U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/08/97 - 04/09/97 ** EVENT NUMBERS ** 31878 31917 32084 32102 32103 32104 32105 32106 32107 32108 32109 32110 32111 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31878 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FERMI REGION: 3 |NOTIFICATION DATE: 03/03/97 | |UNIT: [2] [ ] [ ] STATE: MI |NOTIFICATION TIME: 15:27 [ET]| |RX TYPE: [2] GE-4 |EVENT DATE: 03/03/97 | +------------------------------------------------+EVENT TIME: 13:10[EST]| |NRC NOTIFIED BY: JEFF GROFF |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM MCCORMICKBARGER 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DISCOVERY THAT CERTAIN SINGLE FAILURES OF A DIVISIONAL POWER SOURCE MAY | | RESULT IN A LOSS OF THE PRIMARY CONTAINMENT FUNCTION FOR THE EMERGENCY | | EQUIPMENT COOLING WATER (EECW) SUBSYSTEMS | | | | AT 1310 ON MARCH 3, 1997, IT WAS DETERMINED THAT THE EECW SYSTEM IS OUTSIDE | | THE DESIGN BASIS OF THE PLANT. THE PRIMARY CONTAINMENT ISOLATION VALVES | | FOR EACH DIVISION ARE POWERED FROM THE SAME DIVISIONAL POWER SOURCE. THIS | | DOES NOT MEET THE SINGLE FAILURE DESIGN CRITERIA FOR PRIMARY CONTAINMENT | | ISOLATION. THE PENETRATIONS ARE CONSIDERED GENERAL DESIGN CRITERIA 56 | | PENETRATIONS PER UPDATED FINAL SAFETY ANALYSIS REPORT TABLE 6.2-2, SYSTEMS | | OPEN TO CONTAINMENT DURING A LOSS OF COOLANT ACCIDENT. FOR THE EECW | | SUBSYSTEMS, CERTAIN SINGLE FAILURES OF THE DIVISIONAL POWER SOURCE MAY | | RESULT IN A LOSS OF THE PRIMARY CONTAINMENT FUNCTION. IN ADDITION, THE | | SAME FAILURE WOULD PREVENT THE CLOSING OF THE EECW TO REACTOR BUILDING | | CLOSED COOLING WATER (RBCCW) ISOLATION VALVES IN THAT DIVISION. THE UNIT | | IS NOT IN A TECHNICAL SPECIFICATION LIMITING CONDITION FOR OPERATION AS A | | RESULT OF THIS DISCOVERY DUE TO THE CURRENT MODE OF OPERATION (COLD | | SHUTDOWN). | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | | | | * * * 1104 APRIL 8, 1997, UPDATE FROM MAREK RECEIVED BY TROCINE * * * | | | | DURING INVESTIGATION AND PREPARATION OF A PLANT MODIFICATION TO ADDRESS THE | | LACK OF DIVERSE POWER FOR THE EECW CONTAINMENT ISOLATION VALVES (SINGLE | | FAILURE CRITERIA CONCERN), THE LICENSEE DETERMINED THAT THE FAILURE OF THE | | EECW TO RBCCW ISOLATION VALVES TO CLOSE CREATES A POTENTIAL SECONDARY | | CONTAINMENT BYPASS LEAKAGE PATH. ASSUMING A DIVISIONAL POWER SINGLE | | FAILURE, THE EECW/RBCCW CONFIGURATION MAY NOT MAINTAIN A WATER SEAL BETWEEN | | THE PRIMARY CONTAINMENT ENVIRONMENT AND RBCCW PIPING OUTSIDE OF SECONDARY | | CONTAINMENT FOR A LOSS OF COOLANT ACCIDENT CONCURRENT WITH A BREACH OF | | CLASS 'D' EECW PIPING INSIDE PRIMARY CONTAINMENT. THIS BYPASS LEAKAGE PATH | | IS NOT A CONCERN FOR THE PRESENT PLANT MODE OF OPERATION (MODE 4 - COLD | | SHUTDOWN). | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE R3DO (MADERA) WAS | | NOTIFIED BY THE NRC OPERATIONS CENTER. