U.S. Nuclear Regulatory Commission Operations Center Event Reports For 01/27/98 - 01/28/98 ** EVENT NUMBERS ** 33537 33548 33600 33601 33602 33603 33604 33605 33606 33607 33608 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33537 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ZION REGION: 3 |NOTIFICATION DATE: 01/14/98 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 19:00 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/14/98 | +------------------------------------------------+EVENT TIME: 17:30[CST]| |NRC NOTIFIED BY: DAN KLOPSTEIN |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: | | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | |JIM CREED, R3 IAT | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - PLANT SECURITY REPORT - | | | | A PLANT SECURITY GUARD DISCOVERED A ROLL OF SAFEGUARDS DRAWINGS BEING | | IMPROPERLY CONTROLLED INSIDE THE OWNER CONTROLLED AREA. THE SECURITY | | GUARD IMMEDIATELY CONFISCATED THE DRAWINGS AND STORED THEM IN A CONTROLLED | | MANNER. THE LICENSEE WILL SUBMIT A WRITTEN REPORT TO THE NRC WITHIN | | 30 DAYS. THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. REFER | | TO THE HOO LOG FOR ADDITION DETAILS. | | | | * * * UPDATE 1642 1/27/98 FROM FINLEY TAKEN BY STRANSKY * * * | | | | ADDITIONAL UNCONTROLLED SAFEGUARDS DRAWINGS WERE DISCOVERED. THE LICENSEE | | WILL CONTINUE THEIR INVESTIGATION. THE NRC RESIDENT INSPECTOR HAS BEEN | | INFORMED. NOTIFIED R3DO (JORGENSEN). | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33548 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HOPE CREEK REGION: 1 |NOTIFICATION DATE: 01/15/98 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 20:09 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 01/15/98 | +------------------------------------------------+EVENT TIME: 20:00[EST]| |NRC NOTIFIED BY: JESSE PIKE |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |HAROLD GRAY 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 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | APRM CHANNELS DECLARED INOPERABLE DUE TO NONCONSERVATIVE SETPOINT ERROR | | | | THE LICENSEE HAS DECLARED ALL SIX CHANNELS OF THE AVERAGE POWER RANGE | | MONITOR (APRM) INOPERABLE DUE TO THE DISCOVERY OF A CALCULATIONAL ERROR IN | | THE FLOW BIASING VALUE USED TO DETERMINE THE APRM FLOW BIASED SCRAM | | SETPOINT. AS A RESULT OF THE ERROR, CORE FLOW VALUES USED IN THE APRM FLOW | | BIASING LOGIC ARE APPROXIMATELY 3% GREATER THAN ACTUAL. THIS ERROR MAY | | RESULT IN FLOW BIASED SCRAM SETPOINTS THAT ARE OUTSIDE OF THE RANGE | | SPECIFIED IN THE TECHNICAL SPECIFICATIONS. THE LICENSEE HAS ENTERED | | TECHNICAL SPECIFICATION 3.3.1, WHICH REQUIRES THE INSERTION OF A HALF SCRAM | | SIGNAL AND A SHUTDOWN WITHIN SIX HOURS. | | | | THE LICENSEE REPORTED THAT THE ERROR WAS MADE ON 4/13/96, AND WAS PRESENT | | THROUGHOUT CYCLES 7 AND 8 (THE UNIT IS CURRENTLY 34 DAYS INTO CYCLE 8). I&C | | TECHNICIANS ARE CURRENTLY CORRECTING THE FLOW BIASING VALUE, AND A UNIT | | SHUTDOWN IS NOT EXPECTED. THE