U.S. Nuclear Regulatory Commission Operations Center Event Reports For 05/15/98 - 05/18/98 ** EVENT NUMBERS ** 34159 34222 34229 34230 34238 34239 34240 34241 34242 34243 34244 34245 34246 34247 34248 34249 34250 34251 34252 34253 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34159 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CRYSTAL RIVER REGION: 2 |NOTIFICATION DATE: 04/30/98 | |UNIT: [3] [ ] [ ] STATE: FL |NOTIFICATION TIME: 17:36 [ET]| |RX TYPE: [3] B&W-L-LP |EVENT DATE: 04/30/98 | +------------------------------------------------+EVENT TIME: 13:45[EDT]| |NRC NOTIFIED BY: RAWLS |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PIERCE SKINNER 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 +------------------------------------------------------------------------------+ | POSTULATED SINGLE FAILURE CAN RENDER HIGH PRESSURE INJECTION (HPI) SYSTEM | | WITH LESS THAN TWO REDUNDANT 100% CAPACITY HPI TRAINS. | | | | AN ARCHITECTURAL ENGINEERING DESIGNER NOTIFIED THE LICENSEE OF A CONDITION | | OUTSIDE DESIGN FOR HAVING LESS THAN TWO REDUNDANT 100% CAPACITY HPI TRAINS | | CAPABLE OF CORE COOLING IN THE EVENT OF A SINGLE ACTIVE FAILURE. A SINGLE | | FAILURE OF MOTOR CONTROL CENTER (MCC) 3AB IS POSTULATED THAT RESULTS IN THE | | INABILITY TO ISOLATE NORMAL MAKEUP (MUV-27) AND REACTOR COOLANT PUMP SEAL | | INJECTION (MUV-18). A FAILURE OF MCC 3AB REDUCES THE HPI FLOW TO THE CORE | | SINCE HPI FLOW TO THE REACTOR COOLANT PUMP SEALS IS NOT CREDITED FOR CORE | | COOLING. THE MCC SUPPLIES POWER TO THE 'A' SIDE HPI PUMP (MUP-18 ONLY IF | | SELECTED) SAFETY-RELATED LUBE OIL PUMP. THE LOSS OF THE MCC WILL DISABLE | | MUP-18. PER THE EMERGENCY OPERATING PROCEDURE HPI LINE ISOLATION, THE | | OPERATOR WILL NOT ISOLATE A BROKEN HPI LINE SINCE NORMAL MAKEUP IS NOT | | ISOLATED. CREDIT IS NOT TAKEN FOR OPERATORS ISOLATING NORMAL MAKEUP WITH | | MANUAL OR NON-SAFETY-RELATED VALVES. HPI FLOW DIVERSION ASSOCIATED WITH A | | BROKEN HPI LINE WITH A SINGLE HPI PUMP WILL NOT BE TERMINATED. FAILURE TO | | ISOLATE THE LINE RESULTS IN REDUCED HPI FLOW DELIVERY TO THE CORE THROUGH | | THE INTACT LINES. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1344 ON 05/15/98 FROM PIKE TAKEN BY STRANSKY * * * | | | | THE LICENSEE IS RETRACTING THIS EVENT NOTIFICATION. UPON FURTHER | | EVALUATION, FLORIDA POWER CORPORATION (FPC) DETERMINED THAT CRYSTAL RIVER 3 | | WAS ABLE TO MITIGATE THE CONSEQUENCES OF A DESIGN BASIS ACCIDENT EVEN IN | | THE EVENT THAT MCC 3AB WERE TO FAIL. | | | | ACCORDING TO THE IMPROVED TECHNICAL SPECIFICATION FOR CRYSTAL RIVER 3, TWO | | TRAINS OF EMERGENCY CORE COOLING SYSTEMS ARE REQUIRED TO BE OPERABLE, WHICH | | INCLUDES TWO HPI PUMPS. FPC PREVIOUSLY EVALUATED A SINGLE FAILURE OF MCC | | 3AB AND CONCLUDED, WITH TWO HPI PUMPS IN OPERATION, THERE IS SUFFICIENT HPI | | FLOW TO KEEP THE CORE COVERED THROUGHOUT THE EVENT REGARDLESS OF THE | | ABILITY TO ISOLATE NORMAL MAKEUP FLOW (MUV-27) AND REACTOR COOLANT PUMP | | SEAL INJECTION FLOW (MUV-18). | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE LICENSEE. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R2DO (BOLAND). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34222 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 05/13/98 | |UNIT: [1] [2] [ ] STATE: PA |NOTIFICATION TIME: 15:31 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 05/13/98 | +------------------------------------------------+EVENT TIME: 14:35[EDT]| |NRC NOTIFIED BY: RUPPERT |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN WHITE 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 N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PRIMARY CONTAINMENT ELECTRICAL PENETRATION OVERCURRENT PROTECTION CIRCUITS | | DO NOT MEET SINGLE FAILURE CRITERION. (REFER TO EVENT #32186 FOR | | ADDITIONAL INFORMATION.) | | | | THE PRIMARY CONTAINMENT ELECTRICAL PENETRATION OVERCURRENT PROTECTION | | CIRCUITS FOR THE INBOARD PRIMARY CONTAINMENT ISOLATION VALVES (PCIV) ON THE | | UNIT 1 AND 2 RESIDUAL HEAT REMOVAL (RHR) SHUTDOWN COOLING LINE, REACTOR | | WATER CLEANUP (RWCU) SYSTEM, MAIN STEAM LINE DRAIN, AND PRIMARY CONTAINMENT | | INSTRUMENT GAS SUCTION LINE DO NOT MEET SINGLE FAILURE CRITERION FOR | | SPECIFIC, BUT LIMITED, TIME CURRENT FAULTED CONDITIONS. A TOTAL OF FOUR | | VALVES PER UNIT ARE AFFECTED. UNDER THESE LIMITED CONDITIONS, THE | | INSTANTANEOUS OVERCURRENT TRIP BREAKER WOULD NOT ACTUATE, AND A FAILURE OF | | THE THERMAL MAGNETIC OVERCURRENT TRIP BREAKER COULD RESULT IN SUFFICIENT | | DAMAGE TO THE ELECTRICAL PENETRATION TO RENDER THE PENETRATION INOPERABLE. | | THE UPDATED FINAL SAFETY ANALYSIS REPORT (UFSAR) AND THE CORRESPONDING | | SECTIONS OF THE SAFETY EVALUATION REPORT (SER) STATE THAT THE PENETRATION | | OVERCURRENT PROTECTION SYSTEM MEETS THE SINGLE FAILURE CRITERION AND IS | | CONSIDERED NECESSARY TO MEET THE DESIGN BASIS FOR THIS SYSTEM. THIS | | NOTIFICATION IS BEING MADE FOR UNIT 2 BECAUSE IT IS OPERATING. UNIT 1 HAS | | A SIMILAR CONDITION, BUT IT IS IN A REFUELING OUTAGE, AND PRIMARY | | CONTAINMENT PENETRATION PROTECTION IS NOT REQUIRED TO BE OPERABLE. FOR | | EACH AFFECTED PENETRATION, THE THERMAL MAGNETIC OVERCURRENT PROTECTION | | BREAKER IS OPERABLE, AND AN EVALUATION HAS CONCLUDED THAT THERE ARE NO | | CREDIBLE FAULTED CONDITIONS NOTED. THEREFORE, IT IS CONCLUDED THAT THIS | | CONDITION DOES NOT RESULT IN A SERIOUSLY DEGRADED NOR UNANALYZED CONDITION. | | A PLANT MODIFICATION WILL PROVIDE A REDUNDANT OVERCURRENT TRIP DEVICE THAT | | WILL INCLUDE PROTECTION FOR THE LIMITED TIME CURRENT CONDITION. