U.S. Nuclear Regulatory Commission Operations Center Event Reports For 11/07/94 - 11/08/94 ** EVENT NUMBERS ** 27964 27982 27999 28000 28001 28002 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27964 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: RIVER BEND REGION: 4 |NOTIFICATION DATE: 10/28/94 | |UNIT: [1] [ ] [ ] STATE: LA |NOTIFICATION TIME: 16:42 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 10/28/94 | +------------------------------------------------+EVENT TIME: 15:40[CDT]| |NRC NOTIFIED BY: FINNEGAN |LAST UPDATE DATE: 11/07/94 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |ELMO COLLINS RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |JOHN ZWOLINSKI EO | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | PRESENT DRYWELL UNIDENTIFIED LEAK RATE IS 2.85 GPM AND INCREASING AT A | | PREDICTABLE RATE WHICH COULD EXCEED THE TECH SPEC LIMIT OF 5.0 GPM. | | | | THUS, LICENSEE HAS ELECTED TO SHUT THE PLANT DOWN TO IDENTIFY AND REPAIR | | THE LEAK. | | | | LICENSEE SUSPECTS THE LEAK IS COMING FROM THE RECIRC PUMP SEALS. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | NOTE: SEE EVENT #27966 FOR A RELATED EVENT. | | | | * * * UPDATE 11/07/94 1429EDT FROM:BUSH BY:SCARFO * * * | | THE LICENSEE IS RETRACTING THIS EVENT ON THE BASIS THAT UNIDENTIFIED | | LEAKAGE NEVER EXCEEDED THE TECHNICAL SPECIFICATION LIMIT OF 5 GPM AND, | | THEREFORE, NO SHUTDOWN ACTION STATEMENT WAS ENTERED. MAXIMUM REACTOR | | COOLANT SYSTEM LEAKAGE OF 2.85 GPM WAS MEASURED FROM THE "B" RECIRCULATION | | PUMP SEALS. BOTH THE "A" AND "B" RECIRCULATION PUMPS SEALS HAVE BEEN | | REPLACED SINCE THE EVENT. THE LICENSEE INFORMED THE NRC RESIDENT | | INSPECTOR. R4DO(POWERS) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27982 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: TURKEY POINT REGION: 2 |NOTIFICATION DATE: 11/03/94 | |UNIT: [3] [4] [ ] STATE: FL |NOTIFICATION TIME: 16:09 [ET]| |RX TYPE: [3] W-3-LP,[4] W-3-LP |EVENT DATE: 11/03/94 | +------------------------------------------------+EVENT TIME: 15:15[EST]| |NRC NOTIFIED BY: PREVAT |LAST UPDATE DATE: 11/07/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK LESSER 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 4 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A PROGRAMMABLE LOGIC CONTROLLER (PLC) IN "TEST" MODE WAS DISCOVERED TO | | IMPEDE THE ACTUATION OF ENGINEERED SAFETY FEATURES (ESF) EQUIPMENT. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | "DURING INTEGRATED SAFEGUARDS TESTING ON TURKEY POINT UNIT 4 SAFEGUARDS | | TRAIN "A", THE TURKEY POINT UNIT 3 "A" HIGH HEAD SAFETY INJECTION PUMP | | FAILED TO START. PLANT STAFF INVESTIGATED THE FAILURE OF THE PUMP TO | | START. PRELIMINARY INFORMATION, BASED IN PART ON TESTING CONDUCTED ON THE | | TURKEY POINT PLANT SIMULATOR, INDICATES THAT THE PROGRAMMED LOGIC | | CONTROLLER (PLC), WHICH IS NORMALLY IN AN AUTO-TEST MODE, MAY NOT