NRC RESIDENT INSPECTOR WILL BE INFORMED BY | | THE LICENSEE. | | | | * * * UPDATE 1145EST 1/27/98 FROM JOHN MILLER TO S. SANDIN * * * | | | | THE LICENSEE IS RETRACTING THIS EVENT BASED ON THE FOLLOWING: | | | | "SURVEILLANCES FOR THE APRM FLOW BIASED SETPOINTS CONDUCTED FROM APRIL 13, | | 1996 TO THE PRESENT WERE REVIEWED TO DETERMINE WHAT EFFECT THE | | CALCULATIONAL ERROR MAY HAVE HAD ON THE ACTUAL SETPOINT. THIS REVIEW | | DETERMINED THAT THE ACTUAL APRM FLOW BIASED SETPOINTS NEVER EXCEEDED THE | | TECHNICAL SPECIFICATION ALLOWABLE VALUE. THEREFORE, THE APRMs WERE | | OPERABLE. AS A RESULT THE ORIGINAL NOTIFICATION IS BEING RETRACTED." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. NOTIFIED R1DO(SILK). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33600 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OCONEE REGION: 2 |NOTIFICATION DATE: 01/27/98 | |UNIT: [1] [ ] [ ] STATE: SC |NOTIFICATION TIME: 01:38 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP,[3] B&W-L-LP |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 00:47[EST]| |NRC NOTIFIED BY: FRED OWENS |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ANN BOLAND 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECH SPEC REQUIRED SHUTDOWN FROM HOT SHUTDOWN - PRIMARY LEAK | | | | "UNIT 1 WAS AT APPROXIMATELY 500 DEGREES AND 2100 PSIG WHEN THE REACTOR | | BUILDING SUMP STARTED TO INCREASE AT ABOUT 2 GALLONS PER MINUTE. AN | | OPERATOR WAS SENT INTO CONTAINMENT TO INVESTIGATE THE SOURCE OF THE LEAK. | | HE OBSERVED WHAT APPEARS TO BE A LEAK FROM A WELD ON REACTOR COOLANT | | PIPING. WE HAVE TERMINATED THE HEATUP OF THE RCS AND ARE COOLING THE PLANT | | TO COLD SHUTDOWN." | | | | THE LEAK APPEARS TO BE ON A PRESSURIZER DRAIN LINE. THE CORE IS GENERATING | | A VERY SMALL AMOUNT OF DECAY HEAT BECAUSE THE CORE IS RELATIVELY NEW AND | | THE PLANT HAS BEEN SHUTDOWN SINCE DECEMBER. OFFSITE POWER AND EMERGENCY | | POWER SOURCES ARE ALL OPERABLE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 33601 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ALLIED-SIGNAL INC. |NOTIFICATION DATE: 01/27/98 | | RXTYPE: URANIUM HEXAFLUORIDE PRODUCTION |NOTIFICATION TIME: 12:18 [ET]| |COMMENTS: UF6 CONVERSION (DRY PROCESS) |EVENT DATE: 01/27/98 | | |EVENT TIME: 10:39[CST]| | |LAST UPDATE DATE: 01/27/98 | | CITY: METROPOLIS REGION: 3 +-----------------------------+ | COUNTY: MASSAC STATE: IL |PERSON ORGANIZATION| |LICENSE#: SUB-526 AGREEMENT: Y |PATRICK HILAND RDO | | DOCKET: 04003392 |DON COOL EO | +------------------------------------------------+RICHARD BARRETT IRD | |NRC NOTIFIED BY: MARSHALL SHEPHERD |ROSEMARY HOGAN RCT | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: ALERT | | |10 CFR SECTION: | | | | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DECLARED AN ALERT AT 1039CST DUE TO A URANIUM HEXAFLUORIDE | | RELEASE. | | | | AT 1039CST THE EMERGENCY SIREN AT THE ALLIED-SIGNAL FACILITY SOUNDED DUE TO | | A RELEASE OF UF6 FROM THE LOW BOILER CONDENSER. DURING ROUTINE