U.S. Nuclear Regulatory Commission Operations Center Event Reports For 05/06/98 - 05/07/98 ** EVENT NUMBERS ** 34007 34184 34185 34186 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34007 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CRYSTAL RIVER REGION: 2 |NOTIFICATION DATE: 04/02/98 | |UNIT: [3] [ ] [ ] STATE: FL |NOTIFICATION TIME: 16:49 [ET]| |RX TYPE: [3] B&W-L-LP |EVENT DATE: 04/02/98 | +------------------------------------------------+EVENT TIME: 10:10[EST]| |NRC NOTIFIED BY: RICKY RAWLS |LAST UPDATE DATE: 05/06/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |TOM PEEBLES RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 REGARDING ANOTHER SEA TURTLE AT THE INTAKE STRUCTURE | | (REFER TO EVENT NUMBERS 33979 AND 33988 FOR PAST PROBLEMS WITH TURTLES.) | | | | FLORIDA POWER CORPORATION FOUND A DISTRESSED SEA TURTLE AT THE INTAKE | | STRUCTURE FOR CRYSTAL RIVER UNIT 3. THE TURTLE WAS DETERMINED TO BE A | | KEMP'S RIDLEY SEA TURTLE, WHICH IS AN ENDANGERED SPECIES. AT 1400 ON | | 04/02/98, THE LICENSEE NOTIFIED THE FLORIDA DEPARTMENT OF ENVIRONMENTAL | | PROTECTION (FDEP) AND THE U.S. FISH AND WILDLIFE SERVICE OF THE DISCOVERY | | OF THE TURTLE. THE LICENSEE IS CONTINUING TO WORK WITH THE FDEP AND THE | | U.S. FISH AND WILDLIFE SERVICE TO DETERMINE THE REASON FOR THE INCREASED | | NUMBER OF DEAD AND DISTRESSED SEA TURTLES THAT HAVE BEEN FOUND AT THE | | CRYSTAL RIVER SITE IN THE PAST FEW WEEKS. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THE OFFSITE NOTIFICATION BY THE | | LICENSEE. | | | | ***UPDATE ON 04/02/98 AT 1753 FROM RAWLS TAKEN BY MACKINNON*** | | | | AT 1658 ON 04/02/98, THE LICENSEE FOUND ANOTHER KEMP'S RIDLEY SEA TURTLE IN | | DISTRESS AT THE INTAKE STRUCTURE. THE FDEP WAS NOTIFIED BY THE LICENSEE AT | | 1658. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED OF THIS EVENT UPDATE BY THE | | LICENSEE. THE NRC OPERATIONS CENTER NOTIFIED THE R2DO (PEEBLES). | | | | ***UPDATE ON 04/03/98 AT 1132 FROM R. SWEENEY TAKEN BY MACKINNON*** | | | | AT 0634 ON 04/03/98, A DISTRESSED KEMP'S RIDLEY SEA TURTLE WAS FOUND AT THE | | INTAKE STRUCTURE FOR CRYSTAL RIVER UNIT 3. AT 0720, A DECEASED KEMP'S | | RIDLEY SEA TURTLE WAS FOUND IN THE INTAKE STRUCTURE. KEMP'S RIDLEY SEA | | TURTLES ARE ON THE ENDANGERED SPECIES LIST. THE SEA TURTLES HAVE BEEN | | TURNED OVER TO THE CLEARWATER MARINE SCIENCE CENTER PER THE DIRECTION OF | | THE FDEP. THE LICENSEE IS CONTINUING TO WORK WITH THE FDEP, U.S. FISH AND | | WILDLIFE SERVICE, AND NATIONAL MARINE FISHERIES SERVICE TO DETERMINE THE | | REASON FOR THE INCREASED NUMBER OF DEAD AND DISTRESSED SEA TURTLES THAT | | HAVE BEEN FOUND AT THE CRYSTAL RIVER UNIT 3 SITE DURING THE PAST FEW WEEKS. | | THE LICENSEE NOTIFIED THE FDEP OF THE ABOVE EVENT. THE LICENSEE PLANS TO | | ROUTINELY NOTIFY THE FDEP FOR FUTURE CAPTURE OF LIVE TURTLES; HOWEVER, THE | | LICENSEE DOES NOT PLAN TO REPORT TO THE NRC EACH INDIVIDUAL NOTIFICATION OF | | THE FDEP. NOTIFICATION WILL BE MADE TO THE NRC WHEN FDEP IS NOTIFIED OF A | | DECEASED TURTLE. | | | | THE NRC RESIDENT INSPECTOR WILL INFORMED BY THE LICENSEE OF THIS EVENT | | UPDATE. THE NRC OPERATIONS CENTER NOTIFIED THE R2DO (PEEBLES). | | | | ***UPDATE ON 04/03/98 AT 1722 FROM RAWLS TAKEN BY MACKINNON*** | | | | AT 1450 ON 04/03/98, THE LICENSEE NOTIFIED THE FDEP THAT A DECEASED SEA | | TURTLE WAS FOUND IN THE INTAKE STRUCTURE AT 1310. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT NOTIFICATION BY THE | | LICENSEE. THE NRC OPERATIONS CENTER NOTIFIED THE R2DO (PEEBLES). | | | | ***UPDATE ON 04/04/98 AT 1320 FROM RAWLS TAKEN BY MACKINNON*** | | | | AT 0945 ON 04/04/98, THE LICENSEE NOTIFIED THE FDEP THAT ANOTHER DEAD | | KEMP'S RIDLEY SEA TURTLE WAS FOUND IN THE INTAKE STRUCTURE AT 0530. THE | | LICENSEE STATED THAT THE MORTALITY OF ENDANGERED SPECIES IS LIKELY IN PART | | TO BE RELATED TO THE PLANTS OPERATION AND IS, THEREFORE, ALSO REPORTABLE TO | | THE NRC UNDER THE ENVIRONMENTAL PROTECTION PLAN. THE LICENSEE IS STILL | | WORKING WITH THE FDEP, U.S. FISH AND WILDLIFE SERVICES, AND THE NATIONAL | | FISHERIES SERVICE TO DETERMINE THE REASON FOR THE INCREASED NUMBER OF DEAD | | AND DISTRESSED SEA TURTLES THAT HAVE BEEN FOUND AT THE CRYSTAL RIVER SITE | | DURING THE PAST FEW WEEKS. THE LICENSEE PLANS TO ROUTINELY NOTIFY THE FDEP | | FOR FUTURE CAPTURE OF LIVE TURTLES; HOWEVER, THE LICENSEE DOES NOT PLAN TO | | REPORT TO THE NRC EACH INDIVIDUAL NOTIFICATION OF THE FDEP. NOTIFICATION | | WILL BE MADE TO THE NRC WHEN FDEP IS NOTIFIED OF A DECEASED TURTLE. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT NOTIFICATION BY THE | | LICENSEE. THE NRC OPERATIONS CENTER NOTIFIED THE R2DO (PEEBLES). | | | | * * * UPDATE 1815 4/13/1998 FROM BILL BANHAUER TAKEN BY STRANSKY * * * | | | | AT 1600 ON 4/13/1998, ANOTHER DEAD KEMP'S RIDLEY SEA TURTLE WAS FOUND IN | | THE COMMON INTAKE FOR CRYSTAL RIVER UNITS 1, 2, AND 3. THE TURTLE'S DEATH | | DOES NOT APPEAR TO BE DIRECTLY RELATED TO PLANT OPERATION. THE NRC | | RESIDENT INSPECTOR HAS BEEN INFORMED. NOTIFIED R2DO (SKINNER). | | | | * * * UPDATE AT 1732 ON 04/21/98 FROM DICK SWEENEY TO DICK JOLLIFFE * * * | | | | AT 1330 ON 04/21/98, THE LICENSEE FOUND TWO DEAD KEMP'S RIDLEY SEA TURTLES | | UPSTREAM OF THE INTAKE TRASH SCREEN. AT 1531, THE LICENSEE NOTIFIED THE | | FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION OF THE DISCOVERY OF THE | | TURTLES. THE LICENSEE IS CONTINUING TO WORK WITH THE FLORIDA DEPARTMENT | | OF ENVIRONMENTAL PROTECTION AND THE NATIONAL MARINE FISHERIES SERVICES TO | | DETERMINE THE REASON FOR THE INCREASED NUMBER OF DEAD AND DISTRESSED SEA | | TURTLES THAT HAVE BEEN FOUND AT THE CRYSTAL RIVER SITE DURING THE PAST FEW | | WEEKS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R2DO WALTER ROGERS. | | | | * * * UPDATE AT 1045 ON 05/06/98 BY BILL BANDHAUER TO DICK JOLLIFFE * * * | | | | AT 1700 ON 05/05/98, THE LICENSEE FOUND A DEAD KEMP'S RIDLEY SEA TURTLE | | AT THE UNIT 2 INTAKE STRUCTURE. THE TURTLE HAS TWO SEVERE CRACKS ON ITS | | UNDERSIDE APPARENTLY HAVING BEEN HIT BY A BOAT. THIS TURTLE'S DEATH IS | | NOT LIKELY DUE TO PLANT OPERATION. THE LICENSEE REPORTED THIS TURTLE TO | | FLORIDA STATE DEPARTMENT OF ENVIRONMENTAL PROTECTION AND THE NRC RESIDENT | | INSPECTOR. THE NRC OPERATIONS OFFICER NOTIFIED THE R2DO PAUL FREDRICKSON. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34184 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 4 |NOTIFICATION DATE: 05/06/98 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 01:24 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 05/05/98 | +------------------------------------------------+EVENT TIME: 21:45[CDT]| |NRC NOTIFIED BY: TERRY HOLCOMBE |LAST UPDATE DATE: 05/06/98 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PHIL HARRELL RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - CONTAINMENT ISOLATION SYSTEM INOP & SBGT SYSTEM START DUE TO BLOWN FUSE - | | | | DURING MAINTENANCE ACTIVITIES, A FUSE BLEW IN THE LOGIC SYSTEM FOR THE | | PRIMARY AND SECONDARY CONTAINMENT ISOLATION SYSTEMS. THE BLOWN FUSE | | RESULTED IN A LOSS OF POWER TO RELAYS THAT ISOLATED SOME CONTAINMENT | | ISOLATION VALVES AS WELL AS STARTED THE STANDBY GAS TREATMENT (SBGT) | | SYSTEM. | | | | THE FUSE WAS REPLACED, SYSTEMS WERE RESET TO NORMAL, AND MAINTENANCE | | ACTIVITIES WERE RESUMED. | | | | THIS EVENT IS CONSERVATIVELY BEING REPORTED TO THE NRC IN ACCORDANCE WITH | | 10CFR50.72(b)(2)(ii) [ESF ACTUATION] BECAUSE OF THE POTENTIAL THAT AN | | INVALID ACTUATION OF A SYSTEM NOT SPECIFICALLY LISTED (EXEMPTED) IN | | 10CFR50.72(b)(2)(ii)(B)(3) MAY HAVE OCCURRED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34185 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 05/06/98 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 17:44 [ET]| |RX TYPE: [1] CE |EVENT DATE: 05/06/98 | +------------------------------------------------+EVENT TIME: 01:30[CDT]| |NRC NOTIFIED BY: ERICK MATZKE |LAST UPDATE DATE: 05/06/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GARY SANBORN RDO | |HFIT 26.73 FITNESS FOR DUTY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED A SUSPECTED SLEEPING AREA SUGGESTIVE OF ILLEGAL | | SUBSTANCE USE INSIDE THE PROTECTED AREA. | | | | "ON MAY 5, 1998, A SUPERVISOR DISCOVERED A SUSPECTED SLEEPING AREA BELOW | | THE CONDENSER EVACUATION PUMPS IN THE OVERHEAD DUCTWORK. THE AREA WAS WELL | | HIDDEN AND WAS NOT READILY VISIBLE, THEREFORE, IT WAS NOT POSSIBLE TO | | DETERMINE HOW LONG THE ENCLOSURE HAD EXISTED. AT 0130 CDT ON MAY 6, 1998, | | SECURITY PERSONNEL INSPECTED THE AREA TO DETERMINE IF AN INDIVIDUAL WAS | | SLEEPING IN THE AREA. NO INDIVIDUAL WAS FOUND IN THE AREA. THE AREA | | APPEARED TO HAVE BEEN UNUSED FOR AN EXTENDED PERIOD OF TIME AS INDICATED BY | | UNDISTURBED ACCUMULATIONS OF DUST AND DIRT. AN INSPECTION OF THE ENCLOSURE | | STRONGLY SUGGESTS THAT THIS SMALL SPACE COULD HAVE BEEN USED BY A PERSON | | FOR THE INHALATION OF A SPRAY ADHESIVE THAT IS USED FROM THE PLANT TOOL | | ROOM. THIS ENCLOSURE WAS FABRICATED IN SUCH A MANNER AS TO MAKE IT | | UNOBTRUSIVE. THE FOLLOWING ITEMS WERE FOUND IN THE ENCLOSURE; FOAM | | INSULATION USED AS A MAT, CLEANING RAGS WITH RESIDUE OF ADHESIVE, TAPE, | | HEARING PROTECTORS, AND A SMALL BEVERAGE BOTTLE. | | | | "THE ENCLOSURE WAS DISMANTLED AFTER PICTURES WERE TAKEN AND AN INSPECTION | | OF THE AREA WAS COMPLETED. | | | | "THIS EVENT IS BEING REPORTED PURSUANT TO 10CFR26.73(a). WHILE NO DIRECT | | EVIDENCE EXISTS OF ILLEGAL USE OF ANY INHALANT, THE CIRCUMSTANCES OF THIS | | SITUATION INDICATE THAT THE POSSIBILITY EXISTED. THE RESULTS OF FITNESS | | FOR DUTY TESTS HAVE BEEN REVIEWED AND DO NOT INDICATE USE OF THIS TYPE OF | | SUBSTANCE." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34186 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 05/06/98 | |UNIT: [1] [2] [ ] STATE: PA |NOTIFICATION TIME: 18:38 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 05/06/98 | +------------------------------------------------+EVENT TIME: 17:43[EDT]| |NRC NOTIFIED BY: JEFF KLENK |LAST UPDATE DATE: 05/06/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JACK MCFADDEN 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 +------------------------------------------------------------------------------+ | THE LICENSEE IDENTIFIED A CONDITION WHERE THE ELECTRICAL PENETRATION | | OVERCURRENT PROTECTION CIRCUITS FOR HIGH PRESSURE COOLANT INJECTION (HPCI) | | AND REACTOR CORE ISOLATION COOLING (RCIC) SYSTEMS INBOARD PRIMARY | | CONTAINMENT ISOLATION VALVES (PCIVs) DO NOT MEET THE SINGLE FAILURE | | CRITERION AS STATED IN THE DESIGN. | | | | "ON MAY 6, 1998, ENGINEERING PERSONNEL DISCOVERED THAT THE PRIMARY | | CONTAINMENT ELECTRICAL PENETRATION OVERCURRENT PROTECTION CIRCUITS FOR THE | | INBOARD PCIVs FOR THE LGS UNIT 1 AND UNIT 2 HPCI AND RCIC SYSTEMS DO NOT | | MEET THE SINGLE FAILURE CRITERION FOR SPECIFIC, BUT LIMITED, TIME CURRENT | | FAULTED CONDITIONS. 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 UFSAR | | SECTIONS 8.1.5 AND 8.1.6 AND THE CORRESPONDING SECTIONS OF THE 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 MADE PURSUANT TO 10CFR50.72(b)(1)(ii)(B) FOR | | UNIT 2 (OPERATING) AS A CONDITION OUTSIDE THE DESIGN BASIS OF THE PLANT. | | UNIT 1 HAS A SIMILAR CONDITION BUT UNIT 1 IS SHUTDOWN FOR A REFUELING | | OUTAGE AND THE PRIMARY CONTAINMENT PENETRATION PROTECTION IS NOT CURRENTLY | | REQUIRED TO BE OPERABLE. FOR EACH AFFECTED PENETRATION, THE THERMAL | | MAGNETIC OVERCURRENT PROTECTION BREAKER IS OPERABLE AND AN ENGINEERING | | EVALUATION HAS CONCLUDED THAT THERE IS NO CREDIBLE FAULTED CONDITION THAT | | WOULD RESULT IN THE SPECIFIC TIME CURRENT FAULTED CONDITIONS NOTED ABOVE. | | THEREFORE, IT IS CONCLUDED THAT THIS CONDITION DOES NOT RESULT IN A | | SERIOUSLY DEGRADED NOR AN UNANALYZED CONDITION. A PLANT MODIFICATION IS | | BEING INSTALLED TO PROVIDE A REDUNDANT OVERCURRENT TRIP DEVICE THAT WILL | | INCLUDE PROTECTION FOR THE LIMITED TIME CURRENT CONDITIONS. A UNIT 1 | | OVERCURRENT TRIP FUNCTION WILL BE RESTORED PRIOR TO RESTART FROM THE | | CURRENT REFUELING OUTAGE. A REVIEW HAS BEEN PERFORMED THAT CONCLUDED THAT | | THESE ARE THE ONLY CIRCUITS WITH THIS CONDITION." | | | | THIS CONDITION WAS DISCOVERED DURING A LICENSEE INITIATED SAFETY SYSTEM | | FUNCTIONAL INSPECTION. | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+