMATIC DEPRESSURIZATION | | (AD) SYSTEM INOPERABLE. THIS ACTION PLACED UNIT 2 IN THREE ADDITIONAL | | 12 HOUR-TO-HOT SHUTDOWN LCOs AS REQUIRED BY TECH SPEC 3.5.A, ACTIONS 1B, | | 2C, AND 4B. | | | | AT 1727 CDT ON 09/18/98, THE LICENSEE SATISFACTORILY COMPLETED THE SWITCH | | CALIBRATION AND FUNCTIONAL TEST, DECLARED THE SWITCH AND THE HPCI, RCIC, | | CS, LPCI, AND AD SYSTEMS OPERABLE, AND EXITED ALL SHUTDOWN LCOs. | | | | THUS, ALL EMERGENCY CORE COOLING SYSTEMS ON QUAD CITIES UNIT 2 WERE | | DECLARED INOPERABLE FOR A PERIOD OF ONE HOUR AND 15 MINUTES ON 09/18/98 | | WHILE UNIT 2 WAS OPERATING AT 100% POWER. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34808 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEQUOYAH REGION: 2 |NOTIFICATION DATE: 09/19/98 | |UNIT: [1] [ ] [ ] STATE: TN |NOTIFICATION TIME: 21:23 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 09/19/98 | +------------------------------------------------+EVENT TIME: 20:22[EDT]| |NRC NOTIFIED BY: BOB HAYS |LAST UPDATE DATE: 09/19/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |AL BELISLE RDO | |AMED 50.72(b)(2)(v) OFFSITE MEDICAL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - POTENTIALLY CONTAMINATED INJURED PLANT EMPLOYEE TRANSPORTED TO HOSPITAL - | | | | AT 2022 ON 09/19/98, A POTENTIALLY CONTAMINATED INJURED PLANT EMPLOYEE WAS | | TRANSPORTED BY AMBULANCE TO A LOCAL HOSPITAL FOR TREATMENT ACCOMPANIED BY | | PLANT HEALTH PHYSICS TECHNICIANS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 2141 ON 09/19/98 BY BOB HAYS TO JOLLIFFE * * * | | | | AT 2140 ON 09/19/98, CONTROL ROOM PERSONNEL WERE INFORMED THAT THE PLANT | | EMPLOYEE WAS NOT CONTAMINATED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R2DO AL BELISLE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34809 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WATERFORD REGION: 4 |NOTIFICATION DATE: 09/20/98 | |UNIT: [3] [ ] [ ] STATE: LA |NOTIFICATION TIME: 07:07 [ET]| |RX TYPE: [3] CE |EVENT DATE: 09/20/98 | +------------------------------------------------+EVENT TIME: 03:15[CDT]| |NRC NOTIFIED BY: TIM TULLOS |LAST UPDATE DATE: 09/20/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE OF CONTAINMENT ISOLATION VALVES TO CLOSE | | | | DURING PERFORMANCE OF COLD SHUTDOWN IST TESTING ON 09/20/98, CONTAINMENT | | ISOLATION VALVE RC-606, "REACTOR COOLANT PUMP CONTROLLED BLEEDOFF INSIDE | | CONTAINMENT ISOLATION VALVE", FAILED TO STROKE CLOSED. APPROXIMATELY ONE | | HOUR PRIOR TO THIS DISCOVERY, VALVE CVC-401, "REACTOR COOLANT PUMP | | CONTROLLED BLEEDOFF OUTSIDE CONTAINMENT ISOLATION VALVE", ALSO FAILED TO | | CLOSE DURING PREPARATION FOR PLANT DEPRESSURIZATION. THE FAILURE OF BOTH | | CONTAINMENT ISOLATION VALVES FOR REACTOR COOLANT PUMP CONTROLLED BLEEDOFF | | CONTAINMENT PENETRATION REPRESENTS A CONDITION WHICH COULD HAVE PREVENTED | | THE FULFILLMENT OF THE CONTAINMENT ISOLATION SAFETY FUNCTION. IT SHOULD BE | | NOTED THAT VALVE CVC-401 WAS SUCCESSFULLY CLOSED ON A SUBSEQUENT ATTEMPT | | AND CURRENTLY REMAINS CLOSED. TECHNICAL SPECIFICATION REQUIREMENTS FOR | | CONTAINMENT ISOLATION ARE NOT APPLICABLE IN MODE 5 (COLD SHUTDOWN). | | THESE VALVES WILL BE REPAIRED PRIOR TO PLANT STARTUP. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34810 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 09/20/98 | |UNIT: [ ] [3] [ ] STATE: NY |NOTIFICATION TIME: 09:13 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 09/20/98 | +------------------------------------------------+EVENT TIME: 08:42[EDT]| |NRC NOTIFIED BY: DECLEMENTE |LAST UPDATE DATE: 09/20/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DURING TESTING RESIDUAL HEAT REMOVAL HEAT EXCHANGER COMPONENT COOLING WATER | | DISCHARGE ISOLATION FAILED TO FULLY STROKE OPEN. | | | | WHILE PERFORMING TEST 3PT-Q36, VALVE AC-MOV-822A "31 RESIDUAL HEAT REMOVAL | | HEAT EXCHANGER COMPONENT COOLING WATER DISCHARGE ISOLATION" FAILED TO FULLY | | STROKE OPEN AS REQUIRED. THE VALVE WAS SUBSEQUENTLY STROKED OPEN TWICE. | | ONCE BY HOLDING THE CONTROL SWITCH IN THE OPEN POSITION AND THEN THE SECOND | | TIME BY ALLOWING THE SWITCH TO SPRING RETURN TO AUTO. BOTH TIMES THE VALVE | | STROKED FULL OPEN AND CLOSED. A SIMILAR PROBLEM OCCURRED ON THE SAME VALVE | | ON 06/07/98 WHICH MAY INDICATE THAT THE PROBLEM, WHICH APPEARS TO BE | | INTERMITTENT, WAS NOT FULLY IDENTIFIED AT THAT TIME. BASED ON THIS, | | ONE OF THE RESIDUAL HEAT REMOVAL COOLING TRAINS MAY HAVE BEEN INCAPABLE | | OF PERFORMING ITS DESIGN FUNCTION FOR A PERIOD OF TIME WHILE AT POWER | | OPERATION. THE PROBLEM IS CURRENTLY UNDER FURTHER INVESTIGATION. THE | | LICENSEE ENTERED A 48 HOUR LIMITING CONDITION OF OPERATION PER TECHNICAL | | SPECIFICATION 3.3.A.4.d (ONE RHR HEAT EXCHANGER OUT OF SERVICE) AT 0115 | | EDT. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34811 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/20/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 16:45 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/19/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 16:20[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/20/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |MONTE PHILLIPS RDO | | DOCKET: 0707001 |JOSEPHINE PICCONE EO | +------------------------------------------------+ | |NRC NOTIFIED BY: W. G. HALICKS | | |HQ OPS OFFICER: FANGIE JONES | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A SAFETY SYSTEM DISCOVERED DISABLED | | | | "ON 9/19/98 AT 1620 CDT, AN OPERATOR PERFORMING ROUTINE CHECKS DISCOVERED A | | SAFETY SYSTEM THAT HAD BEEN DISABLED. THE ENRICHMENT CASCADE EQUIPMENT | | USES A REFRIGERATION CYCLE TO REMOVE HEAT FROM THE PROCESS. THE | | REFRIGERANT SIDE OF THE SYSTEM HAS A RUPTURE DISC INSTALLED TO PREVENT | | OVERPRESSURIZATION AND POTENTIAL RUPTURE OF THE PRESSURE BOUNDARY. THERE | | IS AN ISOLATION VALVE BETWEEN THE SYSTEM AND THE RUPTURE DISC. BOTH THE | | RUPTURE DISC AND THE IN-LINE VALVE ARE CONTROLLED AS "Q" SAFETY SYSTEM | | COMPONENTS. THE VALVE IS REQUIRED BY THE TSR TO BE SEALED IN THE OPEN | | POSITION WHEN THE EQUIPMENT IS IN SPECIFIC OPERATING MODES. THE CHECK | | BEING PERFORMED