U.S. Nuclear Regulatory Commission Operations Center Event Reports For 06/12/98 - 06/15/98 ** EVENT NUMBERS ** 34259 34391 34392 34393 34394 34395 34396 34397 34398 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34259 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 05/19/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 11:31 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 05/18/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 11:42[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/13/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |MONTE PHILLIPS RDO | | DOCKET: 0707002 |FRED COMBS, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: KURT SISLER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |OCBC 76.120(c)(2)(iii) REDUNDANT EQUIP INOP | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE TO HAVE REDUNDANT EQUIPMENT AVAILABLE AND OPERABLE TO PERFORM THE | | REQUIRED SAFETY FUNCTION OF WARNING PERSONNEL (24-HOUR REPORT) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM PORTSMOUTH: | | | | "AT 1142 ON MAY 18, 1998, AFTER RESPONDING TO A BUILDING EVACUATION FROM A | | 'SEE & FLEE,' THE BUILDING EVACUATION HORNS WERE DEENERGIZED TO ALLOW | | MAINTENANCE TO REPLACE THE BROKEN GLASS ON THE TRIP ALARM AND ALLOW | | PERSONNEL TO RE-ENTER THE BUILDING. AT THIS POINT, THE ELECTRIC AUDIBILITY | | PORTION OF THE CRITICALITY ACCIDENT ALARM SYSTEM (CAAS) WAS INOPERABLE FOR | | PROVIDING CRITICALITY WARNING FOR THE 12-RAD AREA SPECIFIED IN THE | | [TECHNICAL SPECIFICATION REQUIREMENT (TSR)]. VISUAL ALARMS EXTERNAL TO THE | | BUILDING AND LOCAL NITROGEN CLUSTER ALARMS WERE STILL OPERABLE. SINCE | | THERE WAS NO REDUNDANT EQUIPMENT AVAILABLE AND OPERABLE TO PERFORM THE | | REQUIRED SAFETY FUNCTION OF WARNING PERSONNEL, THIS EVENT IS REPORTABLE | | UNDER [10] CFR 76.120(c)(2)(iii)." | | | | "THERE WAS NO LOSS OF HAZARDOUS/RADIOACTIVE MATERIAL[, AND THERE WERE NO] | | RADIOACTIVE/RADIOLOGICAL CONTAMINATION EXPOSURE[S] AS A RESULT OF THIS | | EVENT." | | | | PORTSMOUTH PERSONNEL NOTIFIED THE SITE DEPARTMENT OF ENERGY REPRESENTATIVE | | AND PLAN TO NOTIFY THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 1006 ON 06/13/98 FROM STEVE MAY RECEIVED BY TROCINE * * * | | | | PORTSMOUTH PERSONNEL ARE RETRACTING THIS EVENT NOTIFICATION AFTER NUCLEAR | | REGULATORY AFFAIRS AND ENGINEERING PERSONNEL CONCLUDED THAT THE NITROGEN | | CLUSTER ALARM WOULD HAVE MET THE TSR AUDIBILITY REQUIREMENTS. | | | | PORTSMOUTH PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND PLAN TO NOTIFY | | THE DEPARTMENT OF ENERGY SITE REPRESENTATIVE. THE NRC OPERATIONS OFFICER | | NOTIFIED THE R3DO (KOZAK) AND NMSS EO (HOLONICH). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34391 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 06/12/98 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 09:39 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 06/12/98 | +------------------------------------------------+EVENT TIME: 07:48[EDT]| |NRC NOTIFIED BY: SAUER |LAST UPDATE DATE: 06/12/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD BARKLEY RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATIONS DUE TO DISCOVERY OF AN OIL SHEEN ON THE DELAWARE | | RIVER | | | | AN OIL SHEEN WAS OBSERVED ON THE DELAWARE RIVER IN THE VICINITY OF