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | | | | * * * UPDATE AT 1655 ON 05/15/98 FROM GLENN STEWART RECEIVED BY TROCINE * * | | | | ON 05/13/98, THE LICENSEE MADE A 1-HOUR NOTIFICATION FOR A CONDITION | | OUTSIDE THE DESIGN BASIS OF THE PLANT. THIS CONDITION REGARDED THE FAILURE | | OF A PORTION OF THE UNIT 1 AND 2 PRIMARY CONTAINMENT ELECTRICAL PENETRATION | | OVERCURRENT PROTECTION SYSTEMS TO MEET THE SINGLE FAILURE CRITERION AS | | DESCRIBED IN THE UFSAR AND THE ASSOCIATED SER FOR SPECIFIC, BUT LIMITED, | | TIME-CURRENT FAULTED CONDITIONS. SPECIFICALLY, THE 05/13/98 NOTIFICATION | | INVOLVED ELECTRICAL PENETRATION OVERCURRENT PROTECTION DEVICES (i.e., | | INSTANTANEOUS OVERCURRENT PROTECTION BREAKERS) FOR INBOARD PCIVs FOR THE | | UNIT 1 AND 2 RHR SHUTDOWN COOLING LINE, RWCU SYSTEM, MAIN STEAM LINE DRAIN, | | AND PRIMARY CONTAINMENT INSTRUMENT GAS SUCTION LINE. THIS CONDITION WAS | | IDENTIFIED AS A RESULT OF A GENERIC IMPLICATIONS REVIEW FROM A SIMILAR | | CONDITION REPORTED BY THE LICENSEE ON 05/06/98 (EVENT #32186). | | | | ON 05/14/98, A MORE DETAILED ENGINEERING EVALUATION REVEALED THAT ONLY THE | | PRIMARY CONTAINMENT ELECTRICAL PENETRATION OVERCURRENT PROTECTION DEVICES | | FOR THE INBOARD PCIVs FOR THE UNIT 1 AND 2 RWCU SYSTEM WERE AFFECTED BY | | THIS CONDITION. THEREFORE, ONLY ONE VALVE PER UNIT IS AFFECTED. FOR EACH | | AFFECTED PENETRATION, THE REDUNDANT THERMAL MAGNETIC OVERCURRENT PROTECTION | | BREAKER IS OPERABLE. UNIT 1 IS CURRENTLY SHUT DOWN FOR A REFUELING OUTAGE, | | AND UNIT 2 IS OPERATING. REDUNDANT OVERCURRENT PROTECTION DEVICES (i.e., | | THERMAL MAGNETIC OVERCURRENT PROTECTION BREAKERS) WERE INSTALLED ON BOTH | | UNITS TO PROVIDE PROTECTION FOR THE ENTIRE RANGE OF TIME-CURRENT FAULTED | | CONDITIONS INCLUDING THE LIMITED TIME-CURRENT CONDITIONS THAT WERE | | UNPROTECTED BY THE PREVIOUSLY INSTALLED INSTANTANEOUS OVERCURRENT | | PROTECTION BREAKERS. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R1DO (WHITE). | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34229 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 05/14/98 | |UNIT: [1] [2] [ ] STATE: SC |NOTIFICATION TIME: 13:07 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/14/98 | +------------------------------------------------+EVENT TIME: 12:15[EDT]| |NRC NOTIFIED BY: GARY HAMILTON |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 85 POWER OPERATION | 85 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECHNICAL SPECIFICATION 3.0.3 AND 4.0.3 ENTRY DUE TO A MISSED SURVEILLANCE. | | | | DURING A REVIEW OF ANOTHER OPERABILITY ISSUE, IT WAS DISCOVERED THAT THE | | 18-MONTH SURVEILLANCE TEST FOR THE AUXILIARY BUILDING VENTILATION SYSTEM | | (FILTERED EXHAUST SYSTEM) MAY NOT HAVE INCLUDED EVERYTHING THAT IT WAS | | SUPPOSED TO INCLUDE. THE LICENSEE IS REQUIRED TO TEST THE PRESSURE DROP | | ACROSS THE COMPLETE FILTER PACKAGE INCLUDING A PRE-HEATER AND HEATER | | DE-MISTER; HOWEVER, THE PROCEDURE DID NOT ENCOMPASS THE FULL FILTER TRAIN. | | THEREFORE, THE LICENSEE MAY NOT HAVE COMPLETED THIS SURVEILLANCE AS | | REQUIRED BY TECHNICAL SPECIFICATIONS. AS A RESULT, THE LICENSE ENTERED | | TECHNICAL SPECIFICATIONS 3.0.3 AND 4.0.3 WHICH ALLOW THE LICENSEE 24 HOURS | | TO CORRECT THE PROCEDURE AND PERFORM THE TEST. PROCEDURE MODIFICATION IS | | CURRENTLY IN PROGRESS. THE AUXILIARY BUILDING FILTERED EXHAUST SYSTEM ON | | BOTH UNITS IS IN A FULLY FUNCTIONAL CONDITION. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1153 ON 05/15/98 FROM JENKINS RECEIVED BY TROCINE * * * | | | | THE LICENSEE SUCCESSFULLY COMPLETED TESTING OF THE '1A' AND '2A' TRAINS OF | | THE AUXILIARY BUILDING VENTILATION SYSTEM, AND BOTH UNITS EXITED TECHNICAL | | SPECIFICATION 3.0.3 AT 0300 ON 05/15/98. COMPLIANCE WITH TECHNICAL | | SPECIFICATION 3.7.7, AUXILIARY BUILDING FILTERED EXHAUST SYSTEM, WAS | | RESTORED THROUGH ACTION 'a' OF THE LIMITING CONDITION FOR OPERATION. | | THE TESTING VERIFIED THAT BOTH UNITS WERE WITHIN THEIR DESIGN BASIS; | | AND THEREFORE, THE LICENSEE DESIRES TO RETRACT THIS EVENT NOTIFICATION. | | A LICENSEE EVENT REPORT WILL BE SUBMITTED TO DESCRIBE THE MISSED | | SURVEILLANCE. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. THE NRC | | OPERATIONS OFFICER NOTIFIED THE R2DO (BOLAND). | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34230 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 05/14/98 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 13:09 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 05/14/98 | +------------------------------------------------+EVENT TIME: 12:13[EDT]| |NRC NOTIFIED BY: VARNADORE |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND RDO | |AINT 50.72(b)(1)(vi) INTERNAL THREAT |JOHN STOLZ, NRR EO | | |FEMA, DOE, USDA, HHA FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | FLAMMABLE/EXPLOSIVE GAS LEAK ONSITE. | | | | THE LICENSEE DISCOVERED A HYDROGEN GAS LEAK IN THE CONDENSATE BOOSTER PUMP | | AREA OF THE UNIT 2 TURBINE BUILDING. THE LICENSEE IMMEDIATELY ISOLATED THE | | SOURCE OF THE GAS BY TRIPPING THE HYDROGEN INJECTION SYSTEM. (THE HYDROGEN | | INJECTION SYSTEM IS CONNECTED TO THE SUCTION OF THE CONDENSATE BOOSTER | | PUMPS.) MONITORS IN THE AREA INDICATED A MAXIMUM HYDROGEN CONCENTRATION OF | | 14% LEL (LOWER EXPLOSIVE LIMIT). THE GAS DISSIPATED RAPIDLY AFTER THE | | LICENSEE TRIPPED THE HYDROGEN INJECTION SYSTEM. THE LICENSEE REPORTED THAT | | A LEAKING DRAIN VALVE ON ONE OF THE CONDENSATE BOOSTER PUMPS WAS PERMITTING | | THE GAS TO BE VENTED TO THE AREA ATMOSPHERE. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN NOTIFIED BY THE LICENSEE. | | | | * * * UPDATE AT 1302 ON 05/15/98 FROM VARNADORE RECEIVED BY TROCINE * * * | | | | THE LICENSEE IS RETRACTING THIS EVENT NOTIFICATION AFTER DETERMINATION THAT | | THE AMOUNT OF HYDROGEN PRESENT IN THE AREA DID NOT PRESENT A HAZARD TO THE | | SAFE OPERATIONS OF THE PLANT. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R2DO (BOLAND). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34238 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: CT RESOURCE RECOVERY AUTHORITY |NOTIFICATION DATE: 05/15/98 | | CITY: HARTFORD REGION: 1 |NOTIFICATION TIME: 10:00 [ET]| | COUNTY: STATE: CT |EVENT DATE: 05/15/98 | |LICENSE#: AGREEMENT: N |EVENT TIME: 09:00[EDT]| | DOCKET: |LAST UPDATE DATE: 05/15/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |ROBERT BORES RDO | | |FRED COMBS, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: BONAK | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | EXPLOSION AT WASTE PROCESSING FACILITY INVOLVING LICENSED GAUGE. | | | | AT APPROXIMATELY 0900, AN EXPLOSION OCCURRED IN THE #2 PRIMARY SHREDDER | | LOCATED AT THE MID-CONNECTICUT PROJECT WASTE PROCESSING FACILITY. THE | | EXPLOSION OCCURRED IN THE VICINITY OF A KAY-RAY MODEL 7062B LEVEL GAUGE | | (SERIAL #24940). NO DAMAGE OCCURRED TO THE GAUGE, AS IT IS INSTALLED IN AN | | AREA WHICH IS DESIGNED TO WITHSTAND EXPLOSIONS. THE AREA WAS IMMEDIATELY | | SURVEYED USING A RADIATION DETECTOR (NO ABNORMAL READINGS NOTED), AND A | | WIPE TEST WAS ALSO PERFORMED. | | | | THE SHREDDER WAS PLACED BACK INTO SERVICE APPROXIMATELY 30 MINUTES AFTER | | THE EVENT. THE LICENSEE STATED THAT THESE EXPLOSIONS ARE ROUTINE | | OCCURRENCES DUE TO THE PROCESSING OF COMBUSTIBLE MATERIALS IN THE WASTE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34239 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 05/15/98 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 12:12 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 10:20[CDT]| |NRC NOTIFIED BY: DENNIS MORRIS |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES CREED 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 N 0 HOT STANDBY | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL SAFEGUARDS SYSTEM DEGRADATION RELATED TO ALARM CAPABILITY. | | | | AT 1020 CDT ON 05/15/98, THE LICENSEE DISCOVERED THAT A POTENTIAL | | SAFEGUARDS SYSTEM DEGRADATION RELATED TO ALARM CAPABILITY HAD OCCURRED | | BETWEEN 2132 CDT AND 2218 CDT ON 05/14/98. A PROBLEM IDENTIFICATION REPORT | | AND ROOT CAUSE INVESTIGATION ARE BEING PERFORMED. (REFER TO THE HOO LOG | | FOR ADDITIONAL INFORMATION.) | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34240 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: REGIONAL MEDICAL CENTER AT MEMPHIS |NOTIFICATION DATE: 05/15/98 | | CITY: MEMPHIS REGION: 2 |NOTIFICATION TIME: 12:30 [ET]| | COUNTY: STATE: TN |EVENT DATE: 05/14/98 | |LICENSE#: R-79160-F99 AGREEMENT: Y |EVENT TIME: 13:00[EDT]| | DOCKET: |LAST UPDATE DATE: 05/15/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |ANN BOLAND RDO | | |FRED COMBS, NMSS EO | +------------------------------------------------+FEMA, DOE, USDA, HHS FAX | |NRC NOTIFIED BY: ROGER FENNER (FACSIMILE) |EPA, DOT (VIA NRC) FAX | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF A 1.95-mCi IODINE-125 SEED FOLLOWING REMOVAL OF AN EYE PLAQUE. | | | | THE FOLLOWING INFORMATION WAS RECEIVED FROM THE STATE OF TENNESSEE (ROBERT | | FENNER) VIA FACSIMILE: | | | | ON 05/14/98, DR. ROBERT JOHN WILSON OF THE REGIONAL MEDICAL CENTER IN | | MEMPHIS, TENNESSEE, NOTIFIED THE STATE OF TENNESSEE THAT AN IODINE-125 SEED | | HAD BEEN LOST FOLLOWING REMOVAL OF AN EYE PLAQUE. THE STATE OF TENNESSEE'S | | EVENT REPORT IDENTIFICATION NUMBER IS TN-98-063. | | | | ON 05/06/98, A PATIENT WAS IMPLANTED WITH AN EYE PLAQUE AT UT BOWLD | | HOSPITAL (LOCATION NOT PROVIDED IN FACSIMILE). THE EYE PLAQUE CONSISTED OF | | 13 SEEDS (EACH WITH A NOMINAL ACTIVITY OF 1.95 mCi). THE PATIENT AND THE | | PATIENT'S ROOM WERE SURVEYED, BUT THE OPERATING ROOM WAS NOT. ON THE | | MORNING OF 05/13/98, THE EYE PLAQUE WAS REMOVED, AND A COUNT OF 13 SEEDS | | WAS MADE. THE PLAQUE WAS RINSED, PUT INTO THE SHIELDED CONTAINER, AND | | RETURNED TO RADIATION ONCOLOGY. A SURVEY OF THE ROOM OR THE PATIENT WAS | | NOT PERFORMED AT THAT TIME. UPON RETURN OF THE SEEDS TO RADIATION | | ONCOLOGY, A COUNT OF THE SEEDS WAS PERFORMED, AND ONLY 12 SEEDS WERE | | PRESENT. THE RADIATION SAFETY OFFICER (RSO) WAS INFORMED OF THIS BETWEEN | | 1200 AND 1300 AFTER RADIATION ONCOLOGY PHYSICS PERSONNEL HAD RE-SURVEYED | | THE OPERATING ROOM, THE PATIENT, THE SURROUNDS OF THE OPERATING ROOM, THE | | LINENS, THE MOPS, THE ORDINARY GARBAGE, AND THE BRACHYTHERAPY LAB IN | | RADIATION ONCOLOGY. THE RSO RE-PERFORMED THESE SURVEYS USING A DIFFERENT | | TYPE OF SURVEY METER. NOTHING ABOVE BACKGROUND WAS FOUND DURING ANY OF | | THESE SURVEYS. THE RSO BELIEVES THAT THE ONLY POSSIBLE WAY THE SEEDS | | MIGHT HAVE BEEN TAKEN OUT OF THE DEPARTMENT WAS IN THE INFECTIOUS WASTE. | | THEREFORE, SURVEYS WERE ALSO PERFORMED OF THE INFECTIOUS WASTE CONTAINERS | | AWAITING INCINERATION (IN OCEOLA, ARKANSAS), THE AREA WHERE THE CONTAINERS | | WERE WASHED, AND THE TRUCK. THERE WERE NO RESULTS ABOVE BACKGROUND. ALL | | OF THE AREAS AT UT BOWLD HOSPITAL AND THE PATH TO THE REGIONAL MEDICAL | | CENTER IN MEMPHIS WERE RE-SURVEYED ON THE MORNING OF 05/14/98, AND THERE | | WAS NO INDICATION OF THE MISSING IODINE-125 SEED. | | | | (REFER TO THE HOO LOG FOR A STATE CONTACT TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34241 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 05/15/98 | |UNIT: [ ] [3] [ ] STATE: NY |NOTIFICATION TIME: 13:54 