U.S. Nuclear Regulatory Commission Operations Center Event Reports For 09/17/97 - 09/18/97 ** EVENT NUMBERS ** 32942 32943 32944 32945 32946 32947 32948 32949 32950 32951 32952 32953 32954 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32942 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUSQUEHANNA REGION: 1 |NOTIFICATION DATE: 09/17/97 | |UNIT: [ ] [2] [ ] STATE: PA |NOTIFICATION TIME: 01:56 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 09/16/97 | +------------------------------------------------+EVENT TIME: 21:47[EDT]| |NRC NOTIFIED BY: DAVE WALSH |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |NIEL DELLA GRECA RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 22 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNIT 2 SHUTTING DOWN DUE TO INCREASED TREND IN UNIDENTIFIED DRYWELL LEAKAGE | | | | ON 09/12/97, THE LICENSEE OBSERVED AN INCREASE IN UNIT 2 DRYWELL LEAKAGE. | | PRIOR TO 09/12/97, STEADY STATE DRYWELL LEAKAGE VALUES WERE APPROXIMATELY | | 0.02 GPM. ON 09/12/97, THE LICENSEE OBSERVED AN INCREASE IN CONTAINMENT | | PARTICULATE RADIATION ALONG WITH AN INCREASE IN DRYWELL SUMP ACTIVITY. | | CHEMISTRY SAMPLES OF REACTOR BUILDING SUMPS REVEALED THE PRESENCE OF | | SODIUM-24, INDICTING A HIGH PROBABILITY THAT THE SOURCE OF LEAKAGE WAS | | FROM THE REACTOR WATER CLEANUP SYSTEM OR THE REACTOR RECIRCULATION SYSTEM. | | OTHER CONTAINMENT PARAMETERS SUCH AS PRESSURE AND TEMPERATURE HAVE REMAINED | | STABLE. | | | | ON 09/16/97 EVENING, THE TOTAL UNIDENTIFIED LEAKAGE WAS APPROXIMATELY | | 2.14 GPM. NO TECH SPEC LIMITS (LESS THAN 5 GPM UNIDENTIFIED LEAKAGE | | AND/OR NO MORE THAN A 2 GPM INCREASE IN UNIDENTIFIED LEAKAGE OVER A | | 24 HOUR PERIOD; LESS THAN 25 GPM IDENTIFIED LEAKAGE) HAVE BEEN IMPACTED. | | | | THE LICENSEE IS PERFORMING AN ORDERLY SHUTDOWN TO INVESTIGATE AND REPAIR | | THE SOURCE OF THE UNIDENTIFIED LEAKAGE. | | | | THIS PLANT SHUTDOWN IS NOT REQUIRED BY PLANT TECH SPECS. THE LICENSEE IS | | MAKING THIS NOTIFICATION AS A COURTESY CALL TO THE NRC. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32943 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 09/17/97 | |UNIT: [ ] [2] [ ] STATE: AZ |NOTIFICATION TIME: 10:34 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 09/17/97 | +------------------------------------------------+EVENT TIME: 03:40[MST]| |NRC NOTIFIED BY: DAN MARKS |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WILLIAM JOHNSON 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 +------------------------------------------------------------------------------+ | - LOAD SEQUENCER SHED LOADS FROM 4.16 KV BUS FOR UNKNOWN REASONS - | | | | UNIT 2 IS IN MODE 6 (REFUELING) IN A REFUELING OUTAGE WITH THE FUEL IN | | THE SPENT FUEL POOL. THE 'A' TRAIN OF THE SPENT FUEL POOL COOLING SYSTEM | | IS IN SERVICE MAINTAINING NORMAL POOL TEMPERATURES. THE 'B' 4.16 KV | | CLASS 1E BUS HAD BEEN DECLARED INOPERABLE BUT WAS STILL ENERGIZED. THE | | 'B' EMERGENCY DIESEL GENERATOR IS INOPERABLE FOR MAINTENANCE ACTIVITIES. | | | | AT 0340 (MST), THE 'B' LOAD SEQUENCER SHED THE ELECTRICAL LOADS FROM THE | | ENERGIZED 'B' 4.16 KV CLASS 1E BUS FOR UNKNOWN REASONS. THE 'B' EDG DID | | NOT START SINCE IT WAS INOPERABLE. THE 'B' TRAIN OF THE FUEL BUILDING | | ESSENTIAL VENTILATION SYSTEM WAS ONE OF THE ELECTRICAL LOADS THAT WAS SHED | | FROM THE BUS. | | | | TECH SPEC LCO A/S 3.9.12.