U.S. Nuclear Regulatory Commission Operations Center Event Reports For 03/28/97 - 03/31/97 ** EVENT NUMBERS ** 32040 32044 32045 32046 32047 32048 32049 32050 32051 32052 32053 32054 +----------------------------------+ +-----------------------+ |TRANSPORTATION EVENT | |EVENT NUMBER: 32040 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: MILLSTONE 1, 2, 3 |NOTIFICATION DATE: 03/27/97 | | CITY: WATERFORD REGION: 1 |NOTIFICATION TIME: 17:05 [ET]| | COUNTY: STATE: CT |EVENT DATE: 03/27/97 | |LICENSE#: AGREEMENT: N |EVENT TIME: 16:30[EST]| | DOCKET: |LAST UPDATE DATE: 03/28/97 | | +-----------------------------+ | |PERSON ORGANIZATION| | |LEANNE HARRISON RDO | | |JOE HOLONICH, NMSS EO | +------------------------------------------------+FRED COMBS, NMSS EO | |NRC NOTIFIED BY: JIM BAUER | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NTRA TRANSPORTATION EVENT | | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | |ELOS 39.77(b) THEFT/LOSS OF RAD MAT | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - LOSS OF RADIOACTIVE MATERIAL FROM A TRUCK ENROUTE TO MILLSTONE - | | | | MILLSTONE RENTED AN EQUA-FLEX VESSEL #93-46 AND ASSOCIATED PIPING AND | | VALVES FROM THE BARNWELL WASTE MANAGEMENT FACILITY IN BARNWELL, SC, | | OPERATED BY CHEM-NUCLEAR SYSTEMS, INC TO PROCESS LIQUID RAD WASTE. THIS | | RADIOACTIVE ASSEMBLY WAS TRUCKED FROM BARNWELL, SC, TO MILLSTONE VIA SC, | | NC, VA, MD, DE, NJ, AND CT. THE TRUCK WAS PLACARDED RADIOACTIVE MATERIAL, | | SURFACE CONTAMINATED OBJECT 7, UN-2913, CHRIS CODE: RAM. | | | | THE TRUCK DRIVER FOR THE CARRIER, TRI-STATE TRUCKING COMPANY, STOPPED AT A | | REST STOP 18 MILES NORTH OF THE NJ/DE BORDER AT EXIT 18A ON I-295 NEAR | | PAULSBORO, NJ, WHERE HE OBSERVED A VALVE MISSING FROM THE ASSEMBLY. | | | | UPON ARRIVAL AT MILLSTONE, THE LICENSEE RECEIPT INSPECTED THE ASSEMBLY AND | | DETERMINED THAT A 2 INCH BALL VALVE WAS MISSING FROM THE ASSEMBLY. THE | | HOLE IN THE PIPE WHERE THE VALVE WAS LOCATED MEASURED 32 MR/HR ON CONTACT. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR, CT DEPARTMENT OF | | TRANSPORTATION, AND LOCAL OFFICIALS. | | | | NRC REGION 1 NOTIFIED DOT, EPA, DE STATE POLICE, NJ DEP, MD DEP, AND THE | | USCG NATIONAL RESPONSE CENTER. | | | | THE USCG NATIONAL RESPONSE CENTER NOTIFIED THE CENTERS FOR DISEASE | | CONTROL, PA EMERGENCY MANAGEMENT AGENCY, DE EMERGENCY MANAGEMENT AGENCY, | | DE DEPARTMENT OF NATIONAL RESOURCES AND ENVIRONMENTAL CONTROL, NJ DEP, | | EPA REGION II, EPA OFFICE OF AIR AND RADIATION, NOAA REGION II, DOE, AND | | THE NRC OPERATION CENTER. | | | | * * * UPDATE AT 1050 EST ON 03/28/97 FROM PO GARNEAU TO S. SANDIN * * * | | | | NOTIFIED BY THE NATIONAL RESPONSE CENTER THAT FASTENERS ASSOCIATED WITH THE | | VALVE WERE PICKED UP BY THE DRIVER. THE DRIVER WAS CONTAMINATED AND | | SUBSEQUENTLY DECONNED. THE VALVE HAS NOT YET BEEN LOCATED. NOTIFIED THE | | R1DO (HARRISON), NMSS EO (COMBS) AND IRD (BARRETT). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32044 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 03/28/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 03:04 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 03/27/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 03:25[CST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 03/28/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |ROGER LANKSBURY RDO | | DOCKET: 0707001 |JOE HOLONICH EO | +------------------------------------------------+FRANK CONGEL IRD | |NRC NOTIFIED BY: W. G. HALICKS | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UF6 RELEASE DETECTION AND ISOLATION SAFETY SYSTEM DECLARED INOPERABLE | | DURING SURVEILLANCE TESTING. | | | | AT 0325CST ON 3/27/97, DURING TSR SURVEILLANCE TESTING OF THE UF6 RELEASE | | DETECTION AND ISOLATION SAFETY SYSTEM ON THE C-310 WEST NORMETEX PUMP, THE | | SAFETY SYSTEM FOR THE OPERATING EAST NORMETEX PUMP WAS DETERMINED TO BE | | INOPERABLE. AT 0410CST, THE EAST NORMETEX PUMP WAS PLACED IN MODE 3 | | (STANDBY) AS REQUIRED BY THE TSR. AT 2200CST, PLANT PERSONNEL PERMITTED | | PERFORMANCE OF THE SURVEILLANCE TEST BASED ON THE EXISTENCE OF TWO | | INDEPENDENT INSTRUMENT CHANNELS, EITHER OF WHICH IS CAPABLE OF PROVIDING | | THE PROTECTIVE FUNCTION. THE SURVEILLANCE TESTS THE ABILITY OF THE | | DETECTION AND ISOLATION SAFETY SYSTEM TO PERFORM THEIR INTENDED SAFETY | | FUNCTIONS. EACH OF THE TWO INSTRUMENT CHANNELS IS TESTED INDEPENDENTLY AND | | IS INOPERABLE DURING TESTING. PERSONNEL PERFORMING THE SURVEILLANCE, USING | | AN IN-HAND PROCEDURE, DID NOT REALIZE THAT THE TSR LCO CANNOT BE MET IF ONE | | OF THE TWO CHANNELS IS INOPERABLE FOR MORE THAN ONE HOUR. A LATER REVIEW | | BY ENGINEERING DETERMINED THAT BOTH INSTRUMENT CHANNELS MUST BE OPERABLE TO | | COMPLY WITH THE TSR. THE INOPERABLE CONDITION WAS CORRECTED AND THE UF6 | | RELEASE DETECTION AND ISOLATION SYSTEM WAS SUBSEQUENTLY DECLARED OPERABLE | | AND THE PUMP WAS RETURNED TO MODE 2 (WITHDRAWAL). | | | | THE 'A' INSTRUMENT CHANNEL, REMOVED FROM SERVICE AT 2200CST ON 3/26/97 FOR | | TESTING, WAS NOT RESTORED UNTIL 0447CST ON 3/27/97. THIS EXCEEDED THE 1 | | HOUR ALLOWED PER TSR LCO, THUS, RENDERING THE ASSOCIATED SAFETY EQUIPMENT | | INOPERABLE. TESTING OF THE 'B' INSTRUMENT CHANNEL HAS NOT BEEN PERFORMED. | | THE LICENSEE HAS LONG TERM CORRECTIVE ACTIONS UNDER REVIEW, HOWEVER, | | BELIEVES THAT THE 1 HOUR CURRENTLY ALLOWED IS SUFFICIENT FOR TESTING. | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32045 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SOUTH TEXAS REGION: 4 |NOTIFICATION DATE: 03/28/97 | |UNIT: [ ] [2] [ ] STATE: TX |NOTIFICATION TIME: 05:14 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 03/27/97 | +------------------------------------------------+EVENT TIME: 04:30[CST]| |NRC NOTIFIED BY: JOHN MILLIFF |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 HOT STANDBY | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ADDITIONAL DEBRIS IDENTIFIED IN CONTAINMENT DURING A TS REQUIRED | | CONTAINMENT CLOSEOUT INSPECTION. | | | | THE FOLLOWING TEXT WAS RECEIVED VIA FAX FROM THE LICENSEE: | | | | "THIS IS A SUPPLEMENTAL NOTIFICATION TO EVENT #31842. THIS CONDITION | | APPLIES TO UNIT 2 ONLY. UNIT 2 IS