BY THE OPERATOR WAS A PRE-START INSPECTION. WHEN HE | | DISCOVERED THE VALVE SEAL WIRE BROKEN AND THE VALVE CLOSED, HE OPENED THE | | VALVE AND SEALED IT IN THE OPEN POSITION. HE THEN CHECKED THE REMAINING | | VALVES IN THE FACILITY AND DISCOVERED TWO MORE WITH THE SEAL WIRES BROKEN | | AND THE VALVES CLOSED. HE IMMEDIATELY OPENED THESE VALVES AND SEALED THEM | | IN THE OPEN POSITION. THE LATTER TWO VALVES WERE REQUIRED TO BE OPEN | | BECAUSE THEY WERE REQUIRED BY THE TSR TO PROVIDE OVERPRESSURE PROTECTION TO | | THE EQUIPMENT SERVED. THE APPROPRIATE COMPENSATORY ACTIONS WERE TAKEN. | | ADDITIONAL COMPENSATORY ACTIONS INCLUDED A WALKDOWN OF ALL SIMILAR SYSTEMS | | IN THE PLANT. NO OTHER DISCREPANCIES WERE FOUND." | | | | THE VALVES WERE LAST CHECKED ON 8/18/98 AS A QUARTERLY INSPECTION. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34812 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: TURKEY POINT REGION: 2 |NOTIFICATION DATE: 09/21/98 | |UNIT: [3] [ ] [ ] STATE: FL |NOTIFICATION TIME: 01:28 [ET]| |RX TYPE: [3] W-3-LP,[4] W-3-LP |EVENT DATE: 09/21/98 | +------------------------------------------------+EVENT TIME: 00:03[EDT]| |NRC NOTIFIED BY: REIMERS |LAST UPDATE DATE: 09/21/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |AL BELISLE RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | A/R Y 10 STARTUP | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUTOMATIC REACTOR TRIP WHILE ENTERING REFUELING OUTAGE | | | | DURING PLANNED PLANT SHUTDOWN FOR REFUELING, INTERMEDIATE RANGE NUCLEAR | | INSTRUMENT N-35 REMAINED ABOVE 25% EQUIVALENT AMPS DURING POWER REDUCTION. | | POWER RANGE NUCLEAR INSTRUMENTS DECREASED LESS THAN 10% (P-10 INTERLOCK | | SETPOINT). THIS ENABLED THE N-35 TRIP SIGNAL (25%) TO CAUSE AN AUTOMATIC | | REACTOR TRIP. ALL RODS FULLY INSERTED INTO THE CORE. ALL OTHER SYSTEMS | | OPERATED PROPERLY. THE LICENSEE WILL INVESTIGATE WHY INTERMEDIATE RANGE | | NUCLEAR INSTRUMENT N-35 REMAINED ABOVE 25% EQUIVALENT AMPS. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34813 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEABROOK REGION: 1 |NOTIFICATION DATE: 09/21/98 | |UNIT: [1] [ ] [ ] STATE: NH |NOTIFICATION TIME: 05:54 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 09/21/98 | +------------------------------------------------+EVENT TIME: 01:29[EDT]| |NRC NOTIFIED BY: PAUL FREEMAN |LAST UPDATE DATE: 09/21/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | TWO DEAD SEALS OBSERVED IN CIRCULATING WATER SYSTEM | | | | TWO DEAD SEALS WERE OBSERVED IN SEABROOK STATION CIRCULATING WATER SYSTEM | | PUMP HOUSE FOREBAY AT 0129 EDT ON 09/21/98. | | | | THIS IS A 24 HOUR NOTIFICATION BEING MADE IN ACCORDANCE WITH SECTION 4.1 OF | | THE ENVIRONMENTAL PROTECTION PLAN, APPENDIX "B" OF TECHNICAL SPECIFICATION. | | THE NATIONAL MARINE FISHERIES SERVICE IN GLOUCESTER, MASSACHUSETTS WILL BE | | NOTIFIED UNDER THE MARINE MAMMAL PROTECTION ACT. | | | | THE NRC RESIDENT WILL BE NOTIFIED BY THE LICENSEE. | +------------------------------------------------------------------------------+