U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/17/98 - 04/20/98 ** EVENT NUMBERS ** 33967 34067 34077 34089 34090 34091 34092 34093 34094 34095 34096 34097 34098 34099 34100 34101 34102 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33967 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FITZPATRICK REGION: 1 |NOTIFICATION DATE: 03/26/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 14:05 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 03/26/98 | +------------------------------------------------+EVENT TIME: 12:10[EST]| |NRC NOTIFIED BY: RICK PLASSE |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROBERT SUMMERS 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 +------------------------------------------------------------------------------+ | DISCOVERY OF A POTENTIAL COMPROMISE OF SAFEGUARDS INFORMATION. IMMEDIATE | | COMPENSATORY MEASURES WERE TAKEN UPON DISCOVERY. REFER TO THE HOO LOG FOR | | ADDITIONAL DETAILS. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE LICENSEE. | | | | * * * RETRACTED ON 4/17/98 AT 1438 EDT BY A. ZAREMBA TO F. JONES * * * | | | | THE LICENSEE CONDUCTED AN INVESTIGATION AND FOUND NO COMPROMISE OF | | SAFEGUARDS INFORMATION AND IS RETRACTING THIS EVENT. REFER TO THE HOO LOG | | FOR ADDITIONAL DETAILS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. HEADQUARTERS OPERATIONS | | OFFICER INFORMED R4DO (BLAINE MURRAY). | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34067 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/13/98 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 18:21 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/13/98 | +------------------------------------------------+EVENT TIME: 17:25[EDT]| |NRC NOTIFIED BY: GRADY PICKLER |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PIERCE SKINNER 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 | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNAUTHORIZED ENTRY INTO THE PROTECTED AREA BY FORMER EMPLOYEE. IMMEDIATE | | COMPENSATORY ACTIONS WERE TAKEN UPON DISCOVERY. REFER TO HOO LOG FOR | | ADDITIONAL DETAILS. THE NRC RESIDENT INSPECTOR WILL BE INFORMED. | | | | ***RETRACTION ON 04/17/89 AT 0933 ET BY JULIUS BRYANT TAKEN BY MACKINNON*** | | | | THE LICENSEE IS RETRACTING THIS EVENT BECAUSE THE INDIVIDUAL HAD MET THE | | REQUIREMENTS FOR AUTHORIZED ENTRY INTO THE McGUIRE PROTECTED AREA. THE | | INDIVIDUAL HAD MET THE FOLLOWING REQUIREMENTS: DRUG SCREENING TEST, | | BACKGROUND CLEARANCE CHECK, MMPI TESTING, GENERAL EMPLOYEE TRAINING, AND A | | NEED FOR ACCESS. THEREFORE THE INDIVIDUAL WAS NEVER UNAUTHORIZED TO ENTER | | THE PROTECTED AREA. CONSEQUENTLY, THE NOTIFICATION MADE BY THE LICENSEE ON | | APRIL 13, 1998 IS RETRACTED EFFECTIVE APRIL 16, 1998. R2DO (KERRY LANDIS) | | NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE OF THIS RETRACTION. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34077 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 04/15/98 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 13:55 [ET]| |RX TYPE: [1] CE |EVENT DATE: 04/15/98 | +------------------------------------------------+EVENT TIME: 12:32[CDT]| |NRC NOTIFIED BY: ERICK MATZKE |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | IT WAS DISCOVERED THAT INCORRECT INFORMATION WAS PROVIDED BY AN INDIVIDUAL | | GRANTED TEMPORARY UNESCORTED ACCESS TO PROTECTED AREA. IMMEDIATE | | COMPENSATORY MEASURES WERE TAKEN UPON DISCOVERY. REFER TO THE HOO LOG FOR | | ADDITIONAL