CURRENTLY IN MODE 2. ON MARCH 27, 1997, | | WHILE PERFORMING A WALKDOWN IN THE REACTOR CONTAINMENT BUILDING, SOME | | LAGGING WAS FOUND REMOVED AND UNSECURED INSIDE THE REGENERATIVE HEAT | | EXCHANGER ROOM. IT IS BELIEVED THAT THIS LAGGING HAD BEEN THERE SINCE THE | | LAST UNIT 2 REFUELING OUTAGE, FEBRUARY 24, 1997. A WALKDOWN OF ALL | | ACCESSIBLE AREAS HAS BEEN PERFORMED BY A TEAM CONSISTING OF FIVE MANAGERS. | | AN ENGINEERING REVIEW OF THE LOOSE LAGGING CONCLUDED THAT THIS DEBRIS WOULD | | NOT POSSIBLY REACH OR IMPACT THE CONTAINMENT SUMPS. THE LOOSE LAGGING WAS | | LOCATED IN A ROOM WHICH IS ALWAYS LOCKED CLOSED DUE TO RADIOLOGICAL | | CONDITIONS. A PREVIOUS NOTIFICATION (NRC EVENT #31842) WAS RECENTLY MADE ON | | FEBRUARY 24, 1997 WHICH DOCUMENTED AN INCIDENT WHERE SOME LOOSE DEBRIS WAS | | DISCOVERED FOLLOWING THE COMPLETION OF THE TECHNICAL SPECIFICATION REQUIRED | | CONTAINMENT INSPECTION FOR LOOSE DEBRIS FOLLOWING THE REFUELING OUTAGE. | | THIS LAGGING IS BELIEVED TO HAVE BEEN OVERLOOKED DURING THE PREVIOUS | | CONTAINMENT CLOSEOUT INSPECTION. THIS CONDITION IS BEING REPORTED AS A | | FAILURE TO FULLY MEET THE SURVEILLANCE REQUIREMENTS OF THE TECHNICAL | | SPECIFICATIONS REGARDING CONTAINMENT CLEANLINESS. AS SUCH, THIS CONDITION | | IS BEING REPORTED AS A VIOLATION OF THE PLANT OPERATING LICENSE NPF 80 (2G) | | SECTION 2.C(2) (24 HOUR REPORT)." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32046 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BROWNS FERRY REGION: 2 |NOTIFICATION DATE: 03/28/97 | |UNIT: [1] [2] [3] STATE: AL |NOTIFICATION TIME: 05:18 [ET]| |RX TYPE: [1] GE-4,[2] GE-4,[3] GE-4 |EVENT DATE: 03/28/97 | +------------------------------------------------+EVENT TIME: 03:19[CST]| |NRC NOTIFIED BY: DON SMITH |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAVID VERRELLI RDO | |DSAF 73.71(b)(1) SECURITY DEGRADATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | SAFEGUARDS SYSTEM DEGRADATION RELATED TO SECURITY COMPUTER SYSTEM FAILURE. | | | | AT 0319 CST, THE LOCK AND ALARM COMPUTER FAILED, RESULTING IN THE TOTAL | | FAILURE OF THE ALARM SYSTEM AND A PARTIAL LOSS OF THE LOCKING SYSTEM. | | IMMEDIATE COMPENSATORY MEASURES WERE TAKEN IN THE REQUIRED TIME. THE | | COMPUTER HAS NOT BEEN RESTORED AS OF THE TIME OF THE REPORT. THE LICENSEE | | IS CONDUCTING AN INVESTIGATION TO DETERMINE ROOT CAUSE. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | | | | [HOO NOTE: A SIMILAR REPORT WAS RECEIVED 2/25/96 AND LATER RETRACTED. | | SEE EN 30024.] | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32047 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOPER REGION: 4 |NOTIFICATION DATE: 03/28/97 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 07:50 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 03/28/97 | +------------------------------------------------+EVENT TIME: 02:51[CST]| |NRC NOTIFIED BY: WILLIAM GREEN |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 92 POWER OPERATION | 92 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF SECONDARY CONTAINMENT WHEN BOTH INNER AND OUTER REACTOR BUILDING | | DOORS WERE OPENED SIMULTANEOUSLY. | | | | THE FOLLOWING IS TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE; | | | | "AT 0251 CST A LICENSED OPERATOR ENTERED THE REACTOR BUILDING TO INSPECT | | EQUIPMENT. AFTER CARDING THE OUTER SECURITY DOOR CARD READER HE OPENED THE | | DOOR. SIMULTANEOUSLY A CONTRACT EMPLOYEE ACTUATED THE EXIT MECHANISM FOR | | THE INNER DOOR. THIS ALLOWED BOTH DOORS TO BE OPENED SIMULTANEOUSLY FOR | | APPROXIMATELY 13 SECONDS. THE LICENSED OPERATOR IMMEDIATELY SECURED THE | | INNER DOOR RESTORING THE FUNCTION OF SECONDARY CONTAINMENT. UPON RECEIVING | | THE ALARM FOR BOTH DOORS OPEN, THE CONTROL ROOM CONTACTED PERSONNEL AT THE | | DOORS TO DETERMINE THE REASON FOR THE ALARM. THE LICENSE OPERATOR WAS | | DIRECTED TO STAY WITH THE CONTRACTOR UNTIL THE SHIFT TECHNICAL ADVISOR | | COULD INTERVIEW THE PERSONNEL INVOLVED. AS AN INTERIM CORRECTIVE ACTION | | PERSONNEL HAVE BEEN STATIONED INSIDE AND OUTSIDE THE REACTOR BUILDING TO | | PROVIDE ADDITIONAL GUIDANCE ON DOOR OPERATION. FURTHER CORRECTIVE ACTION | | WILL BE DETERMINED TODAY - (03/28/97). REACTOR BUILDING PRESSURE REMAINED | | NEGATIVE DURING THIS EVENT. | | | | "ALTHOUGH VULNERABILITY TO THIS SIMULTANEOUS DOOR OPENING WAS IDENTIFIED | | AND EVALUATED AS ACCEPTABLE OVER A YEAR AGO BASED ON THE LOW LIKELIHOOD OF | | OCCURRENCE, THIS VULNERABILITY WILL NOW BE RE-EVALUATED." | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE OF THIS EVENT. | | | | [HOO NOTE: SEE SIMILAR ENs 32030 & 32022] | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32048 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 03/28/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 11:18 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 03/27/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 12:00[CST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 03/28/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |ROGER LANKSBURY RDO | | DOCKET: 0707001 |FRED COMBS (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MIKE UNDERWOOD | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | VALVE SUBASSEMBLIES WERE FOUND TO BE IMPROPERLY SPACED. | | | | THE EVENT WAS CALLED IN UNDER NRC BULLETIN 91-01 (24 HOUR CALL) | | | | IT WAS DISCOVERED THAT THREE G-17 BLOCK VALVE SUBASSEMBLIES (INTERNALS) | | LOCATED ON A PALLET IN PROCESS BUILDING C-333, IDENTIFIED AS LEGACY UF6 | | PROCESS EQUIPMENT, WERE NOT PROPERLY SPACED ACCORDING TO NUCLEAR | | CRITICALITY SAFETY ANALYSIS (NCSA) IN REPORT GEN-27. ("LEGACY" REFERS TO | | COMPONENTS WHICH WERE EITHER PREVIOUSLY INSTALLED OR THE HISTORY OF WHICH | | IS UNKNOWN). NCSA GEN-27 REQUIRES A MINIMUM 2-FOOT EDGE-TO-EDGE SPACING OF | | LEGACY UF6 PROCESS EQUIPMENT, EXCEPT THAT WHICH IS LESS THAN 1 WT% 235U, | | LESS THAN 5 POUNDS URANIUM, OR IS NEW EQUIPMENT. ALL THREE VALVES WERE | | TAGGED WITH GEN-27 TAGS, BUT THE TAGS DID NOT CONTAIN INFORMATION EXEMPTING | | THEM FROM THE MINIMUM SPACING REQUIREMENTS. | | | | ACCORDING TO NCS ENGINEERS, THE VALVE SUBASSEMBLY SIZES WERE 6, 10, AND 12 | | INCHES, REFERRING TO THE PROCESS GAS PIPE THAT THE SUBASSEMBLIES