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31917 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WATERFORD REGION: 4 |NOTIFICATION DATE: 03/09/97 | |UNIT: [3] [ ] [ ] STATE: LA |NOTIFICATION TIME: 05:36 [ET]| |RX TYPE: [3] CE |EVENT DATE: 03/09/97 | +------------------------------------------------+EVENT TIME: 00:45[CST]| |NRC NOTIFIED BY: TIM TULLOS |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |IAN BARNES 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ERROR DISCOVERED IN CALIBRATION OF THE REFUELING WATER STORAGE POOL (RWSP) | | LEVEL INSTRUMENTATION. | | | | AS A RESULT OF THE METHOD IN WHICH THE LICENSEE CALIBRATES THE RWSP LEVEL | | INSTRUMENTATION, THE RECIRCULATION ACTUATION SIGNAL (RAS) TO THE PLANT | | PROTECTION SYSTEM (PPS) IS AFFECTED. | | | | DURING THE CONDITION OF TWO CONTROLLED VENTILATION AREA SYSTEM (CVAS) | | TRAINS OPERATING IN THE ACCIDENT MODE, RAS SIGNAL WOULD INITIATE AT A | | SETPOINT BELOW TECHNICAL SPECIFICATION ALLOWABLE LIMIT OF 9.08%. THE | | SUCTION FOR THE CVAS IS LOCATED IN THE SAME ROOM AS THE RWSP LEVEL | | INSTRUMENT TAPS. WHEN BOTH TRAINS OF CVAS ARE OPERATING RWSP LEVEL | | INCREASES. THIS CONDITION DOES NOT EXIST WITH ONLY ONE TRAIN OF THE CVAS IN | | OPERATION. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | ***UPDATE ON 4/8/97 @ 1904 BY MATTHEWS TO GOULD*** THE LICENSEE IS | | RETRACTING THIS EVENT BASED ON THE DETERMINATION THAT THE RECIRCULATION | | ACTUATION SIGNAL (RAS) FUNCTION WAS NOT JEOPARDIZED BY THE REPORTED | | CONDITION AND THAT THE TECHNICAL SPECIFICATION VIOLATION DID NOT OCCUR. | | CALCULATIONS SHOW THAT AN ACCIDENT CONDITION WITH THE WORST CASE CVAS | | EFFECT ON RWSP LEVEL INSTRUMENTATION, THE RAS SETPOINT IS PROTECTED AND THE | | MINIMUM ASSUMED VOLUME OF BORATED WATER FROM THE RWSP IS AVAILABLE FOR | | EMERGENCY CORE COOLING. | | | | THE LICENSEE IS SUBMITTING A VOLUNTARY LER SINCE THEY BELIEVE THIS | | INFORMATION COULD BE OF GENERIC CONCERN AND INDUSTRY INTEREST. | | | | THE RESIDENT INSPECTOR WAS INFORMED. REG 4 RDO(JOHNSON) WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 32084 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: MATTINGLY TESTING SERVICE |NOTIFICATION DATE: 04/04/97 | | CITY: BILLINGS REGION: 4 |NOTIFICATION TIME: 11:03 [ET]| | COUNTY: STATE: MT |EVENT DATE: 04/04/97 | |LICENSE#: AGREEMENT: N |EVENT TIME: 07:30[MST]| | DOCKET: |LAST UPDATE DATE: 04/08/97 | | +-----------------------------+ | |PERSON ORGANIZATION| | |DALE POWERS RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: BRIAN BUCKLEY, ASST RSO | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB2 20.2201(a)(1)(ii) LOST/STOLEN LNM>10X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - STOLEN RADIOGRAPHY CAMERA CONTAINING A LOCKED IR-192 SHIELDED SOURCE - | | | | AT 0730 MST ON 04/04/97, MATTINGLY TESTING SERVICE COMPANY PERSONNEL | | DISCOVERED THAT A LOCKED STORAGE BUILDING AT THEIR FACILITY IN BILLINGS, | | MONTANA, PLACARDED WITH A RADIOACTIVE SYMBOL, HAD BEEN BROKEN INTO; AND | | AN INDUSTRIAL NUCLEAR RADIOGRAPHY CAMERA HAD BEEN STOLEN. THE CAMERA, | | (MODEL #IR-100, SERIAL #4136, LABELED WITH A RADIOACTIVE SYMBOL) CONTAINS | | A 25-CURIE, SEALED, SHIELDED, RADIOACTIVE, IR-192 SOURCE (SERIAL #6420). | | THE $10,000 CAMERA IS APPROXIMATELY 12 INCHES X 8 INCHES X 6 INCHES AND | | WEIGHS APPROXIMATELY 50 POUNDS. THE SOURCE IS LOCKED INSIDE THE UNDAMAGED | | CAMERA; THE METAL KEY WAS NOT STOLEN WITH THE CAMERA. | | | | AT 0900 MST, MATTINGLY PERSONNEL NOTIFIED THE LOCAL SHERIFF ABOUT THE THEFT | | AND PLAN TO SUBMIT A WRITTEN REPORT TO THE NRC WITHIN 