U.S. Nuclear Regulatory Commission Operations Center Event Reports For 04/16/98 - 04/17/98 ** EVENT NUMBERS ** 33915 34068 34078 34079 34080 34081 34082 34083 34084 34085 34086 34087 34088 34089 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 33915 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 03/18/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 13:54 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 03/18/98 | +------------------------------------------------+EVENT TIME: 13:20[EST]| |NRC NOTIFIED BY: ROBERT SMITH |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD BARKLEY RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MISAPPLICATION OF SOLENOID VALVES WHICH COULD CAUSE RESIDUAL HEAT REMOVAL | | (RHR) HEAT EXCHANGER (HX) DISCHARGE VALVES AND BYPASS VALVES TO FAIL IN A | | CONDITION OTHER THAN EXPECTED. | | | | IT WAS DISCOVERED THAT THE POTENTIAL FAILURE OF SOLENOID AIR-ASSISTED | | VALVES COULD RESULT IN A CONDITION THAT ALONE COULD HAVE PREVENTED THE | | FULFILLMENT OF A SAFETY FUNCTION OF STRUCTURES OR SYSTEMS USED TO REMOVE | | RESIDUAL HEAT. THESE SOLENOID VALVES ARE IN BOTH RHR TRAINS. THESE RHR HX | | DISCHARGE VALVES ARE REQUIRED TO OPEN TO PROVIDE REACTOR COOLDOWN. | | | | ALL FOUR STEAM GENERATORS ARE AVAILABLE FOR HEAT REMOVAL. LOW LEVELS OF | | DECAY HEAT IN THE CORE AT THE PRESENT TIME ALLOW THE MINIMUM FLOW OF | | COMPONENT COOLING WATER THROUGH THE 'B' RHR HX TO REMOVE DECAY HEAT. | | | | DURING CALIBRATION OF THE POSITIONER FOR RHR VALVE 3RHS*FCV618 IT WAS | | DISCOVERED THAT THE VALVE TOOK 3 MINUTES TO OPEN WHEN AIR WAS REMOVED | | (FAIL OPEN VALVE). THE VALVE SHOULD OPEN IN JUST A FEW SECONDS. IT WAS | | DETERMINED THAT THE SOLENOID VALVE IS A PILOT ACTUATED OR AIR ASSISTED | | VALVE, WHICH APPEARS TO BE THE WRONG TYPE FOR THIS APPLICATION. IN A | | PILOT ACTUATED VALVE, AIR IS REQUIRED TO POSITION THE PISTON IN THE VALVE. | | IN THIS APPLICATION, THE SOLENOID ACTUATOR SHOULD AUTOMATICALLY DUMP AIR | | PRESSURE USED FOR POSITION CONTROL WHEN A LOSS OF POWER OCCURS ALLOWING THE | | THROTTLED RHR VALVE TO FULLY OPEN FOR RCS HEAT REMOVAL. THE FOUR VALVES | | AFFECTED BY THIS TYPE OF SOLENOID VALVE INCLUDE THE RHR HEAT EXCHANGE | | DISCHARGE AND BYPASS VALVES (RHS 606, 607, 618, AND 619) FOR BOTH TRAINS. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | | | | ***RETRACTION ON 04/16/98 AT 1135 ET FROM SMITH TAKEN BY MACKINNON*** | | | | THE RESULTS OF A SEQUENCE ANALYSIS OF THE ABOVE EVENT HAS FOUND THAT THE | | DECAY HEAT REMOVAL CAPABILITY HAD NOT BEEN COMPROMISED BY THE USE OF A | | PILOT-OPERATED SOLENOID VALVE. THE SYSTEM CONTINUED TO BE ABLE TO PERFORM | | ITS INTENDED SAFETY FUNCTION. THE PROTECTIVE FEATURES THAT HAD BEEN | | INSTALLED BY DCRM 396605 WOULD HAVE FUNCTIONED AS REQUIRED. THE LICENSEE | | SAID THAT THE VALVE WOULD HAVE ACTUATED SLUGGISHLY, BUT IF NEEDED, WOULD | | STILL HAVE OPENED TO PROVIDE DECAY HEAT REMOVAL. R1DO (DOERFLEIN) NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED OF THIS RETRACTION BY THE | | LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34068 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALISADES REGION: 3 |NOTIFICATION DATE: 04/13/98 | |UNIT: [1] [ ] [ ] STATE: MI |NOTIFICATION TIME: 18:27 [ET]| |RX TYPE: [1] CE |EVENT DATE: 04/13/98 | +------------------------------------------------+EVENT TIME: 17:40[EDT]| |NRC NOTIFIED BY: ROBERT VINCENT |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 96 POWER OPERATION | 96 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | BOTH TRAINS OF HPSI DISABLED DURING SYSTEM TESTING | | | | DURING PERFORMANCE OF HIGH PRESSURE SAFETY INJECTION (HPSI) SYSTEM PRESSURE | | TESTING ON 4/10/1998, THE TEST CONFIGURATION COULD HAVE DISABLED BOTH | | TRAINS OF HPSI SIMULTANEOUSLY. THE LICENSEE REPORTED THAT BOTH TRAINS OF | | HPSI WERE LINED UP FOR RCS HOT LEG INJECTION, WHICH INTERCONNECTS BOTH | | TRAINS AT THE COMMON HOT LEG INJECTION LINE. IF A LOSS OF COOLANT ACCIDENT | | WERE TO HAVE OCCURRED DURING THE 1.5 HOUR TIME THAT THE TRAINS WERE IN | | THEIR TEST CONFIGURATION, HPSI FLOW COULD HAVE BEEN DIVERTED THROUGH THE | | BREAK, RESULTING IN LESS FLOW TO THE REACTOR VESSEL THAN ANALYZED. | | | | THE LICENSEE BECAME AWARE OF THIS PROBLEM AT 1740 ON 4/13/1998. AN INCIDENT | | RESPONSE TEAM IS BEING FORMED TO ASSESS THE EVENT. THE NRC RESIDENT | | INSPECTOR HAS BEEN INFORMED. | | | | * * * UPDATE AT 1849 ON 4/16/98 BY ROBERT VINCENT TO FANGIE JONES * * * | | | | THE INCIDENT RESPONSE TEAM INVESTIGATION OF THE ORIGINAL EVENT HAS | | DETERMINED THAT THE PROCEDURE DEFICIENCY HAS EXISTED SINCE 1988. THERE | | WERE FIVE OTHER TIMES THE PROCEDURE WAS CONDUCTED (1988, 1992, 1993, 1995, | | AND 1996). THIS EXPANDS THE EVENT TO A TOTAL OF SIX TIMES THAT THIS HAS | | OCCURRED. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. HEADQUARTERS | | OPERATIONS OFFICER NOTIFIED THE R3DO (JOHN JACOBSON). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34078 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/15/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 18:25 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/14/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 19:30[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/16/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JOHN JACOBSON RDO | | DOCKET: 0707001 |JOHN AUSTIN EO | +------------------------------------------------+RICHARD BARRETT IRD | |NRC NOTIFIED BY: TONY HUDSON | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | NRC BULLETIN 91-01 24 HOUR REPORT | | | | A 6" DIAMETER x 4' LONG SECTION OF SUCTION PIPING WAS REMOVED FROM A SEAL | | EXHAUST PUMP IN THE C-337 BUILDING WITHOUT A NUCLEAR CRITICALITY SAFETY | | APPROVAL (NCSA). NUCLEAR CRITICALITY SAFETY PERSONNEL HAVE ESTABLISHED A | | TWO FOOT EXCLUSION AREA AROUND THIS PIPE. DURING THE REVIEW OF THIS EVENT, | | EIGHT ADDITIONAL INSTANCES OF SIMILAR CONCERN HAVE BEEN DISCOVERED. THE NRC | | RESIDENT INSPECTOR WILL BE INFORMED. | | | | ***UPDATE ON 04/16/98 2 1020 ET BY T.B. HUDSON TAKEN BY MACKINNON*** | | CHANGES WERE MADE IN THE EVENT NOTIFICATION WORKSHEET EVENT DATE BLOCK AND | | IN THE EVENT DESCRIPTION. | | | | THE FOLLOWING IS FROM A FACSIMILE SENT IN BY PADUCAH: | | | | "ON 04-14-98 AT 1830 CDT, IT WAS DETERMINED THAT A NUCLEAR CRITICALITY | | SAFETY VIOLATION OCCURRED DUE TO REMOVAL OF A SIX-INCH DIAMETER SUCTION | | NOZZLE PIPE (LENGTH APPROXIMATELY 4 FT) FROM C-337 SEAL