U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/02/98 - 06/03/98 ** EVENT NUMBERS ** 34179 34325 34326 34327 34328 34329 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34179 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SOUTH TEXAS REGION: 4 |NOTIFICATION DATE: 05/05/98 | |UNIT: [1] [ ] [ ] STATE: TX |NOTIFICATION TIME: 16:00 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/05/98 | +------------------------------------------------+EVENT TIME: 10:46[CDT]| |NRC NOTIFIED BY: JIM COLE |LAST UPDATE DATE: 06/02/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PHIL HARRELL 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 +------------------------------------------------------------------------------+ | 24-HOUR NOTIFICATION PER CONDITION OF LICENSE (NPF-076, SECTION 2G) | | INVOLVING FAILURE TO MEET THE MINIMUM OPERABILITY REQUIREMENTS FOR THE | | ESSENTIAL CHILLED WATER SYSTEM | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "WHILE IN A STATE WHERE THE 'C' TRAIN ESSENTIAL CHILLED WATER SYSTEM WAS | | INOPERABLE FOR PLANNED MAINTENANCE, A CONDITION WAS DISCOVERED WHERE THE | | SAFETY-RELATED 150-TON CHILLER IN THE 'B' TRAIN ESSENTIAL CHILLED WATER | | SYSTEM WAS NOT CAPABLE OF ADEQUATELY CONTROLLING TEMPERATURE TO MEET ITS | | SAFETY FUNCTION. THIS CONDITION RENDERED THE 'B' TRAIN ESSENTIAL CHILLED | | WATER SYSTEM INOPERABLE. WITH TWO TRAINS OF ESSENTIAL CHILLED WATER | | INOPERABLE, TECHNICAL SPECIFICATION 3.7.14 LIMITING CONDITIONS FOR | | OPERATION WERE NOT MET. THEREFORE, UNIT 1 ENTERED TECHNICAL SPECIFICATION | | 3.0.3 AT 1046 CDT ON MAY 5, 1998. THE 'B' TRAIN ESSENTIAL CHILLED WATER | | SYSTEM WAS REALIGNED IN ACCORDANCE WITH PLANT PROCEDURES AND RESTORED TO | | OPERABLE STATUS AT 1120 CDT ON MAY 5, 1998, AND UNIT 1 EXITED TECHNICAL | | SPECIFICATION 3.0.3. | | | | "THE CAUSE OF THE 'B' TRAIN 150-TON CHILLER NOT BEING ABLE TO ADEQUATELY | | CONTROL TEMPERATURE HAS NOT BEEN DETERMINED. PLANT CONFIGURATION | | REALIGNMENT WITH THE 300-TON CHILLER PROVIDING COOLING WITHOUT THE 150-TON | | CHILLER AVAILABLE IN THE CHILLED WATER SYSTEM LOOP UNDER PRESENT | | ENVIRONMENTAL CONDITIONS HAS BEEN PREVIOUSLY ANALYZED AND FOUND ACCEPTABLE | | FOR THE CHILLED WATER SYSTEM LOOP TO MEET ITS INTENDED SAFETY FUNCTION AND | | REMAIN OPERABLE." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1147 ON 06/02/98 FROM BILL MOOKHOEK TAKEN BY MACKINNON * * | | | | AS A RESULT OF THIS EVENT, A LICENSEE ENGINEERING EVALUATION WAS PERFORMED | | TO EVALUATE THE SYSTEM CONFIGURATION. THIS EVALUATION CONCLUDED THAT THE | | OPERATION OF THE 150-TON CHILLER WITH AN OUT-OF-CALIBRATION TEMPERATURE | | CONTROL CIRCUIT DID NOT IMPACT THE OPERABILITY OF THE 'B' TRAIN ESSENTIAL | | CHILLED WATER SYSTEM. ADDITIONALLY, ENGINEERING CONCLUDED THAT ROUTINE | | REMOVING/RETURNING OF A 150-TON CHILLER FROM/TO SERVICE DOES NOT, IN AND OF | | ITSELF, RENDER A CHILLED WATER TRAIN INOPERABLE. THE 'B' TRAIN ESSENTIAL | | CHILLED WATER SYSTEM REMAINED CAPABLE OF PERFORMING ITS DESIGN FUNCTION | | DURING THE PERIOD THAT THE 150-TON CHILLER WAS OPERATED WITH AN | | OUT-OF-CALIBRATION TEMPERATURE CONTROL UNIT AND WHILE THE 150-TON CHILLER | | WAS BEING REMOVED FROM SERVICE. | | | | AS A RESULT OF THE ABOVE EVALUATION, THE LICENSEE DETERMINED THAT THE 'B' | | TRAIN ESSENTIAL CHILLED WATER SYSTEM REMAINED OPERABLE DURING THIS EVENT, | | AND NO ENTRY INTO TECHNICAL SPECIFICATION 3.0.3 WAS REQUIRED. THEREFORE, | | THE LICENSEE DESIRES TO RETRACT THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R4DO (DALE POWERS). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34325 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 06/02/98 | |UNIT: [ ] [3] [ ] STATE: NY |NOTIFICATION TIME: 13:37 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 06/02/98 | +------------------------------------------------+EVENT TIME: 12:10[EDT]| |NRC NOTIFIED BY: LIZZO |LAST UPDATE DATE: 06/02/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE NEW YORK STATE DEPARTMENT OF ENVIRONMENTAL | | CONSERVATION OF A FREON TYPE R-22 RELEASE ON SITE. | | | | AN UNPLANNED RELEASE OF CHLORODIFLOUROMETHANE (FREON TYPE R-22) OCCURRED | | AS A RESULT OF A LEAK FROM THE #32 CONTROL ROOM AIR CONDITIONER UNIT. THE | | AMOUNT OF THE RELEASE IS UNKNOWN, BUT IT WAS CONSERVATIVELY ESTIMATED TO BE | | GREATER THAN ONE POUND. THE LEAK HAS BEEN ISOLATED, AND THERE WERE NO | | PERSONNEL HAZARDS AS A RESULT OF THIS LEAK. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34326 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PILGRIM REGION: 1 |NOTIFICATION DATE: 06/02/98 | |UNIT: [1] [ ] [ ] STATE: MA |NOTIFICATION TIME: 15:59 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 06/02/98 | +------------------------------------------------+EVENT TIME: 09:12[EDT]| |NRC NOTIFIED BY: PROBASCO |LAST UPDATE DATE: 06/02/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |NLTR LICENSEE 24 HR REPORT | | |NBNL RESPONSE-BULLETIN | | |NLCO TECH SPEC LCO A/S | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED THIS EVENT IN RESPONSE TO IE BULLETIN 80-14 AND THE | | INOPERABILITY OF THE SCRAM DISCHARGE VOLUME VENT AND DRAIN VALVES. | | | | IE BULLETIN 80-14, SECTION A3, STATES, "BY PROCEDURES, REQUIRE THAT THE | | SCRAM DISCHARGE VOLUME (SDV) VENT AND DRAIN VALVES BE NORMALLY OPERABLE, | | OPEN, AND PERIODICALLY TESTED. IF THESE VALVES ARE NOT OPERABLE OR ARE | | CLOSED FOR MORE THAN 1 HOUR IN ANY 24-HOUR PERIOD DURING OPERATION, THE | | REASON SHALL BE LOGGED AND THE NRC NOTIFIED WITHIN 24 HOURS (PROMPT | | NOTIFICATION)." AT 0915 ON 06/02/98, SV-302-21C WAS MADE INOPERABLE FOR | | REPAIR AND THAT, IN TURN, AFFECTED THE OPERABILITY OF VENT AND DRAIN VALVES | | CV-302-22B AND CV-302-23B. THE PLANT ENTERED A 24-HOUR TO COLD SHUTDOWN | | LIMITING CONDITION FOR OPERATION (LCO) ACTION STATEMENT. THE TESTING AND | | REPLACEMENT OF SV-302-21C TOOK APPROXIMATELY 3 HOURS. VENT AND DRAIN | | VALVES CV-302-22B AND CV-302-23B WERE CLOSED FOR A TOTAL OF 45 MINUTES. | | ALL VALVES WERE DECLARED OPERABLE AT 1452, AT WHICH TIME THE PLANT EXITED | | THE LCO ACTION STATEMENT. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR AND PLANS TO NOTIFY THE | | STATE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34327 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: YANKEE ROWE REGION: 1 |NOTIFICATION DATE: 06/02/98 | |UNIT: [1] [ ] [ ] STATE: MA |NOTIFICATION TIME: 17:15 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 06/02/98 | +------------------------------------------------+EVENT TIME: 16:30[EDT]| |NRC NOTIFIED BY: OLESON |LAST UPDATE DATE: 06/02/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 DECOMMISSIONED | 0 DECOMMISSIONED | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE U.S. ENVIRONMENTAL PROTECTION AGENCY (REGION 1) | | THAT A SHIPMENT OF RADIOACTIVE MATERIAL CONTAINED HIGH PCB CONCENTRATIONS. | | | | IT HAS BEEN DETERMINED THAT A RADIOACTIVE MATERIAL SHIPMENT FROM YANKEE | | ROWE TO A LICENSED RADIOACTIVE MATERIAL PROCESSING FACILITY (GTS DURATEK | | LOCATED IN OAK RIDGE, TENNESSEE) CONTAINED POLYCHLORINATED BIPHENYL (PCB) | | CONCENTRATIONS IN EXCESS OF THE LIMITS APPROVED FOR PROCESSING PCB | | CONTAINING MATERIALS AT GTS DURATEK. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34328 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 06/02/98 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 21:33 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 06/02/98 | +------------------------------------------------+EVENT TIME: 19:30[EDT]| |NRC NOTIFIED BY: CONWAY |LAST UPDATE DATE: 06/02/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAURIE PELUSO RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE HAS DETERMINED THAT BOTH DIVISIONS OF THE CONTROL ROOM AIR | | CONDITIONING UNITS COULD BE INCAPABLE OF PERFORMING THEIR DESIGN FUNCTION. | | | | ENGINEERING PERSONNEL NOTIFIED THE STATION SHIFT SUPERVISOR OF A CONCERN | | ASSOCIATED WITH THE SAFETY-RELATED CONTROL ROOM AIR CONDITIONING UNITS IN | | WHICH BOTH DIVISION 1 AND DIVISION 2 COULD BE INCAPABLE OF PERFORMING THEIR | | DESIGN FUNCTION OF COOLING SAFETY-RELATED EQUIPMENT AND PROVIDING CONTROL | | ROOM HABITABILITY. PRELIMINARY EVALUATION HAS FOUND THAT THE DUCTING FOR | | THE AIR CONDITIONING UNITS (ACU) MAY NOT BE OF SUFFICIENT SIZE TO SUPPORT | | SIMULTANEOUS OPERATION OF BOTH UNITS. THE CIRCUIT DESIGN ALLOWS FOR BOTH | | ACUs TO START UPON A LOSS OF AN OFFSITE POWER SOURCE WHICH MAY RESULT IN | | THE TRIPPING OF ONE OR BOTH ACUs ON LOW FLOW. ENGINEERING IS CONTINUING | | THE EVALUATION. THIS CONDITION ALONE COULD HAVE PREVENTED THE FULFILLMENT | | OF THE SAFETY FUNCTION OF STRUCTURES OR SYSTEMS THAT ARE NEEDED TO MITIGATE | | THE CONSEQUENCES OF AN ACCIDENT DUE TO DESIGN OR ANALYSIS DEFICIENCIES. | | | | AN INTERIM PREVENTATIVE MEASURE BEING TAKEN IS TO PREVENT OPERATION OF THE | | DIVISION 2 UNITS THUS ALLOWING AUTOMATIC OPERATION OF DIVISION 1 UNITS. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34329 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/03/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 01:53 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/02/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 08:30[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/03/98 | | 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: G. W. LAMB | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBA 76.120(c)(2)(i) ACCID MT EQUIP FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE OF A C-310 HIGH VOLTAGE RELEASE DETECTION SAFETY SYSTEM DETECTOR | | HEAD TO RESET AFTER TESTING - SAFETY SYSTEM FAILURE (24-HOUR REPORT) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM PADUCAH: | | | | "ON 06/02/98 AT 0830 CDT, THE PLANT EXPERIENCED THE FAILURE OF A PORTION OF | | THE C-310 HIGH VOLTAGE UF6 RELEASE DETECTION SAFETY SYSTEM. DURING THE | | TWICE-SHIFTLY [TECHNICAL SPECIFICATION REQUIRED (TSR)] SURVEILLANCE, WHICH | | REQUIRES 'TEST FIRING' OF THE DETECTOR HEADS, ONE OF THE DETECTOR HEADS | | WOULD NOT RESET. THE AUDIBLE ALARM RESET, BUT THE VISUAL ALARM REMAINED | | IN. THE SAFETY SYSTEM WAS DECLARED INOPERABLE, AND TSR-REQUIRED ACTIONS | | WERE IMPLEMENTED. THE SAFETY SYSTEM WAS SUBSEQUENTLY REPAIRED AND RETURNED | | TO SERVICE." | | | | PADUCAH PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+