U.S. Nuclear Regulatory Commission Operations Center Event Reports For 09/16/98 - 09/17/98 ** EVENT NUMBERS ** 34680 34707 34756 34784 34785 34786 34787 34788 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34680 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 08/25/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 16:57 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 08/25/98 | +------------------------------------------------+EVENT TIME: 16:40[EDT]| |NRC NOTIFIED BY: JOHN SCHORK |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM COOK RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE IDENTIFIED A CONDITION INVOLVING NON-CONSERVATIVE ASSUMPTIONS | | USED IN THE AC VOLTAGE SUPPLY STUDY. | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "AT 1640 HOURS ON AUGUST 25, 1998, GPU NUCLEAR DETERMINED THAT A CONDITION | | OUTSIDE THE DESIGN BASIS FOR THE TMI-1 NUCLEAR GENERATING STATION EXISTED. | | THE EXISTING AC VOLTAGE STUDY WAS FOUND TO BE NON-CONSERVATIVE DUE TO USE | | OF INCORRECT IMPEDANCE DATA FOR THE 5000-VOLT (NOMINAL RATING) BUS DUCT. | | THE BUS DUCT RUNS FROM THE AUXILIARY TRANSFORMER TERMINALS TO THE IN-PLANT | | 4160-VOLT BUSES. AFTER ACCOUNTING FOR THIS ERROR, IT WAS FOUND THAT THE | | GRID VOLTAGE AT WHICH SEPARATION COULD OCCUR WOULD BE ABOVE THE VOLTAGE | | SPECIFIED IN PLANT DESIGN CRITERIA. THE STUDY ASSUMES WORST CASE | | BALANCE-OF-PLANT LOADING AND LARGEST EXPECTED [LOSS OF COOLANT ACCIDENT | | (LOCA)] LOADING ON THE SAFETY BUS. WHILE THE SAFETY BUS MAY SEPARATE FROM | | OFFSITE POWER EARLIER THAN PLANNED, THE SAFETY LOADS WOULD BE OPERABLE FROM | | THE ON-SITE SOURCE." | | | | "THE NORMAL LINEUP IS WITH TWO TRANSFORMERS FOR BOTH NORMAL OPERATION AND | | ACCIDENT CONDITIONS. THE ERROR HAS MINIMAL EFFECT ON THE TWO TRANSFORMER | | STUDY." | | | | "THE ANALYSIS ERROR HAD NO IMPACT ON THE OPERABILITY OF PLANT STRUCTURES, | | SYSTEMS, OR COMPONENTS. IN THE EVENT A LOCA OCCURRED WHILE THE PLANT WAS | | OPERATING ON A SINGLE TRANSFORMER, EVEN IF THE SAFETY BUS SEPARATED FROM | | OFFSITE POWER, THE SAFETY LOADS WOULD BE PICKED UP BY THE EMERGENCY ON-SITE | | POWER SOURCE, THE EMERGENCY DIESEL GENERATORS." | | | | "INTERIM CORRECTIVE ACTION WAS TAKEN TO RESTORE THE PLANT TO ITS DESIGN | | BASIS. PLANT OPERATORS WERE DIRECTED TO OPERATE NO MORE THAN 5 OF THE | | AVAILABLE 6 CIRCULATING WATER PUMPS IN THE EVENT THE PLANT WENT TO SINGLE | | TRANSFORMER OPERATION. THIS GUIDANCE WILL BE INCORPORATED INTO PLANT | | PROCEDURES. OPERATION WITH ONLY 5 CIRCULATING WATER PUMPS | | (BALANCE-OF-PLANT EQUIPMENT) WILL REDUCE THE ELECTRICAL DEMAND; AND | | PRELIMINARY ANALYSIS RESULTS INDICATE THAT WITH ONLY 5 CIRCULATING WATER | | PUMPS OPERATING IN THE EVENT OF A LOCA OCCURRING SIMULTANEOUS WITH SINGLE | | TRANSFORMER OPERATION, THE