30 DAYS. | | | | ***UPDATE ON 4/8/97 @ 2000 COMMISSIONER ASSISTANT BRIEFING***CHAIRMAN ASST | | (BOYLE), COMM. ROGERS ASST(SORENSEN), COMM. DICUS ASST(LUBENAU), COMM DIAZ | | ASST(KARAGIANNIS AND RADDATZ), COMM MCGAFFIGAN(SCHLUETER), AEOD(ROSS), | | IRD(BARRETT, WEINSTIEN, HOGAN), NRR(CHAFFEE), NMSS(COOL, KNAPP, GREEVES, | | HOLLAHAN), PAO(LANDAU), STATE PROGRAM(BANGART), CAO(PORTNER), REG 4(SCARANO | | THE BRIEFER, DYER) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32102 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ROBINSON REGION: 2 |NOTIFICATION DATE: 04/08/97 | |UNIT: [2] [ ] [ ] STATE: SC |NOTIFICATION TIME: 08:00 [ET]| |RX TYPE: [2] W-3-LP |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 07:01[EDT]| |NRC NOTIFIED BY: DON McCASKILL |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: HENRY BAILEY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MILTON SHYMLOCK RDO | |DUNE 73.71(b)(1) UNAUTHORIZED ENTRY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | - PLANT PHYSICAL SECURITY EVENT - | | | | UNAUTHORIZED ENTRY INTO PROTECTED AREA BY AN INDIVIDUAL BACK TO WORK | | FROM MEDICAL LEAVE. THE INDIVIDUAL HAD NOT BEEN UNDER THE BEHAVIORAL | | OBSERVATION PROGRAM FOR MORE THAN 30 DAYS. COMPENSATORY ACTIONS WERE | | TAKEN UPON DISCOVERY. | | | | THE LICENSEE WILL NOTIFY THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32103 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [ ] [ ] STATE: GA |NOTIFICATION TIME: 12:34 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 12:23[EDT]| |NRC NOTIFIED BY: FRANK GORLEY |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MILTON SHYMLOCK RDO | |HFIT 26.73 FITNESS FOR DUTY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | - FITNESS FOR DUTY EVENT - | | | | A CONTRACTOR SUPERVISOR TESTED POSITIVE FOR THE PRESENCE OF ALCOHOL DURING | | A RANDOM DRUG/ALCOHOL TEST. THE LICENSEE IS SENDING THE TEST SAMPLE TO AN | | OFFSITE LABORATORY TO BE TESTED FOR THE PRESENCE OF DRUGS. THE LICENSEE | | WITHDREW THE CONTRACTOR SUPERVISOR'S SITE ACCESS AUTHORIZATION AND REFERRED | | HIM TO HIS COMPANY. THE LICENSEE WILL REVIEW THE INDIVIDUAL'S RECENT WORK | | ACTIVITIES. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32104 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [ ] [ ] STATE: MN |NOTIFICATION TIME: 13:27 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 10:17[CDT]| |NRC NOTIFIED BY: JIM McKAY |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN MADERA 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 | 95 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - INADVERTENT START OF BOTH EMERGENCY DIESEL GENERATORS - | | | | WHILE PERFORMING A SAFEGUARD BUS VOLTAGE-PROTECTION-RELAY-UNIT | | FUNCTIONAL TEST, THE CONTINUITY METER WAS LEFT ON ONE OF THE | | LOSS-OF-ESSENTIAL-BUS-VOLTAGE (LOEBV) CONTACTS. WHEN A TEST SWITCH | | WAS OPENED PER THE NEXT PROCEDURAL STEP, THE LOSS-OF-VOLTAGE LOGIC | | INADVERTENTLY ACTUATED. THE LOEBV LOGIC STARTED BOTH EMERGENCY DIESEL | | GENERATORS (EDGs) AND RESULTED IN AN ESSENTIAL BUS TRANSFER TO #11 EDG. | | CONTROL ROOM OPERATORS MANUALLY REDUCED REACTOR POWER DUE TO THE LOSS | | OF #11 CIRCULATING WATER PUMP FOLLOWING THE ESSENTIAL BUS TRANSFER. | | CONTROL ROOM OPERATORS