U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/05/98 - 06/08/98 ** EVENT NUMBERS ** 34333 34351 34352 34353 34354 34355 34356 34357 34358 34359 34360 34361 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34333 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 06/03/98 | |UNIT: [ ] [2] [ ] STATE: PA |NOTIFICATION TIME: 11:59 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 06/03/98 | +------------------------------------------------+EVENT TIME: 09:14[EDT]| |NRC NOTIFIED BY: PEAKS |LAST UPDATE DATE: 06/08/98 | |HQ OPS OFFICER: HENRY BAILEY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | REACTOR WATER CLEANUP ISOLATION DUE TO INADVERTENT STANDBY LIQUID CONTROL | | PUMP INITIATION AND INJECTION INTO THE REACTOR VESSEL. | | | | AT 0914, THE UNIT 2 REACTOR WATER CLEANUP (RWCU) SYSTEM ISOLATED DUE TO THE | | INADVERTENT INITIATION OF THE '2C' STANDBY LIQUID CONTROL (SLC) PUMP AND | | INJECTION INTO THE REACTOR VESSEL. AT 0920, THE '2C' SLC PUMP (A POSITIVE | | DISPLACEMENT PUMP) WAS SECURED. THE APPROXIMATE AMOUNT OF WATER INJECTED | | WAS BETWEEN 300 AND 350 GALLONS, AND THE FINAL REACTOR VESSEL WATER LEVEL | | WAS 91 INCHES. | | | | THE CAUSE FOR THE SLC SYSTEM INITIATION IS UNKNOWN AND IS CURRENTLY UNDER | | INVESTIGATION. PRIOR TO THE INCIDENT, UNIT 2 WAS SHUT DOWN AND | | DEPRESSURIZED IN OPERATIONAL CONDITION 4 (COLD SHUTDOWN) WITH THE REACTOR | | VESSEL LEVEL AT 88 INCHES. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | | | | * * * UPDATE AT 1814 ON 06/03/98 FROM SCHIENDELMAN RECEIVED BY GOULD * * * | | | | THE LICENSEE HAS FORMED AN INVESTIGATION TEAM TO REVIEW THE INADVERTENT | | INITIATION OF THE '2C' SLC PUMP AND TO ACCOMPLISH THE FOLLOWING ACTIVITIES: | | | | 1. DETERMINE THE CAUSE OF THE INADVERTENT INJECTION AND CORRECTIVE | | ACTIONS TO PREVENT RECURRENCE, | | 2. DEVELOP THE PLAN FOR CLEANUP OF THE REACTOR WATER, AND | | 3. PERFORM AN ASSESSMENT OF THE IMPACT ON SYSTEMS AND COMPONENTS | | INCLUDING THE REACTOR VESSEL AND INTERNALS, CARBON-STEEL COMPONENTS, | | AND FUEL. | | | | AT 1435 ON 06/03/98, REACTOR WATER CHEMISTRY PARAMETERS WERE AS FOLLOWS: | | | | CONDUCTIVITY - 75 æMHO/CM | | pH READING - 8.49 | | BORON CONCENTRATION - 54.7 PPM | | | | CLEANUP OF THE REACTOR WATER HAS COMMENCED. | | | | THE NRC RESIDENT INSPECTOR WAS INFORMED BY THE LICENSEE. THE R1DO (PELUSO) | | WAS NOTIFIED BY THE NRC OPERATIONS OFFICER. | | | | * * * UPDATE AT 0814 ON 06/04/98 FROM CARL RICH RECEIVED BY TROCINE * * * | | | | THE LICENSEE REPORTED THAT THE UNIT 2 REACTOR WATER CHEMISTRY IS STEADILY | | IMPROVING AS THE CLEANUP PROCESS CONTINUES. AS OF 0547 ON 06/04/98, | | REACTOR WATER CONDUCTIVITY WAS 40.15 æMHO/CM AND REACTOR WATER pH WAS 7.97. | | | | THE CLEANUP PROCESS INVOLVES CHANGING OUT THE WATER IN THE REACTOR VESSEL | | (BASICALLY FEEDING AND BLEEDING). THE LICENSEE IS UTILIZING THE RWCU | | SYSTEM TO CONTINUOUSLY DILUTE 130-135 GALLONS PER MINUTE, AND IT IS | | ESTIMATED THAT IT WILL TAKE ANOTHER 48 HOURS FOR THIS CLEANUP PROCESS TO | | BE COMPLETED. | | | | THE EVENT INVESTIGATION TEAM IS CONTINUING TO INVESTIGATE THE CAUSE OF THE | | INADVERTENT STANDBY LIQUID INITIATION AND TO DEVELOP CORRECTIVE ACTIONS TO | | PREVENT RECURRENCE. THE TEAM IS ALSO ASSESSING THE IMPACT ON SYSTEMS AND | | COMPONENTS INCLUDING THE REACTOR VESSEL AND INTERNALS, CARBON-STEEL | | COMPONENTS, AND FUEL. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR OF THIS UPDATE. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 0910 ON 06/04/98 FROM CARL RICH RECEIVED BY TROCINE * * * | | | | AS OF 0845 ON 06/04/98, REACTOR WATER CONDUCTIVITY WAS 33.6 æMHO/CM, | | pH WAS 7.97, AND BORON CONCENTRATION WAS 24 PPM. | | | | THE NRC OPERATIONS OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 1820 ON 06/04/98 FROM CARL RICH TO S. SANDIN * * * | | | | UNIT 2 REACTOR WATER CHEMISTRY IS STEADILY IMPROVING AS CLEANUP CONTINUES. | | AS OF 1540 ON 06/04/98, REACTOR WATER CONDUCTIVITY WAS 20.4 æMHO/CM, | | REACTOR WATER pH WAS 7.96, AND BORON CONCENTRATION WAS 12.8 PPM. | | | | THE EVENT INVESTIGATION TEAM IS CONTINUING TO INVESTIGATE THE CAUSE OF THE | | INADVERTENT STANDBY LIQUID INITIATION. GENERAL ELECTRIC (GE) AND SYSTEM | | EXPERTS WILL BE ONSITE ON 06/05/98 TO SUPPORT THIS EFFORT. THE TEAM IS | | ALSO ASSESSING THE IMPACT ON SYSTEMS AND COMPONENTS. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 0631 ON 06/05/98 FROM JEFF KLENK RECEIVED BY TROCINE * * * | | | | UNIT 2 REACTOR WATER CHEMISTRY CONTINUES TO IMPROVE, AND CLEANUP IS | | CONTINUING. AS OF 0500 ON 06/05/98, REACTOR WATER CONDUCTIVITY WAS | | 9.6 æMHO/CM, REACTOR WATER pH WAS 7.93, AND BORON LEVEL WAS 5.25 PPM. | | | | THE EVENT INVESTIGATION TEAM CONTINUES TO INVESTIGATE THE CAUSE OF THE | | '2C' SLC PUMP INITIATION AND TO DEVELOP CORRECTIVE ACTIONS TO PREVENT | | RECURRENCE. THE INITIATION RELAYS ASSOCIATED WITH THE '2C' SLC PUMP HAVE | | BEEN REMOVED FOR ANALYSIS. AN ELECTRONICS EXPERT FROM GE IS SCHEDULED TO | | BE ON SITE THIS MORNING TO AID IN THE INVESTIGATION. THE IMPACT ON SYSTEMS | | AND COMPONENTS IS STILL BEING ASSESSED. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 1706 ON 06/05/98 FROM CARL RICH TO S. SANDIN * * * | | | | THE FOLLOWING INFORMATION WAS PROVIDED BY THE LICENSEE AS AN UPDATE: | | | | "THIS IS THE FIFTH UPDATE NOTICE FOR THE REPORT MADE AT 1159 ON 06/03/98 | | REGARDING THE INADVERTENT INITIATION OF THE '2C' SLC PUMP. | | | | 1. UNIT 2 REACTOR WATER CHEMISTRY CONTINUES TO IMPROVE. CLEANUP IS | | CONTINUING. AS OF 1600 ON 06/05/98, REACTOR WATER CONDUCTIVITY IS | | 7.8 æMHO/CM AND BORON LEVEL IS 4.5 PPM. | | | | 2. THE EVENT INVESTIGATION TEAM LED BY KEITH KEMPER THE CHEMISTRY MANAGER | | AND A FORMER SRO, CONTINUES TO INVESTIGATE THE CAUSE OF THE '2C' SLC PUMP | | INITIATION, AND DEVELOP CORRECTIVE ACTIONS TO PREVENT REOCCURRENCE. THE | | INITIATION RELAYS ASSOCIATED WITH THE '2C' SLC PUMP HAVE BEEN TAKEN TO | | VALLEY FORGE LABS WHERE THEY ARE CURRENTLY BEING EVALUATED. AN ELECTRONICS | | EXPERT FROM GE IS CURRENTLY ONSITE ASSISTING WITH THE INVESTIGATION. THE | | IMPACT ON SYSTEMS AND COMPONENTS IS STILL BEING ASSESSED." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 0555 ON 06/06/98 FROM CARL RICH TO JOLLIFFE * * * | | | | CLEANUP IS CONTINUING AND AS OF 0500 ON 06/06/98, REACTOR WATER | | CONDUCTIVITY IS 4.9 æMHO/CM AND BORON LEVEL IS 4.2 PPM. | | | | THE INITIATION RELAYS ASSOCIATED WITH THE '2C' SBLC PUMP THAT WERE TAKEN TO | | VALLEY FORGE LABS HAVE BEEN EVALUATED AND FOUND TO BE FUNCTIONING PROPERLY. | | ADDITIONAL RELAY TESTING IS IN PROGRESS. TROUBLESHOOTING OF THE SLC SYSTEM | | POWER SUPPLIES IS IN PROGRESS. AN ELECTRONICS EXPERT FROM GE IS CURRENTLY | | ONSITE ASSISTING WITH THE INVESTIGATION. THE IMPACT ON SYSTEMS AND | | COMPONENTS IS BEING ASSESSED. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 1649 ON 06/06/98 FROM CARL RICH TO S. SANDIN * * * | | | | THE FOLLOWING INFORMATION WAS PROVIDED BY THE LICENSEE AS AN UPDATE: | | | | "THIS IS THE SEVENTH UPDATE NOTICE FOR THE REPORT MADE AT 1159 ON 06/03/98 | | REGARDING THE INADVERTENT INITIATION OF THE '2C' SLC PUMP. | | | | UNIT 2 REACTOR WATER CHEMISTRY CONTINUES TO IMPROVE. CLEANUP IS | | CONTINUING. AS OF 1600 ON 06/06/98, REACTOR WATER CONDUCTIVITY IS 1.44 | | æMHOS/CM AND BORON LEVEL IS 2.3 PPM." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 0521 ON 06/07/98 FROM STEVE BREEDING TO JOLLIFFE * * * | | | | CLEANUP IS CONTINUING AND AS OF 0300 ON 06/07/98, REACTOR WATER | | CONDUCTIVITY IS 0.5 æMHO/CM AND BORON LEVEL IS 1.4 PPM. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 1716 ON 06/07/98 FROM CARL RICH TO S. SANDIN * * * | | | | THE FOLLOWING INFORMATION WAS PROVIDED BY THE LICENSEE AS AN UPDATE: | | | | "THIS IS THE NINTH UPDATE NOTICE FOR THE REPORT MADE AT 1159 ON 06/03/98 | | REGARDING THE INADVERTENT INITIATION OF THE '2C' SLC PUMP: | | | | UNIT 2 REACTOR WATER CHEMISTRY CONTINUES TO IMPROVE. CLEANUP IS | | CONTINUING. AS OF 1700 ON 06/07/98, REACTOR WATER CONDUCTIVITY IS | | 0.21 æMHO/CM, pH IS 6.92, AND BORON LEVEL IS 0.6 PPM." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (PELUSO). | | | | * * * UPDATE AT 0521 ON 06/08/98 BY STEVE BREEDING TO JOLLIFFE * * * | | | | AS OF 0025 ON 06/08/98, REACTOR WATER CONDUCTIVITY IS 0.19 æMHO/CM, | | pH IS 6.60, AND BORON LEVEL IS 0.26 PPM. | | | | THE LICENSEE DETERMINED THAT PLANT OPERATORS MANIPULATING THE "M" SRV | | SWITCH (NO VALVE MOVEMENT) DURING TROUBLESHOOTING AND TESTING ACTIVITIES AT | | THE TIME THIS EVENT OCCURRED IS THE CAUSE OF THE '2C' SLC PUMP INITIATION. | | THE LICENSEE IS CONTINUING TO EVALUATE THE TEST DATA. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (PELUSO). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34351 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BROWNS FERRY REGION: 2 |NOTIFICATION DATE: 06/05/98 | |UNIT: [1] [2] [3] STATE: AL |NOTIFICATION TIME: 09:34 [ET]| |RX TYPE: [1] GE-4,[2] GE-4,[3] GE-4 |EVENT DATE: 06/05/98 | +------------------------------------------------+EVENT TIME: 07:40[CDT]| |NRC NOTIFIED BY: JOE BENNETT |LAST UPDATE DATE: 06/05/98 | |HQ OPS OFFICER: HENRY BAILEY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN RDO | |AESS 50.72(b)(1)(v) EMERGENCY SIREN INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF EMERGENCY SIRENS | | | | DUE TO SEVERE WEATHER IN THE AREA NEAR BROWN'S FERRY NUCLEAR PLANT, 46 | | EMERGENCY SIRENS HAVE BEEN RENDERED INOPERABLE. ANY NUMBER OF INOPERABLE | | SIRENS OVER 30 IS CONSIDERED A SIGNIFICANT LOSS OF OFFSITE COMMUNICATIONS | | ABILITY. | | | | THE LICENSEE HAS NOTIFIED THE NRC RESIDENT INSPECTOR AND STATE AND LOCAL | | OFFICIALS. | | | | * * * UPDATE AT 2019 ON 06/05/98 FROM RON DAVENPORT TO S. SANDIN * * * | | | | ALL BUT 13 SIRENS HAVE BEEN RETURNED TO OPERABLE CONDITION AS OF 1900 CDT. | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R2DO (CHRISTENSEN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34352 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: NUCLEAR PHARMACY OF IDAHO |NOTIFICATION DATE: 06/05/98 | | CITY: BOISE REGION: 4 |NOTIFICATION TIME: 11:31 [ET]| | COUNTY: STATE: ID |EVENT DATE: 11/14/97 | |LICENSE#: AGREEMENT: N |EVENT TIME: 18:00[MDT]| | DOCKET: |LAST UPDATE DATE: 06/05/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |DALE POWERS RDO | | |FRED COMBS EO | +------------------------------------------------+MARK SHAFFER R4 | |NRC NOTIFIED BY: NED GREGORI | | |HQ OPS OFFICER: HENRY BAILEY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAE1 20.2202(b)(1) PERS OVEREXPOSURE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PERSONNEL CONTAMINATION FROM IODINE-131 SPILL | | | | AT 1800 ON 11/14/97, WHILE THE