PLANT WOULD NOT SEPARATE FROM THE OFFSITE POWER | | SOURCE." | | | | "LONG-TERM CORRECTIVE ACTION WILL BE DETERMINED WHEN THE RE-ANALYSIS OF THE | | AC VOLTAGE REGULATION IS COMPLETED." | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1835 ON 09/16/98 FROM JOHN SCHORK TO TROCINE * * * | | | | AS PART OF THE RESPONSE TO THIS EVENT, THE LICENSEE CONTINUED TO RE-ANALYZE | | THE AC VOLTAGE STUDY. DURING THIS REVIEW, IT WAS DETERMINED THAT ANOTHER | | CONDITION OUTSIDE THE DESIGN BASIS OF THE PLANT EXISTS. SPECIFICALLY, WITH | | THE PLANT AT 100% POWER (ASSUMING MAXIMUM BALANCE-OF-PLANT LOADING AND | | DEGRADED CONDITIONS), THE UNEXPECTED LOSS OF A SINGLE AUXILIARY TRANSFORMER | | COULD RESULT IN THE SEPARATION OF THE ES ELECTRICAL BUSES FROM THE GRID. | | THIS SEPARATION COULD OCCUR AS A RESULT OF AN ACTUATION OF THE DEGRADED | | VOLTAGE UNDERVOLTAGE RELAYS AND THE FAILURE OF THE PLANT TO RESTORE THE | | STEADY STATE VOLTAGE TO ABOVE THE RESET VOLTAGE SETPOINT. IN OTHER WORDS, | | IF THERE IS AN UNEXPECTED LOSS OF ONE OF THE AUXILIARY TRANSFORMERS, | | VOLTAGE WOULD GO DOWN BELOW THE VOLTAGE NECESSARY TO ACTIVATE VOLTAGE | | UNDERVOLTAGE RELAYS. HOWEVER, THE PLANT WOULD NOT NECESSARILY RESTORE | | ITSELF TO ABOVE THE RESET SETPOINT OF THOSE RELAYS; AND THEREFORE, THE ES | | BUS WOULD SEPARATE FROM THE GRID. | | | | THE LICENSEE STATED THAT NO IMMEDIATE CORRECTIVE ACTION IS REQUIRED IN | | RESPONSE TO THIS DISCOVERY BECAUSE THE MAXIMUM BALANCE-OF-PLANT LOADING | | WILL ONLY OCCUR DURING EXTREMELY COLD CONDITIONS (BELOW 0øF). SHORT-TERM | | CORRECTIVE ACTION WILL BE TO EVALUATE AND, IF NECESSARY, REVISE PROCEDURAL | | GUIDANCE FOR MONITORING OF GRID VOLTAGE AND THE BALANCE-OF-PLANT ELECTRICAL | | LOADING. LONG-TERM ACTION WILL BE DETERMINED BASED ON THE RESULTS OF A | | RE-ANALYSIS OF THE AC VOLTAGE STUDY. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE LICENSEE ALSO PLANS | | TO ADDRESS THIS ISSUE IN A SUPPLEMENT TO THE 30-DAY LICENSEE EVENT REPORT | | THAT WILL BE SUBMITTED REGARDING THE INITIAL EVENT REPORT ON 08/15/98. | | | | THE R1DO (HOLODY) WAS NOTIFIED BY THE NRC OPERATIONS OFFICER. | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34707 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEABROOK REGION: 1 |NOTIFICATION DATE: 08/28/98 | |UNIT: [1] [ ] [ ] STATE: NH |NOTIFICATION TIME: 14:58 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 08/28/98 | +------------------------------------------------+EVENT TIME: 10:04[EDT]| |NRC NOTIFIED BY: L. FRITZ |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM COOK RDO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OPEN FUEL STORAGE BUILDING DOOR RENDERED FUEL AIR HANDLING SYSTEM | | INOPERABLE | | | | AT 1004, FUEL STORAGE BUILDING (FSB) DOOR F-301 WAS FOUND TO BE TIED OPEN. | | THIS CONDITION