U.S. Nuclear Regulatory Commission Operations Center Event Reports For 01/27/95 - 01/30/95 ** EVENT NUMBERS ** 28268 28270 28288 28289 28290 28291 28292 28293 28294 28295 28296 28297 28298 28299 28300 28301 28302 28303 28304 28305 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28268 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 01/24/95 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 16:37 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/24/95 | +------------------------------------------------+EVENT TIME: 16:15[EST]| |NRC NOTIFIED BY: HEALY |LAST UPDATE DATE: 01/28/95 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MECHANICAL STEAM PIPING BLOWOUT PANELS FOUND LOCKED CLOSED & STEAM LINE | | RELIEF PANEL IN TURBINE DRIVEN AUXILIARY FEEDWATER PUMP ROOM FOUND | | OBSTRUCTED BY A DRAIN LINE. | | | | INNER MECHANICAL STEAM PENETRATION AREA MECHANICAL STEAM PIPING PENETRATION | | BLOWOUT PANELS WERE FOUND LOCKED CLOSED DURING SYSTEM ENGINEERING WALKDOWN. | | UFSAR SECTION 3.6 REQUIRES PENETRATION BLOWOUT PANELS TO BE UNOBSTRUCTED. | | LOCKS WERE REMOVED FROM THE BLOWOUT PANELS. LICENSEE SAID THAT THE ONLY | | LABEL ON THE BLOWOUT PANELS SAY - PRIOR TO ACCESS NOTIFY SECURITY. LICENSEE | | DID NOT KNOW HOW LONG THE LOCKS HAD BEEN INSTALLED ON THE MECHANICAL STEAM | | PIPING PENETRATION BLOWOUT PANELS. LICENSEE IS INVESTIGATING WHO INSTALLED | | THE LOCKS AND WHEN THE LOCKS WERE INSTALLED. LABELS WILL BE MADE TO | | IDENTIFY THE BLOWOUT PANELS AS STEAM RELEASE PANELS. | | | | TURBINE DRIVEN AUXILIARY FEEDWATER PUMP (TDAFWP) ROOM STEAM LINE RELIEF | | PANEL WAS FOUND OBSTRUCTED BY A DRAIN LINE DURING ENGINEERING | | TROUBLESHOOTING OF THE DAMPER CONTROLS LOCATED IN THE TDAFWP ROOM. THE | | DRAIN LINE PREVENTS THE STEAM LINE RELIEF PANEL LOUVERS FROM FULLY OPENING. | | AT 1610 EST LICENSEE ENTERED IN TECH SPEC 3.7.1.2.B ACTION a (72 HOUR TO | | RETURN TDAFWP TO SERVICE) AFTER LICENSEE ISOLATED STEAM ISOLATION VALVE TO | | THE TDAFW PUMP TURBINE. BOTH MOTOR DRIVEN AUXILIARY FEEDWATER PUMPS ARE | | FULLY OPERABLE IF NEEDED. ENGINEERING IS LOOKING INTO EITHER REPOSITIONING | | THE DRAIN LINE OR THE STEAM LINE RELIEF PANEL. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | | | | NOTE: SEE EVENT #28270 FOR A RELATED EVENT ON UNIT 2. | | | | ** UPDATE DATE/TIME:1/28/95 @ 1730 *FROM LICENSEE:GWIRTZ BY:McGINTY** | | THE LICENSEE CALLED TO CLARIFY THAT THERE WAS JUST ONE PANEL (SAME PANEL AS | | THE SISTER UNIT) THAT HAD BOTH PROBLEMS, THE HASP AND LOCK BEING INSTALLED | | AS WELL AS THE PIPING AND HANGER INTERFERENCE. THE ORIGINAL REPORT APPEARS | | TO INDICATE THAT MULTIPLE PANELS WERE INVOLVED, WHICH IS NOT THE CASE. HOO | | NOTIFIED THE R1DO (COSTELLO). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28270 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 01/24/95 | |UNIT: [ ] [2] [ ] STATE: NJ |NOTIFICATION TIME: 18:16 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/24/95 | +------------------------------------------------+EVENT TIME: 16:15[EST]| |NRC NOTIFIED BY: HEALY |LAST UPDATE DATE: 01/28/95 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 +------------------------------------------------------------------------------+ | SAME PROBLEM AS FOUND IN EVENT #28268 FOR UNIT 1 EXCEPT THE STEAM LINE | | RELIEF PANEL IN THE TURBINE DRIVEN AUXILIARY FEEDWATER PUMP ROOM WAS FOUND | | OBSTRUCTED BY A SPRING CAN (DAMPER FOR THE STEAM RELIEF LINE). | | | | INNER MECHANICAL STEAM PENETRATION AREA MECHANICAL STEAM PIPING PENETRATION | | BLOWOUT PANELS WERE FOUND LOCKED CLOSED DURING SYSTEM ENGINEERING WALKDOWN. | | UFSAR SECTION 3.6 REQUIRES PENETRATION