DETAILS. THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE | | LICENSEE. | | | | * * * UPDATE AT 1108 ON 04/17/98 FROM ERICK MATZKE RECEIVED BY TROCINE * * | | | | THE LICENSEE IS RETRACTING THIS EVENT NOTIFICATION BASED UPON ADDITIONAL | | REVIEW OF NRC CORRESPONDENCE WHICH INDICATES THAT SITUATIONS SHOULD NOT BE | | REPORTED WHERE INDIVIDUALS PROVIDE INCORRECT INFORMATION WHEN THEY APPLY | | FOR UNESCORTED ACCESS AND WHERE THERE IS NO INDICATION OF A PROGRAMMATIC | | FAILURE. IN THIS INSTANCE, THE LICENSEE BELIEVES THAT THE PROGRAM | | FUNCTIONED CORRECTLY AND THAT THERE WAS NO INDICATION OF A PROGRAMMATIC | | FAILURE. THEREFORE, THIS NOTIFICATION IS BEING WITHDRAWN BY THE LICENSEE. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | CENTER NOTIFIED THE R4DO (MURRAY). (REFER TO THE HOO LOG FOR A SITE | | CONTACT TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34089 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 04/17/98 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 06:02 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 04:03[CDT]| |NRC NOTIFIED BY: STEVE MATTSON |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 Y 13 STARTUP | 13 STARTUP | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) DECLARED INOPERABLE | | | | THE HIGH PRESSURE COOLANT INJECTION SYSTEM (HPCI) WAS DECLARED INOPERABLE | | DUE TO THE INABILITY TO SUCCESSFULLY COMPLETE THE HIGH PRESSURE TEST IN | | ACCORDANCE WITH TECHNICAL SPECIFICATION SURVEILLANCE REQUIREMENT 4.5.A.2.c. | | UPON COMPLETION OF THE SURVEILLANCE THE HPCI TURBINE FAILED TO TRIP USING | | THE REMOTE TURBINE TRIP PUSH BUTTON. THE HPCI TURBINE WAS SUBSEQUENTLY | | TRIPPED SUCCESSFULLY USING THE LOCAL TURBINE TRIP DEVICE. THIS PLACED UNIT | | 2 IN A 14 DAY LIMITING CONDITION FOR OPERATION PER TECHNICAL SPECIFICATION | | 3.5.A. ALL OTHER EMERGENCY CORE COOLING SYSTEMS AND THE EMERGENCY DIESEL | | GENERATORS ARE FULLY OPERABLE. HPCI SUCCESSFULLY PASSED ITS LOW PRESSURE | | SURVEILLANCE EARLY IN THE DAY IN ACCORDANCE WITH TECHNICAL SPECIFICATION | | 4.5.A.3.b.1. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34090 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: POINT BEACH REGION: 3 |NOTIFICATION DATE: 04/17/98 | |UNIT: [1] [2] [ ] STATE: WI |NOTIFICATION TIME: 08:19 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 06:05[CDT]| |NRC NOTIFIED BY: MIKE VANA |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM CREED 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 N 0 REFUELING | 0 REFUELING | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DURING TESTING USING A NEWLY REVISED TEST PROCEDURE, TWO SERVICE WATER | | PUMPS STARTED WHICH WERE NOT ADDRESSED BY THE TEST PROCEDURE. | | | | DURING THE TESTING OF 1A52-60, EMERGENCY DIESEL OUTPUT BREAKER TO 1A05 | | (4.16KV BUS) IN ACCORDANCE WITH IWP95-048-01, "MR 95-048 DIESEL GENERATOR | | BREAKER CLOSURE DELAY MODIFICATION (1A05) UNIT 1," THE TEST PROCEDURE | | RACKED THE BREAKER TO THE "TEST" POSITION AND SUBSEQUENTLY LOCALLY CLOSED | | THIS BREAKER. THIS BREAKER CLOSURE CAUSED THE START OF THE "A" TRAIN | | SERVICE WATER PUMPS, P-32A AND P-32B. THERE WAS NO PROCEDURAL REFERENCE | | PRIOR TO PROCEDURE STEP ADVISING OF SERVICE WATER PUMP STARTS. THIS IS A | | NEWLY REVISED TEST PROCEDURE. | | | | SERVICE WATER PUMPS P-32A AND P-32B WERE SUBSEQUENTLY SECURED AND PLACED | | BACK IN THEIR ORIGINAL ALIGNMENT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34091 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 