THE | | STATION OIL WATER SEPARATOR OUTLET. THE SHEEN WAS ESTIMATED TO BE CAUSED | | BY APPROXIMATELY 16 OUNCES OF #2 FUEL OIL. THE LICENSEE STATED THAT NO | | FURTHER DISCHARGE WILL OCCUR BECAUSE THE PUMPS IN THE OIL WATER SEPARATOR | | HAVE BEEN SECURED. CLEANUP ACTIVITIES (USING ABSORBENT BOOMS) ARE IN | | PROGRESS. | | | | THE LICENSEE NOTIFIED THE NEW JERSEY DEPARTMENT OF ENVIRONMENTAL | | PROTECTION, THE LOWER ALLOWAYS CREEK TOWNSHIP, AND THE NRC RESIDENT | | INSPECTOR. THE LICENSEE ALSO PLANS TO NOTIFY THE U.S. COAST GUARD. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 34392 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: U.S. AIR FORCE, BOLLING AFB |NOTIFICATION DATE: 06/12/98 | | CITY: SAN ANTONIO REGION: 4 |NOTIFICATION TIME: 10:54 [ET]| | COUNTY: STATE: TX |EVENT DATE: 06/03/98 | |LICENSE#: 42-23539-01AF AGREEMENT: Y |EVENT TIME: : [CDT]| | DOCKET: |LAST UPDATE DATE: 06/12/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |WILLIAM JOHNSON RDO | | |FRED COMBS, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MAJOR KRISTIN SWENSON | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |IBBF 30.50(b)(2)(ii) EQUIP DISABLED/FAILS | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FAILURE OF A BLOOD IRRADIATOR TO FUNCTION AT WILFORD HALL MEDICAL CENTER | | LOCATED IN SAN ANTONIO, TEXAS | | | | WILFORD HALL MEDICAL CENTER (U.S. AIR FORCE PERMIT #TX-02682-00/12AFP) | | REPORTED THE FAILURE OF A BLOOD IRRADIATOR (MODEL #437C) TO THE | | MANUFACTURER (IBL CISUS) AND TO THE U.S. AIR FORCE LOCATED AT BOLLING AIR | | FORCE BASE IN WASHINGTON D.C. THE U.S. AIR FORCE REPORTED THIS INCIDENT TO | | THE NRC OPERATIONS CENTER. | | | | APPARENTLY, THERE WAS A CRIMP IN A WIRE WHICH PREVENTED THE BLOOD | | IRRADIATOR FROM FUNCTIONING PROPERLY IN THAT IT WOULD NOT IRRADIATE THE | | BLOOD. WILFORD HALL MEDICAL CENTER NOTIFIED THE MANUFACTURER, AND THE WIRE | | PROBLEM WAS REPAIRED WITH THE MANUFACTURER PRESENT. | | | | IT WAS REPORTED THAT THE SOURCE (GREATER THAN 5,000 CURIES OF CESIUM-137) | | REMAINED SHIELDED AND THAT THE INTERLOCK WORKED PROPERLY. THERE WERE NO | | PERSONNEL EXPOSURES, CONTAMINATIONS, OR INJURIES. IN ADDITION, NONE OF THE | | BLOOD WAS INCORRECTLY IRRADIATED. | | | | (REFER TO THE HOO LOG FOR AN AIR FORCE CONTACT TELEPHONE NUMBER.) | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34393 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BEAVER VALLEY REGION: 1 |NOTIFICATION DATE: 06/12/98 | |UNIT: [ ] [2] [ ] STATE: PA |NOTIFICATION TIME: 16:58 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 06/12/98 | +------------------------------------------------+EVENT TIME: 16:20[EDT]| |NRC NOTIFIED BY: VALLECORSA |LAST UPDATE DATE: 06/12/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD BARKLEY 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SINGLE FAILURE COULD CAUSE BOTH HYDROGEN RECOMBINERS TO BECOME INOPERABLE. | | | | UNIT 2 HAS TWO CROSS-CONNECT LINES INSTALLED ON THE SUCTION SIDE OF THE | | HYDROGEN RECOMBINERS. TECHNICAL SPECIFICATION 3.6.4.2 CALLS FOR SEPARATE | | AND REDUNDANT HYDROGEN RECOMBINERS TO BE OPERABLE FOR MODES 1 AND 2. THE | | NUCLEAR ENGINEERING DEPARTMENT HAS DETERMINED THAT A SINGLE PASSIVE FAILURE | | OF THIS CROSS-CONNECT COULD POSE AN UNANALYZED CONDITION. THIS PASSIVE | | FAILURE