RESET ALL SYSTEMS TO NORMAL AT 1107 (CDT). | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32105 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 13:35 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 12:10[EDT]| |NRC NOTIFIED BY: STEVE FULLER |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE RDO | |NLTR LICENSEE 24 HR REPORT | | |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 +------------------------------------------------------------------------------+ | -SLC SYSTEM BORON SOLUTION SAMPLE TEST RESULTS NOT RECEIVED WITHIN 30 DAYS- | | | | ON 03/22/96, THE LICENSEE OBTAINED A SAMPLE OF THE STANDBY LIQUID CONTROL | | (SLC) SYSTEM BORON SOLUTION IN ORDER TO DETERMINE BORON-10 ENRICHMENT. | | | | ON 04/29/96, THE LICENSEE SENT THE SAMPLE TO AN OFFSITE VENDOR TESTING | | LABORATORY FOR ANALYSIS. THE DELAY IN SENDING THE SAMPLE TO THE VENDOR | | LABORATORY WAS DUE TO THE EXPIRATION OF THE CONTRACT WITH THE VENDOR. | | | | ON 04/30/96, THE OFFSITE VENDOR TESTING LABORATORY ANALYZED THE SAMPLE. | | THE TEST RESULTS WERE SATISFACTORY. | | | | ON 05/10/96, 49 DAYS AFTER THE SAMPLE HAD BEEN TAKEN, THE LICENSEE RECEIVED | | THE TEST RESULTS FROM THE OFFSITE VENDOR TESTING LABORATORY. | | | | TECH SPEC LCO A/S 4.2.E.5 REQUIRES THE LICENSEE TO RECEIVE THE TEST RESULTS | | WITHIN 30 DAYS, OR IF THE TEST RESULTS ARE NOT RECEIVED WITHIN 30 DAYS, TO | | NOTIFY THE NRC WITHIN 7 DAYS OF PLANS TO OBTAIN THE TEST RESULTS. | | | | NEITHER OF THESE REQUIREMENTS WERE MET. | | | | THIS SITUATION HAD NO EFFECT ON PLANT OPERATIONS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32106 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 16:32 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 16:20[EDT]| |NRC NOTIFIED BY: EMPEY |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE 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 +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED THAT THEIR 1988 FLOODING REPORT ERRONEOUSLY STATED | | THAT A FIRE SYSTEM FLOODING RATE OF 7000 GPM COULD BE SUCCESSFULLY HANDLED. | | | | THESE DEFICIENCIES ARE CATEGORIZED AS NONSEISMIC EQUIPMENT WHICH CAN AFFECT | | SAFETY EQUIPMENT. THEY ARE AS FOLLOWS: | | | | A BREAK IN A 4" FIRE SYSTEM PIPING IN THE REACTOR BUILDING AT EL. 252FT. IN | | THE NORTHWEST CORNER HAS THE POTENTIAL OF FLOODING THE NORTHEAST RHR CORNER | | ROOM, IMPACTING SAFETY EQUIPMENT(RHR PUMPS, CS PUMPS, AND RHRSW PUMPS AS | | WELL AS VALVES, INSTRUMENTATION AND AUX EQUIPMENT) IN THE ROOM. THE | | SOUTHEAST RHR ROOM IS NOT SUBJECT TO FLOODING FROM THIS BREAK. | | | | IF, HOWEVER THE REACTOR BUILDING FIRE PIPING IS BEING SUPPLIED BY THE NEW | | 8" LINE(INSTALLED PER TS3.13.F.1 & TS3.13.G.1 REQUIREMENTS DURING LAST | | REFUEL OUTAGE), A BREAK IN THE 4" NONSEISMIC PIPING WOULD RESULT IN A | | FLOODING RATE OF 5300GPM. THIS FLOW RATE WOULD ALLOW APPROXIMATELY 350GPM | | TO FLOW INTO THE NORTHEAST CORNER ROOM. IF THE 8" LINE WAS ISOLATED AND | | THE REACTOR BUILDING WAS SUPPLIED ONLY BY THE OLD 4" LINE, A BREAK IN THE | | NONSEISMIC 4" LINE WOULD ONLY BE 2600GPM AND THE FLOW WOULD BE INSUFFICIENT | | TO FLOOD THE NORTHEAST RHR ROOM. | | | | AFTER ESTIMATING PIPE RUPTURE FLOW RATES AND POTENTIAL FLOOD CONSEQUENCES, | | IT WAS