BLOWOUT PANELS TO BE UNOBSTRUCTED. | | LOCKS WERE REMOVED FROM THE BLOWOUT PANELS. LICENSEE SAID THAT THE ONLY | | LABEL ON THE BLOWOUT PANELS SAY - PRIOR TO ACCESS NOTIFY SECURITY. LICENSEE | | DID NOT KNOW HOW LONG THE LOCKS HAD BEEN INSTALLED ON THE MECHANICAL STEAM | | PIPING PENETRATION BLOWOUT PANELS. LICENSEE IS INVESTIGATING WHO INSTALLED | | THE LOCKS AND WHEN THE LOCKS WERE INSTALLED. LABELS WILL BE MADE TO | | IDENTIFY THE BLOWOUT PANELS AS STEAM RELEASE PANELS. | | | | TURBINE DRIVEN AUXILIARY FEEDWATER PUMP (TDAFWP) ROOM STEAM LINE RELIEF | | PANEL WAS FOUND OBSTRUCTED BY A SPRING CAN (DAMPER FOR THE STEAM RELIEF | | PANEL). THE DRAIN LINE MENTIONED IN EVENT # 28268 TOUCHES THE STEAM LINE | | RELIEF PANEL LOUVERS ONLY WHEN THEY ARE FULLY OPEN. THEY ARE NOT IN ANY | | TECH SPEC ACTION STATEMENT. ENGINEERING IS LOOKING INTO MOVING THE SPRING | | CAN AND TRIMMING THE STEAM RELIEF DAMPER SO IT WILL NOT COME INTO CONTACT | | WITH THE DRAIN LINE WHEN THE LOUVERS ARE FULLY OPEN. LICENSEE NOTIFIED | | LOWER ALLOWAYS CREEK TOWNSHIP OF THIS EVENT. | | | | RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | | | | ** UPDATE DATE/TIME:1/28/95 @ 1730 *FROM LICENSEE:GWIRTZ BY:McGINTY** | | THE LICENSEE CALLED TO CLARIFY THAT THERE WAS JUST ONE PANEL (SAME PANEL AS | | THE SISTER UNIT) THAT HAD BOTH PROBLEMS, THE HASP AND LOCK BEING INSTALLED | | AS WELL AS THE PIPING AND HANGER INTERFERENCE. THE ORIGINAL REPORT APPEARS | | TO INDICATE THAT MULTIPLE PANELS WERE INVOLVED, WHICH IS NOT THE CASE. HOO | | NOTIFIED THE R1DO (COSTELLO). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |OTHER NUCLEAR MATERIAL | |EVENT NUMBER: 28288 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: CROW BUTTE RESOURCES |NOTIFICATION DATE: 01/27/95 | | CITY: CRAWFORD REGION: 4 |NOTIFICATION TIME: 10:19 [ET]| | COUNTY: STATE: NE |EVENT DATE: 01/27/95 | |LICENSE#: 1534 AGREEMENT: Y |EVENT TIME: 00:00[CST]| | DOCKET: |LAST UPDATE DATE: 01/27/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |MURRAY RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: RHONDA GRANTHAM | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | LICENSEE REPORTED A POTENTIAL EXCURSION AT ONE OF THEIR MONITOR WELLS USED | | TO MONITOR AN INSITU LEACH URANIUM FACILITY. | | | | THE LICENSEE REPORTED THAT DURING A BIWEEKLY SAMPLE, A MONITOR WELL | | EXCEEDED ITS LIMIT FOR SULFATES (84 ppm MEASURED, 67 ppm LIMIT). THE WELL | | IS A 2" DIAMETER WELL LOCATED IN A LOW FLOW AQUIFER, AND THE LICENSEE | | SUSPECTS THAT SULFATE BASED CONCRETE USED IN THE CREATION OF THE WELL MAY | | BE LEACHING INTO THE SAMPLE WATER AND CONTAMINATING IT. THIS WELL HAS BEEN | | PROBLEMATIC SINCE ITS DRILLING. THE LICENSEE PLANS TO DRILL A 4" DIAMETER | | WELL ADJACENT TO THIS WELL AND TAKE SAMPLES TO DETERMINE THE SOURCE OF THE | | SULFATES. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28289 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ARKANSAS NUCLEAR REGION: 4 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: AR |NOTIFICATION TIME: 12:24 [ET]| |RX TYPE: [1] B&W-L-LP,[2] CE |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 11:20[CST]| |NRC NOTIFIED BY: SCOTT |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | |HAASS RVIB | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 72 POWER OPERATION | 72 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE ALLOWABLE LINEAR HEAT RATE LIMITS FOR THE LOCA ANALYSES ARE | | NON-CONSERVATIVE AT THE 2 ft. CORE ELEVATION (SEE RELATED EVENTS 28284 AND | | 28286). | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SENT BY THE LICENSEE. | | | | "B&W NUCLEAR TECHNOLOGIES (BWNT) LETTER "JHT-95-12" DATED JANUARY 27, 1995 | | PROVIDED INFORMATION CONCERNING THE EFFECTS OF INITIAL CONDITIONS USED FOR | | LARGE BREAK LOCA ANALYSES FOR ECCS EVALUATIONS OF B&W OPERATING PLANTS, | | INCLUDING ANO-1, AND TO REPORT NON-CONSERVATIVE DATA HANDLING IN THE | | EVALUATION MODEL (EM) THAT, WHEN CORRECTED, RESULTS IN A CHANGE IN PEAK | | CLAD TEMPERATURE OF GREATER THAN 50øF. THE RESULT OF CORRECTION OF EITHER | | PROBLEM ALONE MAY RESULT IN CALCULATED PEAK CLAD TEMPERATURES IN EXCESS OF | | THE 2200 øF ACCEPTANCE CRITERIA OF 10CFR50.46. | | | | BWNT HAS CALCULATED THAT THE LOCA LINEAR HEAT RATE LIMITS MAY HAVE TO BE | | REDUCED BY AS MUCH AS 1.3 kw/ft AT THE 2 ft. ELEVATION IN ORDER TO KEEP PCT | | AT THAT ELEVATION BELOW THE 2200 øF ACCEPTANCE CRITERION. THIS CONDITION | | DOES NOT REQUIRE A CHANGE TO THE ANO-1 CORE OPERATING LIMITS FOR THE | | CURRENT CYCLE. ANO-1 COULD NOT HAVE OPERATED IN A CONDITION THAT WOULD | | HAVE RESULTED IN PCT GREATER THAN 2200 øF IF A LARGE BREAK LOCA HAD | | OCCURRED. | | | | EVALUATION OF THE CONCERN IS EXPECTED TO BE COMPLETE BY AUGUST 1, 1995. A | | TECHNICAL JUSTIFICATION FOR CONCLUDING THAT NO ACTUAL SAFETY CONCERN EXISTS | | IS PROVIDED IN THE BWNT LETTER. THIS NOTIFICATION IS BEING CONDUCTED AS A | | CONSERVATIVE ACTION UNDER THE INDICATED REPORTING REQUIREMENT FROM | | 10CFR50.72 AS A CONDITION OUTSIDE THE DESIGN BASIS OF THE PLANT BASED ON | | 10CFR50.46(a)(3)(ii), WHICH STATES 'ANY CHANGE OR ERROR CORRECTION THAT | | RESULTS IN A CALCULATED ECCS PERFORMANCE THAT DOES NOT CONFORM TO THE | | CRITERIA SET FORTH IN PARAGRAPH (b) OF THIS SECTION IS A REPORTABLE EVENT | | AS DESCRIBED IN 10CFR50.55(e), 72 AND 73'." | | END OF TEXT | | | | THE LICENSEE HAS INFORMED THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28290 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUMMER REGION: 2 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: SC |NOTIFICATION TIME: 14:03 [ET]| |RX TYPE: [1] W-3-LP |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 13:00[EST]| |NRC NOTIFIED BY: FOWLKES |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GEORGE AL BELISLE RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 90 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | SUMMER REDUCING POWER TO 15% FOR REPAIRS TO THE MAIN GENERATOR OUTPUT | | BREAKER. | | | | VC SUMMER MADE A COURTESY CALL NOTIFICATION OF A PLANT SHUTDOWN. THE | | SHUTDOWN WAS INITIATED AT 1300 EST ON 1/27/95, WITH THE INTENT ON TAKING | | THE PLANT TO 15% POWER, REMAINING IN MODE 1. THE SHUTDOWN IS TO | | TROUBLESHOOT AND EFFECT REPAIRS TO A SWITCHYARD OIL CIRCUIT BREAKER (OCB). | | A DISCONNECT OF THE UNITS MAIN OCB TIE TO THE SWITCHYARD SHOWED INDICATIONS | | OF HIGH TEMPERATURE DURING A ROUTINE SURVEILLANCE OF THE BREAKER. THE PLAN | | IS TO TAKE THE MAIN GENERATOR OFF-LINE AT APPROXIMATELY 1600 EST, COMPLETE | | REPAIRS AND RECLOSE THE MAIN GENERATOR OUTPUT BREAKER AT ABOUT 1800 EST. | | THE SHUTDOWN IS NOT TECH SPEC REQUIRED. | | | | THE LICENSEE NOTIFIED THE RESIDENT INSPECTOR AND THE REGION. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |HOSPITAL | |EVENT NUMBER: 28291 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: MOUNTAIN HOME VA MEDICAL CTR |NOTIFICATION DATE: 01/27/95 | | CITY: MOUNTAIN HOME REGION: 2 |NOTIFICATION TIME: 15:05 [ET]| | COUNTY: WASHINGTON STATE: TN |EVENT DATE: 01/26/95 | |LICENSE#: 41-19792-01 AGREEMENT: Y |EVENT TIME: 16:00[EST]| | DOCKET: |LAST UPDATE DATE: 01/27/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |GEORGE AL BELISLE RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: DR. TAASAN | | |HQ OPS OFFICER: TIM