U.S. Nuclear Regulatory Commission Operations Center Event Reports For 07/02/98 - 07/06/98 ** EVENT NUMBERS ** 34463 34466 34467 34468 34469 34470 34471 34472 34473 34474 34475 34476 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34463 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 07/01/98 | |UNIT: [ ] [ ] [3] STATE: AZ |NOTIFICATION TIME: 15:58 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 07/01/98 | +------------------------------------------------+EVENT TIME: 11:10[MST]| |NRC NOTIFIED BY: RAY BUZARD |LAST UPDATE DATE: 07/02/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHARLES CAIN RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |JOHN STOLZ, NRR EO | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N Y 100 POWER OPERATION | 91 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -ALL 4 LOCAL POWER DENSITY TRIP CHANNELS MAY NOT PERFORM THE TRIP FUNCTION- | | | | ON 07/01/98, WITH UNIT 3 AT 100% POWER, LICENSEE ENGINEERING DEPARTMENT | | PERSONNEL DETERMINED THAT THE UNIT 3 LOCAL POWER DENSITY (LPD) TRIPS FOR | | ALL FOUR CHANNELS MAY NOT PERFORM THE INTENDED TRIP FUNCTION. | | | | AT 1110 MST, THE LICENSEE ENTERED TECH SPEC LCO A/S 3.0.3, AND | | AT 1210 MST, THE LICENSEE INITIATED A PLANT SHUTDOWN FROM 100% POWER. | | | | THE TRIP FUNCTION INITIATES A REACTOR TRIP WHEN THE LPD DISTRIBUTION TRIP | | SETPOINT OF 21 KW/FT IS EXCEEDED. TRIP SETPOINTS ARE SET TO ENSURE THAT | | THE REACTOR CORE AND REACTOR COOLANT SYSTEM DO NOT EXCEED SAFETY LIMITS. | | THE LPD TRIP SIGNAL IS GENERATED IN THE CORE PROTECTION CALCULATORS (CPC) | | USING EXCORE SIGNALS FROM THE NUCLEAR INSTRUMENTATION SYSTEM. | | | | THE LICENSEE DISCOVERED THAT THE OUTPUT OF THE EXCORE CIRCUIT COULD NOT | | GENERATE THE APPROPRIATE OUTPUT SIGNAL DUE TO THE CALIBRATION ADJUSTMENT | | RESTRICTING THE OUTPUT SIGNAL. THIS ADJUSTMENT OCCURRED OVER CORE LIFE | | TO CALIBRATE THE EXCORE SIGNAL TO SECONDARY CALORIMETRIC CALCULATION TO | | COMPENSATE FOR POWER REDISTRIBUTION TOWARD THE CORE EDGE. THE LICENSEE | | INITIALLY IDENTIFIED THIS CONDITION DURING ROUTINE SURVEILLANCE TESTING. | | | | THERE ARE NO EVENTS FOR WHICH ACCIDENT ANALYSIS CREDITS THE LPD TRIP TO | | MITIGATE THE ACCIDENT CONDITION. | | | | THE LICENSEE BELIEVES THAT UNITS 1 AND 2 ARE NOT AFFECTED BY THIS CONDITION | | AT THE PRESENT TIME. | | | | AT THE PRESENT TIME, THE LICENSEE DOES NOT KNOW IF UNIT 3 WILL HAVE TO | | COMPLETE THE PLANT SHUTDOWN OF IF TECH SPEC LCO A/S 3.0.3 CAN BE EXITED | | AT A LOWER POWER LEVEL. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR, PROJECT MANAGER, AND | | REGION IV MANAGEMENT. | | | | | | ***UPDATE ON 07/02/98 @ 0042 ET FROM JIM MORELAND TAKEN BY MACKINNON*** | | | | A POWER DECREASE WAS COMMENCED AT 1210 MST ON 07/01/98 TO COMPLY WITH | | TECHNICAL SPECIFICATION 3.0.3. REACTOR POWER WAS STABILIZED AT 73% REACTOR | | POWER AT 1414 MST. | | | | DURING THE DOWNPOWER, THE LICENSEE VERIFIED THAT CPC "B" WOULD PERFORM ITS | | LPD TRIP FUNCTION. THE