MAINTENANCE, | | OPERATORS LOOSENED A FLANGE WITHOUT FIRST DEPRESSURIZING THE SYSTEM. THE | | RELEASE WAS TERMINATED AT 1053CST WHEN OPERATORS TIGHTENED THE LEAKING | | FLANGE. THE LICENSEE DESCRIBED THE RELEASE AS MINOR OVER A PERIOD OF 14-20 | | MINUTES. TWO PLANT WORKERS RECEIVED MINOR HF ACID BURNS AND WERE TREATED | | ONSITE. THE METEOROLOGICAL CONDITIONS DURING THE RELEASE WAS A WIND SPEED | | OF 5.7 MPH FROM THE EAST NORTH EAST DIRECTION. THE LICENSEE MADE NO | | PROTECTIVE ACTION RECOMMENDATIONS TO THE STATE OR LOCAL AGENCIES BASED ON | | THEIR ASSESSMENT AND EMERGENCY PLAN. THE LICENSEE TERMINATED THE ALERT AT | | 1053CST, AND SOUNDED THE ALL CLEAR AT 1104CST. EFFORTS ARE UNDERWAY TO | | DETERMINE THE NUMBER OF PLANT EMPLOYEES AFFECTED. THE LICENSEE NOTIFIED | | STATE/LOCAL AGENCIES AND THE EPA. NO PRESS RELEASE IS PLANNED AT THIS | | TIME. | | | | NOTIFIED FEMA (STEINDURF), DOE (MYERS), USDA (BICKERTON), HHS (RABB), | | DOT/EPA (WINTERS). | | | | * * * COMMISSIONERS ASSISTANTS' BRIEFING 1400 1/27/98 * * * | | | | PARTICIPANTS: IRD (BARRETT), NMSS (COOL, McMASTER), OPA (BEECHER), OSP | | (BANGART), OCA (MADDEN), EDO (HILTZ, THOMA), SECY (HART), CHAIRMAN JACKSON | | (McCREE, SMITH), COMM McGAFFIGAN (SCHLUETER), COMM DIAZ (CASTLEMAN), COMM | | DICUS (LUBENAU). | | | | * * * CONFERENCE CALL 1600 1/27/98 * * * | | | | A TOTAL OF THREE INDIVIDUALS RECEIVED MINOR CHEMICAL BURNS, AND WERE | | TREATED ONSITE. THE LICENSEE'S CALCULATIONS DETERMINED THAT EFFLUENT DID | | NOT REACH THE SITE FENCE (ASSUMING A WORST CASE SCENARIO OF 5 LBS UF6 | | RELEASED). PARTICIPANTS: R3 (HILAND, JACOBSON), NMSS (COOL, TEN EYCK, | | ETAL), EDO (HILTZ), US EPA (B. LEE, J. MITCHELL). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33602 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HATCH REGION: 2 |NOTIFICATION DATE: 01/27/98 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 12:59 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 10:39[EST]| |NRC NOTIFIED BY: HARRY RUSSELL |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CHRIS CHRISTENSEN 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) DECLARED INOPERABLE DURING | | PERFORMANCE OF ITS QUARTERLY SURVEILLANCE TEST. | | | | DURING PERFORMANCE OF HPCI OPERABILITY PER PROCEDURE 34FV-E41-002-2S (HPCI | | QUARTERLY OPERABILITY TEST), THE HPCI PUMP SUCTION SOURCE SWAPPED | | AUTOMATICALLY FROM THE CONDENSATE STORAGE TANK (NORMAL LINEUP) TO THE | | SUPPRESSION POOL. THE PUMP SUCTION SWAP WAS NOT AN EXPECTED RESPONSE. THE | | HPCI SYSTEM WAS SHUTDOWN AND THE PROCEDURE WAS STOPPED. THE HPCI FLOW | | CONTROLLER WAS LEFT IN ITS MANUAL MODE AT THIS TIME TO INVESTIGATE THE | | CAUSE OF THE SUCTION SOURCE SWAP. HPCI WAS DECLARED INOPERABLE AND THE | | LICENSEE ENTERED TECHNICAL SPECIFICATION 3.5 (14 DAY LIMITING CONDITION OF | | OPERATION FOR HPCI BEING INOPERABLE) | | | | AFTER 68 MINUTES THE HPCI FLOW CONTROLLER WAS RETURNED TO AUTOMATIC MODE, | | AT WHICH TIME HPCI WAS DECLARED OPERABLE AND TECHNICAL SPECIFICATION 3.5 | | WAS EXITED. THE LICENSEE IS STILL INVESTIGATING THE SOURCE OF THE SUCTION | | SWAP. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 33603 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: NDC SYSTEMS, INC. |NOTIFICATION DATE: 01/27/98 | | CITY: IRWINDALE REGION: 4 |NOTIFICATION TIME: 14:15 [ET]| | COUNTY: LOS ANGELES STATE: CA |EVENT DATE: 01/22/98 | |LICENSE#: 1451-19 AGREEMENT: Y |EVENT TIME: 00:00[PST]| | DOCKET: |LAST UPDATE DATE: 01/27/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |PHIL HARRELL RDO | | |DON COOL EO | +------------------------------------------------+ | |NRC NOTIFIED BY: P. LARKIN, OSP | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AGREEMENT STATE REPORT | | | | THE FOLLOWING INFORMATION WAS RECEIVED FROM THE CALIFORNIA RADIOLOGIC | | HEALTH BRANCH VIA FACSIMILE: | | | | "ON JANUARY 22, 1998, THE RADIATION SAFETY OFFICER (RSO) OF NDC SYSTEMS | | ATTEMPTED TO REMOVE A 100 mCi Am-241 SOURCE FROM THE SOURCE CAPSULE BY | | USING A SMALL HAND HELD BUTANE TORCH TO HEAT THE EPOXY THAT HELD THE SOURCE | | IN PLACE. THE COMPANY PLANNED TO RETURN SEVERAL SOURCES TO AMERSHAM FOR | | WEAR EVALUATION AND POSSIBLE RECYCLING. AMERSHAM WOULD NOT RECEIVE THE | | SOURCE IF IT WAS RETURNED IN THE TUNGSTEN HOLDER, SO THE RSO DECIDED TO | | REMOVE IT BY APPLYING HEAT TO BURN THE EPOXY AWAY. ON A PREVIOUS DAY, TWO | | SOURCE CAPSULES WERE REMOVED FROM THEIR HOLDERS BY HEATING THE HOLDERS | | UNTIL THE EPOXY BURNED AWAY AND AT THE SAME TIME THE CAPSULE WAS PUSHED OUT | | OF THE HOLDER [A] SUFFICIENT DISTANCE TO ALLOW THE CAPSULE TO BE REMOVED. | | | | THE HEAT WAS APPLIED INSIDE THE COMPANY'S FUME HOOD IN THE SOURCE LOADING | | ROOM. THE CAPSULE EXPLODED WITH THE FRONT FACE OF THE CAPSULE GIVING WAY, | | AND THE SOURCE MATERIAL SCATTERED INSIDE THE HOOD. THE HOOD DOOR WAS ALMOST | | FULLY CLOSED WITH ONLY ABOUT THREE INCHES OF OPENING AT THE BOTTOM WHICH | | PROTECTED THE RSO FROM DIRECT CONTAMINATION TO HIS FACE. CONTAMINATION WAS | | DETECTED ON THE RSO'S CLOTHING, THE FLOOR, AND SOME OF THE TABLES INSIDE | | THE ROOM. CONTAMINATION WAS ALSO DETECTED AT THE EXHAUST DUCT FOR THE HOOD | | AT THE ROOF OF THE FACILITY. | | | | THE LICENSEE NOTIFIED THE RADIOLOGIC HEALTH BRANCH ON JANUARY 23, 1998 AT | | 8:30 AM AND A SITE VISIT AND EVALUATION WAS CONDUCTED IMMEDIATELY. A URINE | | AND FECAL BIOASSAY WAS ORDERED ON THE RSO RIGHT AWAY. RESULTS ARE NOT KNOWN | | AS OF THE DATE OF THIS NOTICE. THE COMPANY WAS ORDERED TO EMPLOY A HEALTH | | PHYSICS CONSULTANT TO MAKE A COMPLETE EVALUATION OF THE FACILITY AND REMOVE | | ALL CONTAMINATION FOUND. THE ENTIRE FUME HOOD AND DUCT WORK MAY BE REMOVED | | DUE TO THE HIGH PROBABILITY OF GROSS CONTAMINATION." | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33604 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 01/27/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 15:17 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 12:30[CST]| |NRC NOTIFIED BY: ROBERT POWERS |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PATRICK