REDUCED THE FSB TO ATMOSPHERE DIFFERENTIAL PRESSURE BELOW | | THE MINIMUM VALUE (0.25" WATER) REQUIRED FOR THE FUEL AIR HANDLING (FAH) | | EMERGENCY AIR CLEANING SYSTEMS TO BE CONSIDERED OPERABLE. THIS CONDITION | | WAS REPORTED TO THE SHIFT MANAGER AT 1130. AT THE TIME OF THE EVENT, A | | 75-LB TOOL WAS BEING HUNG FROM A JIB CRANE NEAR THE FUEL POOL. THE LICENSEE | | IS CURRENTLY INSTALLING NEW FUEL RACKS IN THE POOL. | | | | UPON DISCOVERY, THE LICENSEE IMMEDIATELY CLOSED THE DOOR AND SUSPENDED | | CRANE OPERATION WITH LOADS OVER THE SPENT FUEL POOL UNTIL SUFFICIENT | | DIFFERENTIAL PRESSURE WAS RESTORED. ALL FSB RADIATION MONITORS WERE | | OPERATING AT THE TIME OF THE EVENT, AND NO CHANGE IN RADIATION LEVELS | | OCCURRED. NO MOVEMENTS OF IRRADIATED FUEL WERE IN PROGRESS AT THE TIME OF | | THE EVENT. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | | | | *** UPDATE ON 09/16/98 @ 1020 FROM KILBY TO GOULD *** RETRACTION | | | | UPON REVIEW OF THE EXISTING RADIOLOGICAL CONDITIONS, WORK ACTIVITIES | | PLANNED AND IN PROGRESS, AND THE PHYSICAL LIMITATION (STOP BLOCK) THAT | | PREVENTED WORK ACTIVITIES RELATED TO THE SPENT FUEL POOL RACK INSTALLATION | | FROM IMPACTING THE SPENT FUEL STORAGE AREA; IT WAS DETERMINED THAT THE | | CONDITIONS TO CREATE A FUEL HANDLING ACCIDENT AND A POTENTIAL RADIOLOGICAL | | RELEASE DID NOT EXIST. THE SECURITY GUARD POSTED AT THE DOOR WAS AVAILABLE | | TO SECURE DOOR F-301 IF RADIOLOGICAL CONDITIONS CHANGED OR SECURITY | | CONDITIONS WARRANTED. ROOFING MAINTENANCE ACTIVITY WAS BEING PERFORMED | | UNDER HEALTH PHYSICS CONTROLS. THERE WAS NO UNEXPECTED RADIOLOGICAL | | RELEASE AS A RESULT OF THE EVENT. THEREFORE, THIS EVENT IS BEING | | RETRACTED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. THE R1DO (HOLODY) | | WAS NOTIFIED BY THE NRC OPERATIONS OFFICER. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34756 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 09/09/98 | |UNIT: [1] [2] [ ] STATE: FL |NOTIFICATION TIME: 15:22 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 09/08/98 | +------------------------------------------------+EVENT TIME: 00:00[EDT]| |NRC NOTIFIED BY: ED WEINKAM |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ZEILER RDO | |NONR OTHER UNSPEC REQMNT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 72-HOUR NOTIFICATION OF UNUSUAL OR IMPORTANT ENVIRONMENTAL EVENT | | | | ON 09/08/98, THE LICENSEE OBSERVED AN INCREASE IN NUISANCE ORGANISMS (LARGE | | NUMBERS OF JELLYFISH) IN THE PLANT INTAKE CANAL. THE LICENSEE REDUCED POWER | | OF UNIT 2 IN ANTICIPATION OF SIGNIFICANT BLOCKAGE OF THE CIRCULATING WATER | | SYSTEM. NO SIGNIFICANT BLOCKAGE ACTUALLY OCCURRED, AND UNIT 2 WAS RESTORED | | TO FULL POWER ON 09/09/98. THE LICENSEE PERFORMED AN AERIAL SURVEY OF THE | | INTAKE CANAL AND OCEAN