ARE SET | | INTO. THE BELLOWS OF THE VALVES ARE A SMALLER DIAMETER THAT THE RATED VALVE | | SIZE. THE RELATIVELY SMALL DIAMETERS OF THE BELLOWS PROVIDE LIMITED SPACE | | FOR THE ACCUMULATION OF URANIUM. DUE TO THESE FACTORS, THIS SPECIFIC | | FINDING DID NOT PRODUCE A SIGNIFICANT SAFETY CONCERN. SINCE THE MINIMUM | | SPACING OF THE STORED EQUIPMENT WAS VIOLATED, IT WAS DETERMINED THAT ONE OF | | THE NCSA CONTROLS REQUIRED FOR DOUBLE CONTINGENCY WAS VIOLATED. THERE WAS | | ONE NCSA CONTROL STILL IN PLACE. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32049 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 03/28/97 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 12:45 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 03/28/97 | +------------------------------------------------+EVENT TIME: 11:10[EST]| |NRC NOTIFIED BY: JIM BARNES |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAVID VERRELLI 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 +------------------------------------------------------------------------------+ | - DRYWELL FLOOR DRAIN SUMP ISOLATION VALVES FAILED A LOCAL LEAK RATE TEST - | | | | DURING A REVIEW OF LOCAL LEAK RATE DATA ON UNIT 2 DRYWELL FLOOR DRAIN SUMP | | ISOLATION VALVES #2G11-F003 AND #2G11-F004, THE LICENSEE DISCOVERED THAT | | THE LEAKAGE PAST THESE VALVES EXCEEDED THE LIMIT OF 0.009 La AS PERMITTED | | BY TECH SPEC 3.6.1.3.10. THE LICENSEE CONSIDERS THIS CONDITION AS A | | DEGRADATION OF A PLANT PRINCIPAL SAFETY BARRIER. THE LICENSEE PLANS TO | | REPAIR THESE VALVES PRIOR TO RESTARTING UNIT 2 AND WILL SUBMIT AN LER ON | | THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32050 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALISADES REGION: 3 |NOTIFICATION DATE: 03/28/97 | |UNIT: [1] [ ] [ ] STATE: MI |NOTIFICATION TIME: 13:51 [ET]| |RX TYPE: [1] CE |EVENT DATE: 03/28/97 | +------------------------------------------------+EVENT TIME: 10:00[EST]| |NRC NOTIFIED BY: BOIDINE |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROGER LANKSBURY 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 +------------------------------------------------------------------------------+ | LICENSEE NOTIFIED STATE AND LOCAL POLICE THAT ONE OF THEIR EMERGENCY SIREN | | POLES WAS CHOPPED DOWN AND THE SIREN WAS DAMAGED. | | | | AN EMERGENCY SIREN POLE LOCATED ADJACENT TO THE PLANT IN VAN BUREN COUNTY | | STATE PARK WAS CHOPPED DOWN SOMETIME LAST NIGHT. THE POLE WAS CHOPPED DOWN | | WITH A HAND AXE. THE LICENSEE NOTIFIED THE VAN BUREN POLICE STATION AND IS | | OFFERING A REWARD FOR THE APPREHENSION OF THE PERSON/PERSONS WHO CHOPPED | | DOWN THE EMERGENCY SIREN. LICENSEE ALSO NOTIFIED STATE AND LOCAL | | AUTHORITIES OF THIS EVENT AND THEY EXPECT TO ISSUE A PRESS RELEASE ABOUT | | THIS EVENT. THERE HAVE NOT BEEN ANY ACTIVITIES AROUND THE PLANT THAT WOULD | | SUGGEST SUCH AN ACTION LIKE THIS WOULD OCCUR. THE LICENSEE WAS NOTIFIED OF | | AT 0930 EST THAT THERE MAY BE A PROBLEM WITH THE PUBLIC WARNING SYSTEM. AT | | 1000 EST, THE VAN BUREN POLICE DEPARTMENT AND THE STATE POLICE WERE | | NOTIFIED OF THIS