04/17/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 12:02 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 11:54[EDT]| |NRC NOTIFIED BY: LEWIS HERTZOG |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: ALERT +-----------------------------+ |10 CFR SECTION: |LAWRENCE DOERFLEIN RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |ROBERT DENNIG/NRR EO | |NOCM COMM ASST BRIEF |RICHARD BARRETT/AEOD IRD | | |THOMAS (TIM) MARTIN ET | | |HUBERT MILLER/REG 1 RA | | |BETH HAYDEN/HQ OPA | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DECLARATION OF AN ALERT DUE TO A STRONG ODOR OF EITHER PROPANE OR ACETYLENE | | IN THE UNIT 1 TURBINE CONDENSER AREA | | | | THE LICENSEE DECLARED AN ALERT DUE TO A STRONG ODOR OF EITHER PROPANE OR | | ACETYLENE IN THE UNIT 1 TURBINE CONDENSER AREA. ALL PERSONNEL HAVE BEEN | | EVACUATED FROM THE AREA, AND THE TURBINE BUILDING HEATING VENTILATION AND | | AIR CONDITIONING SYSTEM HAS BEEN PLACE IN PURGE. THE SOURCE OF THE ODOR | | HAS NOT YET BEEN IDENTIFIED. HOWEVER, MONITORING ACTIVITIES ARE CURRENTLY | | ONGOING TO IDENTIFY THE SOURCE OF THE ODOR AND ISOLATE IT. | | | | AT THE TIME OF THIS EVENT NOTIFICATION, UNIT 1 WAS IN A REFUELING OUTAGE | | WITH FUEL PARTIALLY OFFLOADED, AND NUMEROUS WORK ACTIVITIES (INCLUDING | | WELDING ACTIVITIES) WERE BEING PERFORMED IN THE TURBINE BUILDING DUE TO THE | | REFUELING OUTAGE. ALL WORK ACTIVITIES HAVE BEEN TERMINATED AS A RESULT OF | | THIS EVENT. IN ADDITION, THE LICENSEE ACTIVATED THE TECHNICAL SUPPORT | | CENTER AND PLANS TO ACTIVATE THE EMERGENCY OPERATIONS FACILITY. | | | | THE LICENSEE STATED THAT THERE IS NO NON-ROUTINE RADIOLOGICAL RELEASE IN | | PROGRESS AT THIS TIME. | | | | THE NRC ENTERED THE MONITORING PHASE OF NORMAL MODE AT 1230 ON 04/17/98. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. IN ADDITION TO THE | | NOTIFICATIONS REFERENCED ABOVE, THE NRC OPERATIONS CENTER NOTIFIED THE | | FOLLOWING NRC REPRESENTATIVES: ACTING CHAIRMAN (COMMISSIONER McGAFFIGAN), | | CHAIRMAN'S OFFICE (McCREE), EDO (HILTZ), AEOD RCT (QUISSELL AND JOLICOEUR), | | AEOD IRD OOS (BAILEY), NRR PROJECT MANAGER (BUCKLEY), AND NRR FIRE | | PROTECTION (CONNELL). THE FOLLOWING FEDERAL AGENCIES WERE ALSO NOTIFIED BY | | THE RCTs: DEPARTMENT OF ENERGY (WYATT), ENVIRONMENTAL PROTECTION AGENCY | | (REDDY), DEPARTMENT OF AGRICULTURE (BICKERTON), DEPARTMENT OF HEALTH AND | | HUMAN SERVICES (SNOW), AND FEDERAL EMERGENCY MANAGEMENT AGENCY (STINEDURF). | | | | * * * UPDATE AT 1519 ON 04/17/98 FROM HERTZOG RECEIVED BY JONES * * * | | | | THE TURBINE BUILDING WAS SUCCESSFULLY PURGED, AND THE UNKNOWN GAS | | DISSIPATED. HOWEVER, THE SOURCE REMAINS UNKNOWN. THE LICENSEE TERMINATED | | THE ALERT AT 1505 ON 04/17/98. THE ALERT TERMINATION WAS MADE ON THE BASES | | OF FIRE/FLOOD/OTHER HAZARD NO LONGER EXISTED. THE CONDITION NO LONGER | | CONSTITUTES A HAZARD TO THE FACILITY, PERSONNEL, OR PUBLIC. | | | | THE PLANT INTENDS TO ALLOW THE WORKERS BACK IN TO THE AREA IN A CONTROLLED | | MANNER AND MONITOR TO SEE IF SMELL REAPPEARS WITH THE RESUMPTION OF WORK | | ACTIVITIES. | | | | THE NRC EXITED THE MONITORING PHASE OF NORMAL MODE AT 1540 ON 04/17/98. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | CENTER NOTIFIED THE FOLLOWING NRC REPRESENTATIVES: R1D0 (DOERFLEIN), NRR | | EO (STOLZ), AEOD IRD (BARRETT), AND HQ OPA (GILLILAND). THE FOLLOWING | | FEDERAL AGENCIES WERE ALSO NOTIFIED BY THE RCT: DEPARTMENT OF ENERGY | | (WYATT), ENVIRONMENTAL PROTECTION AGENCY (WINTERS), DEPARTMENT OF | | AGRICULTURE (BICKERTON), DEPARTMENT OF HEALTH AND HUMAN SERVICES (RABB), | | AND FEDERAL EMERGENCY MANAGEMENT AGENCY (STINEDURF). | | | | * * * UPDATE AT 1630 ON 04/17/98 BY TROCINE * * * | | | | A COMMISSIONERS' ASSISTANTS BRIEFING WAS CONDUCTED AT 1630 ON 04/17/98, AND | | THE FOLLOWING NOTIFICATIONS (*INDICATES OFFICE DID NOT PARTICIPATE) WERE | | MADE: AEOD (MARTIN, JOLICOEUR, QUISSELL), IRD MANAGER (*BARRETT), CHAIRMAN | | JACKSON (McCREE), COMMISSIONER DICUS (HOLDEN), COMMISSIONER DIAZ | | (CASTLEMAN), COMMISSIONER McGAFFIGAN (BEALL), DEDE (*MITCHELL), DEDO REGION | | (LANG), NRR EO (STOLZ), NRR (BUCKLEY AND CAPRA), R1DO (ANDERSON), HQ OPA | | (GILLILAND), CAO (COMBS), SECY (VIETTI-COOK), STATE PROGRAMS (BANGART), | | INTERNATIONAL PROGRAMS (LIEBERMAN), REGION 1 OPA (SCRENCI), RESIDENT | | INSPECTORS (BONNETT AND BURRITT), AND BRIEFER (HEHL). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34092 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 04/17/98 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 13:19 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 13:00[EDT]| |NRC NOTIFIED BY: RANDY PTACEK |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES CREED 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 1997 TS SURVEILLANCE WEIGHTS OF ICE CONDENSER BASKETS SUSPECT. | | | | THE LICENSEE WAS INVESTIGATING A CONCERN ABOUT ICE BASKET OPERABILITY AND | | DISCOVERED THAT THE DATA FOR THE MEASURED WEIGHT IS SUSPECT. TECHNICAL | | SPECIFICATION (TS) 4.6.5.1.b.2 REQUIRES WEIGHING A REPRESENTATIVE SAMPLE OF | | THE 144 ICE BASKETS TO ENSURE OPERABILITY OF THE ICE CONDENSER CONTAINMENT. | | DURING THE PROCESS OF REVIEWING WEIGHT DATA FROM THE UNIT 1 AND 2 1997 | | WEIGHINGS, IT WAS DETERMINED THAT THE ACCURACY OF RECORDED WEIGHT DATA IS | | SUSPECT. THUS, THE POSSIBILITY EXISTS, THAT THE REQUIREMENTS OF TS | | SURVEILLANCE WERE NOT SATISFIED. | | | | INVESTIGATION OF THE EVENT IS ONGOING. BOTH UNITS ARE IN MODE 5 AND THE | | ICE CONDENSER IS NOT REQUIRED TO BE OPERABLE IN THIS MODE. THE ICE | | CONDENSERS WILL BE RESTORED TO FULL OPERABILITY PRIOR TO EITHER UNIT | | STARTUP. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34093 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: DEPT OF ARMY (ROCK ISLAND, IL) |NOTIFICATION DATE: 04/17/98 | | CITY: ROCK ISLAND REGION: 3 |NOTIFICATION TIME: 15:04 [ET]| | COUNTY: STATE: IL |EVENT DATE: 04/17/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 13:30[CDT]| | DOCKET: |LAST UPDATE DATE: 04/17/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JAMES CREED RIII RDO | | |JOHN AUSTIN/NMSS EO | +------------------------------------------------+RICHARD BARRETT/AEOD IRD | |NRC NOTIFIED BY: JEFF HAVENNER |FEMA, DOE, DOA, HHS FAX | |HQ OPS OFFICER: LEIGH TROCINE |EPA, DOT (VIA NRC) FAX | +------------------------------------------------+BLAINE MURRAY RIV RDO | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB1 20.2201(a)(1)(i) LOST/STOLEN LNM>1000X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOST M43A1 CHEMICAL AGENT DETECTOR CELL MODULE CONTAINING 250 MICROCURIES | | OF AMERICIUM-241 | | | | AN M43A1 CHEMICAL AGENT DETECTOR CELL MODULE AT FORT LEWIS (LOCATED IN THE | | STATE OF WASHINGTON) WAS SENT FROM THE UNIT (THE USER) TO THE FORT LEWIS | | MAINTENANCE SHOP SOME TIME LAST YEAR. THE MAINTENANCE SHOP COULD NOT | | REPAIR THE DETECTOR, AND IT WAS SUBSEQUENTLY RETURNED TO THE UNIT. IT IS | | BELIEVED THAT THE UNIT DID NOT CHECK TO ENSURE THAT THE DETECTOR WAS | | COMPLETE. PERSONNEL AT FORT LEWIS IDENTIFIED THAT THE CELL MODULE WAS | | MISSING ON 04/15/98, AND FORT LEWIS PERSONNEL NOTIFIED ROCK ISLAND | | PERSONNEL AT APPROXIMATELY 1330 CDT ON 04/17/98. THE LICENSEE STATED THAT | | THERE IS A LOW PROBABILITY THAT THE MODULE WAS REMOVED FROM FORT LEWIS. THE | | CELL MODULE CONTAINED 250 MICROCURIES OF AMERICIUM-241. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC REGION 3 OFFICE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34094 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 04/17/98 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 17:43 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 17:24[EDT]| |NRC NOTIFIED BY: DAN CIFONELLI |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAWRENCE DOERFLEIN RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 91 POWER OPERATION | 91 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MISSED SURVEILLANCE ON DIVISION 1 BATTERY REQUIRES PLANT SHUTDOWN. | | | | DURING A REVIEW OF IMPROVED TECHNICAL SPECIFICATIONS (TS) EFFORTS THE | | LICENSEE DISCOVERED A MISSED 18 MONTH TS SURVEILLANCE ON THE 125 VDC | | BATTERY FOR DIVISION 1. THE BATTERY WAS DECLARED INOPERABLE AND IN | | ACCORDANCE WITH TS 3.8.2.1.A, WITHOUT BEING ABLE TO RESTORE TO OPERABLE | | CONDITION IN 2 HOURS, A PLANT SHUTDOWN TO MODE 4 (COLD SHUTDOWN) WAS | | COMMENCED AT 1724 EDT. FURTHER INVESTIGATION IS BEING CONDUCTED TO CHECK | | FOR OTHER SURVEILLANCES THAT MIGHT HAVE BEEN MISSED. THE PLANT WILL REMAIN | | SHUTDOWN UNTIL THE BATTERY SURVEILLANCE CAN BE PERFORMED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34095 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PEACH BOTTOM REGION: 1 |NOTIFICATION DATE: 04/17/98 | |UNIT: [2] [3] [ ] STATE: PA |NOTIFICATION TIME: 17:56 [ET]| |RX TYPE: [2] GE-4,[3] GE-4 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 16:50[EDT]| |NRC NOTIFIED BY: JIM BRASSARD |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAWRENCE DOERFLEIN RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | EMERGENCY SIRENS WERE ACTIVATED BY LANCASTER COUNTY. | | | | DUE TO SEVERE WEATHER (TORNADO WARNINGS), LANCASTER COUNTY ACTIVATED THE | | EMERGENCY SIRENS. PEACH BOTTOM SITE HAD NO PROBLEMS FROM THE SEVERE | | WEATHER. | | | | THE LICENSEE NOTIFIED THE STATES OF PENNSYLVANIA AND MARYLAND AS WELL AS | | LOCAL GOVERNMENT AGENCIES. THE LICENSEE WILL NOTIFY THE MEDIA. THE | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34096 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 04/17/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 18:03 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 16:45[EDT]| |NRC NOTIFIED BY: FRANK SIENCZAK |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAWRENCE DOERFLEIN RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |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 | 94 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | REACTOR BUILDING VENTILATION ISOLATION VALVES DECLARED INOPERABLE. | | | | THE LICENSEE, WHILE REVIEWING ACCEPTANCE CRITERIA FOR THE REACTOR BUILDING | | HEATING, COOLING, AND VENTILATION SYSTEM ISOLATION VALVE STROKE TIMING | | TEST, DETERMINED THAT THE SPECIFICATION WAS NOT MET. THE REACTOR BUILDING | | VENTILATION ISOLATION VALVES WERE DECLARED INOPERABLE PER TECHNICAL | | SPECIFICATION 3.4.2.6 WHICH REQUIRES THE PLANT TO BE IN MODE 4 (COLD | | SHUTDOWN) IN 10 HOURS. PLANT SHUTDOWN WAS COMMENCED AT 1740 EDT. | | | | ENGINEERING HAS DETERMINED THAT REVISED ACCEPTANCE CRITERIA FOR THE VALVE | | STROKE TIMING HAS BEEN DEVELOPED. THE REVISED CRITERIA WOULD ELIMINATE THE | | NEED FOR A PLANT SHUTDOWN. THE REVISED CRITERIA ARE BEING PUT IN PLACE AND | | IT IS EXPECTED THAT THE PLANT SHUTDOWN WILL BE TERMINATED PRIOR TO THE TIME | | LIMIT FOR SHUTDOWN. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1926 EDT ON 4/17/98 BY J. KRONENBITTER TO F. JONES * * * | | | | THE PLANT SHUTDOWN WAS TERMINATED AT 1830 EDT UPON SUCCESSFUL COMPLETION OF | | STOKE TESTING UNDER THE REVISED ACCEPTANCE CRITERIA. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. HEADQUARTERS OPERATIONS | | OFFICER NOTIFIED THE R1DO (LAWRENCE DOERFLEIN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34097 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 04/17/98 | |UNIT: [1] [ ] [ ] STATE: MN |NOTIFICATION TIME: 23:52 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 22:00[CDT]| |NRC NOTIFIED BY: PEDERSON |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT DISCOVERED POSSIBLE LEAKAGE FROM A 3/4" WITHDRAWAL LINE FOR ONE | | CONTROL ROD DRIVE(CRD). | | | | THIS LEAKAGE WAS IDENTIFIED WHEN THEY WERE PERFORMING THEIR 1000PSIG LEAK | | TEST OF THE REACTOR VESSEL. THE LEAKAGE RATE HAS NOT YET BEEN DETERMINED, | | BUT THEY OBSERVED DRIPS COMING FROM A POSSIBLE CRACK IN THE 3/4" LINE. THE | | CRD WITHDRAWAL LINE IS LINKED DIRECTLY WITH THE REACTOR PRESSURE VESSEL AND | | IS UNISOLABLE. CORRECTIVE MEASURES HAVE NOT YET BEEN DETERMINED. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED | | | | | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34098 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: ZELL CONSULTANTS |NOTIFICATION DATE: 04/18/98 | | CITY: CORAPOLIS REGION: 1 |NOTIFICATION TIME: 10:43 [ET]| | COUNTY: STATE: PA |EVENT DATE: 04/18/98 | |LICENSE#: 372853101 AGREEMENT: N |EVENT TIME: 00:00[EDT]| | DOCKET: |LAST UPDATE DATE: 04/18/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |LAWRENCE DOERFLEIN RDO | | |JOHN AUSTIN EO | +------------------------------------------------+RICHARD BARRETT IRD | |NRC NOTIFIED BY: MCCABE | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A REPRESENTATIVE FROM ZELL CONSULTANTS REPORTED THAT AN INSPECTOR WITH A | | TROXLER GAUGE WAS RUN OVER BY A TRUCK AT THE PITTSBURGH INTERNATIONAL | | AIRPORT AND IT IS BELIEVED THAT THE GAUGE WAS DAMAGED. THE INJURED | | INSPECTOR WAS TAKEN TO A LOCAL HOSPITAL. THEY DID NOT HAVE ANY TYPE OF | | RADIATION DETECTOR AVAILABLE AT THE SITE AND HAVE NOT YET ISOLATED THE | | AREA. THEY WILL BE NOTIFYING THE STATE OF THIS INCIDENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34099 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 04/18/98 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 15:09 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/18/98 | +------------------------------------------------+EVENT TIME: 14:33[EDT]| |NRC NOTIFIED BY: JOHN JENKINS |LAST UPDATE DATE: 04/18/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |AENS 50.72(b)(1)(v) ENS INOPERABLE | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 95 POWER OPERATION | 95 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOST ENS COMMUNICATIONS IN CONTROL ROOM. | | | | LICENSEE REPORTED THE LOSS OF THE EMERGENCY NOTIFICATION SYSTEM PHONE IN | | THE CONTROL ROOM AND THE REACTOR SAFETY COUNTERPART LINK IN THE TECHNICAL | | SUPPORT CENTER. THE COMMERCIAL PHONE SYSTEM IS STILL WORKING AND