LICENSEE EXITED LIMITING CONDITION OF OPERATION | | 3.0.3 AT 1515 MST, SINCE THERE WAS NO REASON TO BELIEVE THAT THE OTHER | | THREE CPC LPD TRIPS WERE UNABLE TO TRIP. | | | | OPERATIONS MANAGEMENT DECIDED TO INCREASE REACTOR POWER TO 85% TO 88% | | (CONTROL BAND) AND HAS SET A MAXIMUM LIMIT OF 90% REACTOR POWER. A | | FUNCTIONAL TEST WILL BE PERFORMED ON CPC "B" TO ACHIEVE THE REQUIRED DNBR | | PRE-TRIP AND TRIP. THE OTHER THREE CHANNELS WILL BE TESTED IN SUCCESSION | | FOR DNBR AND LPD TRIP/PRE-TRIPS, THEN GAIN ADJUSTMENTS WILL BE MADE TO | | NORMALIZE EXCORE RAW POWER TO A NORMAL 5 VDC WHICH WILL ENSURE SUCCESS OF | | THE CPC FUNCTIONAL SURVEILLANCE TEST IN THE FUTURE. THE NRC RESIDENT | | INSPECTOR WAS APPRAISED OF THIS ACTION PLAN. | | | | AT 1530 MST, THE LICENSEE COMMENCED TO INCREASE REACTOR POWER TO 85%. | | | | AT 1745 MST, REACTOR POWER WAS STABILIZED AT 86% TO ALLOW COMPLETION OF | | GAIN ADJUSTMENTS TO EXCORE RAW POWER SIGNALS AND COMPLETION OF CPC | | FUNCTIONAL SURVEILLANCE TESTING FOR ALL FOUR CPC CHANNELS. BASED UPON | | SATISFACTORY COMPLETIONS OF THESE CPC SURVEILLANCE TESTS, REACTOR POWER | | WILL BE INCREASED TO 100%. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT UPDATE BY THE | | LICENSEE. THE R4DO (CHUCK CAIN) WAS NOTIFIED BY THE NRC OPERATIONS | | OFFICER. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34466 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUSQUEHANNA REGION: 1 |NOTIFICATION DATE: 07/02/98 | |UNIT: [ ] [2] [ ] STATE: PA |NOTIFICATION TIME: 05:52 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 07/02/98 | +------------------------------------------------+EVENT TIME: 04:18[EDT]| |NRC NOTIFIED BY: DAVID WALSH |LAST UPDATE DATE: 07/02/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | A/R Y 1 STARTUP | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUTOMATIC REACTOR SCRAM ON INTERMEDIATE RANGE MONITOR (IRM) UPSCALE | | | | AT 0417 ET, UNIT 2 WAS IN CONDITION 2 WITH REACTOR POWER AT 1% AND STARTUP | | IN PROGRESS, AND A DIVISION I IRM UPSCALE TRIP WAS RECEIVED FOLLOWED BY A | | DIVISION II IRM UPSCALE TRIP RESULTING IN A REACTOR SCRAM. ALL CONTROL | | RODS FULLY INSERTED INTO THE CORE. REACTOR VESSEL WATER LEVEL REMAINED AT | | APPROXIMATELY 40" THROUGHOUT THE EVENT. THERE WERE NO EMERGENCY CORE | | COOLING SYSTEM INITIATIONS, EMERGENCY DIESEL STARTS, OR SAFETY RELIEF | | VALVES LIFTING. THERE WERE NO CHALLENGES TO THE PRIMARY CONTAINMENT. THE | | LICENSEE IS INVESTIGATING WHY THE REACTOR SCRAMMED ON IRM UPSCALE TRIP | | SIGNALS. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34467 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: |NOTIFICATION DATE: 07/02/98 | | CITY: BUCKATUNNA REGION: 2 |NOTIFICATION TIME: 11:38 [ET]| | COUNTY: WAYNE STATE: MS |EVENT DATE: 06/30/98 | |LICENSE#: UNK AGREEMENT: Y |EVENT TIME: 23:00[CDT]| | DOCKET: |LAST UPDATE DATE: 07/02/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |BOB HAAG RDO | | |JOSIE PICCONE, NMSS EO | +------------------------------------------------+FEMA, DOE, USDA, HHS FAX | |NRC NOTIFIED BY: BOB GOFF |EPA, DOT (VIA NRC) FAX | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | RONAN MODEL # 200 CONTAINING 40mCi OF CESIUM-137 BURNED UP IN A TRUCK | | | | THE STATE OF MISSISSIPPI CALLED IN THE FOLLOWING AGREEMENT STATE EVENT. | | | | A LOGGING COMPANY (NAME UNKNOWN) WAS DRILLING AN EXPLORATORY WELL IN THE | | BUCKATUNNA FIELD LOCATED IN WAYNE COUNTY NEAR THE TOWN OF BUCKATUNNA. THE | | EXPLORATORY WELL THAT THEY WERE DRILLING HIT A SOUR (HYDROGEN SULFIDE) GAS | | POCKET. THE WELL BLEW OUT AND CAUGHT ON FIRE. NEXT TO THE WELL WAS A | | SCHLUMBERGER TRUCK CARRYING A RONAN SOURCE HOLDER (MODEL # GS-200) WHICH | | CONTAINED 40mCi OF CESIUM-137. THE TRUCK BURNED UP. THE STATE OF | | MISSISSIPPI DIVISION OF RADIOLOGICAL HEALTH WAS NOTIFIED OF THIS EVENT ON | | 07/01/98. A REPRESENTATIVE FOR THE STATE OF MISSISSIPPI RADIOLOGICAL HEALTH | | ARRIVED ON THE SCENE SOMETIME ON 07/01/98. RADIATION READINGS OF THE TRUCK | | CANNOT BE TAKEN BECAUSE WHAT IS LEFT OF THE TRUCK IS TO CLOSE TO THE | | BURNING WELL. LONG TERM ACTIONS IS TO REMOVE THE TRUCK USING A TRACTOR, | | REMOVE THE SOURCE HOLDER FROM THE TRUCK, PACKAGE THE SOURCE HOLDER, AND | | THEN SEND THE PACKAGED SOURCE HOLDER TO THE STATE OF ALABAMA FOR | | DISPOSITION. THE STATE OF MISSISSIPPI CASE NUMBER FOR THIS EVENT IS | | MS-98-003. THE STATE OF MISSISSIPPI DIVISION OF RADIOLOGICAL HEALTH CALLER | | SAID THAT THE ONLY STATE OF ALABAMA LICENSEE NUMBER THAT THEY HAVE FOR THE | | COMPANY FROM ALABAMA IS 171. | | SEE HOO LOG BOOK FOR PHONE NUMBER. | | | | * * * UPDATE AT 1655 EDT ON 7/2/98 BY BOB GOFF TO FANGIE JONES * * * | | | | THE TRUCK WAS PULLED BACK FROM THE FIRE AND AFTER COOLING SUFFICIENTLY, THE | | RONAN SOURCE HOLDER WAS RECOVERED. A SURFACE SURVEY INDICATED 200 mREM/HR | | AND SWIPES WERE TAKEN. A FIELD READING USING A PANCAKE PROBE INDICATED NO | | DETECTABLE SURFACE CONTAMINATION. THE RONAN SOURCE HOLDER HAS BEEN | | PACKAGED IN ACCORDANCE WITH DOT REGULATIONS AND WILL BE RETURNED TO THE | | LICENSEE'S OFFICE IN ALABAMA. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R2DO (ROBERT HAAG), NMSS EO (JOHN | | HICKEY), AND FAXED FEMA, DOE, USDA, HHS, EPA, DOT (VIA NRC). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34468 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 07/02/98 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 13:05 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/02/98 | +------------------------------------------------+EVENT TIME: 10:30[EDT]| |NRC NOTIFIED BY: MARK KELLY |LAST UPDATE DATE: 07/02/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MIKE JORDAN 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 | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ICE CONDENSER LOWER INLET DOORS' SHOCK ABSORBERS DAMAGED | | | | THE LICENSEE IDENTIFIED THAT THE LOWER INLET DOORS' SHOCK ABSORBERS WERE | | DAMAGED IN DECEMBER OF 1997. PLANT PERSONNEL NOTED THAT THE FIBERGLASS | | BACKING ON SOME OF THE SHOCK ABSORBER BAGS CONTAINED WORN OR TORN AREAS AND | | THAT THE STAINLESS STEEL MESH WAS ALSO TORN IN SOME AREAS. CORRECTIVE | | MAINTENANCE REPAIRS WERE INITIATED IN EARLY 1998 WITH A SUBSEQUENT DECISION | | TO REPLACE THE FOAM SHOCK ABSORBERS WITH A LATER GENERATION "AIR BOX" | | DESIGN WHICH IS MORE DURABLE. FURTHER INSPECTION DURING DISASSEMBLY, | | REMOVAL, AND RELOCATION OF THE SHOCK ABSORBERS REVEALED SIGNIFICANT WEAR | | AREAS, TEARS, PUNCTURES, AND FOAM WEDGES DISLODGED FROM THEIR MOUNTINGS. ON | | JULY 2, 1998, AFTER REVIEW OF THE CONDITIONS IN THE AGGREGATE, THE ISSUE | | WAS DETERMINED TO BE REPORTABLE AS AN UNANALYZED CONDITION. | | | | THE DAMAGE IS THOUGHT TO BE DUE TO WEAR AND TEAR FROM NORMAL MAINTENANCE | | ACTIVITIES, BUT IT WILL BE INVESTIGATED. A DESIGN CHANGE IS BEING PREPARED | | FOR THE REPLACEMENT OF THE FOAM SHOCK ABSORBERS WITH THE NEW DESIGN AIR | | BOXES. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34469 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 07/03/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 00:04 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 07/02/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 15:55[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 07/03/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JIM McCORMICKBARGER RDO | | DOCKET: 0707001 |JOHN HICKEY, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: M. C. MAURER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBA 76.120(c)(2)(i) ACCID MT EQUIP FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH VOLTAGE PROCESS GAS LEAK DETECTOR DECLARED INOPERABLE | | | | ON 07/02/98 AT 1555 CDT, C-310-A HIGH VOLTAGE PROCESS GAS LEAK DETECTOR | | (PGLD) HEAD YE-48-21 ABOVE THE SIDE ACCUMULATOR [A 2.5 TON CYLINDER (A | | SURGE VOLUME) WHICH SITS ABOVE THE RECEIVING 10 TON CYLINDER IN WHICH | | ENRICHED URANIUM HEXAFLUORIDE IS STORED] ALARMED. OPERATORS, FOLLOWING THE | | FACILITY ALARM RESPONSE PROCEDURE, DETERMINED THAT NO URANIUM HEXAFLUORIDE | | RELEASE HAD OCCURRED. THE SAFETY SYSTEM WAS DECLARED INOPERABLE AND | | TSR-REQUIRED ACTIONS WERE INITIATED. PGLD HEAD YE-48-21 WAS RESET AND TEST | | FIRED AT 1625 CDT AND THE SYSTEM WAS DECLARED OPERABLE. DURING THE TIME | | THAT PGLD HEAD YE-48-21 WAS IN ALARM, NO ADDITIONAL HIGH VOLTAGE PGLD | | AUDIBLE OR VISUAL ALARMS COULD HAVE BEEN RECEIVED IN THE FACILITY AREA | | CONTROL ROOM. | | | | A HIGH VOLTAGE PROCESS GAS LEAK DETECTOR LOOKS LIKE A SMOKE DETECTOR ABOUT | | 3 INCHES IN DIAMETER (ITS POWER SOURCE IS 250VDC). | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34470 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: STATE OF TENNESSE |NOTIFICATION DATE: 07/02/98 | | CITY: REGION: 2 |NOTIFICATION TIME: 16:16 [ET]| | COUNTY: STATE: TN |EVENT DATE: 07/02/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 16:16[EDT]| | DOCKET: |LAST UPDATE DATE: 07/02/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |ROBERT HAAG RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: DEBRA SHULTS | | |HQ OPS OFFICER: FANGIE JONES | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE FOLLOWING WERE RECEIVED IN A SINGLE FAX OF NON-EMERGENCY INCIDENTS | | | | TN-98-069: ON JUNE 7, A HEALTH PHYSICS TECHNICIAN AT FRANK W. HAKE | | ASSOCIATES IN MEMPHIS NOTED SMOKE COMING FROM A DUST COLLECTOR OF THE | | WHEELABRATOR GRIT BLAST UNIT. THE UNIT WAS SHUTDOWN AND THE FIRE | | EXTINGUISHED WITHIN TWO HOURS. THE FIRE WAS CONTAINED WITHIN THE CONFINES | | OF THE UNIT. ALL PERSONNEL AND EQUIPMENT WERE SURVEYED AND NO | | CONTAMINATION WAS DETECTED. AIR SAMPLES SHOWED NO RELEASE OF RADIOACTIVE | | MATERIALS TO THE ENVIRONMENT. THE FIRE WAS CAUSED DURING BLASTING OF | | ALUMINUM AND MAGNESIUM IN THE WHEELABRATOR. PERSONNEL HAVE BEEN | | REINSTRUCTED ON THE HAZARDS OF BLASTING ALUMINUM OR MAGNESIUM IN THE | | WHEELABRATOR. | | | | TN-98-076: ON JUNE 15, A FIRE OCCURRED INSIDE THE TEMPORARY BLAST | | ENCLOSURE IN THE "D" SHOP OF FRANK W. HAKE ASSOCIATES IN MEMPHIS. THE | | SPRINKLER SYSTEM ACTIVATED AND THE FIRE WAS EXTINGUISHED. SAMPLES OF THE | | RUNOFF WATER AND SOIL ARE BEING ANALYZED. AIR SAMPLES INDICATED NO | | AIRBORNE RELEASE OF RADIOACTIVE MATERIALS. THE FIRE APPEARS TO HAVE BEEN | | CAUSED BY HOT STEEL COMING IN CONTACT WITH THE SIDE OF THE TENT AND | | IGNITING ALUMINUM OXIDE DUST, NO INDICATION THAT THE TENT MATERIAL WAS FIRE | | RETARDANT. THE ASSIGNED FIRE WATCH WAS INATTENTIVE TO DUTIES. ON JUNE 18, | | OPERATIONS WERE SUSPENDED PENDING A REVIEW OF THE HEALTH PHYSICS PROGRAM AT | | THE FACILITY. | | | | TN-98-81: ON JUNE 25, AN EMPLOYEE AT GTS DURATEK IN OAK RIDGE WAS INJURED | | WHEN A B-25 BOX EXPLODED IN THEIR LIQUID VOLUME REDUCTION FACILITY. THE | | B-25 BOX CONTAINED USED HEPA FILTERS WHICH HAD BEEN SPRAYED WITH MAGNESIUM | | OXIDE AND ENVIROBLEND. THE CAUSE OF THE EXPLOSION APPEARS TO HAVE BEEN A | | REACTION BETWEEN THE MAGNESIUM OXIDE AND ALUMINUM FINS INTERIOR TO THE HEPA | | FILTERS CREATING HYDROGEN GAS. GTS IS INVESTIGATING AND DETERMINING | | CORRECTIVE ACTIONS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34471 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 07/03/98 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 16:30 [ET]| |RX TYPE: [1] CE |EVENT DATE: 07/03/98 | +------------------------------------------------+EVENT TIME: 14:00[CDT]| |NRC NOTIFIED BY: MATT POHL |LAST UPDATE DATE: 07/03/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHARLES CAIN RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A BARGE FLOATING DOWN THE RIVER REPORTED TO THE COAST GUARD | | | | AN OPERATOR ON GENERAL PLANT TOUR NOTICED A BARGE FLOATING DOWN THE RIVER | | WITHOUT AN ACCOMPANYING TUG. THE BARGE WENT AGROUND ACROSS THE RIVER FROM | | THE INTAKE STRUCTURE AND THEN SLID OFF THE BANK AND CONTINUED DOWN THE | | RIVER. THE SHIFT MANAGER CONTACTED THE IOWA COAST GUARD SINCE THE NEBRASKA | | OFFICE WAS CLOSED FOR THE HOLIDAY. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND THE WASHINGTON COUNTY | | SHERIFF. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34472 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 07/03/98 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 18:46 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/03/98 | +------------------------------------------------+EVENT TIME: 17:00[CDT]| |NRC NOTIFIED BY: TROY LEAF |LAST UPDATE DATE: 07/03/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM MCCORMICKBARGER RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | MINIMUM SECURITY PERSONNEL STAFFING REQUIREMENTS NOT MET, IMMEDIATE | | COMPENSATORY MEASURES TAKEN UPON DISCOVERY. THE LICENSEE WILL INFORM THE | | NRC RESIDENT INSPECTOR. | | | | REFER TO THE HOO LOG FOR ADDITIONAL DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34473 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SURRY REGION: 2 |NOTIFICATION DATE: 07/03/98 | |UNIT: [1] [2] [ ] STATE: VA |NOTIFICATION TIME: 21:08 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 07/03/98 | +------------------------------------------------+EVENT TIME: 20:40[EDT]| |NRC NOTIFIED BY: BILL WEBSTER |LAST UPDATE DATE: 07/03/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROBERT HAAG RDO | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF BOTH LOCAL AND CORPORATE COMPUTER DATA LINKS | | | | THE LICENSEE HAS LOST BOTH THE LOCAL EMERGENCY OPERATING FACILITY (LEOF) | | AND CORPORATE COMPUTER DATA LINKS FOR GREATER THAN ONE HOUR, THIS REDUCES | | THE LICENSEE'S CAPABILITY FOR EMERGENCY ASSESSMENT. EFFORTS TO RESTORE THE | | DATA LINKS ARE ON GOING. THE LOSS AT THE LEOF WAS DUE TO A LOSS OF | | OFF-SITE POWER TO THE LEOF DUE TO A LIGHTNING ARRESTER FAILURE. THE LOSS | | OF THE CORPORATE DATA LINK IS UNDER INVESTIGATION. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE 2357 7/3/1998 FROM WEBSTER TAKEN BY STRANSKY * * * | | | | BOTH DATA LINKS HAVE BEEN REESTABLISHED; ONE AT 2222, THE OTHER AT 2317. | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED. NOTIFIED R2DO (HAAG). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34474 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DAVIS BESSE REGION: 3 |NOTIFICATION DATE: 07/03/98 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 21:31 [ET]| |RX TYPE: [1] B&W-R-LP |EVENT DATE: 07/03/98 | +------------------------------------------------+EVENT TIME: 21:16[EDT]| |NRC NOTIFIED BY: CRAIG GILLIS |LAST UPDATE DATE: 07/03/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM MCCORMICKBARGER RDO | | | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 HOT STANDBY | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF DATA ACQUISITION DISPLAY SYSTEM | | | | THE LICENSEE HAS LOST THE DATA ACQUISITION DISPLAY SYSTEM (DADS) FOR | | GREATER THAN EIGHT HOURS, THIS REDUCES EMERGENCY ASSESSMENT CAPABILITIES. | | ALTERNATE POINTS ARE AVAILABLE FOR INPUT AND ARE BEING USED FOR THE CONTROL | | ROOM DISPLAYS. THE PROBLEM HAS BEEN DETERMINED TO BE A COMPUTER | | COMMUNICATION PROBLEM IN TRANSLATING THE INPUT SIGNALS TO USABLE DISPLAYS | | AND IS BEING WORKED ON. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34475 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 07/04/98 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 12:52 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 07/04/98 | +------------------------------------------------+EVENT TIME: 12:24[EDT]| |NRC NOTIFIED BY: PHILIP SANTINI |LAST UPDATE DATE: 07/04/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | PLANNED OUTAGE OF AVIATION OBSTRUCTION LIGHTS | | | | SUPPORT FACILITY (INDIAN POINT 1) 13.8 KV BUSES 1, 2, AND 4 WERE | | DEENERGIZED PER PLANT PROCEDURE TOI 256, GT-3 BLACKOUT LOAD TEST. THIS | | RESULTED IN A PLANNED OUTAGE OF THE UNIT 1 STACK AVIATION OBSTRUCTION | | LIGHTS. THE LIGHTS SHALL BE REENERGIZED UPON RESTORATION OF SUPPORT | | FACILITY POWER WHICH IS EXPECTED AT APPROXIMATELY 1430. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34476 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEQUOYAH REGION: 2 |NOTIFICATION DATE: 07/06/98 | |UNIT: [1] [2] [ ] STATE: TN |NOTIFICATION TIME: 04:21 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/06/98 | +------------------------------------------------+EVENT TIME: 01:02[EDT]| |NRC NOTIFIED BY: JEFF EPPERSON |LAST UPDATE DATE: 07/06/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROBERT HAAG 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUXILIARY BUILDING VENTILATION ISOLATION DUE TO HIGH NOBLE GAS LEVELS | | | | AN AUXILIARY BUILDING ISOLATION (ABI) OCCURRED AFTER RECEIPT OF A VALID | | HIGH RADIATION SIGNAL FROM THE PARTICULATE CHANNEL OF THE AUXILIARY | | BUILDING EXHAUST RADIATION MONITOR (0-RM-90-101A). ALL SYSTEMS OPERATED | | PROPERLY FOLLOWING THE ABI, AND BOTH TRAINS OF THE AUXILIARY BUILDING GAS | | TREATMENT SYSTEM (ABGTS) AUTOMATICALLY STARTED AS EXPECTED. THE AUXILIARY | | BUILDING HAS BEEN POSTED AS AN AIRBORNE CONTAMINATION AREA DUE TO HIGH | | NOBLE GAS LEVELS. | | | | THE LICENSEE HAS TENTATIVELY IDENTIFIED THE SOURCE OF THE GAS AS A BLOWN | | WATER SEAL IN A TRAP ON THE GAS VENT HEADER. THE WATER SEAL APPARENTLY BLEW | | DURING UNIT 1 VOLUME CONTROL TANK (VCT) VENTING OPERATIONS AS A RESULT OF A | | MALFUNCTIONING WATER TRAP DRAIN VALVE. THIS AIR-OPERATED VALVE APPEARS TO | | HAVE STUCK PARTIALLY OPEN SINCE ITS LAST OPERATION, ALTHOUGH ITS HAND | | SWITCH WAS ALIGNED TO THE CLOSED POSITION. THE TRAP HAS BEEN MANUALLY | | ISOLATED TO ELIMINATE IT AS A SOURCE OF THE GAS. | | | | THE LICENSEE PLANS TO RESTORE THE AUXILIARY BUILDING VENTILATION SYSTEMS TO | | THEIR NORMAL ALIGNMENT AFTER THE HIGH RADIATION ALARM CLEARS AND THE | | LICENSEE CONFIRMS THAT THE SOURCE OF THE GAS HAS BEEN ISOLATED. AUXILIARY | | BUILDING AIRBORNE RADIATION LEVELS ARE THEN EXPECTED TO QUICKLY RETURN TO | | NORMAL LEVELS. THE NRC RESIDENT INSPECTOR WILL BE INFORMED. | +------------------------------------------------------------------------------+