U.S. Nuclear Regulatory Commission Operations Center Event Reports For 09/14/98 - 09/15/98 ** EVENT NUMBERS ** 34768 34769 34770 34771 34772 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34768 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 09/14/98 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 15:17 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 09/14/98 | +------------------------------------------------+EVENT TIME: 07:43[EDT]| |NRC NOTIFIED BY: MICHELE SAVINO |LAST UPDATE DATE: 09/14/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | INFORMATION CALL REGARDING A NON-DEMINIMIS OIL SPILL IN THE WASTE HOLDUP | | TANK PIT | | | | AT 0743 ON 09/14/98, APPROXIMATELY 1/2 GALLON OF OIL WAS NOTED ON THE FLOOR | | OF THE WASTE HOLDUP TANK PIT AREA. THE LICENSEE STATED THAT ALTHOUGH THE | | SPILL DID NOT REACH THE ENVIRONMENT, IT WAS NOT CLEANED UP WITHIN THE | | REQUIRED 2-HOUR PERIOD. IT IS BELIEVED THAT THE OIL CAME FROM THE WASTE | | HOLDUP TANK WHEN IT OVERFLOWED APPROXIMATELY 3 OR 4 WEEKS AGO. | | | | THE LICENSEE STATED THAT FOR A SPILL TO BE CONSIDERED DEMINIMIS, IT WOULD | | HAVE TO MEET THE FOLLOWING REQUIREMENTS: INVOLVE LESS THAN 5 GALLONS, BE | | CLEANED UP WITHIN 2 HOURS, BE CONTAINED ON AN IMPERVIOUS SURFACE SUCH AS | | CONCRETE, NOT REACH THE ENVIRONMENT, AND NOT REACH ANY STORM DRAINS. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34769 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 09/14/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 16:35 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 09/14/98 | +------------------------------------------------+EVENT TIME: 15:55[EDT]| |NRC NOTIFIED BY: RANDY CAMPBELL |LAST UPDATE DATE: 09/14/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ 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 +------------------------------------------------------------------------------+ | DISCOVERY OF AN INOPERABLE FIRE BARRIER IN THE FUEL HANDLING BUILDING | | | | AT 1555 ON 09/14/98, THE LICENSEE DETERMINED THAT THREE MILE ISLAND UNIT 1 | | WAS IN A CONDITION OUTSIDE THE DESIGN BASIS IN THAT A FIRE BARRIER | | PENETRATION WAS FOUND TO BE INOPERABLE DURING PERFORMANCE OF A FIRE BARRIER | | UPGRADE PROGRAM. THE FIRE BARRIER INVOLVED IS LOCATED IN THE FUEL HANDLING | | BUILDING, AND IT INVOLVES CABLE RUNS THAT GO TO THE INTAKE SCREEN AND PUMP | | HOUSE FOR CONTROL CIRCUITRY. | | | | AS A RESULT OF THE DISCOVERY OF THIS INOPERABLE FIRE BARRIER, THE LICENSEE | | PLACED FIRE BARRIER MATERIAL ON THE INOPERABLE SEAMS. BECAUSE THIS | | MATERIAL HAS A 24-HOUR DRYING TIME, IT WILL BE 24 HOURS BEFORE THE FIRE | | BARRIER CAN BE DECLARED OPERABLE. DURING THE INTERIM, THE LICENSEE HAS | | ESTABLISHED A 1-HOUR FIRE WATCH (VIA CAMERA). THIS ACTION IS PERMITTED | | BECAUSE THE AREA HAS OPERABLE FIRE DETECTION AND FIRE SUPPRESSION | | EQUIPMENT. | | | | THE LICENSEE STATED THAT THE UNIT IS NOT CURRENTLY IN A TECHNICAL | | SPECIFICATION LIMITING CONDITION FOR OPERATION AS A RESULT OF THIS ISSUE. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34770 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 09/14/98 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 16:36 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 09/14/98 | +------------------------------------------------+EVENT TIME: 16:00[EDT]| |NRC NOTIFIED BY: STEVE FULLER |LAST UPDATE DATE: 09/14/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ 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 97 POWER OPERATION | 97 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE OF THE 'A' ISOLATION CONDENSER CONDENSATE RETURN DRAIN PIPING TO | | MEET SMALL BORE PIPING ALLOWABLE STRESS CRITERIA SPECIFIED IN ANSI B.31.1 | | | | ENGINEERING STUDIES REGARDING THE CAPABILITY OF SMALL BORE PIPING TO MEET | | ALLOWABLE PIPE STRESS CRITERIA (CONTINUATION OF A 1997 STUDY PURSUANT TO IE | | BULLETIN 97-14) RESULTED IN THE DISCOVERY THAT THE 'A' ISOLATION CONDENSER | | CONDENSATE RETURN DRAIN PIPING DOES NOT MEET THE REQUIREMENTS OF ANSI | | B.31.1 AS REQUIRED BY THE PLANT'S LICENSING BASES AND FINAL SAFETY ANALYSIS | | REPORT. HOWEVER, ADDITIONAL ANALYSIS DETERMINED THAT THIS PIPING DOES MEET | | ASME SECTION III, APPENDIX F, THEREBY SUPPORTING CONTINUED OPERABILITY OF | | THIS PIPING. | | | | THE LICENSEE STATED THAT THIS ISSUE ACTUALLY INVOLVES AN ISOLATED SECTION | | OF DRAIN PIPING OFF OF A CONDENSATE RETURN LINE TO THE 'A' ISOLATION | | CONDENSER, AND THE PIPING HAS DOUBLE VALVE ISOLATION. THE LICENSEE | | CONSIDERS THE ISOLATION CONDENSER TO BE OPERABLE, AND THE UNIT IS NOT | | CURRENTLY IN A TECHNICAL SPECIFICATION LIMITING CONDITION FOR OPERATION AS | | A RESULT OF THIS ISSUE. | | | | THE LICENSEE PLANS TO IMPLEMENT CORRECTIVE ACTIONS DURING PERFORMANCE OF AN | | UPCOMING REFUELING OUTAGE WHICH IS CURRENTLY SCHEDULED TO COMMENCE ON | | 09/26/98. | | | | THE LICENSEE ALSO PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34771 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FERMI REGION: 3 |NOTIFICATION DATE: 09/14/98 | |UNIT: [2] [ ] [ ] STATE: MI |NOTIFICATION TIME: 17:47 [ET]| |RX TYPE: [2] GE-4 |EVENT DATE: 09/14/98 | +------------------------------------------------+EVENT TIME: 15:05[EDT]| |NRC NOTIFIED BY: DAVID COSEO |LAST UPDATE DATE: 09/14/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MONTE PHILLIPS 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 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DEENERGIZATION OF AN ENGINEERED SAFETY FEATURE (ESF) BUS AND RECEIPT OF A | | HALF SCRAM DURING BUS TRANSFER FROM THE ALTERNATE TO NORMAL FEED | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "WHILE TRANSFERRING THE 480-[VOLT] ESF (72F) BUS FROM ITS ALTERNATE FEED TO | | ITS NORMAL FEED, THE ALTERNATE FEED BREAKER WAS OPENED WITHOUT POWER | | AVAILABLE ON THE NORMAL FEED. AT THE TIME, [REACTOR PROTECTION SYSTEM | | (RPS)] 'B' WAS ON ITS ALTERNATE POWER SUPPLY FROM 72F AND WAS DEENERGIZED. | | A HALF-SCRAM WAS RECEIVED. ISOLATION SIGNALS/ISOLATIONS AND ACTUATIONS | | OCCURRED AS EXPECTED. THEY ARE AS