AVAILABLE | | FOR COMMUNICATIONS. THE PROBLEM HAS BEEN REPORTED TO THE TELEPHONE COMPANY | | AND REPAIRS ARE BEING WORKED | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34100 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 04/19/98 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 01:09 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 04/19/98 | +------------------------------------------------+EVENT TIME: 01:04[EDT]| |NRC NOTIFIED BY: BEINKE |LAST UPDATE DATE: 04/19/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 90 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT IS IN A LCO ACTION STATEMENT TO REDUCE TO 30% POWER IN ORDER TO | | ISOLATE THE TURBINE FROM THE STEAM SUPPLY SYSTEM. | | | | THE NUMBER 4 COMBINED INTERMEDIATE VALVE(STOP/CONTROL VALVE) FOR THE MAIN | | TURBINE DID NOT CLOSE WHEN TESTED AT 2320. THEY ARE ASSUMING THE CAUSE MAY | | HAVE BEEN DUE TO A BLOWN FUSE IN THE TRIP TEST CIRCUIT. THE LCO ACTION | | STATEMENT REQUIRES THE TURBINE TO BE ISOLATED FROM THE STEAM SUPPLY SYSTEM | | WITHIN 6 HOURS. THE PLANT IS REDUCING POWER AT 6 MW/MIN SO THAT THEY CAN | | GET BELOW 30% POWER TO ISOLATE THE TURBINE TO MEET THIS REQUIREMENT. | | POWER REDUCTION COMMENCED AT 0104. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34101 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 04/19/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 15:55 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 04/19/98 | +------------------------------------------------+EVENT TIME: 14:04[CDT]| |NRC NOTIFIED BY: DAN RAGAN |LAST UPDATE DATE: 04/19/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFEGUARDS SYSTEM DEGRADATION RELATED TO COMPUTER FUNCTIONS. | | | | THE LICENSEE DISCOVERED A SAFEGUARDS SYSTEM DEGRADATION TO COMPUTER | | FUNCTIONS AND HAS TAKEN IMMEDIATE COMPENSATORY MEASURES. THE LICENSEE WILL | | INFORM THE NRC RESIDENT INSPECTOR. | | | | REFER TO HOO LOG FOR ADDITIONAL DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34102 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 04/20/98 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 01:25 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/19/98 | +------------------------------------------------+EVENT TIME: 23:20[CDT]| |NRC NOTIFIED BY: LAMKEN |LAST UPDATE DATE: 04/20/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 +------------------------------------------------------------------------------+ | THE PLANT RECEIVED A VALID RADIATION SIGNAL WHICH RESULTED IN GENERATING A | | START SIGNAL FOR THE FUEL HANDLING BUILDING VENTILATION SYSTEM. | | | | DURING PREPARATION FOR UNIT 2 CORE OFFLOAD A VALID ESF SIGNAL WAS PROCESSED | | BY THE FUEL HANDLING BUILDING RADIATION MONITORS. THE SIGNAL WAS GENERATED | | AFTER THE SLUICE GATE BETWEEN THE SPENT FUEL POOL AND THE TRANSFER CANAL | | WAS OPENED. THE TRANSFER CANAL LEVEL WAS 0.5" LOWER THAN THE SPENT FUEL | | POOL RESULTING IN A SMALL TRANSFER OF WATER INTO THE TRANSFER CANAL | | RESULTING IN INCREASED RADIATION LEVELS. RADIATION LEVELS INCREASED ABOVE | | THE HIGH ALARM SETPOINT OF 5mR/HR GENERATING AN ACTUATION SIGNAL TO START | | THE FUEL HANDLING BUILDING VENTILATION. THE CONDITION WAS EXPECTED DUE TO | | THE ELEVATED DOSE LEVEL IN THE TRANSFER CANAL. THE VENTILATION SYSTEM WAS | | ALREADY IN OPERATION AT THE TIME THE SIGNAL WAS GENERATED. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. | +------------------------------------------------------------------------------+