DETERMINED THAT CURRENT PROCEDURES COULD BE USED TO SUCCESSFULLY | | MITIGATE THE BREAK. THE EQUIPMENT(CS, RHR AND RHRSW PUMPS) IN THE CORNER | | ROOMS WOULD NOT BE HIT BY ANY SIGNIFICANT LEAKAGE OR SPRAY WHICH WOULD | | AFFECT THEIR OPERATION. RRU's(REACTOR BUILDING RECIRCULATION UNITS) 5 AND | | 6 ARE NOT CREDITED AS HEAT REMOVAL SOURCE IN ANY REQUIRED ANALYSIS, BUT | | RRU's 7 AND 8 ARE CREDITED. ALL FOUR RRU MOTORS ARE TOTALLY ENCLOSED FAN | | COOLED AND WOULD NOT FAIL. IT IS ALSO HIGHLY UNLIKELY THAT LEAKAGE | | DRIPPING ONTO AN MOV WOULD FAIL ANY MOV IN THE CORNER ROOM BECAUSE OF THE | | MOV DESIGN CRITERIA STANDARDS. THE FIRE PUMPS WOULD BE SECURED BEFORE ANY | | OF THE EQUIPMENT IS FLOODED. THE RESIDENT INSPECTOR WAS INFORMED. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32107 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/08/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 17:08 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/07/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 16:30[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/08/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JOHN MADERA RDO | | DOCKET: 0707001 |JOHN GREEVES EO | +------------------------------------------------+STUART RUBIN IRD | |NRC NOTIFIED BY: UNDERWOOD | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBB 76.120(c)(2)(ii) EQUIP DISABLED/FAILS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED ON 4/7/97 THAT A SAFETY SYSTEM COMPONENT WAS | | REPLACED BY A COMPONENT WHICH DID NOT MEET ENGINEERING AND CONFIGURATION | | CONTROL REQUIREMENTS OF A "Q" (SAFETY SYSTEM) COMPONENT. | | | | THE COMPONENT IN QUESTION WAS A COMPRESSED GAS CYLINDER USED TO SUPPLY | | NITROGEN TO THE CRITICALITY ACCIDENT ALARM SYSTEM(CAAS) HORNS AS A BACK-UP | | TO THE PRIMARY PLANT AIR SUPPLY TO THE HORNS. THE NITROGEN CYLINDER IS | | WITHIN THE "Q" BOUNDARY OF THE CAAS AND IS REQUIRED TO BE CONTROLLED AS A | | "Q" COMPONENT. THE CYLINDER HAD BEEN REPLACED ON 4/5/97 AND WHEN THE | | DISCREPANCY WAS DISCOVERED, THE CAAS CLUSTER IN QUESTION(C-333 CLUSTER Z) | | WAS IMMEDIATELY DECLARED INOPERABLE. SINCE THERE IS NO TOTAL OVERLAPPING | | CAAS COVERAGE IN THE BUILDING FOR THIS CLUSTER, THE REQUIRED TSR LCO | | ACTIONS WERE INITIATED. THE CYLINDER WAS REPLACED WITH ONE WHICH MEETS THE | | "Q" SPECIFICATIONS AND THE BUILDING WAS RETURNED TO SERVICE. THE RESIDENT | | INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32108 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 19:03 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 17:23[EDT]| |NRC NOTIFIED BY: HOYLE |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MILTON SHYMLOCK RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED UNAUTHORIZED ENTRY INTO THE PROTECTED AREA BY | | TERMINATED VENDOR EMPLOYEES. COMPENSATORY MEASURES TAKEN WITHIN 10 MINS OF | | DISCOVERY. SEE LOG FOR DETAILS. THE RESIDENT INSPECTOR, STATE AND LOCAL | | AGENCIES HAVE BEEN NOTIFIED. | | | | HOO NOTE: SEE EVENT #32109 | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32109 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/08/97 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 19:20 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 