COULD EITHER INTRODUCE DILUTION AIR INTO THE CONTAINMENT HYDROGEN | | MIXTURE (AFFECTING THE PERFORMANCE OF THE RECOMBINERS) AND/OR INCREASE THE | | CONTAINMENT LONG-TERM PRESSURE DUE TO THE INDUCTION OF AIR (WITH THE | | POSSIBILITY OF RETURNING THE CONTAINMENT TO POSITIVE PRESSURE). | | | | THESE CROSS-CONNECTS WERE INSTALLED AS A FIELD DESIGN CHANGE DURING | | PRE-OPERATIONAL TESTING (1987) IN ORDER TO INCREASE TEST FLOW INTO THE | | RECOMBINERS. PROPER REVIEW OR CONTROL OF THIS FIELD CHANGE DID NOT OCCUR | | PRIOR TO ITS IMPLEMENTATION. | | | | SUBSEQUENT COMMUNICATIONS WITH THE RECOMBINER MANUFACTURER HAS PROVIDED THE | | CORRECTED FLOW INDICATOR/VOLTAGE READINGS RESULTING IN ACCEPTABLE FLOW | | RATES WITHOUT REQUIRING THE USE OF THE CROSS-CONNECTS. HENCE, PRESENT | | TESTING METHODS DO NOT USE THESE CROSS-CONNECTS LINES TO OBTAIN ACCEPTABLE | | FLOW RATES. | | | | PRESENTLY, THE NUCLEAR ENGINEERING DEPARTMENT IS INVESTIGATING PERMANENT | | RESOLUTION OF THIS ISSUE. A REVIEW OF UNIT 1 REVEALS NO SIMILAR | | CROSS-CONNECT ISSUES FOR THE RECOMBINERS. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34394 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 06/14/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 10:28 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 06/14/98 | +------------------------------------------------+EVENT TIME: 07:30[EDT]| |NRC NOTIFIED BY: STEVE LAWHEAD |LAST UPDATE DATE: 06/14/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICHARD BARKLEY RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | |FEMA, DOE, USDA, HHS FAX | | |EPA, DOT (VIA NRC) FAX | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 HOT STANDBY | 0 HOT STANDBY | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION OF A DISCHARGE OF HYDRAZINE TO LONG ISLAND SOUND | | THROUGH AN UNAUTHORIZED PATHWAY | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "THE DISCHARGE OCCURRED WHILE ATTEMPTING TO LOWER CONDENSER HOTWELL LEVEL. | | THIS WAS NECESSARY AS [THE LICENSEE] HAD RECENTLY SWITCHED TO FEEDING THE | | STEAM GENERATORS USING THE AUXILIARY FEEDWATER PUMPS. THIS RESULTS IN AN | | ADDITION OF WATER TO THE CONDENSER HOTWELL WHICH MUST BE DRAINED." | | | | "THE CONDENSER HOTWELL DRAIN LINE, WHICH COMES OFF THE DISCHARGE OF THE | | CONDENSATE PUMPS, WAS BEING LINED UP TO [THE] CIRCULATING WATER DISCHARGE | | TUNNEL. THE THROTTLING CAUSED VIBRATION IN A 3/4" DRAIN LINE ADJACENT TO | | THE THROTTLE VALVE[, AND A LEAK DEVELOPED THROUGH A WELD.] THE LINE WAS | | IMMEDIATELY ISOLATED, BUT DISCHARGE OF WATER CONTINUED FOR SOME TIME DUE TO | | A TRAPPED UNISOLABLE VOLUME OF WATER DOWNSTREAM OF THE ISOLATION VALVES." | | | | "THE WATER CONTAIN[ED] HYDRAZINE, AND [IT] WAS DISCHARGED VIA THE TURBINE | | BUILDING FLOOR DRAINS TO LONG ISLAND SOUND. IT IS NOW BEING CONTAINED, AND | | THE DISCHARGE HAS STOPPED. THE ESTIMATED VOLUME OF [WATER] DISCHARGE[D] | | [WAS] 200 GALLONS WITH A MAXIMUM HYDRAZINE CONCENTRATION OF 100 PPB." | | | | THE LICENSEE NOTIFIED THE CONNECTICUT DEPARTMENT OF ENVIRONMENTAL | | PROTECTION, OTHER APPLICABLE STATE AND LOCAL AGENCIES, AND THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34395 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 06/14/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 18:34 