U.S. Nuclear Regulatory Commission Operations Center Event Reports For 08/20/98 - 08/21/98 ** EVENT NUMBERS ** 34634 34650 34657 34658 34659 34660 34661 34662 34663 34664 34665 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34634 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 08/12/98 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 19:56 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 08/12/98 | +------------------------------------------------+EVENT TIME: 18:30[EDT]| |NRC NOTIFIED BY: ANDY WISNIEWSKI |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAVID SILK 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | -HPCI VALVE & SYSTEM INOPERABLE DUE TO QUESTIONABLE DC MOTOR STARTER COIL- | | | | WHILE CLOSING OUT AN EVENT REPORT, THE LICENSEE DISCOVERED THAT THE HIGH | | PRESSURE COOLANT INJECTION (HPCI) SYSTEM VALVE #V23-16 HAD 250-VDC COILS | | INSTALLED IN THE LOCAL DC MOTOR STARTER INSTEAD OF THE REQUIRED 125-VDC | | COILS. AT 1830 ON 08/12/98, CONTROL ROOM OPERATORS RECEIVED ADDITIONAL | | INFORMATION WHICH PLACED THE ORIGINAL OPERABILITY DETERMINATION OF THIS | | VALVE IN QUESTION. SPECIFICALLY, THE LICENSEE TESTED A SIMILAR SPARE | | 250-VDC MOTOR STARTER COIL, AND IT PICKED UP AT 102.8 VDC. THE INSTALLED | | 250-VDC MOTOR STARTER COIL MAY HAVE VOLTAGE AS LOW AS 104.5 VDC APPLIED TO | | IT. IT IS INCONCLUSIVE THAT THE INSTALLED COIL WOULD OPERATE AT 104.5 VDC. | | | | CONTROL ROOM OPERATORS DECLARED THE HPCI #V23-16 VALVE INOPERABLE AND | | PLACED IT IN THE CLOSED POSITION IN ORDER FOR IT TO PERFORM ITS PRIMARY | | CONTAINMENT ISOLATION SYSTEM FUNCTION. THE LICENSEE ALSO DECLARED THE HPCI | | SYSTEM INOPERABLE AND ENTERED A 7-DAY LIMITING CONDITION FOR OPERATION | | (TECHNICAL SPECIFICATIONS 3.5.E.2 AND 3.7.D.2). I&C TECHNICIANS PLAN TO | | TEST ADS SYSTEM VALVES TO VERIFY THEIR OPERABILITY. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1008 ON 08/20/98 FROM ANDREW WISNIEWSKI TO TROCINE * * * | | | | THE LICENSEE REPLACED THE STARTERS FOR THE HPCI #V23-16 VALVE BECAUSE THE | | WRONG CONTACTOR COILS HAD BEEN INSTALLED. THE STARTERS THAT WERE REMOVED | | WERE SUBSEQUENTLY BENCH TESTED IN ORDER TO DETERMINE THEIR MINIMUM DROPOUT | | VOLTAGE, AND THIS VOLTAGE WAS DETERMINED TO BE WELL BELOW THE MINIMUM | | BATTERY VOLTAGE THAT COULD BE EXPECTED TO BE SEEN. BECAUSE THIS VOLTAGE | | WAS WITHIN LIMITS, THE LICENSEE STATED THAT HPCI VALVE #V23-16 WAS OPERABLE | | AND WOULD HAVE FUNCTIONED AS REQUIRED WITH THE 250-VDC CONTACTOR COILS | | INSTALLED. THEREFORE, THE LICENSEE IS RETRACTING THIS EVENT NOTIFICATION | | BECAUSE IT HAS BEEN DETERMINED THAT THE SYSTEM WOULD HAVE PERFORMED ITS | | INTENDED SAFETY FUNCTION. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR AND PLANS TO NOTIFY THE | | STATE. THE NRC OPERATIONS OFFICER NOTIFIED THE R1DO (NOGGLE). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34650 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 08/19/98 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 12:39 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 08/19/98 | +------------------------------------------------+EVENT TIME: 11:45[EDT]| |NRC NOTIFIED BY: ANDREW WISNIEWSKI |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE RDO | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE INFORMED THAT THE WEATHER ALERT RADIO SYSTEM WAS INOPERABLE | | FOR REASONS UNKNOWN. | | | | AT 1145 EDT, THE CONTRACTOR RESPONSIBLE FOR MAINTAINING THE WEATHER ALERT | | RADIO SYSTEM NOTIFIED THE LICENSEE THAT THE AMES HILL NOAA TRANSMITTER WAS | | INOPERABLE. THE CONTRACTOR HAS INITIATED REPAIRS ALTHOUGH NO ESTIMATE FOR | | RESTORATION IS AVAILABLE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND PLANS TO INFORM THE | | STATES OF NEW HAMPSHIRE, VERMONT, AND MASSACHUSETTS. | | | | *** UPDATE ON 8/20/98 @ 1826 BY KRITZER TO GOULD *** | | | | THE WEATHER ALERT RADIO SYSTEM WAS MADE OPERABLE AT 1735. | | | | THE RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34657 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: RIVER BEND REGION: 4 |NOTIFICATION DATE: 08/19/98 | |UNIT: [1] [ ] [ ] STATE: LA |NOTIFICATION TIME: 20:07 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 08/19/98 | +------------------------------------------------+EVENT TIME: 16:00[CDT]| |NRC NOTIFIED BY: JOHN CARLSON |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PHIL HARRELL RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |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 +------------------------------------------------------------------------------+ | HIGH PRESSURE CORE SPRAY (HPCS) SYSTEM DECLARED INOPERABLE DUE TO LOW | | MEASURED PUMP DIFFERENTIAL PRESSURE (D/P) DURING QUARTERLY IN-SERVICE TEST. | | | | TECHNICAL SPECIFICATIONS REQUIRE THAT THE IN-SERVICE TEST (IST) MEASURED | | HPCS PUMP D/P BE AT LEAST 415 PSID. THE LICENSEE (AFTER REVIEWING AN ISSUE | | AT GRAND GULF) ESTABLISHED A HIGHER ADMINISTRATIVE LIMIT OF 418.5 PSID. | | DURING THE IST, THE MEASURED D/P WAS 418 PSID. THE HPCS SYSTEM WAS | | DECLARED INOPERABLE WHICH PLACED THE UNIT IN A 14-DAY LIMITING CONDITION | | FOR OPERATION (LCO) ACTION STATEMENT. | | | | THE ENGINEERING DEPARTMENT IS CURRENTLY REVIEWING THE ADMINISTRATIVE LIMIT | | TO DETERMINE WHETHER THE HIGHER D/P IS OVERLY CONSERVATIVE, IN WHICH CASE, | | THE UNIT CAN EXIT THE LCO. THIS REVIEW SHOULD BE COMPLETED WITHIN THE NEXT | | COUPLE OF HOURS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | *** UPDATE ON 8/20/98 @ 1703 BY TURNER TO GOULD *** EVENT RETRACTION | | | | THE LICENSEE IS RETRACTING THIS EVENT SINCE A CONSERVATIVE ADMINISTRATIVE | | LIMIT HAD BEEN PLACED ON THE HPCS D/P, WHICH RESULTED IN THE FAILURE OF THE | | IN-SERVICE TEST. THE ADMINISTRATIVE LIMITS WERE EXCEEDED DURING THE IST, | | BUT