RADIATION SAFETY OFFICER (RSO) WAS PREPARING | | AN I-131 CAPSULE, 60 mCI OF RADIOACTIVE I-131 SPRAYED OUT OF THE VIAL ONTO | | A GLOVE BOX, THE RIGHT ARM OF THE RSO, AND THE FLOOR. THE RSO IMMEDIATELY | | ATTEMPTED TO DECONTAMINATE HIS ARM. THE RSO INGESTED 0.2 mls OF SSKI AS A | | PRECAUTIONARY MEASURE AT 1930. AT 2000, A BIOASSAY OF THE RSO's THYROID | | FOR I-131 SHOWED 0.1915 æCi. | | | | THE DOSIMETRY ESTIMATES FOR THIS EVENT WERE REQUESTED FROM TWO | | ORGANIZATIONS AND THESE ESTIMATES WERE RECEIVED LAST MONTH. THE ESTIMATES | | WERE TREASURY VALLEY MEDICAL PHYSICS - 62.5 REMS AND NATIONAL PHYSICS | | CONSULTANTS - 115 RADS. | | | | THE LICENSEE WILL REQUEST AN AMENDMENT TO THEIR LICENSE TO ADD A "FUME | | FREE" WHICH WILL BE INSTALLED WITH NEOPRENE GLOVES FITTED INTO THE ARM | | PORTS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34353 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 06/05/98 | |UNIT: [1] [2] [ ] STATE: MD |NOTIFICATION TIME: 13:07 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 06/05/98 | +------------------------------------------------+EVENT TIME: 07:55[EDT]| |NRC NOTIFIED BY: JAMES GROMS |LAST UPDATE DATE: 06/05/98 | |HQ OPS OFFICER: HENRY BAILEY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO 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 N 0 HOT STANDBY | 0 HOT STANDBY | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION OF OIL SPILL | | | | THE HYDRAULIC LINE ON A BACKHOE RUPTURED AND SPILLED APPROXIMATELY 15 | | GALLONS OF HYDRAULIC OIL ON THE GROUND. THE MARYLAND DEPARTMENT OF THE | | ENVIRONMENT WAS NOTIFIED. CLEANUP EFFORTS ARE UNDERWAY. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34354 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/05/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 14:20 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/05/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 10:15[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/05/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |FRED COMBS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: W. F. CAGE | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NCFR NON CFR REPORT REQMNT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HYDRAULIC OIL SPILL ONSITE REPORTED TO THE STATE OF KENTUCKY. | | | | "ON 6/5/98 AT 1015CDT, AN OIL LEAK WHICH HAD OCCURRED IN C-333-A ON A | | HYDRAULIC SYSTEM ASSOCIATED WITH POSITION 4 SOUTH AUTOCLAVE WAS DISCOVERED | | TO BE PRESENT AT AN INVERTED PIPE DAM ON A DITCH JUST ABOVE KENTUCKY | | POLLUTANT DISCHARGE ELIMINATION SYSTEM (KPDES) OUTFALL 012. THE HYDRAULIC | | OIL IS MOBIL PYROGRAD 53. AN ESTIMATED 142 GALLONS OF HYDRAULIC OIL APPEARS | | TO HAVE BEEN SPILLED. ENVIRONMENTAL COMPLIANCE PERSONNEL REPORTED THIS | | INCIDENT TO THE KENTUCKY DEPARTMENT FOR ENVIRONMENTAL PROTECTION WITH | | REPORT NUMBER B8822 ASSIGNED. SPILL CLEANUP ACTIVITIES ARE IN PROGRESS. | | | | "THE REPORTING OF THIS OIL SPILL TO ANOTHER GOVERNMENT AGENCY IS REPORTABLE | | TO THE NRC PER SAR SECTION 6.9 TABLE 6.9-1 CRITERIA P AS A 45-HOUR EVENT | | NOTIFICATION." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND THE DOE SITE | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34355 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 06/05/98 | |UNIT: [1] [ ] [ ] STATE: MN |NOTIFICATION TIME: 20:30 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 06/05/98 | +------------------------------------------------+EVENT TIME: 18:58[CDT]| |NRC NOTIFIED BY: JIM HUEBNER |LAST UPDATE DATE: 06/06/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUCE JORGENSEN RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | |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 | A/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUTOMATIC REACTOR TRIP FROM 100% POWER AFTER A FEEDWATER HEATER RELIEF | | VALVE LIFTED FOR UNKNOWN REASONS. | | | | AT 1858 CDT ON 06/05/98, UNIT 1 EXPERIENCED AN AUTOMATIC REACTOR TRIP FROM | | 100% POWER AFTER THE #15A FEEDWATER HEATER RELIEF VALVE LIFTED FOR UNKNOWN | | REASONS. THERE WAS NO MAINTENANCE ACTIVITIES IN THE AREA OR PERSONNEL | | INJURIES INVOLVED. THE FIRST OUT INDICATION SHOWED A NEGATIVE FLUX-RATE | | TRIP WHICH THE LICENSEE IS INVESTIGATING. ALL CONTROL RODS FULLY INSERTED. | | | | FOLLOWING THE TRIP, ONE OF THE TWO OPERATING MAIN FEEDWATER PUMPS (#11) | | TRIPPED, AS EXPECTED. HOWEVER, OPERATORS TRIPPED THE REMAINING MAIN | | FEEDWATER PUMP TO MINIMIZE SECONDARY INVENTORY LOSS. THIS ACTION RESULTED | | IN THE LIFTED FEEDWATER RELIEF VALVE RESEATING. DURING THIS TIME, | | OPERATORS ALSO CLOSED THE MAIN STEAM ISOLATION VALVES WHEN RCS TEMPERATURE | | REACHED 538øF TO TERMINATE THE RCS COOLDOWN. THE LOWEST RCS PRESSURE | | OBSERVED WAS 2100 PSIG (SI ACTUATION OCCURS AT 1815 PSIG). | | | | BOTH THE MOTOR (#12) AND TURBINE (#11) DRIVEN AUXILIARY FEEDWATER (AFW) | | PUMPS AUTOSTARTED AND REMAIN IN SERVICE SUPPLYING AFW TO BOTH STEAM | | GENERATORS (SGs). SG WATER LEVELS AT THE TIME OF THE REPORT WERE BETWEEN | | 6-7% NARROW RANGE (NR) INDICATION AND INCREASING TO THE NORMAL POST TRIP | | LEVEL OF 10%. THE LICENSEE IS USING THE ATMOSPHERIC STEAM DUMPS TO REMOVE | | DECAY HEAT. THERE IS NO KNOWN SG TUBE LEAKAGE WHICH WOULD RESULT IN A | | RADIOACTIVE RELEASE OFFSITE. | | | | DURING THE TRANSIENT, A NORMAL TRANSFER TO OFFSITE POWER OCCURRED. ALL | | EMERGENCY DIESEL GENERATORS ARE AVAILABLE, IF NEEDED. | | | | UNIT 1 IS CURRENTLY STABLE IN MODE 3 (HOT STANDBY) WITH AN RCS TEMPERATURE | | OF 549øF (547øF NORMAL POST TRIP) AT 2240 PSIG. | | | | THE LICENSEE WILL DETERMINE A COURSE OF ACTION BASED ON THE RESULTS OF | | THEIR INVESTIGATION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND HAS NOT DETERMINED | | WHETHER A PRESS RELEASE WILL BE MADE. | | | | * * * UPDATE AT 0003 ON 06/06/98 BY JIM HUEBNER TO JOLLIFFE * * * | | | | LICENSEE INVESTIGATION REVEALED THAT THE REACTOR AUTOMATICALLY TRIPPED | | BECAUSE CONTROL ROD #G-7 DROPPED INTO THE CORE WHEN A FUSE BLEW FOR UNKNOWN | | REASONS. IN ADDITION, A MAIN GENERATOR LOCKOUT DID NOT OCCUR, AS EXPECTED, | | WHEN THE MAIN TURBINE AUTOMATICALLY TRIPPED. | | | | ALSO, AT 2111 CDT ON 06/05/98, ONE OF FIVE SAFETY VALVES (#1A) ON 'A' SG | | LIFTED (SETPOINT IS 1075 PSIG) AND SUBSEQUENTLY RESEATED. SG POWER | | OPERATED RELIEF VALVES WERE IN MANUAL MODE AT THE TIME. 'A' SG LEVEL | | INCREASED TO 50% (NR) AND 'B' SG LEVEL INCREASED TO 45% (NR) DUE TO SWELL. | | [PRIOR TO #1A SAFETY VALVE LIFTING, BOTH SG LEVELS WERE BETWEEN 35% - 37% | | (NR)]. SG LEVELS HIGHER THAN 40% (NR) ARE POTENTIALLY OUTSIDE THE PLANT | | DESIGN BASIS WHEN RCS TEMPERATURE IS HIGHER THAN 350øF AT ZERO REACTOR | | POWER. | | | | UNIT 1 IS CURRENTLY STABLE IN MODE 3 (HOT STANDBY). THE LICENSEE INFORMED | | THE NRC RESIDENT INSPECTOR AND IS CONTINUING TO INVESTIGATE THIS EVENT. | | | | THE OPERATIONS OFFICER NOTIFIED THE R3DO BRUCE JORGENSEN. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34356 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/06/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 12:03 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/06/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 05:50[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/06/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |JOHN HICKEY EO | +------------------------------------------------+ | |NRC NOTIFIED BY: W. F. CAGE | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBA 76.120(c)(2)(i) ACCID MT EQUIP FAILS | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | |OCBC 76.120(c)(2)(iii) REDUNDANT EQUIP INOP | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PARTIAL FAILURE OF PLANT AIR SYSTEM RESULTED IN CRITICALITY ACCIDENT ALARM | | SYSTEM (CAAS) BEING INOPERABLE FOR AUDIBILITY. | | | | "ON 6/6/98 AT 0550CDT, THE PLANT EXPERIENCED A PARTIAL FAILURE OF THE | | COMPRESSED AIR SYSTEM WHEN TWO COMPRESSORS EXPERIENCED ON-LINE TRIPS. THE | | COMPRESSORS IN THE C-335 AIR PLANT TRIPPED DUE TO A DISRUPTION OF COOLING | | WATER DURING A SPRINKLER SYSTEM ACTUATION. THE SPRINKLER SYSTEM ACTUATION | | WHICH WAS LOCATED IN C-535 SWITCHYARD ON TRANSFORMER 56 WAS CAUSED BY A | | FAULTY HEAT ACTUATED DEVICE. THE COMPRESSORS WERE IMMEDIATELY RESTARTED. | | THESE COMPRESSOR TRIPS CAUSED THE PLANT CRITICALITY ACCIDENT ALARM SYSTEM | | (CAAS) TO BECOME INOPERABLE MOMENTARILY FOR AUDIBILITY DUE TO INADEQUATE | | PLANT AIR CAPACITY TO THE CAAS ALARM HORNS. ALL FACILITIES WITH CAAS ALARM | | HORNS SUPPLIED BY PLANT AIR WERE AFFECTED. THE DETECTABILITY FUNCTION OF | | THE CAAS WAS NOT AFFECTED IN ANY FACILITY. OPERATING CONDITIONS IN THE AIR | | PLANT HAVE STABILIZED AND THE AIR COMPRESSORS REQUIRED TO BE IN SERVICE TO | | SUPPORT CAAS OPERABILITY ARE IN SERVICE. OPERABILITY OF THE AUDIBILITY | | FUNCTION OF THE CAAS HAS BEEN FULLY RESTORED. | | | | "THIS EVENT IS SIMILAR TO EVENT NOTIFICATION WORKSHEETS 34206 (5/10/98), | | 34212 (5/11/98), 34236 (5/14/98), AND 34277 (5/21/98) PREVIOUSLY REPORTED. | | | | "THE INAUDIBILITY OF THE CAAS IS REPORTABLE TO THE NRC AS A 24-HOUR EVENT | | NOTIFICATION UNDER 10CFR76.120(c)(2)." | | | | THE LICENSEE INFORMED THE NRC SENIOR RESIDENT INSPECTOR AND THE DOE SITE | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34357 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WASHINGTON NUCLEAR REGION: 4 |NOTIFICATION DATE: 06/06/98 | |UNIT: [2] [ ] [ ] STATE: WA |NOTIFICATION TIME: 20:37 [ET]| |RX TYPE: [2] GE-5 |EVENT DATE: 06/06/98 | +------------------------------------------------+EVENT TIME: 13:59[PDT]| |NRC NOTIFIED BY: JOHN SLACK |LAST UPDATE DATE: 06/06/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DALE POWERS RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | VARIOUS ISOLATIONS AND ENGINEERED SAFEGUARDS FEATURES (ESF) ACTUATIONS | | OCCURRED AFTER REMOVING AN ELECTRICAL JUMPER INSTALLED FOR A SURVEILLANCE | | TEST. | | | | "THE PLANT IS IN MODE 4 FOR REFUELING OUTAGE R13. A LOGIC SYSTEM | | FUNCTIONAL TEST (LSFT) OF THE TRAVERSING IN-CORE PROBE (TIP) SYSTEM | | ISOLATION FUNCTION WAS IN PROGRESS, WITH THE REACTOR AT 115øF, 0 PSIG AND | | LEVEL AT 36 INCHES. | | | | "AN UNEXPECTED ISOLATION AND ESF ACTUATION OCCURRED. THIS EVENT STARTED | | WHEN AN ELECTRICAL JUMPER WAS REMOVED AS PART OF THE LSFT. THE LOGIC | | ACTUATED WAS THE DIVISION 2 BALANCE OF PLANT EQUIPMENT SIMILAR TO A HIGH | | DRYWELL PRESSURE OR LOW RPV LEVEL SIGNAL. THE FOLLOWING SYSTEMS WERE | | AFFECTED: | | | | -REACTOR BUILDING AND PRIMARY CONTAINMENT SUPPLY AND EXHAUST VENTILATION | | ISOLATED, | | -STANDBY GAS TREATMENT (SGT) SYSTEMS INITIATED, | | -WETWELL LETDOWN VIA THE FUEL POOL COOLING SYSTEM ISOLATED, | | -EQUIPMENT AND FLOOR DRAINS SYSTEMS