U.S. Nuclear Regulatory Commission Operations Center Event Reports For 08/24/98 - 08/25/98 ** EVENT NUMBERS ** 34514 34671 34672 34673 34674 34675 34676 34677 34678 34679 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34514 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 07/15/98 | |UNIT: [1] [2] [ ] STATE: SC |NOTIFICATION TIME: 13:23 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 07/15/98 | +------------------------------------------------+EVENT TIME: 00:00[EDT]| |NRC NOTIFIED BY: KELLER |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |THOMAS DECKER RDO | |HFIT 26.73 FITNESS FOR DUTY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | AN EMPLOYEE ASSIGNED TO PERFORM DUTIES WITHIN THE SCOPE OF 10 CFR PART 26 | | ADMITTED TO INVOLVEMENT WITH A CONTROLLED SUBSTANCE. THE INDIVIDUAL'S SITE | | ACCESS HAS BEEN SUSPENDED. | | | | (REFER TO THE HOO LOG FOR SITE CONTACT INFORMATION AND ADDITIONAL EVENT | | DETAILS.) | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | | | | ***UPDATE AT 1115 EDT ON 07/21/98 FROM R. ERBY TO BAILEY*** | | | | THE RESULTS OF TESTS CONFIRMED THE USE OF A CONTROLLED SUBSTANCE BY THE | | EMPLOYEE. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER INFORMED THE R2DO (TOM DECKER). | | | | * * * UPDATE 1544EDT ON 8/24/98 FROM LEE KELLER TO S.SANDIN * * * | | | | "DURING A RETURN TO WORK DRUG SCREEN, AN EMPLOYEE ASSIGNED TO PERFORM | | DUTIES WITHIN THE SCOPE OF 10 CFR PART 26 RECEIVED A CONFIRMED POSITIVE | | TEST FOR A CONTROLLED SUBSTANCE. THIS IS THE INDIVIDUAL'S SECOND CONFIRMED | | POSITIVE TEST. IN ACCORDANCE WITH DUKE ENERGY POLICIES AND PROGRAMS, THE | | INDIVIDUAL'S EMPLOYMENT HAS BEEN TERMINATED." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. NOTIFIED R2DO(WERT). | +------------------------------------------------------------------------------+ !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34671 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 08/22/98 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 15:13 [ET]| |RX TYPE: [1] CE |EVENT DATE: 08/22/98 | +------------------------------------------------+EVENT TIME: 13:40[EDT]| |NRC NOTIFIED BY: VOGTLE |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JAMES NOGGLE RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 DECOMMISSIONED | 0 DECOMMISSIONED | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE STATE OF MAINE DEPARTMENT OF ENVIRONMENTAL | | PROTECTION OF AN ASBESTOS SPILL INSIDE CONTAINMENT. | | | | THE ASBESTOS SPILL OCCURRED INSIDE CONTAINMENT. AN AIR SAMPLE TAKEN WAS | | ABOVE THE PERMISSIBLE EXPOSURE LIMIT, SO THE LICENSEE NOTIFIED THE STATE. | | THE AMOUNT OF THE SPILL IS UNKNOWN. NO PERSONNEL WERE AFFECTED, AND NO | | RELEASE OUTSIDE CONTAINMENT OCCURRED. | | | | THE LICENSEE DOES NOT HAVE AN NRC RESIDENT INSPECTOR. | | | | * * * UPDATE AT 0945 ON 08/24/98 FROM TERRY VOGEL TO TROCINE * * * | | | | BASED UPON CALCULATIONS, THE LICENSEE DISCOVERED THAT THE ASBESTOS SPILL | | WAS NOT REPORTABLE TO THE STATE. ACCORDINGLY, THE LICENSEE RETRACTED THE | | STATE NOTIFICATION AND IS RETRACTING THIS EVENT NOTIFICATION TO THE NRC. | | | | THE LICENSEE DOES NOT HAVE A RESIDENT INSPECTOR. THE NRC OPERATIONS | | OFFICER NOTIFIED THE R1DO (COOK). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34672 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: ACKENHEIL ENGINEERS INC. |NOTIFICATION DATE: 08/24/98 | | CITY: PITTSBURG REGION: 1 |NOTIFICATION TIME: 13:38 [ET]| | COUNTY: STATE: PA |EVENT DATE: 08/24/98 | |LICENSE#: 37-08440-01 AGREEMENT: N |EVENT TIME: 09:45[EDT]| | DOCKET: |LAST UPDATE DATE: 08/24/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |WILLIAM COOK RDO | | |LARRY CAMPER EO | +------------------------------------------------+ | |NRC NOTIFIED BY: BURTON HOLT | | |HQ OPS OFFICER: FANGIE JONES | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NDAM DAMAGE MEASURE GAUGE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DAMAGED TROXLER MOISTURE DENSITY GAUGE (SOURCE NOT DAMAGED) | | | | A TROXLER MOISTURE DENSITY GAUGE (MODEL #3411B, SERIAL #7312) WAS STRUCK BY | | A SCRAPER IN FINDLAY TOWNSHIP, PA. THE GAUGE WAS IN USE AT THE TIME AND | | THE OPERATOR WAS PRESENT AND UNABLE TO GET THE SCRAPPER TO STOP. TROXLER | | WAS CONTACTED AND CAME TO THE SITE OF THE INCIDENT. THE PROBE WAS STUCK | | OUT, BUT A RADIATION SURVEY AND A LOCAL WIPE TEST INDICATED NO LEAKAGE. | | TROXLER PUT THE GAUGE IN A STORAGE BARREL AND TRANSPORTED TO THEIR | | FACILITY. | | | | THE GAUGE CONTAINED 8 MILLICURIES OF Cs-137 AND 40 MILLICURIES OF | | Am-241/Be. | | | | THE LICENSEE CONTACTED REGION 1 (JUDY JUSTRA) | | | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34673 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DAVIS BESSE REGION: 3 |NOTIFICATION DATE: 08/24/98 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 16:07 [ET]| |RX TYPE: [1] B&W-R-LP |EVENT DATE: 08/24/98 | +------------------------------------------------+EVENT TIME: 14:45[EDT]| |NRC NOTIFIED BY: FRED CONN |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PATRICK HILAND RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |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 +------------------------------------------------------------------------------+ | LICENSEE DISCOVERED A BREACH IN THE CONTROL ROOM PRESSURE BOUNDARY (CTRB) | | WHICH PLACED THE UNIT IN TECH SPEC 3.0.3. | | | | AT 1445EDT AN OPERATOR DISCOVERED A BREACH OF THE CRPB NEAR THE CTRM VENT | | HUMIDIFIER. AT 1446EDT CTRM EQUIPMENT ROOM VENT FAN C-44 WAS SHUTDOWN. | | DURING THE 1 MIN FROM TIME OF DISCOVERY UNTIL THE VENT FAN WAS SECURED, THE | | UNIT WAS IN TECH SPEC 3.0.3. A PRELIMINARY INSPECTION REVEALED A DUCTWORK | | OPENING AT A JOINT OF APPROXIMATELY 35 SQUARE INCHES WHICH IS SLIGHTLY LESS | | THAN THE 40 SQUARE INCHES CONSIDERED IN THE DESIGN. THE LICENSEE | | TEMPORARILY REPAIRED THE DUCTWORK USING CLAMPS AND IS CONTINUING THE | | INVESTIGATION TO DETERMINE THE CAUSE. THERE WAS WORK IN THE AREA AT THE | | TIME INVOLVING REMOVAL OF DUCTWORK INSULATION. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34674 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 08/24/98 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 16:30 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/24/98 | +------------------------------------------------+EVENT TIME: 14:55[CDT]| |NRC NOTIFIED BY: AL CHRISTIANSON |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PATRICK HILAND RDO | |AESS 50.72(b)(1)(v) EMERGENCY SIREN 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 | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE STATION EXPERIENCED A LOSS OF > 25% OFFSITE SIRENS DUE TO SEVERE | | WEATHER. | | | | "AT 1455CDT BYRON STATION WAS NOTIFIED BY ITS CONTRACTOR THAT 42 OFFSITE | | SIRENS [OF THE 93 TOTAL] ARE INOPERABLE AS A RESULT OF SEVERE WEATHER IN | | THE AREA. THIS CONSTITUTES A LOSS OF GREATER THAN 25% AND, THUS, A LOSS OF | | THE PUBLIC PROMPT NOTIFICATION SYSTEM. NO ESTIMATED TIME OF RECOVERY IS | | AVAILABLE." | | | | THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34675 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 08/24/98 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 17:00 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/24/98 | +------------------------------------------------+EVENT TIME: 16:30[EDT]| |NRC NOTIFIED BY: JIMMY DIAL |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LEN WERT 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 +------------------------------------------------------------------------------+ | LICENSEE IS MAKING A 24-HOUR REPORT BASED ON A CONDITION OF LICENSE FOR | | EACH UNIT. | | | | "FROM AUGUST 17, 1998 THROUGH AUGUST 19, 1998, McGUIRE NUCLEAR STATION | | FAILED TO COMPLETELY COMPLY WITH THE REMEDIAL ACTIONS OF SELECTED LICENSEE | | COMMITMENTS 16.9-2 AND 16.9-4 FOLLOWING REMOVAL FROM SERVICE OF A PORTION | | OF THE FIRE PROTECTION SYSTEM. THESE REMEDIAL ACTIONS ARE PART OF THE | | IMPLEMENTATION AND MAINTENANCE OF THE FIRE PROTECTION PROGRAM AS DESCRIBED | | IN THE UFSAR. | | | | "THE McGUIRE STANDBY SHUTDOWN SYSTEM WAS NOT AFFECTED BY THIS ALIGNMENT, | | THEREFORE, McGUIRE DID NOT OPERATE OUTSIDE THE DESIGN BASIS OF THE PLANT. | | | | "A FOLLOW-UP WRITTEN REPORT WILL BE INITIATED WITHIN 14 DAYS." | | | | THE LICENSEE DISCOVERED THIS CONDITION DURING A RECORDS REVIEW. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34676 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 08/24/98 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 17:05 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/24/98 | +------------------------------------------------+EVENT TIME: 14:10[EDT]| |NRC NOTIFIED BY: BRENT D. POGUE |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |PATRICK HILAND 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 +------------------------------------------------------------------------------+ | LICENSEE DETERMINED THAT PROCEDURAL STEPS IN THE EMERGENCY OPERATING | | PROCEDURES (EOPs) PLACES THE PLANT IN AN UNANALYZED CONDITION DURING A | | SMALL BREAK LOSS OF COOLANT ACCIDENT (LOCA). | | | | "ON AUGUST 24, 1998 AT 1410EDT, DURING A REVIEW OF THE CURRENT REVISION OF | | PROCEDURE 01, 02-4023.ES-1.3, 'TRANSFER TO COLD LEG RECIRCULATION,' IT WAS | | IDENTIFIED THAT THE PROCEDURE CONTAINED A STEP REQUIRING THE HIGH HEAD | | SAFETY INJECTION (SI) PUMPS TO BE TURNED OFF IF REACTOR COOLANT SYSTEM | | (RCS) PRESSURE EXCEEDS 1250 PSIG (1000 PSIG FOR ADVERSE CONTAINMENT | | CONDITION) AFTER THE PUMP MINIMUM FLOW LINE RETURNING SI PUMP FLOW TO THE | | REFUELING WATER STORAGE TANK (RWST) HAS BEEN ISOLATED. WHEN INSTRUMENT | | ERROR IS CONSIDERED, THIS MEANS THAT RCS PRESSURE COULD BE AS LOW AS | | APPROXIMATELY 650 PSIG WITHOUT WATER BEING DELIVERED FROM THE SI PUMPS. THE | | MINIMUM FLOW LINE IS ISOLATED TO PREVENT CONTAMINATED WATER FROM THE SI | | PUMPS FROM BYPASSING CONTAINMENT BY BEING PUMPED DIRECTLY FROM THE | | CONTAINMENT SUMP TO THE RWST. THE HIGH HEAD SAFETY INJECTION PUMPS ARE | | TURNED OFF TO PREVENT PUMP DAMAGE IF THEY ARE NOT DELIVERING THE MINIMUM | | REQUIRED FLOW TO PREVENT SUCH DAMAGE. THIS WOULD ONLY LEAVE THE | | CENTRIFUGAL CHARGING PUMPS TO DELIVER FLOW TO THE REACTOR IN THE EVENT OF A | | SMALL BREAK LOSS OF COOLANT ACCIDENT WHERE THE RCS REMAINED AT HIGH | | PRESSURES. | | | | "THE SAFETY ANALYSIS PERFORMED BY WESTINGHOUSE ELECTRIC CO. ASSUMES A | | COMBINED FLOW FROM ONE RESIDUAL HEAT REMOVAL PUMP, ONE SI PUMP, AND ONE | | CENTRIFUGAL CHARGING PUMP, BASED ON EXPECTED MINIMUM PUMP PERFORMANCE AS A | | FUNCTION OF REACTOR COOLANT SYSTEM PRESSURE. IN THE CASE OF THE SI PUMP, | | IT IS ASSUMED IN THE SAFETY ANALYSIS THAT THE SI PUMP BEGINS DELIVERING | | FLOW WHEN REACTOR COOLANT SYSTEM PRESSURE IS BELOW 1352 PSIG. WITH THE | | STEP TO TERMINATE SI IN THE PROCEDURE, THIS COULD PLACE THE PLANT IN A | | CONDITION OUTSIDE OF THE CONDITIONS ASSUMED IN THE SAFETY ANALYSIS WHENEVER | | A SMALL BREAK LOCA OCCURS AND THE RCS PRESSURE IS BETWEEN 1352 AND 650 | | PSIG. | | | | "THE CONDITION OF STOPPING THE SI PUMPS TO AVOID EITHER DAMAGING THE PUMPS | | OR BYPASSING THE CONTAINMENT HAS EXISTED IN VARIOUS FORMS IN THE COOK PLANT | | PROCEDURES SINCE 1992." | | | | THE LICENSEE HAS NOT YET DETERMINED APPROPRIATE CORRECTIVE ACTIONS | | REQUIRED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34677 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 08/24/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 19:10 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 08/24/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 17:23[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 08/24/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |PATRICK HILAND RDO | | DOCKET: 0707002 | | +------------------------------------------------+ | |NRC NOTIFIED BY: DALE NOEL | | |HQ OPS OFFICER: STEVE SANDIN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NCFR NON CFR REPORT REQMNT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OHIO ENVIRONMENTAL PROTECTION AGENCY (OEPA) NOTIFIED CONCERNING EXCEEDING | | OPACITY LIMITS. | | | | THE FOLLOWING IS A PORTION OF A FACSIMILE: | | | | "ON 8/24/98, DURING CONSTRUCTION ACTIVITIES POWER WAS INADVERTENTLY SHUT | | OFF TO [THE] X-600 STEAM PLANT #1 BOILER. THIS LOSS OF DC CONTROLS ON | | BOILER #1 RESULTED IN A 30 MINUTES OPACITY EXCEEDANCE. FIVE CONSECUTIVE | | SIX (6) MINUTE PERIODS HAD EXCEEDANCES OF 26%, 70%, 80%, 95% AND 27%. THIS | | EXCEEDS THE EPA LIMIT OF 20%. THE OPACITY EXCEEDANCE WAS REPORTED TO THE | | OHIO ENVIRONMENTAL PROTECTION AGENCY (OEPA) AT 1723 HOURS. | | | | "THIS