McGINTY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |LADM 35.33(a) MED MISADMINISTRATION | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE MOUNTAIN HOME VA MEDICAL CENTER, LOCATED IN MOUNTAIN HOME, TN, NOTIFIED | | THE OPERATIONS CENTER OF A POTENTIAL MISADMINISTRATION INVOLVING THE | | ADMINISTRATION OF A BONE SCAN TO THE WRONG PATIENT. | | | | THE LICENSEE RECEIVED A REQUEST VIA A COMPUTERIZED FORM TO PERFORM A BONE | | SCAN ON A PATIENT. THE BONE SCAN WAS PERFORMED ON 1/24/95, AND THE | | PATIENTS DOCTOR WAS CALLED BECAUSE THERE WAS CONCERN ABOUT A FINDING. THE | | DOCTOR STATED THAT HE DID NOT REQUEST A BONE SCAN FOR THAT PARTICULAR | | PATIENT. THE LICENSEE THEN DETERMINED THAT THE BONE SCAN WAS INTENDED FOR A | | DIFFERENT PATIENT. THE ERROR APPEARS TO BE ADMINISTRATIVE IN NATURE, AND | | THE CALLER WAS UNCERTAIN IF THIS WAS A REPORTABLE EVENT OR JUST LOGGABLE. | | | | THE BONE SCAN INVOLVED THE INJECTION OF 25 MILLI-CURIES OF TC-99M MDP. | | THERE ARE NO ADVERSE EFFECTS EXPECTED OF THE PATIENT, AND THE PATIENT WILL | | BE NOTIFIED. THE LICENSEE WILL BE FURTHER INVESTIGATING THE CAUSE OF THIS | | EVENT. THE LICENSEE ALSO INTENDS TO CONFER WITH THE REGION. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28292 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 01/27/95 | |UNIT: [ ] [2] [ ] STATE: PA |NOTIFICATION TIME: 15:31 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 11:45[EST]| |NRC NOTIFIED BY: MONAGHAN |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FOUR DRYWELL CHILL WATER PCIV's ISOLATED WHEN AN OPERATOR CYCLED A BREAKER | | WHILE INVESTIGATING A PROBLEM. | | | | AT 1145 EST ON 1/27/95, A LICENSED SHIFT SUPERVISOR WAS DISPATCHED TO A | | LOCAL 120 VOLT AC CIRCUIT BREAKER PANEL TO INVESTIGATE A DE-ENERGIZED MAIN | | CONTROL ROOM RECORDER. TO THE SUPERVISOR LOOKING AT THE CIRCUIT BREAKER, | | IT APPEARED THAT THE BREAKER WAS IN THE TRIPPED CONDITION. UPON RECEIPT OF | | APPROVAL FROM THE MAIN CONTROL ROOM SUPERVISOR, THE SHIFT SUPERVISOR CYCLED | | THE BREAKER OFF AND BACK ON. THE BREAKER HOWEVER, WAS NOT TRIPPED AND WHEN | | THE CIRCUIT WAS DE-ENERGIZED POWER WAS REMOVED FROM AN AUXILIARY RELAY | | WHICH CAUSED FOUR DRYWELL CHILL WATER VALVES (PCIV's) TO CLOSE. THE | | ISOLATION LOGIC FOR THE PCIS WAS UNAFFECTED BY THIS EVENT. NORMALLY THESE | | VALVES ARE ASSOCIATED WITH A GROUP 6 ISOLATION. | | | | THIS NOTIFICATION IS CONSERVATIVELY BEING MADE UNTIL A CLARIFICATION OF | | WHETHER THIS EVENT CONSTITUTES AN ESF ACTUATION CAN BE COMPLETED. THE | | LICENSEE WILL INFORM THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28293 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CRYSTAL RIVER REGION: 2 |NOTIFICATION DATE: 01/27/95 | |UNIT: [3] [ ] [ ] STATE: FL |NOTIFICATION TIME: 15:56 [ET]| |RX TYPE: [3] B&W-L-LP |EVENT DATE: 01/26/95 | +------------------------------------------------+EVENT TIME: 11:00[EST]| |NRC NOTIFIED BY: RAWLS |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GEORGE AL BELISLE RDO | |CCCC 21.21 UNSPECIFIED PARAGRAPH | | | | | | |HAASS RIVB | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | PART 21 ON CONSTANT VOLTAGE TRANSFORMERS FOR VITAL BUS INVERTERS NOT | | MEETING ACCEPTANCE CRITERIA. | | | | ON JANUARY 26, 1995 AT 1100 EST, FLORIDA POWER CORPORATION (FPC) PERSONNEL | | AT CRYSTAL RIVER UNIT 3 (CR-3) DETERMINED THAT, BASED ON ADDITIONAL | | INFORMATION RECEIVED FROM THE VENDOR FOLLOWING RECEIPT AND ACCEPTANCE, | | CONSTANT VOLTAGE TRANSFORMERS (CVT) RECEIVED FOR INSTALLATION IN A VITAL | | BUS INVERTER 1-B (VBIT 1B) DID NOT MEET THE FPC PURCHASE ORDER | | REQUIREMENTS. IT WAS DETERMINED THAT THE