U.S. Nuclear Regulatory Commission Operations Center Event Reports For 11/06/96 - 11/07/96 ** EVENT NUMBERS ** 31282 31283 31284 31285 31286 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31282 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 11/06/96 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 00:16 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 11/05/96 | +------------------------------------------------+EVENT TIME: 22:53[EST]| |NRC NOTIFIED BY: SAENCZAK |LAST UPDATE DATE: 11/06/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD CONTE 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | A/R Y 100 POWER OPERATION | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PLANT HAD A REACTOR SCRAM FROM 100% POWER DUE TO A TURBINE TRIP. | | | | PRELIMINARY INVESTIGATION INDICATES THAT THE TURBINE TRIP MAY HAVE BEEN | | CAUSED BY A GENERATOR FIELD GROUND RELAY TRIP. UNIT 1 ALSO HAD A HPCI | | ACTUATION. THE PLANT ENTERED EOP-2 DUE TO REACTOR WATER LEVEL BEING <53" | | (WATER LEVEL DROPPED TO APPROXIMATELY 32"). EOP-2 WAS EXITED WHEN WATER | | LEVEL WAS RETURNED TO >53" AND HPCI WAS SECURED. ALL RODS FULLY INSERTED | | AND NO SAFETY RELIEF VALVES OPENED. THE MAIN CONDENSER IS THE HEAT SINK. | | THE CAUSE OF THE GENERATOR FIELD GROUND RELAY TRIP IS BEING INVESTIGATED. | | THE PLANT IS GOING TO COLD SHUTDOWN. THE LICENSEE INFORMED THE NRC | | RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31283 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 11/06/96 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 05:05 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 11/06/96 | +------------------------------------------------+EVENT TIME: 03:00[CST]| |NRC NOTIFIED BY: HODEL |LAST UPDATE DATE: 11/06/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MICHAEL J. JORDAN 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 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED A CONDITION WHERE THE SECONDARY CONTAINMENT MAY BE | | INOPERABLE IN MODES 1, 2, & 3 DUE TO INVALID TESTING. | | | | DURING SECONDARY CONTAINMENT INTEGRITY WALKDOWNS, THE LICENSEE NOTICED | | THAT RHR "A", "B" & "C" ROOM FLOOR DRAIN SUMP VENTS ARE CONNECTED TO THE | | AUXILIARY BUILDING EXHAUST VENTILATION SYSTEM SUCTION WITHOUT AN ISOLATION | | VALVE. AS A RESULT OF THIS CONDITION, FIELD MEASUREMENTS INDICATE THAT THE | | AUX BUILDING VENT SYSTEM IS PULLING AIR OUT OF THE RHR "A" ROOM. BASED ON | | THIS PRELIMINARY INFORMATION, ENGINEERING HAS CONSERVATIVELY ASSUMED THAT | | THE AUX BUILDING VENT SYSTEM HAS BEEN ASSISTING THE SECONDARY CONTAINMENT | | VENT SYSTEM IN MAINTAINING SECONDARY CONTAINMENT. THIS CONDITION COULD | | AFFECT THE SURVEILLANCE REQUIREMENTS FOR SECONDARY CONTAINMENT IF THE AUX | | BUILDING VENT SYSTEM ACTUALLY ASSISTS IN THE DRAW DOWN TEST, AND | | INVALIDATES THE TEST. THIS WOULD MAKE SECONDARY CONTAINMENT INOPERABLE IN | | MODES 1, 2 & 3. THIS ENGINEERING EVALUATION WAS ONLY PERFORMED ON RHR "A" | | VENTS, BUT RHR "B" & "C" VENTS WILL ALSO BE EVALUATED. IT APPEARS THAT THIS | | CONDITION HAS EXISTED SINCE THE PLANT WAS BUILT. CORRECTIVE MEASURES HAVE | | NOT YET BEEN DETERMINED. THE LICENSEE WILL INFORM THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31284 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 11/06/96 | |UNIT: [1] [ ] [ ] STATE: GA |NOTIFICATION TIME: 09:49 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 11/06/96 | +------------------------------------------------+EVENT TIME: 09:12[EST]| |NRC NOTIFIED BY: BARGERON |LAST UPDATE DATE: 11/06/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DOUGLAS COLLINS RDO | |AUNA 50.72(b)(1)(ii)(A) UNANALYZED COND OP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 DETERMINED THAT AN UNANALYZED CONDITION HAD EXISTED THAT MAY | | HAVE COMPROMISED PLANT SAFETY. | | | | THIS CONDITION WAS DETERMINED ON 11/06/96 WHEN A RECENT UNIT 1 SAFETY | | INJECTION (SI) PUMP "B" MOTOR COOLER FLOW TEST AND FOLLOW-UP INVESTIGATION, | | FOUND THAT INCORRECT COOLER ASSEMBLY HAD