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 06/14/98 | +------------------------------------------------+EVENT TIME: 18:10[EDT]| |NRC NOTIFIED BY: ROBERT SMITH |LAST UPDATE DATE: 06/14/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |RICH BARKELY RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | M/R N 0 HOT STANDBY | 0 HOT STANDBY | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR TRIP WHILE PERFORMING A ROD DROP TEST | | | | WHILE INSERTING SHUTDOWN BANK 'C' RODS DURING ROD DROP TESTING, IT WAS | | NOTED THAT GROUP POSITION INDICATION (GPI) WAS NOT CHANGING WHILE DIGITAL | | ROD POSITION INDICATION (DRPI) WAS TRACKING PROPERLY. THE INSERTION OF | | SHUTDOWN BANK 'C' WAS STOPPED. THE RODS IN SHUTDOWN BANK 'C' WERE THEN | | TRIPPED FROM THE CONTROL ROOM. | | | | SHUTDOWN BANK 'C' RODS WERE WITHDRAWN 96 STEPS OUT OF THE CORE DURING WHICH | | TIME CURRENT TRACINGS WERE TAKEN. GPI (MECHANICAL STEP COUNTER) AND DRPI | | INDICATED PROPER ROD POSITIONS DURING SHUTDOWN BANK 'C' WITHDRAWAL TO 96 | | STEPS. WHEN SHUTDOWN BANK 'C' WAS INSERTED FROM 96 STEPS, IT WAS | | IMMEDIATELY NOTED THAT GPI WAS NOT TRACKING THE INSERTION OF SHUTDOWN BANK | | 'C' WHILE DRPI INDICATED THAT SHUTDOWN BANK 'C' RODS WERE INSERTING INTO | | THE CORE. INSERTION OF SHUTDOWN BANK 'C' RODS WAS STOPPED AT 90 STEPS, AND | | THEN SHUTDOWN BANK 'C' RODS WERE TRIPPED FROM THE CONTROL ROOM. ALL RODS | | FULLY INSERTED INTO THE CORE. THE LICENSEE IS INVESTIGATING WHY THE GPI | | WAS NOT FUNCTIONING PROPERLY. | | | | NOTE: SHUTDOWN BANK 'C' WAS THE FIRST GROUP OF RODS TESTED. | | | | THE NRC RESIDENT INSPECTOR WAS IN THE CONTROL ROOM DURING ROD TESTING. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34396 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SOUTH TEXAS REGION: 4 |NOTIFICATION DATE: 06/14/98 | |UNIT: [1] [ ] [ ] STATE: TX |NOTIFICATION TIME: 20:33 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 06/14/98 | +------------------------------------------------+EVENT TIME: 17:08[CDT]| |NRC NOTIFIED BY: ALLGEYER |LAST UPDATE DATE: 06/14/98 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BILL JOHNSON RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |JACK STROSNIDER/NMSS EO | |NLCO TECH SPEC LCO A/S |RICHARD BARRETT/AEOD IRD | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | TECHNICAL SPECIFICATION REQUIRED SHUTDOWN DUE TO LOSS OF THE CHANNEL-III | | 125V AC/DC BATTERY-BANK CHARGER WHEN 4.16KV VITAL BUS 'E1B' WAS DEENERGIZED | | AFTER SMOKE WAS SEEN COMING FROM ITS POTENTIAL TRANSFORMER | | | | AT 1708 CDT, A 4.16KV UNDERVOLTAGE ALARM AND A SEQUENCER ALARM WERE | | RECEIVED IN THE CONTROL ROOM. PLANT PERSONNEL WERE SENT TO INVESTIGATE THE | | SOURCE OF THE ALARMS. THE CONTROL ROOM SHIFT SUPERVISOR WAS NOTIFIED THAT | | SMOKE WAS COMING FROM THE POTENTIAL TRANSFORMER FOR 4.16KV VITAL BUS 'E1B.' | | THE SHIFT SUPERVISOR ORDERED THAT 4.16KV VITAL BUS 'E1B' BE DEENERGIZED. A | | FIRE BRIGADE IN SELF CONTAINED BREATHING APPARATUS GEAR WAS SENT TO THE | | SEEN. THERE WERE NO FLAMES SEEN COMING FROM THE SMOKING POTENTIAL | | TRANSFORMER, AND SMOKE COMING FROM THE POTENTIAL TRANSFORMER STOPPED 13 | | MINUTES AFTER THE 4.16KV UNDERVOLTAGE AND THE SEQUENCER ALARMS WERE | | RECEIVED. NOBODY WAS INJURED BY THE SMOKE, AND NO OFFSITE ASSISTANCE WAS | | REQUESTED. | | | | DEENERGIZATION OF 4.16KV VITAL BUS 'E1B' CAUSED THE LOSS OF THE 125VDC | | BATTERY CHARGER ASSOCIATED WITH THE BUS. THE CONTROL POWER SUPPLY FOR | | BREAKERS, ETC. ASSOCIATED WITH VITAL BUS 'E1B' (THAT WAS DEENERGIZED) IS | | BEING SUPPLIED BY ITS STATION BATTERY (BATT-E1B11). THE STATION BATTERY | | (E1B11) SUPPLYING THE CONTROL POWER IS CURRENTLY BEING DRAINED AT A RATE OF | | 60 AMPS/HOUR (117 VOLTS). THE SHIFT SUPERVISOR AT THE TIME OF THIS REPORT | | HAD NOT CALCULATED THE LENGTH OF TIME THE STATION BATTERIES WOULD LAST AT A | | DISCHARGE RATE OF 60 AMPS/HOUR. HOWEVER, IT WAS ESTIMATED TO BE | | APPROXIMATELY 8 HOURS. THE LICENSEE ENTERED TECHNICAL SPECIFICATION | | 3.8.2.1.c, WHICH REQUIRES THE LICENSEE TO RESTORE THE CHANNEL-III 125VDC | | BATTERY CHARGER WITHIN 2 HOURS OR TO PLACE THE UNIT IN A HOT STANDBY | | CONDITION WITHIN THE FOLLOWING 6 HOURS AND TO PLACE THE UNIT IN A COLD | | SHUTDOWN CONDITION WITHIN THE FOLLOWING 30 HOURS. | | | | SOUTH TEXAS UNIT 1 HAS THREE 4.16KV VITAL BUSES ('E1A,' 'E1B,' AND 'E1C'), | | AND EACH 4.16KV VITAL BUS HAS AN EMERGENCY DIESEL GENERATOR. THE EMERGENCY | | DIESEL GENERATORS CANNOT BE CROSS CONNECTED TO ANOTHER EMERGENCY DIESEL | | GENERATOR'S 4.16KV VITAL POWER SUPPLY. ALL EMERGENCY CORE COOLING SYSTEMS | | AND THE EMERGENCY DIESEL GENERATOR ASSOCIATED WITH 4.16KV 'E1B' VITAL BUS | | ARE INOPERABLE. THE LICENSEE SAID THAT THE OTHER TWO 4.16KV TRAINS ('E1A' | | AND 'E1C') AND THEIR ASSOCIATED EMERGENCY DIESEL GENERATORS ARE FULLY | | OPERABLE IF NEEDED. THE PLANT CAN BE SAFELY SHUTDOWN USING THE TWO | | REMAINING TRAINS ('E1A' AND 'E1C') OF EMERGENCY CORE COOLING SYSTEMS AND | | EMERGENCY DIESEL GENERATORS. THE ELECTRICAL GRID IS STABLE. | | | | THE LICENSEE STATED THAT THERE ARE NO POTENTIAL TRANSFORMERS LISTED IN THE | | COMPUTER INVENTORY TO REPLACE THE ONE THAT IS DAMAGED. | | | | A FIRE ALARM FOR REACTOR COOLANT PUMP '1C' WAS ALSO RECEIVED, BUT UPON | | INVESTIGATION, IT WAS FOUND THAT THERE WAS NOTHING WRONG WITH REACTOR | | COOLANT PUMP '1C.' IN ADDITION, THE UNIT WAS IN A 30-DAY LIMITING | | CONDITION OF OPERATION FOR THE REACTOR VESSEL LEVEL INSTRUMENTATION SYSTEM. | | | | THE NRC RESIDENT INSPECTOR WAS IN THE CONTROL ROOM WHEN THE LICENSEE MADE | | THIS EVENT NOTIFICATION. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34397 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 06/15/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 02:12 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 06/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 01:25[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 06/15/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |THOMAS KOZAK RDO | | DOCKET: 0707002 |JOE HOLONICH/NMSS EO | +------------------------------------------------+RICHARD BARRETT/AEOD IRD | |NRC NOTIFIED BY: ERIC SPAETH | | |HQ OPS OFFICER: LEIGH TROCINE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |PAAA 95.57(b) LOSS OF CLASSIFIED INFO | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL COMPROMISE OF CLASSIFIED INFORMATION DUE TO AN UNSECURED | | CLASSIFIED REPOSITORY (1-HOUR REPORT) (REFER TO EVENT #34340 FOR A SIMILAR | | EVENT.) | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM PORTSMOUTH: | | | | "WHILE CONDUCTING ROUTINE SECURITY CHECKS IN THE