IN THE VICINITY OF THE PLANT, BUT NO ADDITIONAL | | JELLYFISH CLUSTERS WERE OBSERVED. | | | | THIS REPORT WAS MADE IN ACCORDANCE WITH SECTION 4.1 OF THE ST. LUCIE | | ENVIRONMENTAL PROTECTION PLAN. THE NRC RESIDENT INSPECTOR HAS BEEN | | INFORMED. | | | | * * * UPDATE AT 1552 ON 09/16/98 FROM JAMES HURCHALLA TO TROCINE * * * | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "ON 09/14/98, THE LICENSEE OBSERVED A LARGE VOLUME OF JELLYFISH IN THE | | INTAKE CANAL. THIS IS REPORTABLE UNDER THE SITE ENVIRONMENTAL PROTECTION | | PLAN, SECTION 4.1, AS AN INCREASE IN NUISANCE ORGANISMS. AT 1657, UNIT 1 | | WAS DOWN POWERED WHEN THE 1A1 TRAVELLING SCREEN STOPPED DUE TO THE BREAKER | | TRIPPING FROM EXCESSIVE LOADING BY THE JELLYFISH. THE 1A1 CIRCULATING | | WATER PUMP WAS SECURED TO PREVENT OVERLOADING THE 1A1 TRAVELLING SCREEN. | | THE DOWN POWER WAS HALTED AT 60.5%. SUBSEQUENTLY, THE JELLYFISH NUMBERS | | DECREASED; AND AT 2201, THE 1A1 CIRCULATING WATER PUMP WAS RESTARTED. ON | | 09/15/98, UNIT 1 RETURNED TO 100% POWER. UNIT 2 ALSO EXPERIENCED THIS | | INCREASED INFLUX OF JELLYFISH. HOWEVER, UNIT OPERATIONS WERE NOT IMPAIRED. | | PERIODIC UPDATES WILL CONTINUE TO BE MADE BASED ON SIGNIFICANT | | REOCCURRENCES OF THIS SEASONAL PHENOMENON." | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R2DO (JULIAN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34784 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/16/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 12:17 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 19:52[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/16/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |MONTE PHILLIPS RDO | | DOCKET: 0707002 |FRED COMBS, NMSS EO | +------------------------------------------------+STUART RUBIN, AEOD IRD | |NRC NOTIFIED BY: SISLER | | |HQ OPS OFFICER: CHAUNCEY GOULD | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 24-HOUR NRC BULLETIN 91-01 RESPONSE | | | | NUCLEAR CRITICALITY SAFETY STAFF PERSONNEL PERFORMING AN IMPLEMENTATION | | WALK THROUGH IN BUILDING X-333 DISCOVERED THAT A NUCLEAR CRITICALITY SAFETY | | APPROVAL (NCSA) REQUIREMENT WAS NOT BEING MAINTAINED IN A MAINTENANCE | | STORAGE AREA. FIFTY-TWO PROCESS SEAL CANS WERE OBSERVED STORED IN A GROUP | | IN THIS STORAGE AREA, VIOLATING REQUIREMENT #10 OF NCSA_PLANT064.A00. | | REQUIREMENT #10 STATES IN PART, "SEAL CANS SHALL BE STORED AND MOVED WITH | | NO MORE THAN 50 SEAL CANS PER GROUP." THIS CONSTITUTES A LOSS OF ONE (1) | | CONTROL 'A' (SPACING) IN THE DOUBLE CONTINGENCY MATRIX FOR CONTINGENCY | | EVENT B.7.1. CONTROL 'B' (MASS/MODERATION/ENRICHMENT) WAS MAINTAINED | | THROUGHOUT THIS EVENT. CONTROL 'A' WAS RE-ESTABLISHED AT 2138 HOURS. | | | | THERE WAS NO LOSS OF HAZARDOUS/RADIOACTIVE MATERIAL OR | | RADIOACTIVE/RADIOLOGICAL CONTAINMENT EXPOSURE AS A RESULT OF THE EVENT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED ALONG WITH DEPARTMENT OF ENERGY | | SITE REPRESENTATIVES. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34785 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: DURHAM REGIONAL HOSPITAL |NOTIFICATION DATE: 09/16/98 | | CITY: DURHAM REGION: 2 |NOTIFICATION TIME: 15:06 [ET]| | COUNTY: DURHAM STATE: NC |EVENT DATE: 09/09/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: : [EDT]| | DOCKET: |LAST UPDATE DATE: 09/16/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |CAUDLE JULIAN RDO | | |JOSEPHINE PICCONE EO | +------------------------------------------------+ | |NRC NOTIFIED BY: J. MARION EADDY (STATE) | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | STATE REPORT REGARDING AN IODINE-125 SEED COUNT DISCREPANCY BETWEEN A | | SHIPPER (AMERSHAM/MEDIPHYSICS) AND RECIPIENT (DURHAM REGIONAL HOSPITAL) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE NORTH | | CAROLINA DIVISION OF RADIATION PROTECTION REGARDING NORTH CAROLINA INCIDENT | | #ICD-98-26: | | | | "ON [09/16/98], DURHAM REGIONAL HOSPITAL IN DURHAM, [NORTH CAROLINA], | | REPORTED TO THE [NORTH CAROLINA] DIVISION OF RADIATION PROTECTION A | | DISCREPANCY IN I-125 SEED COUNTS. THE HOSPITAL HAD ORDERED 74 SEEDS FROM | | AMERSHAM/MEDIPHYSICS, WHICH WERE DELIVERED TO THE HOSPITAL ON [09/09/98]. | | SHIPPING PAPERS FROM AMERSHAM INDICATED THAT THERE WERE 74 SEEDS IN THE | | VIAL. THAT AFTERNOON, THE MEDICAL PHYSICIST BROKE THE SHRINK-WRAP ON THE | | VIAL AND COUNTED THE SEEDS IN THE CONTAINER. THREE COUNTS BY THE PHYSICIST | | SHOWED 73 SEEDS TO BE IN THE VIAL. ANOTHER MEDICAL PHYSICIST WAS ASKED TO | | PERFORM THE COUNTS, AND HIS COUNTS WERE THE SAME. THE [RADIATION SAFETY | | OFFICER (RSO)] AND CONSULTING HEALTH PHYSICIST WERE NOTIFIED. THE | | CONSULTING HEALTH PHYSICIST ARRIVED AT THE HOSPITAL; AND THE RSO, MEDICAL | | PHYSICISTS, AND HEALTH PHYSICIST BEGAN AN EXTENSIVE SURVEY OF THE PACKING | | MATERIALS, HOT LAB, AND SURROUNDING AREAS. THE SEED COULD NOT BE LOCATED. | | THE SEEDS ARE EITHER AMERSHAM MODEL #6702 OR #6711. FOR THIS PARTICULAR | | SHIPMENT, THE SEED ACTIVITY WAS 0.29 MILLICURIES PER SEED." | | | | "PURSUANT TO THE [NORTH CAROLINA] REGULATIONS FOR PROTECTION AGAINST | | RADIATION, THE LICENSEE HAS 30 DAYS TO PROVIDE A WRITTEN REPORT TO THE | | DIVISION CONCERNING THIS INCIDENT [BASED UPON THE LEVEL OF ACTIVITY | | INVOLVED IN THE DISCREPANCY]." | | | | THE STATE OF NORTH CAROLINA RECEIVED THIS INFORMATION FROM THE LICENSEE AT | | APPROXIMATELY 1330 TODAY (09/16/98). THE STATE REPRESENTATIVE INDICATED | | THAT THIS WAS THE THIRD OCCURRENCE OF THIS TYPE IN THE STATE OF NORTH | | CAROLINA SINCE NOVEMBER 1997. (REFER TO THE HOO LOG FOR A STATE CONTACT | | TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34786 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 09/16/98 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 16:45 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 09/16/98 | +------------------------------------------------+EVENT TIME: 15:43[EDT]| |NRC NOTIFIED BY: GLEN HUTTON |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INADVERTENT ACTUATION OF CORE SPRAY SYSTEM 1, AN EMERGENCY CORE COOLING | | SYSTEM (ECCS), DURING PERFORMANCE OF A SURVEILLANCE TEST ON CORE SPRAY | | SYSTEM 2 | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "WHILE PERFORMING A SCHEDULED CORE SPRAY SYSTEM 2 LOGIC TEST (ECCS II), | | CORE SPRAY SYSTEM 1 WAS INADVERTENTLY GIVEN A START SIGNAL BY THE PLACEMENT | | OF A CONTINUITY METER ACROSS SEVERAL CONTACTS." | | | | APPARENTLY, THE CONTINUITY METER WAS HOOKED UP TO JUMPER ACROSS SOME | | CONTACTS IN THE CORE SPRAY SYSTEM 1 LOGIC CAUSING CORE SPRAY SYSTEM 1 TO | | AUTOMATICALLY START. BOTH THE MAIN AND BOOSTER PUMPS STARTED, BUT CORE | | SPRAY DID NOT DISCHARGE BECAUSE IT IS A LOW PRESSURE SYSTEM. THE UNIT WAS | | OPERATING AT 100% POWER AT THE TIME OF THIS EVENT. THE LICENSEE HAS SINCE | | REMOVED THE CONTINUITY METER AND RESTORED CORE SPRAY SYSTEM 1 TO ITS | | STANDBY LINEUP. | | | | THE LICENSEE STATED THAT THE PROCEDURE HAD RECENTLY BEEN REWRITTEN AND THAT | | THIS WAS THE FIRST TIME THIS PARTICULAR SURVEILLANCE WAS PERFORMED ON THE | | CORE SPRAY SYSTEM. APPARENTLY, THE PROCEDURE WAS NOT TOTALLY CLEAR WHETHER | | THE WORKERS SHOULD HOOK UP THE CONTINUITY METER, TAKE A READING, AND TAKE | | THE METER OFF OR LEAVE THE METER HOOKED UP. WORKERS OPTED TO LEAVE THE | | METER HOOKED UP, AND IT RESULTED IN THE INITIATION OF CORE SPRAY SYSTEM 1. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34787 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 09/16/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 18:30 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 09/16/98 | +------------------------------------------------+EVENT TIME: 17:45[EDT]| |NRC NOTIFIED BY: JOHN SCHORK |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MISSED FIRE HOSE SURVEILLANCE TESTS | | | | AT 1745 HOURS, THE LICENSEE DETERMINED THAT A CONDITION OUTSIDE THE DESIGN | | BASIS OF THE PLANT EXISTED IN THAT FIRE PROTECTION COMMITMENTS TO MAINTAIN | | FIRE HOSES IN ACCORDANCE WITH THE FIRE PROTECTION PLAN HAD NOT BEEN | | PERFORMED IN ACCORDANCE WITH THE SPECIFIED SURVEILLANCE FREQUENCY. | | SPECIFICALLY, THE 18-MONTH SURVEILLANCE TEST FOR FIRE HOSES LISTED IN | | ADMINISTRATIVE PROCEDURE 1038, EXHIBIT 2, HAD EXCEEDED THE 18-MONTH | | SURVEILLANCE FREQUENCY PLUS 25%. IN ADDITION, 5 HOSES WERE IDENTIFIED THAT | | HAD EXCEED THE 3-YEAR HYDROSTATIC SURVEILLANCE TESTING FREQUENCY PLUS 25%. | | | | THE LICENSEE