(a) REQUIRES THE LICENSEE TO RESTORE THE 'B' TRAIN | | OF THE FUEL BUILDING ESSENTIAL VENTILATION SYSTEM TO OPERABLE STATUS WITHIN | | 7 DAYS. | | | | THIS EVENT DID NOT RESULT IN ANY CHALLENGES TO THE FISSION PRODUCT BARRIER | | OR ANY RELEASES OF RADIOACTIVE MATERIALS. THERE WERE NO ADVERSE SAFETY | | CONSEQUENCES OR IMPLICATIONS AS A RESULT OF THIS EVENT. THIS EVENT DID NOT | | ADVERSELY AFFECT THE SAFE OPERATION OF THE PLANT OR HEALTH AND SAFETY OF | | THE PUBLIC. | | | | THE LICENSEE IS INVESTIGATING THE ROOT CAUSE OF THIS EVENT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32944 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 09/17/97 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 12:28 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 09/17/97 | +------------------------------------------------+EVENT TIME: 12:22[EDT]| |NRC NOTIFIED BY: W HOFFNER |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |NIEL DELLA GRECA RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | LICENSEE MADE AN OFFSITE NOTIFICATION TO THE STATE OF CT DEPARTMENT OF | | ENVIRONMENTAL PROTECTION SERVICES. | | | | A CONDITION REPORT IDENTIFIED THAT CLEAN WATER SAMPLES TAKEN FROM THE STORM | | DRAINS AND THE FLOOR DRAINS (SECONDARY SYSTEM) WERE NOT REFRIGERATED AS | | REQUIRED PER THEIR PERMIT. THEREFORE, THE LICENSEE NOTIFIED THE CT | | DEPARTMENT OF ENVIRONMENTAL PROTECTION SERVICES OF THIS VIOLATION. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32945 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 09/17/97 | |UNIT: [ ] [2] [ ] STATE: CT |NOTIFICATION TIME: 14:49 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 09/17/97 | +------------------------------------------------+EVENT TIME: 14:15[EDT]| |NRC NOTIFIED BY: BOB BARRON |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |NIEL DELLA GRECA RDO | |AINB 50.72(b)(2)(iii)(B) POT RHR INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TEE DRAIN (MOTOR CASING DRAIN) VALVES LOCATED ON THE OUTSIDE OF A MOTOR | | OPERATED VALVE (MOV) FOR THE SHUTDOWN COOLING SUCTION VALVE ARE IMPROPERLY | | LOCATED. | | | | DURING A WALKDOWN OF THE SHUTDOWN COOLING SYSTEM IT WAS DISCOVERED THAT THE | | TWO MOTOR CASING DRAIN VALVES (0.25" PLUGS) WHICH ARE SUPPOSED TO BE | | LOCATED ON THE BOTTOM OF THE MOV, 2SI651 (SHUTDOWN COOLING SUCTION VALVE), | | ARE LOCATED ON THE SIDE OF THE MOV. THESE VALVES ARE SUPPOSED TO BE USED TO | | DRAIN CONDENSATE FROM THE BOTTOM OF THE MOV. THE MOTOR CASING DRAIN VALVES | | WILL BE RELOCATED TO THE BOTTOM OF THE MOV. THE LICENSEE DID NOT KNOW WHEN | | THE MOTOR CASING DRAIN VALVES WERE INSTALLED AND WHO INSTALLED THE DRAIN | | VALVES. THE LICENSEE NOTIFIED THE STATE OF CT. OF THIS EVENT. | | | | THE LICENSEE WILL NOTIFY THE NRC RESIDENT INSPECTOR OF THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 32946 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: US ARMY (ACALA) |NOTIFICATION DATE: 09/17/97 | | CITY: FT SILLS REGION: 4 |NOTIFICATION TIME: 16:04 [ET]| | COUNTY: COMANCHE STATE: OK |EVENT DATE: 09/16/97 | |LICENSE#: 12-00722-03 AGREEMENT: N |EVENT TIME: 12:00[CDT]| | DOCKET: |LAST UPDATE DATE: 09/17/97 | | +-----------------------------+ | |PERSON ORGANIZATION| | |BRUCE JORGENSEN RDO | | |MIKE WEBER (NMSS) EO | +------------------------------------------------+BILL JOHNSON (REG4) RDO | |NRC NOTIFIED BY: JEFF HAVERNNER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAB1 20.2201(a)(1)(i) LOST/STOLEN LNM>1000X | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LOST A CHEMICAL AGENT DETECTOR CONTAINING 250 MICROCURIES OF AMERICIUM-241. | | | | DURING EXERCISES AT FT. SILL ARMY BASE DURING THE SECOND WEEK OF SEPTEMBER | | A SOLDIER PLACED AN M43A1 (CHEMICAL AGENT DETECTOR WHICH CONTAINS 250 | | MICROCURIES OF AM-241) IN AN UNMARKED BOX AND THEN PLACED THE BOX INSIDE | | THE TURRET OF A SELF PROPELLED HOWITZER. ON SEPTEMBER 12, 1997, THE BOX WAS | | MOVED TO AN OUTDOOR SHED. ON SEPTEMBER 15, 1997, THE BOX WAS THROWN AWAY AS | | TRASH AND TAKEN TO THE FT. SILL LANDFILL. ON DISCOVERING THAT THE CHEMICAL | | AGENT DETECTOR WAS MISSING A SEARCH OF THE LANDFILL WAS MADE AND NOTHING | | WAS FOUND. THE CHEMICAL AGENT DETECTOR IS ASSUMED TO BE UNDER 6 FEET OF | | LANDFILL AND THE UNITED STATES ARMY DOES NOT THINK THEY WILL FIND THE | | MISSING CHEMICAL AGENT DETECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32947 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/17/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 16:26 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/16/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 17:00[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/17/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |MIKE WEBER (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MAURER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MINIMUM 2 FOOT SPACING LIMIT BETWEEN TWO DRUMS CONTAINING USED URANIUM | | HEXAFLUORIDE CYLINDER VALVES VIOLATED. | | | | THIS EVENT WAS CALLED IN UNDER NRC BULLETIN 91-01 (24 HOUR) REQUIREMENT. | | | | NUCLEAR CRITICALITY SAFETY ANALYSIS (NCSA) 3972-14 REQUIRES USED URANIUM | | HEXAFLUORIDE CYLINDER VALVES GENERATED DURING CYLINDER VALVE CHANGE | | OPERATIONS TO BE HANDLED IN ACCORDANCE WITH NCSA GEN-15. THE VALVES ARE | | ACCUMULATED IN BUILDING C-360 OVER A LONG PERIOD OF TIME IN AN APPROVED | | FISSILE CONTROL AREA (FCA), SPECIFICALLY THE VALVES ARE ACCUMULATED IN AN | | FCA WHICH HAS BEEN APPROVED AS A POTENTIALLY FISSILE ACCUMULATION AREA | | (PFAA). PROBLEM REPORT PR-CO-97-5198 DOCUMENTS AN EVENT IN WHICH AN EMPTY | | 5.5 GALLON WASTE DRUM WAS BROUGHT INTO THE PFAA TO "SPLIT" THE FULL | | CONTENTS OF A DRUM ALREADY IN THE PFAA. THE FULL DRUM HAD BEEN DISCOVERED | | TO BE TOO HEAVY TO MOVE BY HAND. MOVEMENT TO A NEIGHBORING FCA KNOWN AS A | | TEMPORARY STAGING AREA IS REQUIRED TO FACILITATE PROCESSING AND HANDLING BY | | WASTE MANAGEMENT. A REVIEW OF PROBLEM REPORT PR-CO-97-5198 AND DISCUSSIONS | | WITH C-360 AND WASTE MANAGEMENT PERSONNEL HAVE REVEALED THAT IN THE PROCESS | | OF SPLITTING UP THE CONTENTS OF THE PFAA DRUM INTO TWO SEPARATE DRUMS, | | SPACING WAS VIOLATED (ULTIMATELY BY SITTING THE DRUMS NEXT TO ONE ANOTHER | | TO HAVE THEM FRISKED OUT OF THE CONTAINMENT AREA BY HEALTH PHYSICS.) | | ADDITIONALLY, THE DRUMS WERE NOT FOUND TO BE CORRECTLY LABELED PER THE | | REQUIREMENTS OF NCSA GEN-15. | | | | NCSA GEN-15 CONTROL NUMBER 24 REQUIRES THAT 2 FEET