X-710 FACILITY, PROTECTIVE | | FORCES PERSONNEL DISCOVERED AN UNSECURED CLASSIFIED REPOSITORY IN THE | | OFFICE AREA. THE DISCOVERY WAS MADE AT 0125 HOURS ON MONDAY, JUNE 15th, | | 1998, AND [IT] WAS IMMEDIATELY REPORTED TO THE PROTECTIVE FORCES SHIFT | | COMMANDER WHO THEN REPORTED THE INCIDENT TO THE ON-DUTY PLANT SHIFT | | SUPERINTENDENT. THE CUSTODIAN OF THE CLASSIFIED REPOSITORY WAS NOTIFIED, | | AND THE CONTENTS OF THE REPOSITORY WILL BE INVENTORIED. LEAVING A | | CLASSIFIED REPOSITORY UNSECURED CONSTITUTES A SECURITY INFRACTION AT | | PORTSMOUTH GASEOUS DIFFUSION PLANT." | | | | PORTSMOUTH PERSONNEL NOTIFIED THE NRC RESIDENT INSPECTOR AND PLAN TO | | NOTIFIED THE DEPARTMENT OF ENERGY SITE REPRESENTATIVE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34398 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WASHINGTON NUCLEAR REGION: 4 |NOTIFICATION DATE: 06/15/98 | |UNIT: [2] [ ] [ ] STATE: WA |NOTIFICATION TIME: 05:28 [ET]| |RX TYPE: [2] GE-5 |EVENT DATE: 06/15/98 | +------------------------------------------------+EVENT TIME: 02:22[PDT]| |NRC NOTIFIED BY: SHAWN JARROW |LAST UPDATE DATE: 06/15/98 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM JOHNSON 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 | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 36 POWER OPERATION | 35 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TECHNICAL SPECIFICATION REQUIRED SHUTDOWN DUE TO THE INABILITY TO ISOLATE A | | CONTAINMENT PENETRATION AS A RESULT OF A STUCK TRAVERSING INCORE PROBE | | (TIP) DRIVE CABLE | | | | THE FOLLOWING TEXT IS A PORTION OF A FACSIMILE RECEIVED FROM THE LICENSEE: | | | | "A 1-HOUR NON-EMERGENCY REPORT IS BEING MADE DUE TO INITIATION OF A PLANT | | SHUTDOWN REQUIRED BY TECHNICAL SPECIFICATIONS. THE PLANT SHUTDOWN [FROM | | 36% POWER] WAS INITIATED AT 0222 PDT." | | | | "DURING TIP MOVEMENTS, A TIP DRIVE CABLE BECAME STUCK. THE CAUSE OF THE | | STUCK CABLE IS NOT KNOWN AT THIS TIME. THIS DISABLED THE [FACILITY'S] | | ABILITY TO CLOSE [GATE VALVE] TIP-V-2 WHICH IS A PRIMARY CONTAINMENT | | ISOLATION VALVE. THE PENETRATION IS CAPABLE OF BEING ISOLATED VIA THE | | IN-LINE SHEAR VALVE WHICH IS STILL OPERABLE." THE IN-LINE SHEAR VALVE IS A | | KEY-LOCK, EXPLOSIVE, SQUIB-TYPE VALVE WHICH WOULD CRIMP THE LINE IF IT WAS | | CLOSED. THIS WOULD NECESSITATE REPLACEMENT OF BOTH THE IN-LINE SHEAR VALVE | | AND THE TIP DETECTOR DRIVE CABLE. | | | | "TECHNICAL SPECIFICATIONS DIRECT THE PLANT TO GO TO HOT SHUTDOWN WITHIN 12 | | HOURS AND BE IN COLD SHUTDOWN WITHIN 36 HOURS IF THE INOPERABLE PRIMARY | | CONTAINMENT ISOLATION VALVE IS NOT ISOLATED WITHIN 4 [HOURS]. SINCE THE | | IN-LINE VALVE IS A SHEAR VALVE [WHICH WOULD CRIMP THE LINE IF CLOSED], THE | | FACILITY HAS CHOSEN TO SHUT [THE UNIT] DOWN. THE PLANT IS CURRENTLY AT 35% | | POWER IN MODE 1 WITH A SHUTDOWN IN PROGRESS." | | | | "WHEN PERMITTED, A PRIMARY CONTAINMENT ENTRY WILL BE PERFORMED FOR | | INSPECTION AND RECOVERY OF THE TIP DRIVE CABLE." | | | | THE LICENSEE STATED THAT CURRENTLY DRYWELL INSTRUMENTATION HAS NOT | | INDICATED AN INCREASE IN RADIATION LEVELS. HOWEVER, THE LICENSEE PLANS TO | | TAKE PRECAUTIONS DURING THE UPCOMING PRIMARY CONTAINMENT ENTRY DUE TO THE | | POTENTIAL FOR ELEVATED RADIATION LEVELS. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+