IS REPORTABLE PER REQUIREMENTS IN THE SAFETY ANALYSIS REPORT (SAR) | | SECTION 6.9. | | | | "THERE WAS NO RELEASE OF HAZARDOUS/RADIOACTIVE MATERIALS OR | | RADIOACTIVE/RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT." | | | | THE LICENSEE INFORMED THE DOE SITE REPRESENTATIVE AND THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34678 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 08/24/98 | |UNIT: [ ] [2] [ ] STATE: GA |NOTIFICATION TIME: 19:56 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/24/98 | +------------------------------------------------+EVENT TIME: 18:23[EDT]| |NRC NOTIFIED BY: DAVID McCARY |LAST UPDATE DATE: 08/24/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LEN WERT RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | M/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNIT 2 WAS MANUALLY TRIPPED FROM 100% POWER FOLLOWING A LOSS OF POWER TO | | THE MAIN FEEDWATER REGULATING VALVE (MFRV) SUPPLYING STEAM GENERATOR #3. | | | | "AT APPROXIMATELY 1823EDT, 8/24/98 UNIT 2 WAS MANUALLY TRIPPED. THE MAIN | | FEEDWATER REGULATING VALVE TO STEAM GENERATOR #3 FAILED SHUT DUE TO LOSS OF | | POWER SUPPLY. LOWERING LEVEL IN STEAM GENERATOR #3 PROMPTED THE MANUAL | | TRIP. ALL SYSTEMS FUNCTIONED AS REQUIRED INCLUDING ACTUATION OF AUX FEED | | WATER." | | | | OPERATORS MANUALLY TRIPPED THE REACTOR AT APPROXIMATELY 41% WIDE RANGE | | INDICATION PRIOR TO THE RPS SETPOINT OF 38% AFTER ATTEMPTS TO REPOSITION | | THE MFRV FAILED. ALL CONTROL RODS FULLY INSERTED WITH NO PRIMARY/SECONDARY | | SAFETIES OR RELIEFS LIFTING DURING THE TRANSIENT. BOTH MOTOR-DRIVEN AND | | THE STEAM-DRIVEN AUXILIARY FEEDWATER PUMPS AUTOSTARTED AS EXPECTED. DECAY | | HEAT IS BEING REMOVED VIA THE STEAM DUMPS TO THE MAIN CONDENSER WITH MAKEUP | | FEED SUPPLIED BY THE AFW SYSTEM. ALL ECCS EQUIPMENT IS AVAILABLE. | | | | THE LICENSEE HAS NO ESTIMATE FOR RESTART AND HAS INFORMED THE NRC RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34679 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRUNSWICK REGION: 2 |NOTIFICATION DATE: 08/25/98 | |UNIT: [1] [2] [ ] STATE: NC |NOTIFICATION TIME: 06:12 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 08/25/98 | +------------------------------------------------+EVENT TIME: 05:20[EDT]| |NRC NOTIFIED BY: REINSBURROW |LAST UPDATE DATE: 08/25/98 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |LEN WERT RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |JOSE CALVO EO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION |DEPUY FEMA | |AEXT 50.72(b)(1)(iii) EXTERNAL THREAT | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | THE LICENSEE DECLARED AN UNUSUAL EVENT DUE TO A HURRICANE WARNING BEING | | ISSUED. | | | | THE LICENSEE MADE OFFSITE NOTIFICATIONS TO THE NORTH CAROLINA, BRUNSWICK | | COUNTY AND NEW HANOVER COUNTY WARNING POINTS THAT THE LICENSEE ISSUED A | | HURRICANE WARNING. PREPARATION FOR THE ARRIVAL OF HURRICANE BONNIE ARE | | UNDERWAY AT THE SITE. SITE EMERGENCY FACILITIES HAVE NOT BEEN ACTIVATED. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | | | +------------------------------------------------------------------------------+