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 12:30[EDT]| |NRC NOTIFIED BY: STEVE DAVIS |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ROBERT BORES RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION OF A SMALL AMOUNT OF TURBINE LUBE OIL IN THE DISCHARGE | | CANAL. | | | | AT 1230 ON 05/15/98, THE LICENSEE DETERMINED THAT A NOTIFICATION WILL BE | | MADE TO THE NEW YORK STATE DEPARTMENT OF CONSERVATION. THE NOTIFICATION IS | | BEING MADE BECAUSE A SMALL AMOUNT OF TURBINE LUBE OIL IS SEEPING INTO THE | | DISCHARGE CANAL. THE LICENSEE REVIEWED PLANT SYSTEMS, AND THERE WERE NO | | PLANT EVENTS OR OCCURRENCES THAT APPEAR TO BE CAUSALLY RELATED. THE WATER | | IN THE DISCHARGE CANAL IS RIVER WATER THAT IS USED FOR COOLING PLANT | | EQUIPMENT DURING PLANT OPERATION. THE DISCHARGE CANAL HAS OIL CONTAINMENT | | BARRIERS THAT ARE DESIGNED TO CONTAIN THE MAJORITY OF THE OIL DISCHARGES. | | ADDITIONAL ACTION WAS TAKEN TO INSTALL ABSORBENT OIL COLLECTION BOOMS IN | | THE DISCHARGE CANAL. MONITORING FOR FURTHER SEEPAGE AND REVIEWING THE | | CAUSE OF THE OIL SEEPAGE WILL CONTINUE. | | | | THE LICENSEE ALSO NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34242 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ALLIED-SIGNAL INC. |NOTIFICATION DATE: 05/15/98 | | RXTYPE: URANIUM HEXAFLUORIDE PRODUCTION |NOTIFICATION TIME: 14:33 [ET]| |COMMENTS: UF6 CONVERSION (DRY PROCESS) |EVENT DATE: 05/15/98 | | |EVENT TIME: 13:00[CDT]| | |LAST UPDATE DATE: 05/15/98 | | CITY: METROPOLIS REGION: 3 +-----------------------------+ | COUNTY: MASSAC STATE: IL |PERSON ORGANIZATION| |LICENSE#: SUB-526 AGREEMENT: Y |JAMES CREED RDO | | DOCKET: 04003392 |FRED COMBS, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: HUGH ROBERTS | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |JBBE 40.60(b)(2)(i) ACCID MIT EQUIP FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL FOR A SAFETY EQUIPMENT FAILURE. | | | | THE HEALTH PHYSICS VACUUM PUMP (WHICH TAKES AIR SAMPLES) IS REQUIRED TO BE | | UNDER (ABLE TO RECEIVE POWER FROM) THE STANDBY GENERATOR IN ORDER TO ENSURE | | THAT IT WOULD AUTOMATICALLY HAVE STANDBY POWER IN THE EVENT OF A POWER | | FAILURE. CONTRARY TO THIS REQUIREMENT, THE LICENSEE DISCOVERED THAT THE | | HEALTH PHYSICS VACUUM PUMP WAS NOT UNDER (POWERED BY) THE STANDBY | | GENERATOR. THIS CONSTITUTES A VIOLATION OF A LICENSE CONDITION. THE | | LICENSEE PLANS TO PERFORM AN INVESTIGATION. | | | | (REFER TO THE HOO LOG FOR A SITE CONTACT TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34243 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 05/15/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 15:17 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 15:15[EDT]| |NRC NOTIFIED BY: ROBERT SMITH |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN WHITE RDO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL | | |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 N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | COMPLIANCE WITH GENERAL DESIGN CRITERIA 19 NOT DEMONSTRATED. | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "IN THE PROCESS OF REVISING THE RADIATION SHIELDING SECTION OF CHAPTER 12 | | OF THE [FINAL SAFETY ANALYSIS REPORT], IT WAS DETERMINED THAT THE DOSES | | BEING CALCULATED BY NORTHEAST UTILITIES RADIOLOGICAL ASSESSMENT BRANCH TO | | DEMONSTRATE COMPLIANCE FOR CERTAIN POST-ACCIDENT ACTIVITIES WERE FOUND NOT | | TO MEET THE GENERAL DESIGN CRITERIA 19 LIMIT OF 5 REM WHOLE BODY. TWO | | ACTIVITIES WERE IDENTIFIED IN THE EMERGENCY OPERATING PROCEDURES (EOP) THAT | | CANNOT BE PERFORMED DUE TO THE RADIATION FIELDS INVOLVED. THESE ARE:" | | | | "1. REFUELING WATER STORAGE TANK/CHARGING PUMP SUCTION VALVE BREAKERS MUST | | BE LOCALLY OPENED AT APPROXIMATELY 30 MINUTES POST-LOCA. THIS OPERATION | | INVOLVES MANIPULATING A VALVE ON THE OTHER SIDE OF A WALL FROM THE | | PERSONNEL HATCH, WITH A PROJECTED RADIATION FIELD (BASED UPON PRELIMINARY | | CALCULATIONS) OF GREATER THAN 50,000 R/Hr." | | | | "2. AT APPROXIMATELY 4 DAYS AFTER A [LOSS OF COOLANT ACCIDENT], THE | | HYDROGEN PURGE SYSTEM MUST BE ALIGNED FOR OPERATION. THIS OPERATION | | INVOLVES OPERATOR ACTIONS AT LOCATIONS WITHIN THE AUXILIARY BUILDING. AT | | THE 23-FOOT ELEVATION, RADIATION FIELDS ARE PROJECTED TO BE GREATER THAN | | 500 R/Hr. AT THE 4-FOOT ELEVATION, RADIATION FIELDS ARE PROJECTED TO BE | | GREATER THAN 1,000 R/Hr. (BOTH ESTIMATES BASED UPON PRELIMINARY | | CALCULATIONS.)" | | | | "THE VERY HIGH RADIATION CONDITIONS DESCRIBED COULD PREVENT AN OPERATOR | | FROM PERFORMING NECESSARY ACTIONS REQUIRED BY THE EOPs. THEREFORE, THESE | | CONDITIONS ARE REPORTABLE PURSUANT TO 10CFR50.72(b)(2)(iii) AND | | 10CFR50.73(A)(2)(v) AS ANY EVENT OR CONDITION THAT ALONE COULD HAVE | | PREVENTED THE FULFILLMENT OF A SAFETY FUNCTION OF STRUCTURES OR SYSTEMS | | THAT ARE NEEDED TO CONTROL THE RELEASE OF RADIOACTIVE MATERIAL AND/OR | | MITIGATE THE CONSEQUENCES OF AN ACCIDENT." | | | | "CORRECTIVE ACTIONS FOR THIS EVENT HAVE NOT YET BEEN IDENTIFIED." | | | | THE LICENSEE NOTIFIED STATE AND LOCAL GOVERNMENTS AND PLANS TO NOTIFY THE | | NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34244 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: WESTINGHOUSE WALTZ MILL |NOTIFICATION DATE: 05/15/98 | | CITY: MADISON REGION: 1 |NOTIFICATION TIME: 16:32 [ET]| | COUNTY: WESTMORELAND STATE: PA |EVENT DATE: 05/15/98 | |LICENSE#: SNM-770 AGREEMENT: N |EVENT TIME: 10:00[EDT]| | DOCKET: 07000698 |LAST UPDATE DATE: 05/15/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JOHN WHITE RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: RUSS CLINE | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |IBCA 30.50(b)(3) MED TREAT INVOLV CONT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TRANSPORT OF A CONTAMINATED INJURED INDIVIDUAL OFFSITE - FATALITY. | | | | AT APPROXIMATELY 1000 ON 05/15/98, A WORKER AT THE WESTINGHOUSE ELECTRIC | | COMPANY WALTZ MILL SITE (A RE-SERVICING/DECONTAMINATION FACILITY) COLLAPSED | | WHILE WORKING IN A CONTAMINATED WORK AREA. THE WORKER WAS DRESSED IN | | ANTI-C CLOTHING AND WAS WEARING A RESPIRATOR AT THE TIME. THE WORKER'S | | RESPIRATOR WAS REMOVED, AND IMMEDIATE FIRST AID WAS RENDERED. AT 1003, AN | | AMBULANCE (MUTUAL AID AMBULANCE SERVICE) WAS CALLED TO TRANSPORT THE WORKER | | TO THE HOSPITAL. THE WORKER WAS CUT OUT OF HIS ANTI-C CLOTHING BEFORE | | BEING TRANSPORTED OFFSITE. ADDITIONAL PRECAUTIONARY MEASURES WERE TAKEN TO | | PREVENT THE SPREAD OF CONTAMINATION TO THE EXTENT POSSIBLE. TWO HEALTH | | PHYSICS TECHNICIANS AND THE RADIATION SAFETY OFFICER FROM WALTZ MILL | | ACCOMPANIED THE AMBULANCE TO THE WESTMORELAND REGIONAL HOSPITAL. THE | | HOSPITAL WAS CALLED PRIOR TO THE AMBULANCE LEAVING WALTZ MILL IN ORDER TO | | ALERT THE HOSPITAL THAT A POTENTIALLY CONTAMINATED WORKER WAS BEING | | TRANSPORTED TO THE FACILITY. (NOTE: WALTZ MILL AND WESTMORELAND REGIONAL | | HOSPITAL PARTICIPATE IN JOINT DRILLS HANDLING CONTAMINATED INJURED WORKERS. | | THE LAST DRILL WAS CONDUCTED DURING 1997.) IMMEDIATE MEDICAL ATTENTION WAS | | RENDERED TO THE WORKER. | | | | WALTZ MILL HEALTH PHYSICS FOLLOWUP SURVEYS INDICATED NO DETECTABLE ACTIVITY | | IN THE HOSPITAL AREA. HOWEVER, A SMALL AMOUNT OF CONTAMINATION WAS | | DETECTED ON THE WORKER'S FACE (350 NET CPM) AND ON THE PANT LEG OF ONE | | AMBULANCE WORKER (500 NET CPM). THE PRINCIPAL NUCLIDES ARE LIKELY TO BE | | COBALT-60, COBALT-58, AND MANGANESE-54. ALL WERE DECONTAMINATED TO LESS | | THAN DETECTABLE LEVELS. | | | | AT APPROXIMATELY 1106, THE WORKER WAS PRONOUNCED DEAD AT WESTMORELAND | | REGIONAL HOSPITAL. THE WALTZ MILL SITE WAS INFORMED THAT THE CAUSE OF | | DEATH WAS ARTERIAL SCLEROTIC CARDIOVASCULAR DISEASE. | | | | BASED ON THE RESULTS OF THE WHOLE BODY FRISK, THE BODY WAS RELEASED TO | | WESTMORELAND REGIONAL HOSPITAL. THE AMBULANCE WAS RETURNED TO THE WALTZ | | MILL SITE FOR PERFORMANCE OF A FINAL RELEASE SURVEY. THERE WAS NO | | DETECTABLE ACTIVITY FOUND, AND THE AMBULANCE WAS RELEASED. IN ADDITION, | | THERE WAS NO SIGNIFICANT SPREAD OF CONTAMINATION DETECTED AT THE WALTZ MILL | | SITE AS A RESULT OF THIS OCCURRENCE. | | | | THE LICENSEE NOTIFIED THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION AND | | THE WESTMORELAND COUNTY DEPARTMENT OF EMERGENCY MANAGEMENT. THE LICENSEE | | ALSO PLANS TO SUBMIT A WRITTEN REPORT TO THE NRC WITHIN 30 DAYS. | | | | (REFER TO THE HOO LOG FOR A SITE CONTACT TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34245 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 05/15/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 17:00 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 16:00[EDT]| |NRC NOTIFIED BY: DALE BRODSKY |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN WHITE RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION REGARDING THE DISCHARGE OF CHLORINATED WATER TO THE | | INTAKE BAY. | | | | ON 05/14/98, THE '3E' CIRCULATING WATER PUMP WAS SHUT DOWN DURING | | PERFORMANCE OF A MAINTENANCE ACTIVITY. UNDER THE EXISTING EMERGENCY | | AUTHORIZATION (DISCHARGE PERMIT), SHAFT LUBRICATING WATER IS REQUIRED TO | | BE SHUT DOWN WHEN THE PUMP IS NOT NECESSARY FOR PLANT OPERATION. HOWEVER, | | THE CHLORINATED SHAFT LUBRICATING WATER FOR THE PUMP WAS NOT SECURED FOR | | 11 HOURS. | | | | NORMALLY, SHAFT LUBRICATING WATER GOES INTO THE PUMP WHEN THE PUMP IS | | RUNNING, AND THEN IT IS PUMPED THROUGH TO THE DISCHARGE TUNNEL. SHAFT | | LUBRICATING WATER IS DISCHARGED TO THE INTAKE BAY (WHICH IS LOCATED ON LONG | | ISLAND SOUND) WHEN THE CIRCULATING WATER PUMP IS NOT IN OPERATION. THE | | LATTER IS NOT IN ACCORDANCE WITH THE APPROVED DISCHARGE PATH. | | | | THE LICENSEE NOTIFIED THE APPLICABLE STATE AND LOCAL AGENCIES AND PLANS TO | | NOTIFY THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34246 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 05/15/98 | |UNIT: [ ] [2] [ ] STATE: AZ |NOTIFICATION TIME: 17:16 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 13:22[MST]| |NRC NOTIFIED BY: RUSSELL STROUD |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM STETKA RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | |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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DETERMINATION THAT EMERGENCY CORE COOLING SYSTEM/HIGH PRESSURE SAFETY | | INJECTION SYSTEM DESIGN BASIS MINIMUM FLOW MIGHT NOT BE MET (REFER TO | | EVENT #34227 FOR A SIMILAR EVENT ON UNIT 1.) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "AT 1322 MST ON MAY 15, 1998, PALO VERDE UNIT 2 WAS OPERATING IN MODE 1 AT | | 100% POWER AND NORMAL PRESSURE AND TEMPERATURE WHEN SURVEILLANCE TESTING | | REVEALED THAT THE 'B' TRAIN HIGH PRESSURE SAFETY INJECTION (HPSI) PUMP | | DISCHARGE CHECK VALVE (2PSIBV405) HAD BACK LEAKAGE OF 37.5 GPM. BASED ON | | THE SURVEILLANCE TEST RESULTS, ENGINEERING PERSONNEL HAVE DETERMINED THE | | [EMERGENCY CORE COOLING SYSTEM (ECCS)]/HPSI DESIGN BASIS MINIMUM FLOW MIGHT | | NOT BE MET. THEREFORE, THE UNIT WAS OUTSIDE THE DESIGN BASIS BECAUSE, FOR | | [AN] EXTENDED PERIOD OF TIME, THE SYSTEM DID NOT HAVE SUITABLE REDUNDANCY | | {[10CFR]50.72(b)(1)(ii)(B)}. IF, DURING A DESIGN BASIS EVENT, THE 'B' | | TRAIN HPSI SYSTEM IS ASSUMED TO FAIL, THE REDUNDANT 'A' TRAIN HPSI SYSTEM | | MIGHT NOT MEET DESIGN BASIS MINIMUM FLOW DUE TO BACK LEAKAGE THROUGH THE | | 'B' TRAIN CHECK VALVE. IN ADDITION, SINCE THE CHECK VALVE COULD | | POTENTIALLY DIVERT FLOW FROM THE REDUNDANT ECCS SYSTEM, A CONDITION THAT | | COULD HAVE PREVENTED THE FULFILLMENT OF A SAFETY FUNCTION, THE CONDITION IS | | ALSO REPORTABLE UNDER [10CFR]50.72(b)(2)(iii)(D)." | | | | "TECHNICAL SPECIFICATION LIMITING CONDITION FOR OPERATION ACTION 3.5.2(a) | | WAS ENTERED AT 2155 MST ON MAY 14, 1998, BASED ON AN ENGINEERING EVALUATION | | OF THE CHECK VALVE'S EXTERNAL DISC ALIGNMENT MEASUREMENTS AND PREVIOUS | | SURVEILLANCE TEST RESULTS. THE CHECK VALVE SURVEILLANCE TEST WAS | | SUBSEQUENTLY PERFORMED, AND EXCESSIVE BACK LEAKAGE WAS VERIFIED TO EXIST. | | MAINTENANCE TECHNICIANS WILL NOW BEGIN REWORKING THE VALVE, AND IT IS | | ANTICIPATED [THAT] THE VALVE CAN BE REWORKED TO AN ACCEPTABLE CONDITION | | WITHIN THE 72-HOUR ALLOWED OUTAGE TIME. ENGINEERING PERSONNEL CURRENTLY | | BELIEVE [THAT] THE VALVE DISC WAS INCORRECTLY ALIGNED ALLOWING THE | | EXCESSIVE LEAKAGE. NON-INTRUSIVE VALVE DISC ALIGNMENT MEASUREMENTS OF EACH | | PALO VERDE HPSI PUMP DISCHARGE CHECK VALVE, MAINTENANCE RECORDS, AND | | PREVIOUS SURVEILLANCE TEST RESULTS ARE BEING EVALUATED BY ENGINEERING | | PERSONNEL; AND IT HAS BEEN DETERMINED THAT THIS CONDITION MAY POSSIBLY | | EXIST IN OTHER HPSI DISCHARGE CHECK VALVES. TRANSPORTABILITY TO THE OTHER | | HPSI CHECK VALVES IS CURRENTLY BEING EVALUATED BASED ON THE RESULTS FROM | | PHYSICAL EXAMINATION OF THE UNIT 1 'A' TRAIN AND UNIT 2 'B' TRAIN CHECK | | VALVES. TRANSPORTABILITY TO OTHER SIMILAR CHECK VALVES IS ALSO BEING | | EVALUATED." | | | | "THERE WERE NO [ENGINEERED SAFETY FEATURE] ACTUATIONS AS A RESULT OF THIS | | EVENT, AND NONE WERE REQUIRED. THE CONDITION DID NOT RESULT IN ANY | | CHALLENGES TO THE FISSION PRODUCT BARRIER OR RESULT IN ANY RELEASE OF | | MATERIALS. THERE WERE NO ADVERSE SAFETY CONSEQUENCES OR IMPLICATIONS AS A | | RESULT OF THIS CONDITION, AND THE CONDITION DID NOT ADVERSELY AFFECT THE | | SAFE OPERATION OF THE PLANT." | | | | "[THIS] EVENT DESCRIPTION IS BASED ON INFORMATION CURRENTLY AVAILABLE. IF, | | THROUGH SUBSEQUENT REVIEWS OF THIS EVENT, ADDITIONAL INFORMATION IS | | IDENTIFIED THAT IS PERTINENT TO THIS EVENT OR ALTERS THE INFORMATION BEING | | PROVIDED AT THIS TIME, A FOLLOWUP NOTIFICATION WILL BE MADE VIA THE | | [EMERGENCY NOTIFICATION SYSTEM] OR UNDER THE REPORTING REQUIREMENTS OF | | 10CFR50.73." | | | | THE LICENSEE PLANS TO NOTIFY THE NRC REGION 4 OFFICE AND THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34247 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 05/15/98 | |UNIT: [ ] [2] [ ] STATE: AL |NOTIFICATION TIME: 18:27 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 05/12/98 | +------------------------------------------------+EVENT TIME: 12:30[CDT]| |NRC NOTIFIED BY: DON GRISSETTE |LAST UPDATE DATE: 05/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND 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 | M N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DROPPED ROD DURING PERFORMANCE OF ROD CONTROL SYSTEM OPERABILITY TESTING | | (REFER TO EVENT #34248 FOR A SIMILAR EVENT.) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "ON 05/12/98 AT 1230 CDT, DURING THE PERFORMANCE OF FNP-0-ETP-3643, | | VERIFICATION OF ROD CONTROL SYSTEM OPERABILITY, AT 135 STEPS, CONTROL ROD | | K2 DROPPED INTO THE CORE. THE REACTOR OPERATOR MANUALLY OPENED THE REACTOR | | TRIP BREAKERS IN ACCORDANCE WITH THE GUIDANCE OF THE ETP AND THE APPLICABLE | | ABNORMAL OPERATING PROCEDURE." | | | | "IT WAS DETERMINED THAT THE CAUSE OF THE DROPPED ROD WAS A BLOWN FUSE ON | | THE NEUTRAL SIDE OF THE POWER SUPPLY TO THE MOVABLE GRIPPER." | | | | "ROD TESTING WAS SUSPENDED UNTIL THE FAILURE MECHANISM COULD BE | | DETERMINED." | | | | "ROD CONTROL OPERABILITY TESTING WAS COMPLETED SATISFACTORILY. REACTOR | | STARTUP IS CURRENTLY IN PROGRESS." | | | | "INITIAL EVALUATION DETERMINED THIS EVENT TO BE NON-REPORTABLE. UPON | | FURTHER REVIEW OF THIS EVENT AND NUREG 1022, REV. 1, THE LICENSEE | | [SUBSEQUENTLY] DETERMINED THIS EVENT TO BE REPORTABLE AS A 4-HOUR | | NON-EMERGENCY REPORT PER 10 CFR 50.72(b)(2)(ii)." | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34248 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 05/16/98 | |UNIT: [ ] [2] [ ] STATE: AL |NOTIFICATION TIME: 00:01 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 05/15/98 | +------------------------------------------------+EVENT TIME: 21:59[CDT]| |NRC NOTIFIED BY: DOUG HOBSON |LAST UPDATE DATE: 05/17/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | M/R Y 1 STARTUP | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR TRIP FROM A POWER LEVEL OF 1E-07 AMPS AFTER CONTROL ROD F10 | | DROPPED INTO THE CORE DURING COMPLETION OF DYNAMIC ROD WORTH MEASUREMENTS | | (REFER TO EVENT #34247 FOR A SIMILAR EVENT.) | | | | DURING THE COMPLETION OF ZERO POWER REACTOR PHYSICS DYNAMIC ROD WORTH | | MEASUREMENTS, CONTROL ROD F10 (FROM CONTROL BANK 'D') DROPPED INTO THE CORE | | FROM 216 STEPS OUT OF THE CORE. (FULL OUT IS 222 STEPS.) CONTROL ROD F10 | | DROPPED AFTER CONTROL ROD BANK 'D' HAD BEEN INSERTED TO 216 STEPS OUT OF | | THE CORE IN ORDER TO STABILIZE POWER. THE LICENSEE MANUALLY TRIPPED THE | | REACTOR PER ABNORMAL OPERATING PROCEDURE #19 (MALFUNCTION OF ROD CONTROL | | SYSTEM). THEN, THE LICENSEE ENTERED EMERGENCY EVENT (EEO-0), PROCEDURE 0 | | (REACTOR TRIP/SAFETY INJECTION), WHICH DIRECTED ENTRY INTO THE EVENT | | SPECIFIC PROCEDURE 0.1 (REACTOR TRIP RESPONSE). THE LICENSEE EXITED THE | | REACTOR TRIP RESPONSE PROCEDURE AFTER VERIFYING THAT ALL SYSTEMS FUNCTIONED | | PROPERLY. ALL CONTROL RODS FULLY INSERTED INTO THE CORE. | | | | A BLOWN FUSE (FU46) WAS FOUND IN ROD CONTROL CABINET 2BD. HOWEVER, AT THIS | | TIME, THE LICENSEE DOES NOT KNOW IF THIS FUSE IS ASSOCIATED WITH CONTROL | | ROD F10. THE LICENSEE IS INVESTIGATING THE REASON FOR THE DROPPED CONTROL | | ROD. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | ***UPDATE ON 05/17/98 AT 0430 EDT FROM MORNING STATUS CALL BY MACKINNON*** | | | | THE 10-amp FUSE (FU46) FOR CONTROL ROD F10's MOVABLE GRIPPER COIL WAS FOUND | | TO BE BLOWN. THE LICENSEE IS REPLACING ALL OF THE FUSES FOR THE CONTROL | | RODS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34249 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 05/16/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:54 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 05/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 15:08[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 05/16/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JAMES CREED RDO | | DOCKET: 0707002 |JOHN GREEVES, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: STEVE MAY | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NCFR NON CFR REPORT REQMNT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ACTUATION OF THE HIGH CONDENSATE LEVEL SHUTOFF SYSTEM DUE TO AN ACTUAL HIGH | | CONDENSATE LEVEL CONDITION (24-HOUR REPORT) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM PORTSMOUTH: | | | | "AT 1508 HOURS ON 05/15/98, OPERATIONS PERSONNEL RECEIVED A STEAM SHUTDOWN | | ALARM ON AUTOCLAVE #4 DURING CYLINDER HEATING (MODE II) [IN THE X-343 FEED | | AND SAMPLING FACILITY]. THE STEAM SHUTDOWN WAS CAUSED BY AN ACTUATION OF | | [THE] 'B' PROBE IN THE HIGH CONDENSATE LEVEL SHUTOFF SYSTEM ('Q' SYSTEM). | | INVESTIGATION OF THE ALARM REVEALED THAT IT WAS CAUSED BY AN ACTUAL HIGH | | CONDENSATE LEVEL CONDITION, WHICH CLEARED AFTER THE STEAM SHUTDOWN | | OCCURRED. THE CYLINDER IN THIS AUTOCLAVE WAS DISCONNECTED, AND THE | | AUTOCLAVE WAS DECLARED INOPERABLE FOR TESTING OF THE HIGH CONDENSATE LEVEL | | SHUTOFF SYSTEM BY MAINTENANCE PERSONNEL. THE CAUSE FOR THE HIGH LEVEL IN | | THE CONDENSATE DRAIN LINE IS BEING EVALUATED. AUTOCLAVE #4 WILL REMAIN OUT | | OF SERVICE PENDING AN ENGINEERING EVALUATION AND RESOLUTION OF THE | | CONDENSATE STRAINER ISSUE." | | | | "THERE WAS NO RELEASE OF HAZARDOUS/RADIOACTIVE MATERIAL[, AND THERE WERE | | NO] RADIOACTIVE/RADIOLOGICAL CONTAMINATION EXPOSURE[S] AS A RESULT OF THIS | | EVENT." | | | | PORTSMOUTH PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND THE DEPARTMENT | | OF ENERGY SITE REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34250 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 05/16/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:54 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 05/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 14:00[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 05/16/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JAMES CREED RDO | | DOCKET: 0707002 |JOHN GREEVES, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: STEVE MAY | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CRITICALITY CONTROL - NRC BULLETIN 91-01 RESPONSE (24-HOUR REPORT) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM PORTSMOUTH: | | | | "ON MAY 15, 1998, AT 1400 HOURS, OPERATIONS PERSONNEL DISCOVERED THAT A | | NUCLEAR CRITICALITY SAFETY APPROVAL (NCSA) REQUIREMENT WAS NOT BEING | | MAINTAINED WITHIN THE X-330 PROCESS BUILDING. SAMPLE RESULTS FOR CELL | | 29-4-4 INDICATED THAT THE CELL WAS NOT IN A FLUORINATING ENVIRONMENT. | | WITHOUT A FLUORINATING ENVIRONMENT, THE CELL IS AT A UF6 NEGATIVE. THIS | | CELL HAD PREVIOUSLY BEEN CLASSIFIED AS PLANNED EXPEDITIOUS HANDLING (PEH) | | INDICATING [THAT] MORE THAN A SAFE MASS OF FISSIONABLE MATERIAL WAS | | INVOLVED. NCSA-330-004.A02, REQUIREMENT #8, STATES IN PART, 'ANY CASCADE | | EQUIPMENT SHUT DOWN (MOTOR TURNED OFF) AND AT A UF6 NEGATIVE SHALL HAVE A | | PLANT DRY AIR OR [NITROGEN] BUFFER AT 14 PSIA OR GREATER.' THE NCSA | | FURTHER STATES THAT WHEN A 'PEH' DEPOSIT EXISTS, THE SYSTEM DOES NOT MEET | | THE DOUBLE CONTINGENCY PRINCIPLE. OPERATIONS [PERSONNEL] PRESSURED THE | | CELL TO GREATER THAN 14 PSIA WITHIN 8 HOURS, WHICH IS A [TECHNICAL | | SPECIFICATION] REQUIREMENT (TSR)." THE TSR ALLOWS 8 HOURS TO CORRECT THIS | | SITUATION, BUT THE NCSA DOES NOT. THE NCSA CONSIDERS THIS TO BE A LOSS OF | | CONTROL REGARDLESS OF THE AMOUNT OF TIME INVOLVED. UNTIL THE NCSA IS | | CORRECTED, THIS IS BELIEVED TO BE A VERBATIM COMPLIANCE ISSUE. | | | | "THERE WAS NO RELEASE OF HAZARDOUS/RADIOACTIVE MATERIAL[, AND THERE WERE | | NO] RADIOACTIVE/RADIOLOGICAL CONTAMINATION EXPOSURE[S] AS A RESULT OF THIS | | EVENT." | | | | "SAFETY SIGNIFICANCE OF EVENTS: A CASCADE COMPONENT WITH GREATER THAN A | | SAFE MASS DEPOSIT IS REQUIRED BY THE CASCADE NCSA TO BE FILLED WITH DRY AIR | | OR NITROGEN [GREATER THAN] 14 PSIA WHEN THE CELL IS AT A UF6 NEGATIVE [LESS | | THAN] 10 PPM UF6 AT 2 PSIA) FOR MODERATION CONTROL. THE 29-4-4 CELL, WHICH | | HAS A PEH DEPOSIT IN ITS STAGES 6 AND 7, WAS NOT BUFFERED AS REQUIRED BY | | THE NCSA. THE CELL CONTAINS A PEH DEPOSIT OF UP TO 2,110 GRAMS U-235 AT AN | | ENRICHMENT OF 5.0%. THE SAFE MASS FOR A DEPOSIT OF UO2F2 AT 5.0% IS 800 | | GRAMS U-235. THERE IS NO IMMEDIATE SAFETY CONCERN WITH THE CELL BECAUSE | | THE CELL [IS] CURRENTLY IN COMPLIANCE WITH THE TSR AND NCSA. THE SAFETY | | SIGNIFICANCE OF THIS ISSUE IS MODERATE." | | | | "POTENTIAL