EDGE-TO-EDGE SPACING | | SHALL BE MAINTAINED BETWEEN POTENTIALLY FISSILE WASTE CONTAINERS. | | ADDITIONALLY, THAT CONTROL REQUIRES THAT WASTE CONTAINERS ARE TO BE | | MAINTAINED IN NCS APPROVED PHYSICAL RESTRAINTS, WHICH ARE ARRANGED IN A | | SQUARE PITCHED FASHION, DURING STAGING AND ACCUMULATION. SPACING WAS | | VIOLATED DURING THIS PROCESS BECAUSE THE PHYSICAL RESTRAINT SYSTEM WAS NOT | | USED DURING THE PROCESS OF SPLITTING UP THE DRUM CONTENTS INTO TWO DRUMS. | | | | NCSA GEN-15 CONTROL NUMBER 25 REQUIRES EACH WASTE DRUM IN THE PFAA "SHALL | | BE IDENTIFIED BY A FISSILE MATERIAL STORAGE CONTAINER TAG (PF TAG) | | (UCN-19823 OR CP-19823), SECURELY ATTACHED TO THE CONTAINER." OBSERVATIONS | | BY WASTE MANAGEMENT PERSONNEL, INDICATE THAT NEITHER DRUM WAS CORRECTLY | | LABELED AS REQUIRED. | | | | THE FISSILE MATERIAL WHICH WAS INVOLVED IN THIS EVENT WAS FAR BELOW SAFE | | MASS CRITERIA. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32948 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: COOK REGION: 3 |NOTIFICATION DATE: 09/17/97 | |UNIT: [1] [2] [ ] STATE: MI |NOTIFICATION TIME: 16:29 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 09/17/97 | +------------------------------------------------+EVENT TIME: 14:00[EDT]| |NRC NOTIFIED BY: DEPUYAT |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUCE JORGENSEN 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 +------------------------------------------------------------------------------+ | IT WAS DETERMINED THAT FIBROUS MATERIAL IS PRESENT IN BOTH UNIT 1 AND UNIT | | 2 CONTAINMENT IN ENOUGH QUANTITY TO POTENTIALLY CAUSE EXCESSIVE BLOCKAGE OF | | THE CONTAINMENT RECIRCULATION SUMP SCREEN DURING THE RECIRCULATION PHASE OF | | A LOSS OF COOLANT ACCIDENT. | | | | IN 1985, 1986, AND 1995 "FIBERFRAX" REFRACTORY INSULATION MATERIALS IN | | BULK, BLANKET OR BOARD FORM WERE USED AS DAMMING MATERIAL WHEN INSTALLING | | FIRE STOPS IN CABLE TRAYS IN BOTH CONTAINMENTS. THE SPECIFICATION GOVERNING | | INSTALLATION OF THE FIRE STOPS DID NOT REQUIRE REMOVAL OF THE MATERIAL, | | ONLY STATING THAT IT SHOULD BE REMOVED "IF NECESSARY." THE MATERIAL WAS | | NOT REMOVED. THE MATERIAL IS PRESENT IN 12 CABLE TRAYS IN UNIT 1 AND 15 | | CABLE TRAYS IN UNIT 2. | | | | WHEN THE FIBERFRAX IS EXPOSED TO WATER OR STEAM/WATER ENVIRONMENT IT COULD | | POTENTIALLY BREAK INTO SMALL PIECES, WHICH COULD BE TRANSPORTED TO THE | | RECIRCULATION SUMP BY THE WATER FLOW IN CONTAINMENT DURING A LOSS OF | | COOLANT ACCIDENT. ONCE IT REACHES THE RECIRCULATION SUMP IT HAS THE | | POTENTIAL TO CLOG THE SCREENS IN EXCESS OF THE DESIGN VALUE. EXCESSIVE | | SCREEN BLOCKAGE COULD RESULT IN ECCS INOPERABILITY DURING THE RECIRCULATION | | MODE. | | | | THE FIBERFRAX MATERIAL IS CURRENTLY BEING REMOVED FROM THE CONTAINMENTS, | | AND REMOVAL WILL BE COMPLETED PRIOR TO RESTART OF THE UNITS. THE | | POSSIBILITY THAT THE LICENSEE'S WORK CONTROL PROCESS ALLOWED UNENCAPSULATED | | FIBROUS MATERIAL TO BE INSTALLED IN OTHER LOCATIONS INSIDE CONTAINMENT IS | | BEING INVESTIGATED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32949 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SIEMENS POWER CORPORATION |NOTIFICATION DATE: 09/17/97 | | RXTYPE: URANIUM FUEL FABRICATION |NOTIFICATION TIME: 16:47 [ET]| |COMMENTS: LEU CONVERSION (UF6 to UO2) |EVENT DATE: 09/17/97 | | FABRICATION & SCRAP RECOVERY |EVENT TIME: 09:30[PDT]| | COMMERICAL LWR FUEL |LAST UPDATE DATE: 09/17/97 | | CITY: RICHLAND REGION: 4 +-----------------------------+ | COUNTY: BENTON STATE: WA |PERSON ORGANIZATION| |LICENSE#: SNM-1227 AGREEMENT: Y |BILL JOHNSON RDO | | DOCKET: 07001257 |MIKE WEBER (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MAAS | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THIS WAS REPORTED UNDER NRC BULLETIN 91-01 (4 HOUR). URANIUM DIOXIDE | | MATERIAL MOISTURE LIMIT WAS FOUND TO EXCEED ONE WEIGHT PERCENT LIMIT | | (MOISTURE CONTENT WAS LESS THAN TWO WEIGHT PERCENT) | | | | ONE OF THE OPERATING PROCESSES IS A DRY CONVERSION PILOT PLANT. A PRIMARY | | COMPONENT USED IN THIS PROCESS IS A PYROHYDROLYSIS VESSEL. THIS VESSEL IS | | USED TO CONVERT URANIUM HEXAFLUORIDE TO URANIUM DIOXIDE BE REACTING THE | | URANIUM HEXAFLUORIDE WITH STEAM AND OTHER GASES AT ELEVATED TEMPERATURES. | | THIS VESSEL HAS TWO SIGNIFICANTLY DIFFERENT SECTIONS. THE LOWER SECTION OF | | THE VESSEL CONTAINS THE MAJORITY OF THE MATERIAL DURING PROCESSING AND IS | | FAVORABLE GEOMETRY WHILE THE UPPER SECTION CONTAINS VERY LITTLE MATERIAL | | AND IS NOT FAVORABLE GEOMETRY. CONTROLLING THE AMOUNT OF MODERATOR IN THE | | VESSEL AND ENSURING AN ADEQUATE TEMPERATURE BEFORE STEAM IS SUPPLIED TO THE | | VESSEL ARE THE KEY CRITICALITY SAFETY CONTROLS FOR THIS PROCESS. THE | | PROCESS IS SUPPOSED TO LIMIT THE MATERIAL IN THIS VESSEL TO LESS THAN ONE | | WEIGHT PERCENT MOISTURE. | | | | AT 2205 PDT ON 09/16/97 SIEMENS POWER CORPORATION (SPC) OPERATING PERSONNEL | | CLEANED OUT URANIUM DIOXIDE MATERIAL FROM A FAVORABLE GEOMETRY CONNECTOR | | BETWEEN THE PYROHYDROLYSIS VESSEL AND ANOTHER PROCESS VESSEL. THEY FOUND | | THAT SOME OF THIS MATERIAL LOOKED DAMP. OPERATIONS SENT SAMPLES OF THIS | | MATERIAL ALONG WITH SAMPLES OF OTHER MATERIAL THEY HAD REMOVED FROM THE | | PYROHYDROLYSIS VESSEL EARLIER IN THE SHIFT TO THE SPC LABORATORY FOR A | | MOISTURE CONTENT ANALYSIS. THE SAMPLE RESULTS RETURNED ON 09/17/97 AT 0930 | | PDT INDICATED THAT SOME MATERIAL REMOVED FROM THE LOWER PORTION OF THE | | PYROHYDROLYSIS VESSEL EXCEEDED THE 1 WEIGHT PERCENT MOISTURE LIMIT. ALL | | SAMPLE RESULTS INDICATED THAT THIS MATERIAL CONTAINS LESS THAN 2 WEIGHT | | PERCENT MOISTURE. | | | | SPC SAFETY PERSONNEL HAVE REVIEWED THE CSA FOR THE PROCESS SYSTEM IN | | QUESTION AND ARE EVALUATING WHETHER OR NOT THE MODERATOR ENTERED THE | | PYROHYDROLYSIS VESSEL FROM AN EVALUATED PATHWAY. | | | | SPC CRITICALITY SAFETY ANALYSIS SHOW THE UPPER PORTION OF THE | | PYROHYDROLYSIS VESSEL USED AT SIEMENS HAVE A Keff < 0.93 WHEN COMPLETELY | | FILLED WITH URANIUM DIOXIDE AT 20 WEIGHT PERCENT MOISTURE (OVER 200 kg OF | | WATER). AS MENTIONED ABOVE THE LOWER PORTION OF THE VESSEL IS FAVORABLE | | GEOMETRY. AT NO TIME WAS THE HEALTH AND SAFETY OF THE WORKERS OR PUBLIC IN | | UNDUE RISK. | | | | THE PYROHYDROLYSIS VESSEL WAS SHUT DOWN WHEN OPERATORS CLEANING OUT A | | FAVORABLE GEOMETRY CONNECTOR BETWEEN THE PYROHYDROLYSIS VESSEL AND ANOTHER | | PROCESS VESSEL FOUND DAMP MATERIAL. THE SYSTEM WILL REMAIN SHUT DOWN | | PENDING SPC INVESTIGATION AND COMPLETION OF CORRECTIVE ACTIONS REQUIRED FOR | | RESTART. | | | | A