EVENT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32051 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 03/28/97 | |UNIT: [ ] [2] [ ] STATE: MD |NOTIFICATION TIME: 14:10 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 03/28/97 | +------------------------------------------------+EVENT TIME: 13:00[EST]| |NRC NOTIFIED BY: TOM JONES |LAST UPDATE DATE: 03/28/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LEANNE HARRISON 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 +------------------------------------------------------------------------------+ | - FUEL TRANSFER MACHINE UPENDER MAGNETS BECAME LOOSE AND MISPOSITIONED - | | | | DURING UNIT 2 REFUELING OPERATIONS, FUEL WAS BEING TRANSFERRED FROM THE | | CORE TO THE SPENT FUEL POOL. AN OVERLOAD CONDITION STOPPED THE REFUELING | | MACHINE. THE LICENSEE OBSERVED TWO LOOSE MAGNETS; ONE WAS POSITIONED SO | | AS TO PREVENT FURTHER MOTION. AS A RESULT, THE UNIT 2 FUEL TRANSFER MACHINE | | UPENDER WILL NOT REACH ITS "HOME" POSITION IN THE SPENT FUEL POOL. THIS | | PREVENTS SHUTTING OF THE FUEL TRANSFER ISOLATION VALVE WHICH IS REQUIRED TO | | BE SHUT IF THE SPENT FUEL POOL SEAL FAILS. | | | | THE LICENSEE STOPPED ALL FUEL MOVEMENT AND IS DETERMINING CAUSES AND | | CORRECTIVE ACTIONS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32052 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 03/29/97 | |UNIT: [ ] [ ] [3] STATE: IL |NOTIFICATION TIME: 09:04 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 03/29/97 | +------------------------------------------------+EVENT TIME: 05:34[CST]| |NRC NOTIFIED BY: COYLE |LAST UPDATE DATE: 03/29/97 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LANKSBURY RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | WHILE REMOVING THE ISOLATION CONDENSER (IC) FROM SERVICE, A GROUP 5 | | ISOLATION SIGNAL WAS GENERATED, CAUSING THE IC CONDENSATE RETURN VALVE | | (MOV-3-1301) TO CLOSE. ALL OTHER IC VALVES WERE ALREADY CLOSED. THE IC WAS | | BEING REMOVED FROM SERVICE AS PART OF THE ENTRY INTO THE CURRENT REFUELING | | OUTAGE. THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32053 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 03/29/97 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 11:47 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 03/29/97 | +------------------------------------------------+EVENT TIME: 10:15[CST]| |NRC NOTIFIED BY: BOB POWERS |LAST UPDATE DATE: 03/29/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |ROGER LANKSBURY RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |TAD MARSH, NRR EO | |AENS 50.72(b)(1)(v) ENS INOPERABLE |TONY CEGIELSKI FEMA | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP |FRANK CONGEL IRD | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -ENS & NARS PHONE SYSTEMS INOPERABLE DUE TO CUT FIBER OPTIC CABLE OFFSITE- | | | | AT 0900 (CST), RAILROAD COMPANY PERSONNEL SEVERED A FIBER OPTIC TELEPHONE | | CABLE BETWEEN THE PLANT AND THE CITY OF CLINTON. THIS DISABLED MOST OFFSITE | | TELEPHONE COMMUNICATION, INCLUDING THE FTS-2000 EMERGENCY NOTIFICATION | | SYSTEM AND