MEET ITS | | DESIGN BASIS. A VALID SAFEGUARDS SIGNAL MAY NOT START ITS ASSOCIATED | | SAFEGUARDS EQUIPMENT. IT APPEARS THAT THIS INABILITY TO ACTUATE SAFEGUARDS | | EQUIPMENT OCCURS DURING A PORTION OF THE TEST CYCLE. | | | | FPL BELIEVES, THAT WHEN THE PLC IS NOT IN TEST, SAFEGUARDS ACTUATION WOULD | | OCCUR AS DESIGNED. AS A RESULT, THE FOUR PLC's (TWO PER UNIT) ARE BEING | | TAKEN OUT OF TEST. | | | | FPL IS CONTINUING A DESIGN EVALUATION." END OF TEXT. | | | | AFTER DISCOVERING THAT A VALID ENGINEERED SAFETY FEATURES (ESF) ACTUATION | | SIGNAL MAY NOT START ITS ASSOCIATED ESF EQUIPMENT WITH THE PROGRAMMABLE | | LOGIC CONTROLLER (PLC) IN "TEST" MODE, THE LICENSEE PERFORMED A SIMULATION | | OF THE CONDITION. THIS SIMULATION DETERMINED THAT THE PLC, WHILE ACTIVE IN | | ITS TEST CYCLE, MAY IMPEDE THE ACTUATION OF ASSOCIATED ESF EQUIPMENT. THE | | LICENSEE PROCEEDED TO TAKE THE PLC OUT OF "TEST" MODE AND CONFIRMED THE | | FUNCTIONALITY OF THE ESF LOGIC. | | | | THE PLC IS A DIAGNOSTIC DEVICE WHICH (WHILE IN "TEST" MODE) TESTS THE ESF | | LOGIC ON AN HOURLY BASIS TO DETECT ANY FAULTS IN THE LOGIC. THE PLCs WERE | | INSTALLED IN THE SEQUENCERS FOR BOTH UNITS IN 1991. THE PLC HAS NO SAFETY | | FUNCTION AND DOES NOT AFFECT THE FUNCTIONALITY OF THE ESF ACTUATION SYSTEM | | WHEN DISABLED. | | | | AN INVESTIGATION IS BEING CONDUCTED AND LONG-TERM CORRECTIVE ACTIONS WILL | | BE DETERMINED. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | *** UPDATE FROM KNORR TO HUFFMAN AT 10:40 EST ON 11/07/94 *** | | THE LICENSEE CALLED TO CLARIFY THAT IT IS THE AUTO-TEST MODE OF THE PLC | | WHICH HAS NO SAFETY FUNCTION. THE ABOVE EVENT REPORT STATED THAT THE PLC | | ITSELF HAS NO SAFETY FUNCTION WHICH IS NOT CORRECT. THE R2DO (LESSER) AND | | THE NRC RESIDENT INSPECTOR HAVE BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |TRANSPORTATION EVENT | |EVENT NUMBER: 27999 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: UNKNOWN |NOTIFICATION DATE: 11/07/94 | | CITY: EAST PROVIDENCE REGION: 1 |NOTIFICATION TIME: 00:21 [ET]| | COUNTY: STATE: RI |EVENT DATE: 11/07/94 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 11/07/94 | | +-----------------------------+ | |PERSON ORGANIZATION| | |CLIFFORD ANDERSON RDO | | |MARGARET FEDERLINE EO | +------------------------------------------------+ | |NRC NOTIFIED BY: NATIONAL RESPONSE CENTER |TED BECK DOE | |HQ OPS OFFICER: WILLIAM HUFFMAN |RICHARD BANGART SP | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NTRA TRANSPORTATION EVENT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | RADIOPHARMACEUTICALS INVOLVED IN TRANSPORTATION INCIDENT. | | | | THE DEPARTMENT OF TRANSPORTATION (NATIONAL RESPONSE CENTER) REPORTED THAT | | THERE HAD BEEN A TRANSPORTATION EVENT IN EAST PROVIDENCE, RHODE ISLAND, | | INVOLVING A PACKAGE OF RADIOPHARMACEUTICALS WHICH HAD FALLEN OFF A DELIVERY | | TRUCK. | | | | THE EAST PROVIDENCE POLICE DEPARTMENT WAS