FOLLOWS:" | | | | "GROUPS IN WHICH ONE OR MORE VALVES ISOLATED" | | | | "GROUP 13 - DRYWELL SUMPS" | | "GROUP 14 - DRYWELL AND SUPPRESSION POOL VENTILATION" | | "GROUP 17 - RECIRCULATION SEAL PURGE OUTBOARD ISOLATION VALVES AND | | PRIMARY CONTAINMENT RADIATION MONITORING SYSTEM" | | | | "SYSTEMS PROPERLY REMOVED FROM SERVICE (ISOLATION SIGNAL BUT NO VALVE | | MOVEMENT)" | | | | "GROUP 1 - MAIN STEAM LINE OUTBOARD DRAIN ISOLATION ONLY" | | "GROUP 2 - REACTOR WATER SAMPLE LINE OUTBOARD ISOLATION VALVE" | | "GROUP 4 - [RESIDUAL HEAT REMOVAL (RHR)] SHUTDOWN COOLING AND HEAD | | SPRAY" | | "GROUP 11 - [REACTOR WATER CLEANUP] OUTBOARD ISOLATION VALVES" | | "GROUP 12 - TORUS WATER MANAGEMENT SYSTEM" | | "GROUP 18 - PRIMARY CONTAINMENT PNEUMATIC SUPPLY VALVES" | | | | "REACTOR BUILDING [HEATING VENTILATION AND AIR CONDITIONING (HVAC)] | | ISOLATED, AND [DIVISION] 1 STANDBY GAS TREATMENT SYSTEM STARTED. SECONDARY | | CONTAINMENT INTEGRITY WAS MAINTAINED. DIVISION 1 CONTROL CENTER HVAC WAS | | OPERATING IN RECIRCULATION MODE AT THE TIME FOR OTHER OUTAGE WORK." | | | | "THE PLANT IS IN A REFUELING OUTAGE WITH CORE ALTERATIONS IN PROGRESS. | | DIVISION 1 OF THE RHR SYSTEM WAS OPERATING IN SHUTDOWN COOLING MODE AND WAS | | NOT LOST. VESSEL WATER LEVEL WAS STABLE AND REMAINED GREATER THAN 20' 6" | | ABOVE THE REACTOR PRESSURE VESSEL FLANGE. REACTOR WATER TEMPERATURE WAS | | STABLE AT 94[øF]. RPS POWER HAS BEEN RESTORED AND THE HALF SCRAM RESET. | | INVESTIGATION OF THIS EVENT IS IN PROGRESS." | | | | THE LICENSEE STATED THAT ALL SYSTEMS FUNCTIONED AS REQUIRED AND THAT THERE | | WAS NOTHING UNUSUAL OR NOT UNDERSTOOD. THE LICENSEE ALSO STATED THE CORE | | ALTERATIONS WHICH WERE IN PROGRESS INVOLVED A CONTROL ROD BLADE SHUFFLE AND | | DID NOT INVOLVE MOVEMENT OF FUEL BUNDLES. SYSTEM VALVE RE-ALIGNMENT IS | | CURRENTLY IN PROGRESS. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34772 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GINNA REGION: 1 |NOTIFICATION DATE: 09/15/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 04:44 [ET]| |RX TYPE: [1] W-2-LP |EVENT DATE: 09/15/98 | +------------------------------------------------+EVENT TIME: 00:51[EDT]| |NRC NOTIFIED BY: ROY GILLOW |LAST UPDATE DATE: 09/15/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ 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 SHIFTED TO RECIRC MODE DUE TO AN INCREASE IN RADON | | CAUSED BY A TEMPERATURE INVERSION. | | | | "AT 0051EDT CONTROL ROOM VENTILATION WENT INTO RECIRC MODE DUE TO A SIGNAL | | FROM R-37 (CONTROL ROOM PARTICULATE RADIATION MONITOR). ALL SYSTEM FANS | | AND DAMPERS OPERATED AS EXPECTED. RADIATION PROTECTION PERSONNEL TOOK AIR | | SAMPLES FROM [THE] TURBINE BUILDING. ANALYSIS OF SAMPLES DETERMINED THAT | | ACTIVITY PRESENT WAS FROM NATURALLY OCCURRING SOURCES SUCH AS RADON AND | | RADON DECAY PRODUCTS." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | HOO NOTE: THIS ALSO OCCURRED ON 9/4/98 - SEE EVENT #34735. | +------------------------------------------------------------------------------+