ISOLATED, | | -CONTROL ROOM EMERGENCY VENTILATION INITIATED, | | -REACTOR CLOSED COOLING (RCC) WATER SYSTEM ISOLATED AND, | | -DIVISION 2 NON-VITAL BUSES LOAD SHED. | | | | "OPERATORS IMMEDIATELY SECURED THE RUNNING REACTOR RECIRC PUMP DUE TO LOSS | | OF RCC COOLING. CORE CIRCULATION AND DECAY HEAT REMOVAL WAS MAINTAINED VIA | | THE RESIDUAL HEAT REMOVAL (RHR) SYSTEM 'B' IN SHUTDOWN COOLING (SDC) MODE. | | THE OPERATORS THEN ENTERED THE EMERGENCY OPERATING PROCEDURES (EOP) WHEN | | SECONDARY CONTAINMENT DIFFERENTIAL PRESSURE WAS OBSERVED TO BE SLIGHTLY | | GREATER THAN ZERO, DUE TO ISOLATION OF REACTOR BUILDING VENTILATION. THEY | | PERFORMED ACTIONS IN THE EOP TO RESTORE SECONDARY CONTAINMENT DIFFERENTIAL | | PRESSURE TO NORMAL AND EXITED THE EOP. ALL SYSTEMS HAVE BEEN RETURNED TO | | NORMAL OPERATION PER PLANT PROCEDURES. | | | | "THE CAUSE OF THE EVENT APPEARS TO BE A PROBLEM WITH THE LSFT PROCEDURE. | | INVESTIGATION ON THE SPECIFIC CAUSE IS CONTINUING." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34358 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/07/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:24 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/06/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 14:59[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/07/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |JOHN HICKEY EO | +------------------------------------------------+ | |NRC NOTIFIED BY: W. F. CAGE | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBA 76.120(c)(2)(i) ACCID MT EQUIP FAILS | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | |OCBC 76.120(c)(2)(iii) REDUNDANT EQUIP INOP | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ISOLATION OF PLANT AIR SYSTEM FOR REPAIRS RESULTED IN CRITICALITY ACCIDENT | | ALARM SYSTEM (CAAS) BEING INOPERABLE FOR AUDIBILITY. | | | | "AT APPROXIMATELY 1330CDT ON JUNE 6, 1998, WHILE PRESSURIZING THE R-114 | | STATION IN C-337 FOR LEAK RATING, A TWO-INCH GATE VALVE AT THE R-114 | | STATION FAILED. DUE TO OVERPRESSURIZATION CONCERNS ON THE R-114 SYSTEM, | | PLANT AIR WAS VENTED TO ATMOSPHERE AT THE R-114 STATION. A THREE-INCH AIR | | SUPPLY HEADER WAS ISOLATED TO SHUT OFF [THE] AIR SUPPLY TO THIS FAILED | | VALVE. AT 1459CDT IT WAS DETERMINED THAT THIS ACTION POTENTIALLY AFFECTED | | THE C-337 BUILDING CRITICALITY ACCIDENT ALARM SYSTEM (CAAS) HORNS AND THE | | BUILDING CAAS WAS DECLARED INOPERABLE FOR AUDIBILITY WITH TSR LCO 2.4.4.2b | | ACTIONS INITIATED. FURTHER INVESTIGATION REVEALED THAT CLOSING THE VALVE | | HAD SHUTOFF THE AIR SUPPLY TO TWO BUILDING CAAS HORNS AND TWO LOCAL CAAS | | CLUSTER HORNS. THE 2-INCH GATE VALVE WAS REPAIRED AND [THE] PLANT AIR | | RESTORED TO THE CAAS HORNS. THE CAAS WAS DECLARED OPERABLE AT 2230CDT ON | | 6/6/98. | | | | "THE INAUDIBILITY OF THE CAAS IS REPORTABLE TO THE NRC AS A 24-HOUR EVENT | | NOTIFICATION UNDER 10CFR76.120(c)(2)." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34359 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/07/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 17:13 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/07/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 05:30[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/07/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |BRUCE JORGENSEN RDO | | DOCKET: 0707002 |JOHN HICKEY EO | +------------------------------------------------+ | |NRC NOTIFIED BY: KEITH VANDERPOOL | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 24-HOUR NRC BULLETIN 91-01 REPORT INVOLVING A VIOLATION