CONTACTED FOR ADDITIONAL | | INFORMATION. THE EVENT LOCATION WAS REPORTED TO BE ON A TWO LANE ROAD AT | | 450 VETERANS MEMORIAL HIGHWAY. THE HIGHWAY HAS BEEN SHUTDOWN AND THE AREA | | CORDONED OFF. THE PACKAGE, WHICH WAS DAMAGED, CONTAINED VIALS OF | | TECHNETIUM-99; THALLIUM; AND SODIUM IODINE. THERE WAS DAMAGE AND LEAKAGE OF | | THE VIALS. | | | | FIRE AND POLICE AS WELL AS THE STATE HAZMAT TEAM HAVE RESPONDED TO THE | | SCENE. THE STATE EMERGENCY MANAGEMENT, DEPARTMENT OF HEALTH AND | | RADIOLOGICAL CONTROL OFFICE HAVE BEEN CONTACTED. THE CONTAMINATION HAS BEEN | | CONFINED TO A 30 SQUARE FOOT AREA WITH A MAXIMUM RADIATION LEVEL OF 3 | | MILLIREM PER HOUR. NO INJURIES OR PERSONAL CONTAMINATION HAS OCCURRED. | | | | THE RESPONSE ORGANIZATIONS FOR THE STATE REPORTED THAT THEY WERE EQUIPPED | | WITH THE NECESSARY RESOURCES TO DEAL WITH THE SITUATION AND DO NOT NEED ANY | | NRC ASSISTANCE. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28000 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COMANCHE PEAK REGION: 4 |NOTIFICATION DATE: 11/07/94 | |UNIT: [ ] [2] [ ] STATE: TX |NOTIFICATION TIME: 10:28 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 11/06/94 | +------------------------------------------------+EVENT TIME: 12:20[CST]| |NRC NOTIFIED BY: ALAN HALL |LAST UPDATE DATE: 11/07/94 | |HQ OPS OFFICER: WILLIAM HUFFMAN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DALE POWERS RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTAINMENT VENTILATION ISOLATION DUE TO LOSS OF NON-VITAL POWER. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE REPORTING THIS EVENT: | | | | "UNIT 2 EXPERIENCED A CONTAINMENT VENTILATION ISOLATION DUE TO A LOSS OF | | TRANSFORMER "2UT". THE TRANSFORMER WAS BEING BACKFED THROUGH THE MAIN | | TRANSFORMER AND NORMAL BACKUP POWER WAS NOT AVAILABLE DUE TO RELAY TESTING | | ON THE UNIT STARTUP TRANSFORMER "2ST". | | | | WHEN "2UT" WAS LOST, NON-SAFEGUARDS PANEL 2C3 DE-ENERGIZED CAUSING A LOSS | | OF POWER TO RELAY 2-RX13/RMS WHICH IS THE CONTAINMENT VENTILATION ISOLATION | | INPUT TO TRAIN "A" SSPS. ONLY THE TRAIN "A" VALVE 2-HV-5539 CLOSED. | | | | AFTER AN ENGINEERING REVIEW, THIS WAS DETERMINED TO BE A REPORTABLE EVENT." | | END OF TEXT. | | | | THE CONTAINMENT VENTILATION ISOLATION FUNCTIONED PROPERLY. THE LOSS OF | | TRANSFORMER "2UT" AFFECTED ONLY NON-VITAL POWER TO THE PLANT. VITAL POWER | | WAS NOT AFFECTED. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28001 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 11/07/94 | |UNIT: [1] [ ] [ ] STATE: VT |NOTIFICATION TIME: 12:51 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 11/07/94 | +------------------------------------------------+EVENT TIME: 12:50[EST]| |NRC NOTIFIED BY: McKENNEY |LAST UPDATE DATE: 11/07/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN ROGGE RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |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 +------------------------------------------------------------------------------+ | A TECHNICAL SPECIFICATION (T/S) SHUTDOWN WAS ENTERED WHEN THE HIGH PRESSURE | | COOLANT INJECTION (HPCI) AND REACTOR CORE ISOLATION COOLING (RCIC) SYSTEMS | | WERE DECLARED INOPERABLE DUE TO THE REPLACEMENT OF A TRIP CARD. | | | | A T/S-REQUIRED SHUTDOWN WAS ENTERED WHEN THE HPCI AND RCIC SYSTEMS WERE | | DECLARED INOPERABLE WHILE A TRIP CARD IN THE LEVEL INSTRUMENTATION LOGIC | | WAS REPLACED. THIS TRIP CARD SECURES THE RCIC AND HPCI SYSTEMS ON HIGH | | REACTOR VESSEL WATER LEVEL (LEVEL 8). THE REPLACEMENT OF THIS CARD DOES | | NOT AFFECT THE ACTUATION OF THESE SYSTEMS ON LOW-LOW REACTOR WATER LEVEL OR | | PREVENT THEM FROM PERFORMING THEIR SAFETY FUNCTIONS. AT THIS TIME, THE | | ONLY METHOD OF SECURING THE HPCI AND RCIC SYSTEMS IS TO MANUALLY SECURE | | THEM. T/S ACTION STATEMENTS 3.5.E.3 AND 3.5.G.2 WERE ENTERED, WHICH REQUIRE | | ENTRY INTO COLD SHUTDOWN WITHIN TWENTY-FOUR HOURS. THE UNIT REMAINS AT | | 100% POWER. AT THE TIME OF THIS REPORT, THE NEW TRIP CARD HAS BEEN | | INSTALLED AND FUNCTIONAL TESTING IS IN PROGRESS. | | | | THE HPCI AND RCIC SYSTEMS WILL BE RETURNED TO SERVICE WITHIN TWO HOURS. THE | | STATE OF VERMONT WAS NOTIFIED. THE LICENSEE INFORMED THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28002 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRAIDWOOD REGION: 3 |NOTIFICATION DATE: 11/08/94 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 03:17 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 11/08/94 | +------------------------------------------------+EVENT TIME: 00:40[CST]| |NRC NOTIFIED BY: DAVE PEARSON |LAST UPDATE DATE: 11/08/94 | |HQ OPS OFFICER: WILLIAM HUFFMAN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MICHAEL J. JORDAN RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | |McPEEK IAT | | |DAVIDSON IAT | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION REGARDING POSSIBLE TAMPERING WITH A CAN OF COKE. | | | | A CAN OF COKE WAS PURCHASED FROM AN ONSITE VENDING MACHINE AT 1830 CST ON | | 11/7/94. THE COKE WAS SHARED BY TWO PLANT EMPLOYEES, BOTH OF WHOM NOTICED | | AN UNUSUAL TASTE. EXAMINATION OF THE CAN REVEALED A SCREW INSERTED INTO THE | | BOTTOM WITH A SEALANT AROUND IT. | | | | THE TWO EMPLOYEES WENT TO THE LOCAL HOSPITAL FOR PRECAUTIONARY OBSERVATION. | | IN ADDITION, THEY CONTACTED THE FDA, LOCAL FBI, AND THE WILL COUNTY | | SHERIFF'S DEPARTMENT. AT 0040 ON 11/8/94, THE WILL COUNTY SHERIFF'S | | DEPARTMENT OPENED AN INVESTIGATION AND INDICATED THAT THEY WOULD PROBABLY | | CONTACT THE FBI. | | | | ALL VENDING MACHINES AT THE SITE HAVE BEEN SECURED. A COCA-COLA | | REPRESENTATIVE HAS ALSO BEEN INVOLVED IN THESE DEVELOPMENTS AND IS PURSUING | | A PARALLEL INVESTIGATION. | | | | NO ILL EFFECTS HAVE BEEN EXPERIENCED BY THE EMPLOYEES TO DATE. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+