VENDOR (GE NUCLEAR) USED AN | | INCORRECT ACCEPTANCE CRITERIA ON THE QUALIFICATION TEST REPORT AND THE | | ACCEPTANCE CRITERIA USED WAS NOT MET BY THE CVT's. | | | | HAVING FOUND THIS DISCREPANCY, FPC PERSONNEL REVIEWED SIMILAR TEST REPORTS | | ACCOMPANYING CVTs WHICH WERE RECEIVED EARLIER AND INSTALLED IN VITAL BUS | | INVERTER 1-D (VBIT 1D) IN DECEMBER 1994. THE ACCEPTANCE CRITERIA USED IN | | THIS INSTANCE WAS LIKEWISE INCORRECT. | | | | FPC HAS CONTACTED THE VENDOR AND CONTINUES TO SEEK A RESOLUTION OF THIS | | MATTER WITH THE VENDOR, AND WILL SUBMIT A COMPLETE REPORT TO THE NRC WITHIN | | 30 DAYS IN ACCORDANCE WITH 10CFR21. THE LICENSEE HAS DECLARED INVERTER | | "VBIT-1D" TECHNICALLY INOPERABLE IN ACCORDANCE WITH TECH SPECS, HOWEVER THE | | INVERTER REMAINS OPERATING AND CONTINUES TO FUNCTION PROPERLY. A BACKUP | | TRANSFORMER REMAINS AVAILABLE VIA AN ABT SHOULD PROBLEMS WITH THE INVERTER | | OCCUR. | | | | VENDOR: GE NUCLEAR ENERGY | | | | ITEM: CONSTANT VOLTAGE TRANSFORMER GE PART # DJ265A1824P001 | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28294 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OYSTER CREEK REGION: 1 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 16:20 [ET]| |RX TYPE: [1] GE-2 |EVENT DATE: 01/26/95 | +------------------------------------------------+EVENT TIME: 04:30[EST]| |NRC NOTIFIED BY: BUSH |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A NON-LICENSED SUPERVISOR WAS DETERMINED TO TESTED POSITIVE FOR ALCOHOL | | DURING A RANDOM TEST. THE EMPLOYEE'S ACCESS HAS BEEN TERMINATED. SEE HOO | | LOG FOR DETAILS. THE LICENSEE WILL INFORM THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28295 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: TURKEY POINT REGION: 2 |NOTIFICATION DATE: 01/27/95 | |UNIT: [3] [4] [ ] STATE: FL |NOTIFICATION TIME: 17:14 [ET]| |RX TYPE: [3] W-3-LP,[4] W-3-LP |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 16:25[EST]| |NRC NOTIFIED BY: FLYNN |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GEORGE AL BELISLE RDO | |DDDD 73.71 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 4 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DISCOVERY OF A POTENTIAL FOR COMPROMISE OF SAFEGUARDS INFORMATION. | | IMMEDIATE COMPENSATORY MEASURES TAKEN UPON DISCOVERY. THE LICENSEE | | INFORMED THE RESIDENT INSPECTOR. SEE HOO LOG FOR DETAILS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |IRRETRIEVABLE WELL LOGGING SOURCE | |EVENT NUMBER: 28296 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: SCHLUMBERGER TECHNOLOGIES INC. |NOTIFICATION DATE: 01/27/95 | | CITY: SUGARLAND REGION: 4 |NOTIFICATION TIME: 17:17 [ET]| | COUNTY: STATE: TX |EVENT DATE: 01/27/95 | |LICENSE#: 42-00090-03 AGREEMENT: Y |EVENT TIME: 12:00[CST]| | DOCKET: |LAST UPDATE DATE: 01/27/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | |BLAINE MURRAY RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: AITKEN | | |HQ OPS OFFICER: TIM McGINTY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |EIRR 39.77(c) WELL LOGGING SOURCE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE (SCHLUMBERGER TECHNOLOGIES INC., LOCATED IN SUGARLAND, TEXAS) | | REPORTED A LICENSED SOURCE STUCK IN AN OIL WELL IN OFF-SHORE LOUISIANA | | WHICH WILL PROBABLY HAVE TO BE ABANDONED DURING THE COURSE OF THE WEEKEND. | | | | THE WELL NAME IS "OCS-G0978C-4", AND THE OIL COMPANY IS THE LOUISIANA LAND | | AND EXPLORATION COMPANY. THE API# IS 17-709-41046. THE SOURCE IS 50 | | MICRO-CURIES OF AM-241. THE SOURCE TYPE IS "ASR-A", AND THE NUMBER IS 620. | | THE SOURCE IS PLANTED IN A TOOL STRING AT A DEPTH OF 12,052 FEET. THE PLAN | | IS TO SPOT CEMENT AT 10,600 FEET. THE LICENSEE IS REQUESTING NRC APPROVAL | | TO IMPLEMENT ABANDONMENT PROCEDURES. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28297 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 17:24 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 15:30[CST]| |NRC NOTIFIED BY: HENRY |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK RING 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TIP BALL VALVES WILL RE-OPEN UPON RESET OF A GROUP 7 ISOLATION IF THE | | CONTROL SWITCH IS IN THE OPEN POSITION (SEE RELATED EVENT 28281) | | | | AN INITIAL REVIEW OF THE TRAVERSING IN-CORE PROBE (TIP) BALL VALVE LOGIC | | SHOWS THE VALVES WILL RE-OPEN UPON RESET OF A GROUP 7 ISOLATION SIGNAL IF | | THE MANUAL CONTROL SWITCH ON THE TIP DRIVE UNIT IS IN THE OPEN POSITION. IN | | ADDITION, IF THE TIP WAS RETRACTING DUE TO A PRIMARY CONTAINMENT GROUP 7 | | ISOLATION SIGNAL, AND THE SIGNAL CLEARED AND WAS RESET PRIOR TO RETURNING | | TO THE SHIELD, THE BALL VALVE WOULD REMAIN OPEN. BOTH CONDITIONS ARE | | OUTSIDE THE PLANT DESIGN BASIS. THE UFSAR STATES "THE SYSTEM SHALL BE | | DESIGNED SO THAT, ONCE INITIATED, AUTOMATIC ISOLATION ACTION GOES TO | | COMPLETION. RETURN TO NORMAL OPERATION AFTER ISOLATION ACTION SHALL | | REQUIRE DELIBERATE OPERATOR ACTION." | | | | THE TIPs ARE BEING TAKEN ADMINISTRATIVELY OUT OF SERVICE TO CONTROL | | OPERATION AND SYSTEM ENGINEERING WILL CONTINUE TO INVESTIGATE THIS PROBLEM | | TO DETERMINE A LONG TERM SOLUTION. THE LICENSEE INFORMED THE RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28298 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NORTH ANNA REGION: 2 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: VA |NOTIFICATION TIME: 17:41 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 16:01[EST]| |NRC NOTIFIED BY: DAUBERMAN |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GEORGE AL BELISLE RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | A/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | RX TRIP ON LOSS OF THE STATION SERVICE BUS WHICH FEEDS THE "B" RCP. | | | | ON 1/27/95 AT 1601 EST THE "B" STATION SERVICE BUS WAS LOST WHILE | | ATTEMPTING TO SWAP MAIN FEED PUMPS. WHEN THE "B" MAIN FEED PUMP WAS | | STARTED, A FAULT IN THE MOTOR LEAD BOX OF THE INBOARD MOTOR CAUSED GROUNDS | | ON THE 4160v BREAKER FOR THE FEED PUMP, AND THE STATION SERVICE FEEDER | | BREAKER. THE FEEDER BREAKER OPENED, CAUSING A LOSS OF THE "B" STATION | | SERVICE BUS, WHICH RESULTED IN THE LOSS OF THE "B" REACTOR COOLANT PUMP. | | | | A REACTOR TRIP RESULTED FROM THE LOSS OF REACTOR COOLANT FLOW (< 90%) IN | | THE "B" LOOP (OR FROM THE OPENING OF THE "B" RCP BREAKER). ALL RODS FULLY | | INSERTED ON THE TRIP. THE ECCS's AND EDG's ARE OPERABLE. DECAY HEAT IS | | BEING REMOVED VIA THE STEAM DUMPS TO THE MAIN CONDENSER, AND THE GENERATORS | | ARE BEING FED VIA THE BYPASS FEED REG VALVES ON MAIN FEED (AUX FEED STARTED | | IN RESPONSE TO THE TRIP AND WAS SUBSEQUENTLY SECURED). THERE WERE NO | | UNUSUAL PRESSURE OR LEVEL TRANSIENTS. | | | | THE "B" RCP REMAINS SECURED AND THE BUS REMAINS DE-ENERGIZED. THE LICENSEE | | IS INVESTIGATING THE CAUSE OF THE PROBLEMS AND ELECTRICIANS ARE CHECKING | | THE BUS PRIOR TO RE-ENERGIZATION. THE LICENSEE INFORMED THE RESIDENT | | INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28299 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 17:44 [ET]| |RX TYPE: [1] CE |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 16:13[EST]| |NRC NOTIFIED BY: MALONEY |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 HOT STANDBY | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ON JANUARY 23rd, WITH