LIMITED FLOW THROUGH THE COOLERS | | TO APPROXIMATELY ONE-SIXTH OF THE NORMAL FULL FLOW. AN ENGINEERING ANALYSIS | | SHOWED THAT THE MOTOR COOLER FLOW IN SI PUMP "B" MAY NOT HAVE BEEN ADEQUATE | | TO ALLOW THE PUMP TO PERFORM ITS INTENDED SAFETY FUNCTION. THEREFORE, | | WHENEVER SI PUMP "A" WAS REMOVED FROM SERVICE, THE SAFETY INJECTION SYSTEM | | COULD HAVE BEEN INCAPABLE OF PERFORMING ITS INTENDED SAFETY FUNCTION. THIS | | UNANALYZED CONDITION LAST OCCURRED IN 09/96 WHEN THE SI PUMP "A" WAS | | REMOVED FROM SERVICE. CORRECTIVE ACTION WAS INITIATED 10/24/96 WHEN FULL | | FLOW WAS RESTORED TO BOTH COOLERS ON SI PUMP "B". AN ONGOING ENGINEERING | | ANALYSIS DETERMINED THAT BOTH PARALLEL COOLERS ON SI PUMP "B" WERE DEGRADED | | PUTTING IT IN AN UNANALYZED CONDITION. ON 11/06/96 THIS CONDITION WAS | | DETERMINED TO BE REPORTABLE. THEY ARE CURRENTLY INVESTIGATING THE CAUSE OF | | THE INCORRECT COOLER ASSEMBLY. THE RESIDENT WAS NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 31285 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: STATE OF FLORIDA |NOTIFICATION DATE: 11/06/96 | | CITY: GAINESVILLE REGION: 2 |NOTIFICATION TIME: 15:38 [ET]| | COUNTY: ALACHUA STATE: FL |EVENT DATE: 11/06/96 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 11/06/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |DOUG COLLINS RDO | | |Dr. COOL (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: R. WOODRUFF (NRC RGN 2) | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AGREEMENT STATE REPORT (NOTIFICATION MADE BY NRC REGION 2) | | | | A 10 Ci Tc-99m GENERATOR SHIPPED VIA FEDERAL EXPRESS FROM A DuPONT FACILITY | | IN VILLARICA, MA., TO A SYNCOR RADIOPHARMACY IN GAINESVILLE, FL., WAS | | DISCOVERED TO BE CONTAMINATED UPON RECEIPT. THE LICENSEE MEASURED | | CONTAMINATION OF 2,000,000 CPM ON THE OUTSIDE OF THE SHIPPING CONTAINER, | | AND 5,000,000 CPM ON THE INSIDE. THE PACKAGE WAS ONE OF THREE FROM A | | SHIPMENT TO THE SYNCOR RADIOPHARMACY. THE LICENSEE MEASURED CONTAMINATION | | OF 30,000 CPM ON THE HANDS OF THE COURIER, AND APPROXIMATELY TWICE | | BACKGROUND ON HIS SHIRT. THE INDIVIDUAL HAS BEEN DECONTAMINATED. | | | | THE SHIPMENT WAS FLOWN FROM MASSACHUSETTS TO JACKSONVILLE VIA THE FEDERAL | | EXPRESS HUB IN MEMPHIS, TN. (THE AIRCRAFT IS CURRENTLY LOCATED AT THE | | AIRPORT IN JACKSONVILLE, AWAITING INSPECTION.) THE SHIPMENT WAS THEN | | TRUCKED FROM JACKSONVILLE TO THE SYNCOR RADIOPHARMACY. AN UNSPECIFIED LEVEL | | OF CONTAMINATION WAS DETECTED IN THE DELIVERY TRUCK. ROY PARKER OF FEDERAL | | EXPRESS HAS BEEN IN CONTACT WITH THE STATES OF FLORIDA AND TENNESSEE TO | | ASSIST IN DETERMINING THE EXTENT OF CONTAMINATION WHICH MAY HAVE OCCURRED | | TO OTHER PACKAGES SHIPPED ALONG WITH THE CONTAMINATED PACKAGE. NRC REGIONS | | 1 AND 2, AS WELL AS THE OFFICE OF NMSS HAVE ALREADY BEEN INFORMED OF THIS | | EVENT. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31286 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 11/06/96 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 17:50 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 11/06/96 | +------------------------------------------------+EVENT TIME: 16:15[CST]| |NRC NOTIFIED BY: REIS |LAST UPDATE DATE: 11/06/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JORDAN 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 | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE DISCOVERED 10 CFR PART 50, APPENDIX R HOT SHORT ISSUE | | | | "DURING AN ENGINEERING REVIEW OF NRC INFORMATION NOTICE 92-18, IT WAS | | DETERMINED THAT A POSTULATED FIRE COULD DAMAGE MOTOR-OPERATED VALVES | | REQUIRED FOR SAFE SHUTDOWN OF THE PLANT DUE TO A SINGLE HOT SHORT WHICH | | COULD BYPASS THE TORQUE AND LIMIT SWITCHES. THIS CONDITION IS BEYOND THAT | | WHICH HAS BEEN PREVIOUSLY ANALYZED IN ACCORDANCE WITH 10 CFR 50 APPENDIX R. | | THE SYSTEMS AFFECTED ARE RCIC AND RHR. DESIGN CHANGES ARE UNDERWAY ON BOTH | | UNITS. A LIST OF AFFECTED VALVES WILL BE INCLUDED WITH THE LER." | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+