18:25[EDT]| |NRC NOTIFIED BY: SUSLICK |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |MILTON SHYMLOCK RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |JOHN ZWOLINSKI EO | | |CALDWELL FEMA | | |STUART RUBIN IRD | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED UNAUTHORIZED ENTRY INTO THE PROTECTED AREA BY TWO | | TERMINATED VENDOR EMPLOYEES. COMPENSATORY MEASURES TAKEN WITHIN 10 MINS OF | | DISCOVERY. SEE LOG FOR DETAILS. THE NOUE WAS TERMINATED AT 1925. THE | | RESIDENT, STATE AND LOCAL AGENCIES WERE NOTIFIED. | | | | HOO NOTE: SEE EVENT #32108 | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32110 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 04/08/97 | |UNIT: [ ] [2] [ ] STATE: NJ |NOTIFICATION TIME: 20:07 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/08/97 | +------------------------------------------------+EVENT TIME: 17:16[EDT]| |NRC NOTIFIED BY: ROBERTSON |LAST UPDATE DATE: 04/08/97 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE 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 +------------------------------------------------------------------------------+ | THE "2A" DIESEL GENERATOR AUTO-STARTED UNEXPECTEDLY DURING A SAFEGUARDS | | EQUIPMENT CONTROL(SEC) SYSTEM FUNCTIONAL TEST. | | | | THIS OCCURRED WHILE PERFORMING A STEP IN THE TEST PROCEDURE WHICH ACTUATES | | THE "ACCIDENT BUS 2A UNDERVOLTAGE LOADING LIGHT", THE DIESEL GENERATOR | | STARTED, BUT DID NOT LOAD. WHILE IN THE TEST MODE THE DIESEL SHOULD NOT | | HAVE STARTED WHEN THIS PUSH-BUTTON WAS DEPRESSED. THIS EVENT HAD NO EFFECT | | ON CURRENT PLANT CONDITIONS SINCE VITAL BUSES ARE BEING POWERED FROM NORMAL | | OFFSITE SOURCES. THE ACTUATION WAS NOT CAUSED BY AN ACTUAL UNDERVOLTAGE | | CONDITION ON THE 2A BUS. THE 2B AND 2C DIESEL GENERATORS REMAIN OPERABLE. | | | | THE SAFEGUARDS EQUIPMENT CONTROL CABINET HAS BEEN DE-ENERGIZED TO ALLOW | | TROUBLESHOOTING AND REPAIR OF THE PROBLEM. THE 2A DIESEL GENERATOR HAS | | BEEN SHUTDOWN AND DECLARED INOPERABLE DUE TO PROBLEMS ENCOUNTERED WITH THE | | SEC SYSTEM, HOWEVER, IT STILL IS AVAILABLE. THE RESIDENT INSPECTOR AND | | LOWER ALLOWAYS CREEK TOWNSHIP WILL BE NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32111 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/09/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 03:12 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/09/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 02:12[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/09/97 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JOHN MADERA RDO | | DOCKET: 0707002 |GREEVES (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: JOE HALCOMB | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |PAAA 95.57(b) LOSS OF CLASSIFIED INFO | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MISSING CLASSIFIED CASCADE OPERATING PROCEDURE | | | | AT 0210 EDT, IT WAS DETERMINED THAT A WORKING COPY OF A CLASSIFIED CASCADE | | OPERATING PROCEDURE COULD NOT BE LOCATED. AN IMMEDIATE SEARCH FOR THE | | PROCEDURE WAS INITIATED AND IS CONTINUING AT THIS TIME. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED BY THE LICENSEE OF THIS EVENT. | | | +------------------------------------------------------------------------------+