OF THE DOUBLE | | CONTINGENCY REQUIREMENT AS DESCRIBED IN THE NCSA. | | | | "ON JUNE 7, 1998 AT 0530 HOURS, FACILITY OPERATIONS PERSONNEL DISCOVERED | | THAT A NUCLEAR CRITICALITY SAFETY APPROVAL (NCSA) REQUIREMENT WAS NOT BEING | | MAINTAINED WITH THE X-333 PROCESS BUILDING. NCSA-PLANT062.A00 REQUIREMENT | | #6 STATES IN PART: 'OPENINGS/PENETRATIONS (WITHIN BOUNDARY OF PROCESS | | SYSTEM) SHALL BE COVERED TO MINIMIZE THE POTENTIAL FOR MODERATOR COLLECTION | | AND MOIST AIR EXPOSURE.' UNIT 33-8, CELL 6, STAGE 1 WAS IDENTIFIED AS AN | | UNCOVERED 'OPEN SYSTEM' DUE TO THE REMOVAL OF THE STAGE 1 COMPRESSOR AND | | THE EXPOSED PIPING NOT COVERED. THIS VIOLATES REQUIREMENT #6 THUS | | CONSTITUTING THE LOSS OF CONTROL 'A' (MODERATION) IN THE CONTINGENCY MATRIX | | FOR CONTINGENCY EVENT B.16.1. CONTROL 'B' (MASS) WAS MAINTAINED THROUGHOUT | | THIS EVENT. CONTROL 'A' (MODERATION) WAS ESTABLISHED AT 0916 HOURS UNDER | | THE DIRECTION OF THE NUCLEAR CRITICALITY SAFETY ON CALL PERSON. | | | | "THERE WAS NO LOSS OF HAZARDOUS/RADIOACTIVE MATERIAL OR RADIOACTIVE/ | | RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND THE DOE SITE | | REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34360 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/08/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 03:14 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/07/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 21:10[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/08/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |JOHN HICKEY, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: RANDY BOSHELL | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NCFR NON CFR REPORT REQMNT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AUTOCLAVE SAFETY SYSTEM ACTUATION DUE TO STEAM CONTROLLER PRESSURE INCREASE | | | | AT 2145 CDT ON 06/07/98, PADUCAH PERSONNEL DETERMINED THAT A VALID SAFETY | | SYSTEM ACTUATION HAD OCCURRED ON AUTOCLAVE POSITION 4-NORTH IN THE C-333A | | PROCESS BUILDING. THE AUTOCLAVE HAD BEEN HEATING UP FOR APPROXIMATELY | | 3 HOURS AND WAS IN STANDBY MODE. THE STEAM CONTROLLER SYSTEM MALFUNCTIONED | | CAUSING THE PRESSURE INSIDE THE AUTOCLAVE TO RISE TO APPROXIMATELY 7 PSIG | | WHICH ACTUATED THE STEAM PRESSURE CONTROL SAFETY SYSTEM. THE SAFETY SYSTEM | | PERFORMED AS DESIGNED PLACING THE AUTOCLAVE IN A SAFE CONDITION. | | | | THIS EVENT IS SUBMITTED IN ACCORDANCE WITH SAFETY ANALYSIS REPORT TABLE | | 6.9-1, CRITERIA J.2 AS AN ACTUATION OF A "Q" SAFETY SYSTEM IN RESPONSE TO | | A VALID SIGNAL. THIS EVENT REQUIRES A 24 HOUR NOTIFICATION TO THE NRC. | | | | PADUCAH PERSONNEL INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34361 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 06/08/98 | |UNIT: [1] [ ] [ ] STATE: FL |NOTIFICATION TIME: 05:03 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 06/08/98 | +------------------------------------------------+EVENT TIME: 03:34[EDT]| |NRC NOTIFIED BY: DAVE FIELDS |LAST UPDATE DATE: 06/08/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 85 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - UNIT 1 STRUCK BY LIGHTNING TWICE DURING A THUNDERSTORM - | | | | AT 0334 AND 0404 ON 06/08/98, LIGHTNING STRUCK UNIT 1 TRIPPING THE | | #1B2 CIRC WATER PUMP AND THE #1B HEATER DRAIN PUMP. CONTROL ROOM OPERATORS | | MANUALLY REDUCED POWER FROM 100% TO 85% POWER. THE LICENSEE IS INSPECTING | | UNIT 1 FOR DAMAGE. UNIT 1 IS STABLE AT 85% POWER. UNIT 2 WAS UNAFFECTED | | BY THE THUNDERSTORM. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+