EXHAUST PUMP #7 | | WITHOUT AN APPROVED NCSA. ON APRIL 12, 1998, THIS SECTION OF PIPE WAS | | IDENTIFIED BY THE BUILDING MANAGER LOCATED OUTSIDE THE SEAL EXHAUST FISSILE | | CONTROL AREA WITHOUT ANY SPACING ESTABLISHED. AFTER DISCUSSIONS WITH | | NUCLEAR CRITICALITY SAFETY (NCS), A 2-FOOT BOUNDARY AROUND THE SECTION OF | | PIPE WAS ESTABLISHED UNTIL IT COULD BE DISPOSITIONED. WHILE WORKING TO | | DISPOSITION THIS PIPE SECTION ON APRIL 14, 1998, THE NCS VIOLATION WAS | | IDENTIFIED. NCSE KY/S-232 DID NOT ANALYZE THE REMOVAL OF PROCESS GAS PIPING | | DURING THE PUMP REMOVAL PROCESS. SINCE THE NCSE DID NOT CONSIDER THE | | REMOVAL OF PF SEAL EXHAUST PIPING, NO NCSA CONTROLS WERE DEVELOPED. | | THEREFORE, THE REMOVAL OF THE CONTAMINATED PIPING AS PART OF THE SEAL | | EXHAUST PUMP REMOVAL WAS OUTSIDE THE BOUNDS OF THE ANALYSIS. | | | | "AS A RESULT OF A SITE WIDE WALK DOWN, EIGHT PIPE ELBOWS (ADAPTERS) WERE | | DISCOVERED WHICH HAD BEEN REMOVED FROM OTHER EAL EXHAUST AND/OR WET AIR | | (SX/WA) STATIONS. TWO OF THESE WERE ON A PALLET, ON A SHELF NEAR COLUMN H3 | | IN C-337. ONE ELBOW WAS DISCOVERED NEAR COLUMN Ub-3 IN C-333. TWO MORE | | ELBOWS WERE DISCOVERED NEXT TO EACH OTHER ON THE CELL FLOOR IN C-333. | | ANOTHER PIPE ELBOW WAS DISCOVERED IN C-720 PUMP SHOP. THE LAST TWO WERE | | DISCOVERED NEXT TO A SX/WA PUMP WHICH WAS BEING STORED IN C-400 PUMP SHOP. | | ALL OF THESE ELBOWS WERE ROPED OFF TO PROVIDE SPACING CONTROL." | | R3DO (JOHN JACOBSON) AND NMSS EO (FRED COMBS) NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34079 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUSQUEHANNA REGION: 1 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 00:36 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 04/15/98 | +------------------------------------------------+EVENT TIME: 21:40[EDT]| |NRC NOTIFIED BY: DONALD E. ROLAND |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LARRY DOERFLEIN 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) TURBINE EXHAUST OUTBOARD VACUUM | | BREAKER ISOLATION VALVE CLOSED. | | | | DURING THE RESTORATION FROM A LOCAL LEAK RATE TEST ON AN INSTRUMENT | | PENETRATION OF THE PRIMARY CONTAINMENT, THE HPCI TURBINE EXHAUST OUTBOARD | | VACUUM BREAKER ISOLATION VALVE CLOSED. NO VALID ISOLATION SIGNALS OCCURRED | | NOR WAS THERE ANY PLANT CONDITION WHICH WOULD HAVE REQUIRED A CONTAINMENT | | ISOLATION. HPCI WAS OUT OF SERVICE AND PRIMARY CONTAINMENT RELAXED AT THE | | TIME OF THE OCCURRENCE. THE UNIT IS CURRENTLY IN A REFUELING OUTAGE. THE | | CAUSE APPEARS TO BE THE FAILURE OF TECHNICIANS TO COMPLETELY DEPRESSURIZE | | THE TEST VOLUME PRIOR TO ITS RE-ALIGNMENT FOR ADDITIONAL TESTING. THE | | RE-ALIGNMENT OF THE PRESSURIZED VOLUME ACTUATED A PRESSURE SWITCH ON THE | | COMMON HEADER CAUSING THE ISOLATION OF THE VALVE. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34080 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 04:45 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 04/15/98 | +------------------------------------------------+EVENT TIME: 23:45[CDT]| |NRC NOTIFIED BY: MARSHALL FUNKHOUSER |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON RDO | |AINA 50.72(b)(2)(iii)(A) POT UNABLE TO SAFE SD | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | ONE OF THE SUPPORT PINS THAT SUPPORTS THE NUCLEAR SAFETY PROTECTION SYSTEM | | (NSPS) BAY "C" POWER SUPPLY DRAWER WAS FOUND MISSING. | | | | THIS NOTIFICATION WAS MADE BASED ON A POWER SUPPLY SUPPORT PIN FOUND | | MISSING. A PIN WAS FOUND MISSING TO THE NSPS BAY "C" POWER SUPPLY DRAWER. | | THE INDIVIDUAL THAT REMOVED THE POWER SUPPLY DRAWER NOTED THAT THE PIN WAS | | NOT INSTALLED. IT IS NOT KNOWN HOW LONG THIS PIN HAS BEEN MISSING. | | | | THE PROPER OPERATION OF THE NSPS POWER SUPPLY DRAWER DURING A SEISMIC EVENT | | IS IN QUESTION. THERE IS NO PRESENT DATA KNOWN ON HOW THIS MISSING PIN | | WOULD IMPACT THIS TYPE OF EVENT; HOWEVER, THE RESIDUAL HEAT REMOVAL SYSTEM | | "B" AND "C" AND THE AUTOMATIC DEPRESSURIZATION SYSTEM LOGIC REQUIRE POWER | | TO INITIATE. THUS, THE ABILITY OF THESE SYSTEMS TO OPERATE DURING A | | SEISMIC EVENT IS IN QUESTION. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34081 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 04/16/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 09:35 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 04/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 10:10[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 04/16/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |JOHN JACOBSON RDO | | DOCKET: 0707002 |FRED COMBS, NMSS EO | +------------------------------------------------+RICH BARRETT, IRD AEOD | |NRC NOTIFIED BY: DALE NOEL | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DRY ACTIVE WASTE CONTAINER FOUND TO HAVE FREE LIQUID IN IT. | | | | NRC BULLETIN 91-01 24-HOUR NOTIFICATION | | | | WASTE OPERATIONS PERSONNEL DISCOVERED THAT A NUCLEAR CRITICALITY SAFETY | | APPROVAL (NCSA) REQUIREMENT WAS NOT BEING MAINTAINED WITHIN THE X-326 | | PROCESS BUILDING. FREE LIQUID IN THE FORM OF POLYMERIC BARRIER COMPOUND | | (USED AS A SEALANT MATERIAL) WAS DISCOVERED INSIDE A DRY ACTIVE WASTE (DAW) | | CONTAINER DURING A REPACKAGING EVOLUTION. THE FACT THAT FREE LIQUID WAS | | DISCOVERED INSIDE A DAW CONTAINER VIOLATES REQUIREMENT #14 OF | | NCSA_PLANT018.A01 THUS CONSTITUTING A LOSS OF CONTROL "B" (MODERATION) IN | | THE DOUBLE CONTINGENCY MATRIX FOR CONTINGENCY EVENT B.4.2. CONTROL "A" | | (MASS) WAS MAINTAINED THROUGHOUT THIS EVENT. CONTROL "B" (MODERATION) WAS | | ESTABLISHED AT 1130 HOURS UNDER THE DIRECTION OF NUCLEAR CRITICALITY SAFETY | | (NCS) PERSONNEL. THERE WAS NO LOSS OF HAZARDOUS/RADIOACTIVE MATERIAL OR | | RADIOACTIVE/RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT. | | | | CONTROLLED PARAMETERS (MASS, MODERATION, GEOMETRY, CONCENTRATION, ETC.): | | | | CONTROL "A" MASS WAS MAINTAINED THROUGHOUT THIS EVENT. CONTROL "B" | | MODERATION WAS VIOLATED DUE TO THE FACT THAT FREE LIQUIDS DID EXIST WITHIN | | THE DRY ACTIVE WASTE CONTAINER. NOTE: THERE WAS NO VISIBLE URANIUM WITHIN | | THE DRY ACTIVE WASTE CONTAINER. | | | | THE NRC RESIDENT INSPECTOR AND THE ONSITE DEPARTMENT OF ENERGY | | REPRESENTATIVE WERE NOTIFIED OF THIS EVENT BY PORTSMOUTH PERSONNEL. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34082 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: POINT BEACH REGION: 3 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [2] [ ] STATE: WI |NOTIFICATION TIME: 11:44 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 09:55[CDT]| |NRC NOTIFIED BY: VANA |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 REFUELING | 0 REFUELING | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED THAT 3/8" TUBING AND DISCHARGE PRESSURE INDICATORS | | DOWNSTREAM OF CONTAINMENT SPRAY PUMP ROOT VALVES ARE NOT SEISMICALLY/QA | | QUALIFIED. | | | | CONTAINMENT SPRAY PUMP DISCHARGE PRESSURE INDICATOR ROOT VALVES (SI-848G | | AND SI-848H) ARE NORMALLY REQUIRED TO BE CLOSED TO PROVIDE A PASSIVE CLOSED | | SYSTEM BOUNDARY FOR THEIR SPRAY SYSTEM. ALTHOUGH TESTED AS A CLOSED SYSTEM | | BOUNDARY, THE 3/8" TUBING AND DISCHARGE PRESSURE INDICATORS (PI-933A AND | | PI-933B) DOWNSTREAM OF THESE ROOT VALVES ARE NOT QUALIFIED | | (NON-QA/NON-SEISMIC) TO PERFORM THIS FUNCTION. AN FSAR REVISION ADDED | | CLOSED SYSTEM BOUNDARIES AS THE SECOND BOUNDARY OUTSIDE CONTAINMENT FOR THE | | SPRAY SYSTEM. THE REQUIRED POSITION OF THESE VALVES HAS NOT BEEN UPDATED, | | AND THE CURRENT CHECKLIST (CL-7A) HAS THEM IN THE OPEN POSITION; SO THEY | | ARE BASICALLY CONSIDERED OUT OF POSITION. A CONDITION REPORT WAS GENERATED | | AT 0906 CDT ON 04/16/98, AND SI-848G AND SI-848H WERE CLOSED AT 0939 CDT. | | REPORTABILITY OF THIS EVENT WAS DETERMINED AT 0955 CDT. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34083 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [2] [ ] STATE: SC |NOTIFICATION TIME: 11:56 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/15/98 | +------------------------------------------------+EVENT TIME: 18:10[EDT]| |NRC NOTIFIED BY: GENE MOSS |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | MISSED PREVENTIVE MAINTENANCE ON FIRE PROTECTION EQUIPMENT | | | | DURING A SELF ASSESSMENT OF THE FIRE PROTECTION PROGRAM, THE LICENSEE | | DISCOVERED THAT A REQUIREMENT TO INSPECT FIRE HOSE COUPLING GASKETS EVERY | | 18 MONTHS WAS OMITTED IN A MERGER OF PROCEDURES IN APRIL 1994. ENGINEERING | | PERSONNEL PERFORMED A VISUAL INSPECTION OF THE GASKETS AND FOUND THEM IN | | GOOD CONDITION. CORRECTIVE ACTION WILL BE TAKEN TO ASSURE COMPLIANCE WITH | | THE FIRE PROTECTION PROGRAM. | | | | THIS EVENT WAS REPORTED AS A DEVIATION UNDER LICENSE CONDITION 2.F FOR BOTH | | UNITS. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34084 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 14:13 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 11:15[EDT]| |NRC NOTIFIED BY: MARK KELLY |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | NONSAFETY CABLE FOUND THAT COMPROMISES TWO SAFETY TRAINS. | | | | DURING MAINTENANCE ACTIVITIES, THE LICENSEE DISCOVERED A NONSAFETY-RELATED | | CABLE THAT IS ROUTED IN BOTH RED AND GREEN SAFETY-TRAIN CABLE TRAYS. WHILE | | IT IS ACCEPTABLE TO ROUTE A NONSAFETY-RELATED CABLE WITH SAFETY-RELATED | | CABLES, IT CANNOT BE SUBSEQUENTLY ROUTED WITH ANOTHER SAFETY-TRAIN CABLE. A | | RED TRAIN NONSAFETY-RELATED CABLE WAS DISCOVERED TO BE PHYSICALLY AND | | ELECTRICALLY CONNECTED TO A GREEN TRAIN NONSAFETY-RELATED CABLE. THIS | | EFFECTIVELY CREATED A NONSAFETY CABLE TRAVELING BETWEEN TWO SAFETY TRAINS. | | | | APPROPRIATE ACTIONS WILL BE TAKEN AFTER THE INVESTIGATION TO DETERMINE THE | | EXTENT AND SIGNIFICANCE OF