HILAND RDO | |ADAS 50.72(b)(2)(i) DEG/UNANALYZED COND | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE FAILED TO ASSESS IMPACT OF INCREASED COMBUSTION TEMPERATURE ON EDG | | CAPACITY | | | | DURING A REVIEW OF LICENSEE EVENT REPORT 97-022-01, "DESIGN OF DIESEL | | GENERATOR VENTILATION SUBSYSTEMS OUTSIDE AIR TEMPERATURE EXTREMES DUE TO | | DESIGN ERROR," THE LICENSEE DISCOVERED THE EFFECT OF INCREASED COMBUSTION | | AIR TEMPERATURE ON EMERGENCY DIESEL GENERATOR (EDG) ENGINE CAPACITY. | | THE USAR STATES THAT "PREDICTED LOADS DO NOT EXCEED THE CONTINUOUS RATING | | OF THE DIESEL GENERATORS," AND LISTS THE CONTINUOUS LOAD RATINGS IN TABLE | | 8.3-13. DIESEL GENERATOR LOAD CALCULATION 19-AK-05, REV 4, IS CONSISTENT | | WITH THE USAR, AND NO ADJUSTMENT WAS MADE FOR INCREASED COMBUSTION AIR | | TEMPERATURE. THE USAR AND CALCULATION 19-AK-05, REV 4 BOTH STATE THAT THE | | EXPECTED LOAD FOR EDG 1A IS >99% OF THE CONTINUOUS RATING, WHILE EDG 1B IS | | LOADED TO 87%, AND EDG 1C IS LOADED TO 92%. BASED ON THE INFORMATION IN THE | | VENDOR MANUAL, THE RATING OF THE EDGs WOULD BE REDUCED TO 98% OF RATED AT | | 97øF, AND 94% OF RATED AT 112øF. | | | | THEREFORE, THE LICENSEE'S PRELIMINARY EVALUATION HAS DETERMINED THAT EDG 1A | | CANNOT MEET ITS DESIGN BASIS LOAD AT THE MAXIMUM EXPECTED TEMPERATURE. EDGs | | 1B AND 1C APPEAR TO HAVE ADEQUATE MARGIN. THE NRC RESIDENT INSPECTOR WILL | | BE INFORMED BY THE LICENSEE. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33605 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: QUAD CITIES REGION: 3 |NOTIFICATION DATE: 01/27/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 17:53 [ET]| |RX TYPE: [1] GE-3,[2] GE-3 |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 14:30[CST]| |NRC NOTIFIED BY: MIKE SWEGLE |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUCE JORGENSEN RDO | |ADAS 50.72(b)(2)(i) DEG/UNANALYZED COND | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SHUTDOWN COOLING SYSTEM PIPING INTEGRITY QUESTIONED DURING POSTULATED | | SEISMIC EVENT | | | | DURING AN ENGINEERING EVALUATION FOR A FAILED SNUBBER ON THE UNIT 1 | | SHUTDOWN COOLING SYSTEM, THE LICENSEE DETERMINED THAT, AS A RESULT OF THE | | FAILED SNUBBER, SYSTEM INTEGRITY COULD NOT BE ASSURED DURING A POSTULATED | | SEISMIC EVENT. THIS EVENT WAS ORIGINALLY REPORTED TO THE NRC ON 1/13/98 DUE | | TO THE LICENSEE'S FAILURE TO MEET A TECHNICAL SPECIFICATION ACTION | | REQUIREMENT. [SEE EN 33528] THIS SNUBBER HAS BEEN REPLACED AND IS FULLY | | OPERABLE; THEREFORE SHUTDOWN COOLING SYSTEM OPERABILITY IS NOT CURRENTLY AN | | ISSUE. THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33606 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DIABLO CANYON REGION: 4 |NOTIFICATION DATE: 01/27/98 | |UNIT: [1] [2] [ ] STATE: CA |NOTIFICATION TIME: 18:16 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 14:30[PST]| |NRC NOTIFIED BY: J. BROWN |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM JOHNSON RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFEGUARDS SYSTEM DEGRADATION RELATED TO SECURITY COMPUTERS. IMMEDIATE | | COMPENSATORY MEASURES TAKEN UPON DISCOVERY. REFER TO THE HOO LOG FOR | | ADDITIONAL DETAILS. THE NRC RESIDENT INSPECTOR WILL BE INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 33607 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 01/27/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 18:34 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 01/27/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 11:15[EST]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 01/27/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |BRUCE JORGENSEN RDO | | DOCKET: 0707002 |MARGARET FEDERLINE EO | +------------------------------------------------+RICHARD BARRETT IRD | |NRC NOTIFIED BY: RICK LARSON | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NCFR NON CFR REPORT REQMNT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SAFETY SYSTEM ACTUATION - CALCINER DISCHARGE COLLECTOR PROBE DETECTOR ALARM | | | | THE #2 CALCINER WAS OPERATING IN MODE 3 WHEN DISCHARGE LEVEL PROBE LSH-1643 | | GENERATED AN ALARM. THE OPERATOR ISOLATED FEED TO THE CALCINER IN | | ACCORDANCE WITH THE ALARM PROCEDURE. THE UNIT IS CURRENTLY BEING COOLED | | DOWN IN ORDER TO INVESTIGATE THE CAUSE OF THE ALARM. THE NRC RESIDENT | | INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33608 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PILGRIM REGION: 1 |NOTIFICATION DATE: 01/27/98 | |UNIT: [1] [ ] [ ] STATE: MA |NOTIFICATION TIME: 18:36 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 01/27/98 | +------------------------------------------------+EVENT TIME: 17:30[EST]| |NRC NOTIFIED BY: R. PROBASCO |LAST UPDATE DATE: 01/27/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAVID SILK 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 +------------------------------------------------------------------------------+ | SINGLE FAILURE COULD PREVENT OPERATION OF EDG FOR SEVEN DAYS | | | | DURING REVIEW OF SAFETY-RELATED CALCULATION S&SA 55, "MINIMUM ONSITE DIESEL | | FUEL REQUIREMENT," THE LICENSEE DETERMINED THAT A SINGLE COMPONENT FAILURE | | WOULD PLACE THE UNIT OUTSIDE OF ITS DESIGN BASIS. EACH EMERGENCY DIESEL | | GENERATOR (EDG) IS CAPABLE OF STARTING AND OPERATING CONTINUOUSLY UNDER | | POSTULATED ACCIDENT CONDITIONS FOR A PERIOD OF SEVEN DAYS USING FUEL STORED | | ONSITE IN UNDERGROUND STORAGE TANKS. A FAILURE OF EDG OIL STORAGE TANK FOOT | | VALVES 38-CK-101A OR B WOULD PREVENT THE ABILITY TO CROSS TIE THE STORAGE | | TANKS, PREVENTING THE EDGs FROM OPERATING FOR THE FULL SEVEN DAY PERIOD. | | | | THE LICENSEE'S PRELIMINARY OPERABILITY EVALUATION HAS DETERMINED THAT THE | | USE OF APPROVED EOPs WOULD REDUCE THE AMOUNT OF FUEL CONSUMED WITHIN THE | | FIRST SEVEN DAYS FOLLOWING AN ACCIDENT TO LESS THAN THAT REQUIRED TO BE | | AVAILABLE BY TECHNICAL SPECIFICATIONS. THE NRC RESIDENT INSPECTOR HAS BEEN | | INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+