NRC REGION 4 PROJECT INSPECTOR IS ONSITE DOING ROUTINE INSPECTION AND HE | | WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32950 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CLINTON REGION: 3 |NOTIFICATION DATE: 09/17/97 | |UNIT: [1] [ ] [ ] STATE: IL |NOTIFICATION TIME: 16:55 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 09/17/97 | +------------------------------------------------+EVENT TIME: 14:55[CDT]| |NRC NOTIFIED BY: HALVERSON |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BRUCE JORGENSEN 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE IS NOT SURE IF INSTRUMENT INACCURACIES WERE INCLUDED IN THE | | CALCULATED TECHNICAL SPECIFICATION VALUE FOR HPCS, LPCS, AND LPCI PUMP | | DIFFERENTIAL PRESSURE. | | | | WHILE IN THE PROCESS OF EVALUATING ECCS ACCEPTANCE CRITERIA IN THE CLINTON | | POWER STATION IMPROVED TECHNICAL SPECIFICATIONS, SURVEILLANCE REQUIREMENTS | | 3.5.1.4 AND 3.5.2.5, IT WAS DETERMINED THAT THE PUMP DIFFERENTIAL PRESSURES | | STATED FOR THE LPCS, LPCI, AND HPCS PUMPS MAY NOT BE CONSERVATIVE FOR THE | | STATED PUMP FLOWS. IT IS CURRENTLY BEING DETERMINED WHETHER THE VALUES | | STATED IN THE TECHNICAL SPECIFICATIONS HAVE BEEN CALCULATED CORRECTLY. | | UNTIL IT CAN BE CLEARLY DETERMINED THAT THE VALUES STATED IN THE TECHNICAL | | SPECIFICATIONS ARE CORRECT, THE LPCS, LPCI, AND HPCS SYSTEMS WILL BE | | CONSIDERED INOPERABLE. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 32951 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 09/17/97 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 17:11 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 09/16/97 | +------------------------------------------------+EVENT TIME: 22:10[EDT]| |NRC NOTIFIED BY: CURRAN |LAST UPDATE DATE: 09/17/97 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |NIEL DELLA GRECA RDO | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 55 POWER OPERATION | 55 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THIS REPORT WAS CALLED IN UNDER SECTION 2.I OF UNIT 2 OPERATING LICENSE. | | | | DURING WALKDOWN OF THE CONTROL ROOM BACK PANELS AT 2210 HOURS, THE REACTOR | | OPERATOR NOTED THAT FIRE PROTECTION ISOLATION VALVES 1FP186 AND 1FP187 WERE | | IN THE OFF NORMAL CLOSED POSITION. THIS RENDERED ALL AUTOMATIC FIRE | | PROTECTION INOPERABLE FOR BOTH UNIT 1 AND UNIT 2 AUXILIARY BUILDINGS. THE | | LICENSEE'S CURRENT FIRE PROTECTION PROGRAM AS DEFINED IN THE UFSAR AND | | REQUIRED BY SECTION 2C OF THE SALEM UNIT 2 OPERATING LICENSE TAKES CREDIT | | FOR THIS AUTOMATIC FUNCTION TO MITIGATE ISSUES IN THE APPENDIX R AND CABLE | | FIRE WRAP PROGRAMS. SINCE COMPENSATORY ACTIONS WERE NOT PUT IN PLACE IN | | ACCORDANCE WITH THEIR APPROVED FIRE PROTECTION PROGRAM, THE LICENSEE HAS | | DETERMINED THAT FOR THE DURATION THAT THE VALVES WERE CLOSED (CURRENTLY | | UNDER INVESTIGATION) THEY WERE IN NON-COMPLIANCE WITH SECTION 2.C.10 OF | | UNIT 2 OPERATING LICENSE. THE VALVES WERE OPENED AT 2237 EDT AND ALL | | AUTOMATIC SUPPRESSION WAS FULLY RESTORED. AN LER WILL BE ISSUED WITHIN 14 | | DAYS. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32952 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/17/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 19:35 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/17/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 18:07[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/17/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JIM CREED (IAT) RDO | | DOCKET: 0707001 |MICHAEL WEBER, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MAURER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PLANT SECURITY EVENT - | | | | CLASSIFIED DOCUMENTS FOUND IN UNSECURED FILE CABINET. IMMEDIATE | | COMPENSATORY MEASURES TAKEN UPON DISCOVERY. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | SEE HOO LOG FOR ADDITIONAL DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 32953 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/17/97 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 19:40 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/17/97 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 18:12[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 09/17/97 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |JIM CREED (IAT) RDO | | DOCKET: 0707001 |MICHAEL WEBER, NMSS EO | +------------------------------------------------+ | |NRC NOTIFIED BY: MAURER | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PLANT SECURITY EVENT - | | | | CONFIDENTIAL INFORMATION NOT CONTROLLED PROPERLY. IMMEDIATE COMPENSATORY | | MEASURES TAKEN UPON DISCOVERY. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | SEE HOO LOG FOR ADDITIONAL DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |HOSPITAL | |EVENT NUMBER: 32954 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: MAYAGUEZ MEDICAL CENTER |NOTIFICATION DATE: 09/17/97 | | CITY: MAYAGUEZ REGION: 0 |NOTIFICATION TIME: 20:42 [ET]| | COUNTY: STATE: |EVENT DATE: 09/17/97 | |LICENSE#: 52-13598-03 AGREEMENT: |EVENT TIME: 13:30[EDT]| | DOCKET: |LAST UPDATE DATE: 09/17/97 | | +-----------------------------+ | |PERSON ORGANIZATION| | |PIERCE SKINNER RDO | | |MIKE WEBER (NMSS) EO | +------------------------------------------------+ | |NRC NOTIFIED BY: ALISON DEHOYOS | | |HQ OPS OFFICER: JOHN MacKINNON | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |IBAD 30.50(b)(1)(ii) MATL >5X LOWEST LIMIT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THIS EVENT OCCURRED AT THE MAYAGUEZ MEDICAL CENTER LOCATED IN MAYAGUEZ, | | PUERTO RICO. A PATIENT SPILLED SOME IODINE-131 ONTO THE FLOOR. | | | | THIS EVENT WAS REPORTED TO THE OPERATION CENTER BY THE RADIATION SAFETY | | OFFICER FOR MAYAGUEZ MEDICAL CENTER. | | | | A FEMALE THYROID CANCER PATIENT IN THERAPY WAS GIVEN IODINE-131 (104 | | MILLICURIES) IN LIQUID ORAL SOLUTION. THE PATIENT BEGAN THE INTAKE OF THE | | ORAL SOLUTION USING A STRAW. THE PATIENT BENT THE STRAW AND IT GOT AWAY | | FROM THE PATIENT AND IT FELL ONTO THE FLOOR. ON THE FLOOR WERE TWO HOT | | SPOTS EACH APPROXIMATELY 2 MILLIMETERS IN DIAMETER. THE FIRST SPOT MEASURED | | RADIOACTIVITY WAS 120 MILLIRADS PER HOUR AND THE SECOND HOT SPOT MEASURED | | RADIOACTIVITY WAS 90 MILLIRADS PER HOUR. THE HOT SPOTS WERE COVERED WITH | | ABSORBENT PADS. THE HOT SPOTS WILL BE DECONTAMINATED TOMORROW (09/18/97). | | THE PATIENT ROOM (# 340) HAS BEEN SEALED. NOBODY WAS CONTAMINATED BY THE | | IODINE-131. | | | | SEE HOO LOG BOOK FOR PHONE NUMBERS. | +------------------------------------------------------------------------------+