THE TECHNICAL SPECIFICATIONS WERE NOT EXCEEDED. OPERABILITY OF HPCS | | WAS EVALUATED AND IT WAS DETERMINED THAT HPCS WAS CAPABLE OF PERFORMING ITS | | SAFETY FUNCTION. A NEW ADMINISTRATIVE LIMIT WAS DETERMINED AND PUT IN THE | | ADMINISTRATIVE CONTROL DOCUMENT. BASED ON THIS INFORMATION, THE EVENT WAS | | NOT REPORTABLE. | | | | THE RESIDENT INSPECTOR WILL BE NOTIFIED. | | | | REG 4 RDO(HARRELL) WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34658 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 08/20/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 02:04 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 08/19/98 | +------------------------------------------------+EVENT TIME: 23:10[CDT]| |NRC NOTIFIED BY: TIM HOLLAND |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - ESF ACTUATION DURING A TEST DUE TO AN APPARENT PROCEDURE INADEQUACY - | | | | WITH THE PLANT IN CONDITION 4 (COLD SHUTDOWN) IN A REFUELING OUTAGE, | | THE LICENSEE WAS PERFORMING AN INTEGRATED #1C EMERGENCY DIESEL GENERATOR | | (EDG) EMERGENCY CORE COOLING SYSTEM TECHNICAL SPECIFICATION SURVEILLANCE | | TEST. | | | | THE TEST PROCEDURE STEPS PERMITTED THE RESETTING OF THE 86 #1C EDG LOCKOUT | | RELAYS PRIOR TO RESETTING THE HIGH PRESSURE CORE SPRAY (HPCS) SYSTEM | | INITIATION SIGNAL. THIS RESULTED IN AN AUTOMATIC START OF THE #1C EDG, | | AN UNPLANNED ENGINEERED SAFETY FEATURES (ESF) ACTUATION WITH A VALID HPCS | | SYSTEM INITIATION SIGNAL. | | | | THE LICENSEE STOPPED THE #1C EDG AND RESET THE ESF ACTUATION SIGNAL. | | | | THE LICENSEE IS EVALUATING THE TEST PROCEDURE AND PLANS TO MAKE NECESSARY | | REVISIONS. | | | | THE LICENSEE ALSO PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34659 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEABROOK REGION: 1 |NOTIFICATION DATE: 08/20/98 | |UNIT: [1] [ ] [ ] STATE: NH |NOTIFICATION TIME: 03:31 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 08/20/98 | +------------------------------------------------+EVENT TIME: 01:08[EDT]| |NRC NOTIFIED BY: RON STRICKLAND |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE 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 +------------------------------------------------------------------------------+ | - DEAD SEAL RECOVERED FROM THE PLANT SERVICE WATER INTAKE SCREEN - | | | | IN ACCORDANCE WITH THE PLANT OPERATING LICENSE, APPENDIX 'B', SECTION 4.1, | | ENVIRONMENTAL PROTECTION PLAN, THE LICENSEE REPORTED TO THE NATIONAL MARINE | | FISHERIES SERVICE AND THE NEW ENGLAND AQUARIUM THAT A DEAD SEAL WAS | | RECOVERED FROM THE PLANT SERVICE WATER INTAKE SCREEN. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34660 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PEACH BOTTOM REGION: 1 |NOTIFICATION DATE: 08/20/98 | |UNIT: [ ] [3] [ ] STATE: PA |NOTIFICATION TIME: 03:49 [ET]| |RX TYPE: [2] GE-4,[3] GE-4 |EVENT DATE: 08/20/98 | +------------------------------------------------+EVENT TIME: 02:00[EDT]| |NRC NOTIFIED BY: KEVIN PATEK |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - RWCU SYSTEM AUTO ISOLATED DUE TO A HIGH FLOW CONDITION (ESF ACTUATION) - | | | | WHILE PLACING ONE OF TWO REACTOR WATER CLEANUP (RWCU) SYSTEM DEMINERALIZERS | | IN SERVICE FOLLOWING MAINTENANCE ACTIVITIES, THE RWCU SYSTEM AUTOMATICALLY | | ISOLATED DUE TO A HIGH FLOW CONDITION. THIS ISOLATION CONSTITUTES A | | PRIMARY CONTAINMENT ISOLATION SYSTEM GROUP 2 ENGINEERED SAFETY FEATURE | | (ESF) ACTUATION. | | | | THE LICENSEE RESET THE ESF ACTUATION AND RESTORED THE RWCU SYSTEM TO | | OPERABLE STATUS. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34661 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WATERFORD REGION: 4 |NOTIFICATION DATE: 08/20/98 | |UNIT: [3] [ ] [ ] STATE: LA |NOTIFICATION TIME: 07:35 [ET]| |RX TYPE: [3] CE |EVENT DATE: 08/20/98 | +------------------------------------------------+EVENT TIME: 05:40[CDT]| |NRC NOTIFIED BY: BILL McKINNEY |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PHIL HARRELL 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ENTRY INTO A TECHNICAL SPECIFICATION REQUIRED SHUTDOWN LIMITING CONDITION | | FOR OPERATION (LCO) DUE TO A PROBLEM WITH AN ESSENTIAL CHILLER | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "AT 0540 [CDT], THE PLANT ENTERED A 6-HOUR SHUTDOWN LCO DUE TO THE EFW | | [EMERGENCY FEEDWATER] PUMP 'AB' AND THE ESSENTIAL CHILLER 'B' BEING | | INOPERABLE. THE SHUTDOWN LCO WAS EXITED AT 0622 [CDT] WHEN THE ESSENTIAL | | CHILLER 'AB' WAS ALIGNED TO REPLACE THE ESSENTIAL CHILLER 'B'." | | | | THE LICENSEE STATED THAT ESSENTIAL CHILLER 'B' SHUT DOWN ON LOAD RECYCLE | | AND FAILED TO RESTART. AS A RESULT, THE LICENSEE MANUALLY ALIGNED THE 'AB' | | ESSENTIAL CHILLER TO REPLACE THE 'B' ESSENTIAL CHILLER. THE LICENSEE ALSO | | STATED THAT THERE WAS THAT WAS NOTHING UNUSUAL OR NOT UNDERSTOOD AND THAT | | ALL SYSTEMS FUNCTIONED AS REQUIRED. A UNIT SHUTDOWN WAS NOT ACTUALLY | | COMMENCED, AND THE UNIT REMAINED AT 100% POWER. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. | | | | * * * RETRACTED AT 1205 EDT ON 8/20/98 BY GREG SCOTT TO FANGIE JONES * * * | | | | ALTHOUGH THE EVENT DESCRIBED RESULTED IN TWO OF THREE EFW PUMPS BECOMING | | INOPERABLE, AN INITIATION OF PLANT SHUTDOWN NEVER OCCURRED AND WAS NOT | | REQUIRED. THE ESSENTIAL CHILLER 'AB' WAS ALIGNED TO REPLACE THE INOPERABLE | | 'B' CHILLER WITHIN 1 HOUR. THIS RESTORED THE OPERABILITY OF EFW 'B' PUMP | | AND THE SHUTDOWN LCO WAS EXITED. THE LICENSEE IS RETRACTING THE EVENT | | NOTIFICATION ACCORDINGLY. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND THE NRC OPERATIONS | | CENTER INFORMED THE R4DO (PHIL HARRELL). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34662 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WESTINGHOUSE ELECTRIC CORPORATION |NOTIFICATION DATE: 08/20/98 | | RXTYPE: URANIUM FUEL FABRICATION |NOTIFICATION TIME: 10:21 [ET]| |COMMENTS: LEU CONVERSION (UF6 to UO2) |EVENT DATE: 08/19/98 | | COMMERCIAL LWR FUEL |EVENT TIME: 10:30[EDT]| | |LAST UPDATE DATE: 08/20/98 | | CITY: COLUMBIA REGION: 2 +-----------------------------+ | COUNTY: RICHLAND STATE: SC |PERSON ORGANIZATION| |LICENSE#: SNM-1107 AGREEMENT: Y |KENNETH BARR RDO | | DOCKET: 07001151 |FRED COMBS, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: DAVE WILLIAMS | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - NRC BULLETIN 91-01, 24 HOUR REPORT - | | | | AT 1030 ON 08/19/98, WHILE PERFORMING AN ENRICHMENT CLEANOUT AT THE GRINDER | | BOWL FEEDER ON PELLET LINE #3, AN UNUSUAL ACCUMULATION OF PELLETS WAS NOTED | | IN THE FAVORABLE GEOMETRY POLY PACK (8 INCH DIAMETER X 7.5 INCHES HIGH) AND | | THE CHUTE ABOVE IT. THE PACK IS IN A VENTILATED ENCLOSURE (APPROXIMATELY | | 14 INCHES X 14 INCHES X 14 INCHES) AND IS DESIGNED TO COLLECT ANY PELLETS | | THAT MAY FALL FROM THE BOWL FEEDER. 56.8 KG OF SINTERED, CERAMIC UO2 | | PELLETS, ENRICHMENT 4.4 WT% U-235, WERE REMOVED FROM THE POLY PACK AND | | CHUTE. | | | | DOUBLE CONTINGENCY PROTECTION FOR THE COLLECTION OF PELLETS UNDER THE | | BOWL FEEDER CONSISTS OF MASS CONTROL (A MAXIMUM OF 22 KG OF UO2 MATERIAL | | ACCUMULATES IN A FAVORABLE GEOMETRY) AND MODERATOR CONTROL (PELLETS REMAIN | | DRY). FOR THIS CONFIGURATION, AN APPROPRIATE CONSERVATION LIMIT FOR UO2 | | MASS IS 41 LB (18.6 KG), WHICH IS THE MAXIMUM PERMISSIBLE VALUE FOR THE | | 5.0 WT% U-235, ADMINISTRATIVE MASS LIMIT OF UO2 PELLETS IN AN UNFAVORABLE | | GEOMETRY. | | | | THE EXCESSIVE MATERIAL WAS IMMEDIATELY REMOVED FROM LINE #3 TO RESTORE | | DOUBLE CONTINGENCY PROTECTION AND ALL OTHER OPERATING PELLET LINES WERE | | INSPECTED TO VERIFY NO EXCESSIVE MATERIAL ACCUMULATION. | | | | AT NO TIME WAS THE HEALTH OR SAFETY OF ANY EMPLOYEE OR MEMBER OF THE PUBLIC | | IN JEOPARDY. NO EXPOSURE TO HAZARDOUS MATERIAL WAS INVOLVED. | | | | ADDITIONAL INVESTIGATION WILL BE PERFORMED TO DETERMINE THE CAUSE OF THE | | EXCESSIVE ACCUMULATION AND APPROPRIATE CORRECTIVE ACTIONS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34663 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: UNITED STATES AIR FORCE |NOTIFICATION DATE: 08/20/98 | | CITY: SACRAMENTO REGION: 4 |NOTIFICATION TIME: 10:54 [ET]| | COUNTY: STATE: CA |EVENT DATE: 08/19/98 | |LICENSE#: R-130 AGREEMENT: Y |EVENT TIME: 18:49[PDT]| | DOCKET: |LAST UPDATE DATE: 08/20/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |PHIL HARRELL RDO | | |FRED COMBS, NMSS EO | +------------------------------------------------+BOB DENNIG, NRR EO | |NRC NOTIFIED BY: WADE RICHARDS |W. ERESIAN, NRR PM | |HQ OPS OFFICER: DICK JOLLIFFE |STUART RUBIN, AEOD IRD | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - POSSIBLE FAILED FUEL AT A USAF 2 MW TRIGA RESEARCH REACTOR - | | | | ON 