IS STILL IN THE PROCESS OF RESEARCHING THIS EVENT. HOWEVER, | | IT IS CURRENTLY BELIEVED THAT THE 18-MONTH SURVEILLANCE WAS MISSED BY | | APPROXIMATELY 8 TO 9 MONTHS. IT WAS LAST PERFORMED DURING FEBRUARY 1996. | | THEREFORE, IT SHOULD HAVE BEEN REPEATED NO LATER THAN AUGUST 1997, AND THE | | EXTRA 25% WOULD HAVE MADE IT DUE BY JANUARY 1998. IT IS CURRENTLY BELIEVED | | THAT ABOUT THE SAME AMOUNT OF TIME WAS MISSED FOR THE REQUIRED 3-YEAR | | HYDROSTATIC SURVEILLANCE. IT WAS DUE SOME TIME DURING 1997. | | | | UPON DISCOVERY, THE 18-MONTH SURVEILLANCE WAS SUCCESSFULLY PERFORMED. THE | | LICENSEE PLANS TO PERFORM THE 3-YEAR HYDROSTATIC SURVEILLANCE TOMORROW. IN | | ADDITION, REPLACEMENT HOSES WERE ROUTED TO APPLICABLE AREAS WITHIN 1 HOUR | | IN ACCORDANCE WITH THE FIRE PROTECTION PROGRAM IN ORDER TO COMPENSATE FOR | | THE 5 HOSES THAT NEED TO BE HYDROSTATICLY TESTED. | | | | THE LICENSEE PLANS TO NOTIFY THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34788 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: INDIAN POINT REGION: 1 |NOTIFICATION DATE: 09/16/98 | |UNIT: [2] [ ] [ ] STATE: NY |NOTIFICATION TIME: 22:50 [ET]| |RX TYPE: [2] W-4-LP,[3] W-4-LP |EVENT DATE: 09/16/98 | +------------------------------------------------+EVENT TIME: 22:11[EDT]| |NRC NOTIFIED BY: MICHEAL VASELY |LAST UPDATE DATE: 09/16/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAN HOLODY RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 100 POWER OPERATION | 91 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECHNICAL SPECIFICATION REQUIRED SHUTDOWN DUE TO A POTENTIAL COMMON MODE | | FAILURE MECHANISM OF THE CONTAINMENT FAN COOLER UNITS FROM DEGRADATION OF | | THE HEPA FILTER UNITS | | | | ON 09/13/98, THE LICENSEE INSPECTED ONE OF FIVE CONTAINMENT FAN COOLER | | UNITS AND FOUND PAPER ELEMENTS FROM THE HEPA FILTERS IN THE FAN SUCTION. | | THE LICENSEE INITIATED REPAIRS AND MADE PLANS TO INSPECT THE REMAINING FOUR | | CONTAINMENT FAN COOLER UNITS. A SECOND CONTAINMENT FAN COOLER UNIT WAS | | INSPECTED THIS EVENING (09/16/98), AND ADDITIONAL HEPA FILTER DEGRADATION | | PROBLEMS WERE IDENTIFIED. AS A RESULT, THE LICENSEE CONSIDERED THIS TO BE | | A POTENTIAL COMMON CAUSE FAILURE MECHANISM AT 2211, AND A UNIT SHUTDOWN | | FROM 100% POWER WAS COMMENCED AT THAT TIME. TECHNICAL SPECIFICATIONS | | ALLOWED THE LICENSEE 1 HOUR TO PERFORM TROUBLESHOOTING PRIOR TO COMMENCING | | THE SHUTDOWN, BUT THE LICENSEE OPTED NOT TO USE IT. THEREFORE, THE UNIT IS | | REQUIRED TO BE PLACED IN HOT SHUTDOWN WITHIN 6 HOURS AND IN COLD SHUTDOWN | | WITHIN THE FOLLOWING 48 HOURS. | | | | THE LICENSEE NOTIFIED INDIAN POINT UNIT 3 PERSONNEL BECAUSE UNIT 3 HAS | | IDENTICAL CONTAINMENT FAN COOLER UNITS. THE LICENSEE ALSO NOTIFIED THE NRC | | RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+