ILLINOIS NARS (NUCLEAR ACCIDENT REPORTING SYSTEM). | | | | AT 1015 (CST), AFTER DETERMINING THE SCOPE OF THE PROBLEM, THE LICENSEE | | DECLARED AN UNUSUAL EVENT DUE TO THE SIGNIFICANT LOSS OF COMMUNICATIONS | | CAPABILITY (PLANT EMERGENCY CLASS #9.1). | | | | THE LICENSEE IS ABLE TO MAKE OUTGOING CALLS VIA THE CENTREX TELEPHONE | | (MICROWAVE/COMMERCIAL) SYSTEM AND HAS SET UP A SEPARATE TELEPHONE NUMBER | | FOR INCOMING CALLS. THE LOCAL TELEPHONE COMPANY (GTE) IS REPAIRING THE | | CABLE. | | | | THE LICENSEE NOTIFIED STATE OFFICIALS AND WILL NOTIFY THE NRC RESIDENT | | INSPECTOR. | | | | * * * UPDATE AT 1510 BY BOB POWERS TAKEN BY HOO JOLLIFFE * * * | | | | AT 1335 (CST), AFTER THE SEVERED CABLE WAS REPAIRED AND ALL PLANT TELEPHONE | | SYSTEMS WERE VERIFIED TO BE OPERABLE, THE LICENSEE TERMINATED THE UNUSUAL | | EVENT. THE LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND WILL NOTIFY THE | | NRC RESIDENT INSPECTOR. | | | | THE HOO NOTIFIED R3DO (ROGER LANKSBURY), NRR EO (TAD MARSH), FEMA (AL | | AUSTIN), AND IRD (FRANK CONGEL). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32054 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DIABLO CANYON REGION: 4 |NOTIFICATION DATE: 03/29/97 | |UNIT: [ ] [2] [ ] STATE: CA |NOTIFICATION TIME: 15:09 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 03/29/97 | +------------------------------------------------+EVENT TIME: 10:57[PST]| |NRC NOTIFIED BY: DAVE PIERCE |LAST UPDATE DATE: 03/29/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | A/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -AUTO Rx TRIP FROM 100% POWER DUE TO LOW LOW LEVEL IN #2-2 STEAM GENERATOR- | | | | AT 1057 (PST), WITH UNIT 2 AT 100% POWER, CONTROL ROOM OPERATORS WERE | | SWAPPING CONTROL OIL SYSTEM TRAINS ON MAIN FEEDWATER (MFW) PUMP #2-1 TO | | CHANGE A DIRTY OIL FILTER, WHEN MFW PUMP #2-1 AUTOMATICALLY SHIFTED TO | | MINIMUM SPEED. THIS CAUSED THE WATER LEVEL IN #2-2 STEAM GENERATOR TO DROP | | TO ITS LOW-LOW LEVEL SETPOINT OF 7%, CAUSING THE REACTOR TO AUTOMATICALLY | | TRIP FROM 100% POWER. ALL CONTROL RODS INSERTED COMPLETELY. THE AUXILIARY | | FEEDWATER SYSTEM AUTOMATICALLY STARTED, AS EXPECTED. TWO OF THREE EMERGENCY | | DIESEL GENERATORS (EDGs) (#2-2 & #2-3) ALSO STARTED DUE TO AN UNDERVOLTAGE | | CONDITION ON THE 4 KV VITAL BUS, BUT DID NOT LOAD. | | | | CONTROL ROOM OPERATORS MANUALLY CLOSED ALL FOUR MAIN STEAM ISOLATION VALVES | | (MSIVs) TO LIMIT THE PLANT COOLDOWN. THE ATMOSPHERIC DUMP VALVES LIFTED | | TO DUMP STEAM TO THE ATMOSPHERE. CONTROL ROOM OPERATORS OPENED THE MSIV | | BYPASS VALVES AND THEN THE MSIVs. THE MAIN CONDENSER DUMP VALVES | | AUTOMATICALLY OPENED TO DUMP STEAM TO THE MAIN CONDENSER AS THE ATMOSPHERIC | | DUMP VALVES CLOSED. | | | | AT 1111 (PST), CONTROL ROOM OPERATORS SHUT EDGs #2-2 & #2-3 DOWN. | | | | UNIT 2 IS STABLE IN MODE 3 (HOT STANDBY). | | | | THE LICENSEE WILL INVESTIGATE THE CAUSE OF THE REACTOR TRIP. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR AND WILL ISSUE A PRESS | | RELEASE. | +------------------------------------------------------------------------------+