08/19/98, A 2 MW TRIGA RESEARCH REACTOR AT THE McCLELLAN AIR FORCE BASE | | NUCLEAR RADIATION CENTER, SACRAMENTO, CA, WAS OPERATING AT 2 MW WITH ALL | | RADIATION MONITORING READINGS APPEARING NORMAL. | | | | AT 1829 PDT, A "WATCHDOG" SCRAM OCCURRED. THE REACTOR WAS REBOOTED | | SUCCESSFULLY AND ALL "WATCHDOG" SCRAM TESTS WERE SATISFACTORILY PERFORMED | | PRIOR TO THE STARTUP OF THE REACTOR. | | | | AT 1841 PDT, THE REACTOR WAS TAKEN CRITICAL AND ALL RADIATION MONITORING | | EQUIPMENT READINGS WERE NORMAL. CORE EXCESS WAS $3.93. | | | | AT 1849 PDT, THE REACTOR POWER WAS RAISED TO 80% POWER. THE REACTOR ROOM | | AIR RAD MONITOR ALERTED AND ALARMED. THE READINGS TAKEN WERE AS FOLLOWS: | | | | AT THE TIME OF THE SCRAM RAD MONITOR SETPOINTS - ALERT ALARM | | PARTICULATE (CPM) 2.0E5 2.8E3 5.1E3 | | NOBLE GAS (CPM) 1.0E4 4.9E4 9.8E4 | | IODINE (CPM) 1.5E3 3.1E3 6.3E3 | | | | THE REACTOR ROOM VENTILATION SYSTEM SHIFTED INTO THE RECIRCULATION MODE. | | THE RECIRC VENT SYSTEM DEHUMIDIFIER ACTIVATED AND CONTINUED TO OPERATE, | | AS DESIGNED. THE STACK AIR RAD MONITOR READINGS DID NOT CHANGE THROUGHOUT | | THIS EVENT (NO OFFSITE RAD RELEASE TO THE ENVIRONMENT). | | | | GAMMA SPECTROSCOPY ANALYSIS REVEALED THE PRESENCE OF FISSION PRODUCT | | DAUGHTERS IN SAMPLES OF REACTOR ROOM AIR, PRIMARY WATER, AND THE REACTOR | | ROOM AIR RAD MONITOR PARTICULATE FILTER. THE DOSE RATE ON CONTACT WITH | | THE REACTOR ROOM DOOR (SIX FEET FROM THE REACTOR) WAS 0.25 MR/HR AND | | THE HIGHEST CONTACT DOSE RATE ON THE RECIRC VENT SYSTEM WAS 0.8 MR/HR. | | THE CONDENSATE FROM THE RECIRC VENT SYSTEM DEHUMIDIFIER WAS ANALYZED | | AND FISSION PRODUCT DAUGHTERS WERE OBSERVED. | | | | ENTRY INTO THE REACTOR ROOM HAS BEEN RESTRICTED AND THE REACTOR ROOM | | HAS BEEN POSTED AS A HIGH AIRBORNE RADIOACTIVE AREA. THERE WERE NO | | PERSONNEL CONTAMINATIONS OR INJURIES. | | | | SAMPLES OF REACTOR ROOM AIR, PRIMARY WATER, AND RECIRC VENT SYSTEM | | DEHUMIDIFIER CONDENSATE WATER ARE PERIODICALLY BEING OBTAINED AND ANALYZED. | | | | THE STACK AIR RAD MONITOR FILTERS AND REACTOR ROOM AIR RAD MONITOR FILTERS | | ARE PERIODICALLY BEING ANALYZED. CONTAMINATION AND RADIATION SURVEYS OF | | THE RECIRC VENT SYSTEM DUCTS ARE BEING PERFORMED. | | | | THE CAUSE OF THIS EVENT IS BEING INVESTIGATED AND CORRECTIVE ACTIONS TO | | PREVENT RECURRENCE OF THIS EVENT ARE BEING DETERMINED. | | | | A WRITTEN REPORT OF THIS EVENT WILL BE SUBMITTED TO THE NRC WITHIN 14 DAYS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34664 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 08/20/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 17:29 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 08/20/98 | +------------------------------------------------+EVENT TIME: 17:00[EDT]| |NRC NOTIFIED BY: SCHORK |LAST UPDATE DATE: 08/20/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE RDO | |AINA 50.72(b)(2)(iii)(A) POT