THIS CONDITION. THE LICENSEE INFORMED THE NRC | | RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34085 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [ ] [ ] STATE: SC |NOTIFICATION TIME: 15:35 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 14:50[EDT]| |NRC NOTIFIED BY: GENE MOSS |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |KERRY LANDIS RDO | |AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | FAILURE OF WARNING SIRENS TO ACTIVATE ON TEST | | | | YORK COUNTY PERFORMED A SILENT TEST OF THE WARNING SIREN SYSTEM (68 | | SIRENS), AND THE COMPUTER PRINTOUT RESULTS INDICATED FAILURE OF ALL SIRENS | | TO ACTIVATE. EVALUATION BY TELECOMMUNICATIONS AT TODDVILLE INDICATED THAT | | ACTIVATION BY YORK COUNTY HAD BEEN LOST, BUT IT IS POSSIBLE TO ACTIVATE THE | | SIRENS FROM THE TODDVILLE LOCATION. PERSONNEL WILL BE STATIONED AT THE | | TODDVILLE LOCATION TO STANDBY FOR SIREN ACTIVATION, IF NEEDED, UNTIL YORK | | COUNTY ACTIVATION ABILITY IS RESTORED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR AND YORK COUNTY. | | | | * * * UPDATE AT 1821 EDT ON 04/16/98 FROM GENE MOSS TO FANGIE JONES * * * | | | | YORK COUNTY SIRENS WERE BACK IN SERVICE AT 1750 EDT AFTER REPAIRS. THE | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE HEADQUARTERS OPERATIONS | | OFFICER NOTIFIED THE R2DO (KERRY LANDIS). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34086 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 17:18 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 14:32[CDT]| |NRC NOTIFIED BY: TIM HOLLAND |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ESF ACTUATION DUE TO LOGIC POWER SUPPLY LOSS | | | | WHILE PERFORMING POWER SUPPLY ADJUSTMENTS TO DIVISION 2 NUCLEAR SAFETY | | PROTECTION SYSTEM LOGIC POWER SUPPLIES AN ENGINEERING SAFEGUARDS FEATURE | | (ESF) ACTUATION OCCURRED DUE TO A LOSS OF LOGIC POWER. BOTH THE DIVISION 2 | | SHUTDOWN SERVICE WATER PUMP AND DIVISION 2 STANDBY GAS TREATMENT SYSTEM | | STARTED. CONTAINMENT ISOLATION FOR ASSOCIATED SYSTEMS OCCURRED FOR | | DIVISION 2 VALVES. ALL SYSTEMS ACTUATED AS DESIGNED. WHEN LOGIC POWER IS | | RESTORED, DIVISION 2 WILL BE RESTORED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34087 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 04/16/98 | |UNIT: [1] [ ] [ ] STATE: NY |NOTIFICATION TIME: 17:38 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 16:50[EDT]| |NRC NOTIFIED BY: FRANK SIENCZAK |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LAWRENCE DOERFLEIN 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 Y 99 POWER OPERATION | 94 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | BREACH OF SECONDARY CONTAINMENT LEADING TO TECH SPEC SHUTDOWN | | | | ENGINEERING DISCOVERED A BREACH OF SECONDARY CONTAINMENT DURING A REVIEW OF | | PLANT PIPING DIAGRAMS. CONTAINMENT SPRAY HEAT EXCHANGER RAW WATER SIDE | | OPERATING VENTS, NORMALLY OPEN DURING OPERATION, CONSTITUTE A BREACH OF | | SECONDARY CONTAINMENT. A LOSS OF RAW WATER OR A TUBE LEAK WOULD ALLOW A | | DIRECT PATH TO THE LAKE VIA THE REACTOR BUILDING FLOOR DRAINS, BYPASSING | | THE SECONDARY CONTAINMENT. AFTER DISCUSSION WITH SENIOR MANAGEMENT, THE | | DECISION WAS MADE TO CONDUCT AN ORDERLY PLANT SHUTDOWN PER TECHNICAL | | SPECIFICATION 3.0.1 DUE TO A LOSS OF SECONDARY CONTAINMENT. SHUTDOWN | | COMMENCED AT 1650 EDT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1828 ON 04/16/98 FROM JIM KRONENBITTER TO FANGIE JONES * * | | | | AFTER PROCEDURAL CORRECTIONS AND ADMINISTRATIVE REVIEW, THE LICENSEE SHUT | | THE VENT VALVES AND RESTORED SECONDARY CONTAINMENT. THE PLANT SHUTDOWN WAS | | STOPPED AT 1750 EDT. THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE | | HEADQUARTERS OPERATIONS OFFICER NOTIFIED THE R1DO (LAWRENCE DOERFLEIN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34088 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 04/16/98 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 21:56 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 04/16/98 | +------------------------------------------------+EVENT TIME: 20:09[CDT]| |NRC NOTIFIED BY: SCOTT FRUIN |LAST UPDATE DATE: 04/16/98 | |HQ OPS OFFICER: FANGIE JONES +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON 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 SIGNAL OCCURRED WHILE FILLING THE | | REFUELING CAVITY. | | | | WHILE FILLING THE UNIT 2 REFUELING CAVITY WITH REFUELING WATER STORAGE TANK | | WATER FOLLOWING THE LIFTING OF THE REACTOR VESSEL HEAD, A CONTAINMENT | | VENTILATION ISOLATION SIGNAL WAS ACTIVATED. THE INCREASE IN DOSE RATE WAS | | EXPECTED, BUT THE ALARM ACTIVATION WAS NOT EXPECTED. THE CONTAINMENT | | VENTILATION ISOLATION VALVES WERE ALREADY CLOSED, BUT THE ALARM WAS | | PROCESSED THROUGH THE SOLID STATE PROTECTION SYSTEM. RAD-PROTECTION | | PERSONNEL MONITORED THE AREA AND FOUND INCREASED RADIATION LEVELS ONLY IN | | THE IMMEDIATE AREA OF THE REFUELING CAVITY. | | | | THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34089 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 04/17/98 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 06:02 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 04/17/98 | +------------------------------------------------+EVENT TIME: 04:03[CDT]| |NRC NOTIFIED BY: STEVE MATTSON |LAST UPDATE DATE: 04/17/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN JACOBSON RDO | |AAIR 50.72(b)(2)(iv)(A) AIRBORNE RAD RELEASE | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 13 STARTUP | 13 STARTUP | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | HIGH PRESSURE COOLANT INJECTION (HPCI) DECLARED INOPERABLE | | | | THE HIGH PRESSURE COOLANT INJECTION SYSTEM (HPCI) WAS DECLARED INOPERABLE | | DUE TO THE INABILITY TO SUCCESSFULLY COMPLETE THE HIGH PRESSURE TEST IN | | ACCORDANCE WITH TECHNICAL SPECIFICATION SURVEILLANCE REQUIREMENT 4.5.A.2.c. | | UPON COMPLETION OF THE SURVEILLANCE THE HPCI TURBINE FAILED TO TRIP USING | | THE REMOTE TURBINE TRIP PUSH BUTTON. THE HPCI TURBINE WAS SUBSEQUENTLY | | TRIPPED SUCCESSFULLY USING THE LOCAL TURBINE TRIP DEVICE. THIS PLACED UNIT | | 2 IN A 14 DAY LIMITING CONDITION FOR OPERATION PER TECHNICAL SPECIFICATION | | 3.5.A. ALL OTHER EMERGENCY CORE COOLING SYSTEMS AND THE EMERGENCY DIESEL | | GENERATORS ARE FULLY OPERABLE. HPCI SUCCESSFULLY PASSED ITS LOW PRESSURE | | SURVEILLANCE EARLY IN THE DAY IN ACCORDANCE WITH TECHNICAL SPECIFICATION | | 4.5.A.3.b.1. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+