CRITICALITY PATHWAYS INVOLVED OF HOW CRITICALITY COULD OCCUR: | | SIGNIFICANTLY MORE MOISTURE THAN THAT AVAILABLE FROM AMBIENT ATMOSPHERE IN | | THE CASCADE BUILDING WOULD HAVE TO ENTER THE DEPOSIT WITH GREATER THAN A | | SAFE MASS OF MODERATE THE DEPOSIT TO HAVE A CHANCE AT A CRITICALITY. | | ALTHOUGH MODERATION WAS THE ONLY CONTROLLED PARAMETER, THE RIGHT GEOMETRY | | AND REFLECTION CONDITIONS WOULD ALSO HAVE TO BE PRESENT BEFORE CRITICALITY | | WOULD BE POSSIBLE." | | | | "CONTROLLED PARAMETERS: MODERATION IS THE SINGLE CONTINGENCY CONTROL." | | | | ESTIMATED AMOUNT, ENRICHMENT, [AND] FORM OF LICENSED MATERIAL: [THE] | | ENRICHMENT IS 5.0%. [THE] MASS IS 2,110 GRAMS OF U-235. [THE] FORM IS | | EXPECTED TO BE UO2F2." | | | | "NUCLEAR CRITICALITY SAFETY CONTROL(S) OR CONTROL SYSTEM(S) AND DESCRIPTION | | OF FAILURES OR DEFICIENCIES: MODERATION CONTROL WAS MAINTAINED BY APPLYING | | DRY AIR AT [GREATER THAN] 14 PSIA." | | | | "CORRECTIVE ACTIONS: THE CELL WAS BUFFERED TO [GREATER THAN 14 PSIA WITHIN | | 8 HOURS (AS REQUIRED BY THE TSR). [THE] ACTUAL TIME [IT WAS] BUFFERED TO | | [GREATER THAN] 14 PSIA [WAS] 1758 HOURS." | | | | PORTSMOUTH PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND THE DEPARTMENT | | OF ENERGY SITE REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34251 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 05/17/98 | |UNIT: [ ] [ ] [3] STATE: IL |NOTIFICATION TIME: 00:12 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 05/16/98 | +------------------------------------------------+EVENT TIME: 22:52[CDT]| |NRC NOTIFIED BY: VERCELLI |LAST UPDATE DATE: 05/17/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM CREED RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | M/R Y 33 POWER OPERATION | 0 HOT SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR SCRAM INITIATED DUE TO MAIN CONDENSER VACUUM SLOWLY | | DECREASING AND DEMINERALIZER INLET TEMPERATURE REACHING 150øF. | | | | UNIT 3 WAS MANUALLY SCRAMMED DUE TO VACUUM DROPPING IN THE MAIN CONDENSER. | | CONDENSER VACUUM HAD DECREASED FROM APPROXIMATELY 26 TO 27 INCHES OF | | MERCURY DOWN TO 25 INCHES OF MERCURY OVER A PERIOD OF 1 HOUR WHEN THE | | LICENSEE MANUALLY SCRAMMED THE REACTOR. THE MAIN REASON FOR THE MANUAL | | REACTOR SCRAM WAS THAT DEMINERALIZER INLET TEMPERATURE HAD INCREASED TO | | 150øF. (THE LICENSEE ALSO SAW AN INCREASE IN THE HOT WELL TEMPERATURE.) | | | | ALL RODS FULLY INSERTED INTO THE CORE. LOW REACTOR VESSEL WATER LEVEL DUE | | TO THE REACTOR BEING SCRAMMED CAUSED GROUP 2 (DRYWELL DRAINS) AND GROUP 3 | | (REACTOR WATER CLEANUP AND SHUTDOWN COOLING) ISOLATIONS. STEAM FROM THE | | REACTOR VESSEL IS BEING DUMPED TO THE MAIN CONDENSER VIA THE TURBINE BYPASS | | VALVES. ALL EMERGENCY CORE COOLING SYSTEMS AND THE EMERGENCY DIESEL | | GENERATORS ARE FULLY OPERABLE IF NEEDED. | | | | THE LICENSEE SPECULATED THAT THE SLOWLY DECREASING MAIN CONDENSER VACUUM | | MAY HAVE BEEN CAUSED BY SOME PROBLEM WITH THE STEAM JET AIR EJECTORS. THE | | LICENSEE IS PRESENTLY INVESTIGATING THE CAUSE FOR THE DECREASE IN MAIN | | CONDENSER VACUUM. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34252 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: YANKEE ROWE REGION: 1 |NOTIFICATION DATE: 05/17/98 | |UNIT: [1] [ ] [ ] STATE: MA |NOTIFICATION TIME: 14:50 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 05/17/98 | +------------------------------------------------+EVENT TIME: 14:07[EDT]| |NRC NOTIFIED BY: DAN MILLER |LAST UPDATE DATE: 05/17/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN WHITE 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 N 0 DECOMMISSIONED | 0 DECOMMISSIONED | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOSS OF OFFSITE COMMUNICATIONS CAPABILITY. | | | | AT 1407 ON 05/17/98, THE NUCLEAR ALERT SYSTEM (A DEDICATED TELEPHONE | | SYSTEM) WAS FOUND TO BE INOPERABLE DURING ROUTINE (SHIFTLY) COMMUNICATIONS | | TESTING. THIS IS THE DEDICATED LINK BETWEEN THE SITE AND THE MASSACHUSETTS | | AND VERMONT STATE POLICE DEPARTMENTS. THE LICENSEE SUCCESSFULLY CONTACTED | | THESE AGENCIES VIA LAND LINES. HOWEVER, THE DEDICATED TELEPHONE SYSTEM | | (LINK) COULD NOT BE RE-ESTABLISHED WITHIN 15 MINUTES AS REQUIRED. | | | | AT THE TIME OF THIS NOTIFICATION, THE LINK HAD NOT BEEN RE-ESTABLISHED. | | HOWEVER, REPAIR ACTIVITIES AND CORRECTIVE ACTIONS WERE UNDERWAY. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34253 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ZION REGION: 3 |NOTIFICATION DATE: 05/18/98 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 01:24 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/17/98 | +------------------------------------------------+EVENT TIME: 11:30[CDT]| |NRC NOTIFIED BY: LANE OBEREMBT |LAST UPDATE DATE: 05/18/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JIM CREED RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | |JOHN DAVIDSON, IAT NMSS | | |GENE MCPEEK, IAT NRR | | |JACK GROBE REG3 | | |FRANK CONGEL, IRD AEOD | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 DECOMMISSIONED | 0 DECOMMISSIONED | | 2 | N N 0 DECOMMISSIONED | 0 DECOMMISSIONED | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SUSPECTED INTRUSION IN OWNER CONTROLLED AREA. SECURITY OFFICER WOUNDED IN | | LEFT FOOT. SECURITY OFFICER TAKEN TO LOCAL HOSPITAL. IMMEDIATE COMPENSATORY | | MEASURES TAKEN UPON DISCOVERY. ZION POLICE DEPARTMENT IS ONSITE | | INVESTIGATING THE INCIDENT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | SEE HOO LOG BOOK FOR FURTHER INFORMATION | +------------------------------------------------------------------------------+