U.S. Nuclear Regulatory Commission Operations Center Event Reports For 05/11/98 - 05/12/98 ** EVENT NUMBERS ** 34201 34202 34203 34204 34205 34206 34207 34208 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34201 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 05/11/98 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 00:44 [ET]| |RX TYPE: [1] CE |EVENT DATE: 05/10/98 | +------------------------------------------------+EVENT TIME: 20:34[CDT]| |NRC NOTIFIED BY: JIM COOK |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SANBORN RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AN ESF SIGNAL WAS INADVERTENTLY ACTIVATED DURING MAINTENANCE. | | | | DURING PLANNED MAINTENANCE, WHILE PREPARING TO REMOVE A RELAY COIL, THE | | TRIP LEVER MECHANISM WAS INADVERTENTLY TOUCHED THEREBY CAUSING THE RELAY TO | | TRIP. THIS IN TURN CAUSED FURTHER ACTIVATION, AS EXPECTED, OF VARIOUS | | EQUIPMENT INCLUDING SECURING CONTAINMENT PURGE. THE PLANT IS PRESENTLY IN | | REFUELING MODE WITH FUEL HANDLING IN PROGRESS. FUEL MOVEMENT WAS | | IMMEDIATELY STOPPED IN ACCORDANCE WITH TECHNICAL SPECIFICATION 2.8. THE | | PLANT ENTERED ABNORMAL PROCEDURE FOR RESET OF ENGINEERED SAFEGUARDS TO | | RESTORE EQUIPMENT TO NORMAL OPERATIONS. ALL EQUIPMENT WAS RETURNED TO | | NORMAL OPERATION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34202 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 05/11/98 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 04:19 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 01:53[EDT]| |NRC NOTIFIED BY: STEPHEN FREGEAU |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK MCFADDEN 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 +------------------------------------------------------------------------------+ | AN ESF SIGNAL WAS INADVERTENTLY ACTIVATED DURING MAINTENANCE. | | | | DURING A TAGOUT PROCEDURE TO SUPPORT PLANNED MAINTENANCE FOR REPACKING A | | RESIDUAL HEAT REMOVAL (RHR) 'C' INJECTION VALVE, IT WAS NOTED THAT THE | | INJECTION PERMISSIVE WAS NO LONGER MADE UP FOR THE VALVE AND THE SYSTEM | | WOULD NO LONGER BE AVAILABLE FOR INJECTION. THE TAGOUT WAS IMMEDIATELY | | ORDERED TO BE CLEARED AND UPON ESTABLISHING POWER, A DIVISION II EMERGENCY | | CORE COOLING SYSTEM (ECCS) INITIATION OCCURRED. THE INITIATION CAUSED AN | | AUTO-START OF EMERGENCY GENERATORS AND THE RHR 'B' AND 'C' SYSTEMS TO ALIGN | | FOR SAFETY INJECTION. NO INJECTION OCCURRED AS THE RHR PUMPS WERE DISABLED | | DUE TO THE REACTOR CAVITY BEING FLOODED WITH THE SPENT FUEL GATES REMOVED. | | THE RHR PUMPS WERE NOT REQUIRED TO BE OPERABLE IN THIS CONDITION. | | | | THE CAUSE OF THE INITIATION IS, PRELIMINARILY, ATTRIBUTED TO THE VESSEL | | LEVEL TRANSMITTERS THAT WERE REENERGIZED WITH THE CLEARANCE OF THE TAGOUT. | | THE INDICATORS FAIL DOWNSCALE WHEN DEENERGIZED AND THE INITIAL SIGNAL WHEN | | REENERGIZED WOULD CAUSE THE ENGINEERED SAFETY SYSTEM (ESF) SIGNAL. THE | | SIGNAL CLEARED AS SOON AS THE INDICATORS RETURNED TO THEIR ACTUAL LEVELS. A | | ROOT CAUSE INVESTIGATION IS UNDERWAY. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34203 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 05/11/98 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 07:13 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 05:30[EDT]| |NRC NOTIFIED BY: DONALD NEWMAN |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK MCFADDEN 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SLIP JOINT ON JET PUMP OUT OF JOINT BY 1/4 INCH. | | | | DURING DRAIN DOWN OF THE 'A' REACTOR RECIRCULATION LOOP FOR MAINTENANCE, | | BUBBLES WERE NOTED COMING FROM THE REACTOR ANNULUS AT 90ø AZIMUTH. A | | CAMERA WAS LOWERED AND THE SLIP JOINT ON THE 5-6 JET PUMP RISER IS OUT OF | | THE JOINT ABOUT 1/4 INCH. AIR IS BLEEDING OUT OF THE SLIP JOINT. THERE IS | | AN INVESTIGATION CURRENTLY IN PROGRESS TO DETERMINE THE CAUSE AND DEVELOP A | | REPAIR PLAN. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34204 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 05/11/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 10:31 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 09:35[EDT]| |NRC NOTIFIED BY: TERRY DOVE |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK MCFADDEN 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFEGUARDS INFORMATION COMPROMISED. | | | | THE LICENSEE DISCOVERED THAT A COMPROMISE OF SAFEGUARDS INFORMATION | | OCCURRED AND TOOK IMMEDIATE COMPENSATORY MEASURES. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | REFER TO THE HOO LOG FOR ADDITIONAL DETAILS. | | | | THIS EVENT IS THE SAME AS OYSTER CREEK REPORT # 34205. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34205 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 05/11/98 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 11:27 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 10:30[EDT]| |NRC NOTIFIED BY: PIETRUSKI |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK MCFADDEN RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFEGUARDS INFORMATION COMPROMISED. | | | | THE LICENSEE DISCOVERED THAT A COMPROMISE OF SAFEGUARDS INFORMATION | | OCCURRED AND TOOK IMMEDIATE COMPENSATORY MEASURES. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | REFER TO THE HOO LOG FOR ADDITIONAL DETAILS | | | | THIS EVENT IS THE SAME AS THREE MILE ISLAND REPORT # 34204. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34206 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 05/11/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 12:00 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 05/10/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 11:35[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 05/11/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JAMES CREED RDO | | DOCKET: 0707001 |DON COOL EO | +------------------------------------------------+STUART RUBIN IRD | |NRC NOTIFIED BY: HALICKS | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBA 76.120(c)(2)(i) ACCID MT EQUIP FAILS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CRITICALITY ACCIDENT ALARM SYSTEM (CAAS) DECLARED INOPERABLE. | | | | THE PLANT EXPERIENCED A PARTIAL FAILURE OF THE PLANT AIR SYSTEM WHEN THREE | | AIR COMPRESSORS IN THE "C-355" BUILDING FAILED DUE TO A BLOWN FUSE ON AN | | ELECTRICAL SUBSTATION. THE PARTIAL FAILURE OF THE PLANT AIR SYSTEM CAUSED | | THE PLANT CAAS TO BE DECLARED INOPERABLE DUE TO INADEQUATE AIR PRESSURE TO | | THE CAAS BUILDING ALARM HORNS. ALL FACILITIES WITH CAAS ALARM CAPABILITIES | | SUPPLIED BY PLANT AIR WERE DECLARED INOPERABLE DUE TO ALARM INAUDIBILITY. | | THE CAAS DETECTABILITY WAS NOT AFFECTED IN ANY FACILITY. APPROPRIATE LCO | | ACTIONS AS REQUIRED BY TSR's WERE IMPLEMENTED AT THE TIME OF INOPERABILITY. | | BY 1225 @ 05/10/98, PLANT AIR PRESSURE HAD BEEN RESTORED AND AT 1320 CAAS | | AUDIBILITY WAS DECLARED OPERABLE. | | | | ADDITIONALLY, THE CLOSING ABILITY OF THE FOUR CONTAINMENT ISOLATION VALVES | | ON EACH FEED AUTOCLAVE ASSOCIATED WITH THE AUTOCLAVE HIGH PRESSURE | | ISOLATION SAFETY SYSTEM TO CLOSE WITHIN 10 SECONDS WAS EVALUATED. | | | | THE LICENSEE NOTIFIED THE RESIDENT INSPECTOR. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34207 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NORTH ANNA REGION: 2 |NOTIFICATION DATE: 05/11/98 | |UNIT: [1] [ ] [ ] STATE: VA |NOTIFICATION TIME: 15:40 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 14:20[EDT]| |NRC NOTIFIED BY: SLATTERY |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PAUL FREDRICKSON 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 +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE FEDERAL ENERGY REGULATORY COMMISSION THAT POWER | | WAS LOST TO THE DAM SPILLWAY. | | | | A NOTIFICATION WAS MADE (PER ADMINISTRATION PROCEDURES) TO THE FEDERAL | | ENERGY REGULATORY COMMISSION (FERC) REGIONAL ENGINEER THAT POWER WAS LOST | | FROM THEIR SUPPLIER TO THE SPILLWAY PROJECT AND THEIR SPILLWAY EMERGENCY | | DIESEL WOULD NOT START AND STAY RUNNING. THE CAUSE OF THE DIESEL FAILURE | | IS UNKNOWN AND BEING INVESTIGATED. POWER FROM THEIR SUPPLIER WAS RESTORED | | TO THE SPILLWAY. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34208 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 05/11/98 | |UNIT: [1] [2] [ ] STATE: SC |NOTIFICATION TIME: 20:33 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/11/98 | +------------------------------------------------+EVENT TIME: 08:30[EDT]| |NRC NOTIFIED BY: BRISSON |LAST UPDATE DATE: 05/11/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PAUL FREDRICKSON RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 85 POWER OPERATION | 85 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FIRE BARRIER SEALING DEVICES HAVE BEEN DETERMINED TO BE INOPERABLE. | | | | THE SELECTED LICENSEE COMMITMENT(SLC) 16.9-5, "FIRE BARRIER PENETRATIONS" | | REQUIRES THAT ALL FIRE BARRIERS AND ALL SEALING DEVICES IN FIRE BARRIER | | PENETRATIONS SHALL BE OPERABLE WHEN THEY SEPARATE: | | 1. SAFETY FROM NON-SAFETY RELATED AREAS, | | 2. REDUNDANT ANALYZED POST FIRE SAFE SHUTDOWN EQUIPMENT, | | 3. THE CONTROL COMPLEX (CONTROL ROOM, CABLE ROOMS AND BATTERY ROOMS) FROM | | THE REMAINDER OF THE PLANT, OR | | 4. CONTAINMENT FROM NON-CONTAINMENT AREAS. | | | | DURING THE TRIENNIAL FIRE PROTECTION AUDIT, SEVERAL PROBLEMS WERE | | DISCOVERED WITH PENETRATION SEALS IN COMMITTED FIRE BARRIERS. A | | PENETRATION SEAL IN A WALL SEPARATING TWO TRAINS OF COMPONENT COOLING WATER | | PUMPS WAS FOUND TO HAVE A THROUGH-WALL GAP. SEPARATELY, SIXTY OF THE | | PENETRATION SEALS IN THE CONTROL ROOM FLOOR WERE FOUND TO HAVE AN | | INADEQUATE DEPTH OF FOAM. | | | | AS AN IMMEDIATE CORRECTIVE MEASURE, THE AFFECTED SEALS WERE PLACED UNDER A | | FIRE WATCH AS REQUIRED BY SLC 16.9-5. IN ADDITION, THEY ARE INSPECTING | | ADDITIONAL PENETRATION SEALS OF SIMILAR CONFIGURATION. A RANDOM SAMPLING | | IS BEING CONDUCTED FOR THOSE SEALS ASSOCIATED WITH THE COMPONENT COOLING | | WATER PUMPS. ALL FLOOR SEALS IN COMMITTED FLOOR BOUNDARIES ASSOCIATED WITH | | THE CONTROL ROOM ARE BEING INSPECTED. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+