UNABLE TO SAFE SD | | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | |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 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE MAKEUP TANK OPERATING LIMITS FOR PRESSURE AND LEVEL DO NOT BOUND ALL | | ACCIDENT SCENARIOS. | | | | IT WAS DETERMINED THAT IF ALL THREE HIGH PRESSURE INJECTION PUMPS WERE | | OPERATING IN THE HIGH PRESSURE INJECTION MODE, AND A SINGLE FAILURE TO | | OPEN OCCURRED TO ONE OF THE TWO NORMALLY CLOSED SUCTION VALVES, MAKEUP | | PUMP SUCTION PRESSURE WOULD LOWER TO THE EXTENT THAT THERE COULD BE GAS | | ENTRAINMENT IN THE EVENT OF A LARGE BREAK LOCA. A PRELIMINARY REVIEW OF | | MAKEUP TANK DATA DETERMINED THAT IN THE PAST YEAR, PRESSURE AND LEVEL WERE | | IN THE REGION WHERE THERE COULD HAVE BEEN GAS ENTRAINMENT <1% OF THE TIME. | | IMMEDIATE ACTION TAKEN WAS A VERBAL RECOMMENDATION GIVEN TO THE SHIFT | | SUPERVISOR TO MAINTAIN MAKEUP TANK OPERATING LIMITS FOR PRESSURE AND LEVEL | | BELOW THE AREA OF WHERE IT IS EXPECTED THE REVISED CURVE WILL BE, BASED ON | | THE PRELIMINARY ANALYSIS. A TEMPORARY PROCEDURE CHANGE IS BEING PREPARED | | AND WILL BE IMPLEMENTED SHORTLY. UPON COMPLETION OF THE REVISED | | CALCULATION, ADDITIONAL CORRECTIVE ACTIONS WILL BE TAKEN AS REQUIRED. | | | | THE RESIDENT INSPECTOR WILL BE INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |TRANSPORTATION EVENT | |EVENT NUMBER: 34665 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: UNKNOWN |NOTIFICATION DATE: 08/21/98 | | CITY: MEMPHIS REGION: 2 |NOTIFICATION TIME: 04:01 [ET]| | COUNTY: SHELBY STATE: TN |EVENT DATE: 08/21/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 01:45[EDT]| | DOCKET: |LAST UPDATE DATE: 08/21/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |KENNETH BARR RDO | | |FRED COMBS, NMSS EO | +------------------------------------------------+STUART RUBIN, AEOD IRD | |NRC NOTIFIED BY: JIM O'KEEFE, NAT RES CTR |DOE (FAX) | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NTRA TRANSPORTATION EVENT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - UNPACKAGED LEAD PIG WITH Cs-137 SOURCE IN FED EX FACILITY, MEMPHIS, TN - | | | | JIM O'KEEFE, DOT NATIONAL RESPONSE CENTER, NOTIFIED THE NRC THAT ROY | | PARKER, FEDERAL EXPRESS, REPORTED THAT HE HAD AN UNPACKAGED LEAD PIG AT | | THE FEDERAL EXPRESS HUB SORTING FACILITY, MEMPHIS, TN. THE LEAD PIG HAD | | APPARENTLY FALLEN OUT OF A SHIPPING CONTAINER. MR PARKER DID NOT HAVE | | THE SHIPPING CONTAINER OR THE SHIPPING PAPERS. THE LEAD PIG CONTAINS A | | CESIUM-137 SOURCE AND MEASURED 35.2 MICROCURIES ON CONTACT. MR PARKER | | PLANS TO SEND THE LEAD PIG TO ITS MANUFACTURER, META PHYSICS, CHICAGO, IL. | | | | MR PARKER NOTIFIED THE TN DEPARTMENT OF RADIATION CONTROL AND THE FAA. | | | | MR O'KEEFE NOTIFIED NOAA AND EPA REGION IV. | +------------------------------------------------------------------------------+