THE PLANT IN HOT SHUTDOWN, THE LICENSEE FOUND A | | REFUELING CAVITY TRANSFER CANAL DRAIN VALVE SHUT, AND CONCLUDED THAT THE | | VALVE HAD BEEN SHUT DURING POWER OPERATION. WITH THIS VALVE SHUT, | | APPROXIMATELY 24,000 GALLONS OF CONTAINMENT SPRAY VOLUME COULD BE PREVENTED | | FROM RETURNING TO THE SAFEGUARDS SUMP DURING A DESIGN BASIS LOCA WITH | | CONTAINMENT SPRAY. BY PROCEDURE, THE VALVE SHOULD HAVE BEEN OPEN AT POWER | | AS A RESULT OF NRC INFORMATION NOTICE 90-19, WHICH DEALT WITH THIS ISSUE. | | | | AT THE TIME OF DISCOVERY IT WAS BELIEVED THAT THIS EVENT WAS NOT REPORTABLE | | BECAUSE THE 24,000 GALLONS APPEARED TO BE INSIGNIFICANT WITH RESPECT TO THE | | TOTAL VOLUME AVAILABLE IN CONTAINMENT DURING A LOCA. HOWEVER, TODAY PLANT | | ENGINEERING CONCLUDED THAT WITHHOLDING 24,000 GALLONS FROM THE SAFEGUARDS | | SUMP DURING A DESIGN BASIS LOCA COULD POTENTIALLY CHALLENGE THE REQUIRED | | NET POSITIVE SUCTION HEAD FOR THE CONTAINMENT SPRAY PUMPS WHEN THEY | | TRANSFER SUCTION TO THE SAFEGUARDS SUMP ON A RECIRCULATION ACTUATION | | SIGNAL. THUS, THE LICENSEE WAS CONSIDERED TO BE IN AN UNANALYZED CONDITION | | (THE VALVE WAS OPENED IMMEDIATELY UPON DISCOVERY, ALLEVIATING THE PROBLEM). | | ADDITIONAL ENGINEERING ANALYSES WILL BE PERFORMED TO FURTHER INVESTIGATE | | THE ISSUE. THE LICENSEE HAS BEEN OFF-LINE DUE TO A GENERATOR GROUND, WITH | | A REFUELING OUTAGE SCHEDULED TO BEGIN ON 2/25/95. HOWEVER, TODAY THE | | DECISION HAS BEEN MADE, DUE TO THE LENGTH OF THE GENERATOR REPAIR TIME, TO | | GO INTO THE REFUELING OUTAGE. | | | | THE LICENSEE WILL INFORM THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28300 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 19:40 [ET]| |RX TYPE: [1] CE |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 18:06[CST]| |NRC NOTIFIED BY: VOSS |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |BRIAN SHERON EO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |WRIGHT FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | UNUSUAL EVENT DECLARED AND TERMINATED DUE TO ENTERING A TECH SPEC REQUIRED | | SHUTDOWN BECAUSE A NON-VITAL INSTRUMENTATION BUS INVERTER WAS OUT OF | | SERVICE BEYOND THE ALLOWABLE LCO TIME. | | | | AT 1004 CST ON 1/27/95, FORT CALHOUN STATION CONTROL ROOM RECEIVED AN | | INVERTER #2 TROUBLE ALARM. AN OPERATOR WAS DISPATCHED TO INVESTIGATE AND | | FOUND THAT THE INVERTER HAD TRANSFERRED TO ITS BYPASS SUPPLY TRANSFORMER. | | THE "AI-42B" NON-VITAL 120 VAC INSTRUMENT BUS POWERED BY THAT INVERTER WAS | | DECLARED INOPERABLE AT 1006 CST. MAINTENANCE COMMENCED TROUBLE SHOOTING, | | AND TECH SPEC 2.7.2.O WAS ENTERED (8 HOUR LCO TO RETURN, OR BE IN HOT | | SHUTDOWN WITHIN THE FOLLOWING 12 HOURS). AT 1806, THE 8 HOUR LCO EXPIRED | | AND MAINTENANCE HAD NOT BEEN COMPLETED ON THE INVERTER. THE LICENSEE | | DECLARED AN UNUSUAL EVENT AT 1806 BASED ON A TECH SPEC REQUIRED SHUTDOWN, | | AND COMMENCED PREPARATIONS FOR A POWER REDUCTION. | | | | AT 1828 CST, "AI-42B" WAS DECLARED OPERABLE, THE T/S LCO WAS EXITED, AND AT | | 1848 THE UNUSUAL EVENT WAS TERMINATED. THE INVERTER HAS BEEN RETURNED TO | | SERVICE. THE INVERTER DOES NOT SUPPLY ANY SAFETY RELATED INSTRUMENTATION, | | AND IS LIMITED TO BALANCE OF PLANT INSTRUMENTATION. | | | | THE LICENSEE INFORMED THE RESIDENT INSPECTOR, AS WELL AS STATE AND LOCAL | | AUTHORITIES. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28301 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HADDAM NECK REGION: 1 |NOTIFICATION DATE: 01/27/95 | |UNIT: [1] [ ] [ ] STATE: CT |NOTIFICATION TIME: 20:05 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 01/27/95 | +------------------------------------------------+EVENT TIME: 20:05[EST]| |NRC NOTIFIED BY: STANFORD |LAST UPDATE DATE: 01/27/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 Y 93 POWER OPERATION | 93 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE NOTIFIED THE STATE DEPARTMENT OF ENVIRONMENTAL PROTECTION THAT | | THE PLANT WILL BE SHUTTING DOWN TO ENTER REFUELING OUTAGE 18. THE LICENSEE | | WILL NOTIFY THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28302 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DUANE ARNOLD REGION: 3 |NOTIFICATION DATE: 01/28/95 | |UNIT: [1] [ ] [ ] STATE: IA |NOTIFICATION TIME: 05:15 [ET]| |RX TYPE: [1] GE-4 |EVENT DATE: 01/28/95 | +------------------------------------------------+EVENT TIME: 01:08[CST]| |NRC NOTIFIED BY: MIKE DAVIS |LAST UPDATE DATE: 01/28/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK RING 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 Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | GRID DISTURBANCES CAUSED BOTH EDGs TO AUTO START | | | | ELECTRICAL DISTURBANCES ON THE GRID CAUSED BOTH EDGs TO START. THE EDGs | | DID NOT LOAD TO THEIR RESPECTIVE BUSES. THE ELECTRICAL DISTURBANCES WERE | | CAUSED BY ICING. AFTER VERIFYING THAT THE DIESELS WERE NOT NEEDED, THE | | LICENSEE RETURNED THEM TO STANDBY. | | | | THE REACTOR WATER CLEANUP PUMP TRIPPED DURING THE ELECTRICAL TRANSIENT. THE | | PUMP HAS BEEN RESTARTED. NO RWCU ISOLATION OCCURRED. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28303 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HADDAM NECK REGION: 1 |NOTIFICATION DATE: 01/29/95 | |UNIT: [1] [ ] [ ] STATE: CT |NOTIFICATION TIME: 05:03 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 01/29/95 | +------------------------------------------------+EVENT TIME: 04:35[EST]| |NRC NOTIFIED BY: RICHARD WILLIS |LAST UPDATE DATE: 01/29/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO 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 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | BOTH PRESSURIZER PORVs FOUND INOPERABLE WHILE SHUTDOWN | | | | BOTH PZR PORVs WERE FOUND TO BE INOPERABLE DURING AN OUTAGE SURVEILLANCE. | | THE PORVs COULD NOT BE OPENED. THIS FACT WAS CONFIRMED BY OBSERVING THE | | VALVES LOCALLY WHILE ATTEMPTING TO OPEN THEM. THE BLOCK VALVES ARE | | OPERABLE. THE LICENSEE CONTINUES TO INVESTIGATE THE CAUSE OF THE FAILURE. | | THE LICENSEE WILL NOTIFY THE RESIDENT INSPECTOR. APPROPRIATE STATE AND | | LOCAL OFFICIALS HAVE BEEN NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28304 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: NINE MILE POINT REGION: 1 |NOTIFICATION DATE: 01/29/95 | |UNIT: [ ] [2] [ ] STATE: NY |NOTIFICATION TIME: 12:28 [ET]| |RX TYPE: [1] GE-2,[2] GE-5 |EVENT DATE: 01/29/95 | +------------------------------------------------+EVENT TIME: 12:28[EST]| |NRC NOTIFIED BY: LYNCH |LAST UPDATE DATE: 01/29/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |FRANK COSTELLO RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |BRIAN SHERON EO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS |CALDWELL FEMA | | |ED JORDAN AEOD | | |KEN BROCKMAN AEOD | | |TIM MARTIN RA | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNUSUAL EVENT DECLARED WHEN BOTH THE DIV 1 AND DIV 2 EDG's WERE DECLARED | | INOPERABLE. | | | | NINE MILE POINT UNIT 2 COMMENCED AN ORDERLY PLANT SHUTDOWN AS REQUIRED BY | | TECH SPEC 3.8.1.1, ACTION STATEMENT (b), BECAUSE THE DIVISION 1 EDG IS | | INOPERABLE AND WAS NOT ABLE TO BE RESTORED TO OPERABLE WITHIN 72 HOURS OF | | DISCOVERY OF THE INOPERABILITY. THE PROBLEM WITH THE COOPER-BESSEMER | | "KSV-16T" MODEL EDG IS THE MECHANICAL GOVERNOR IS UNDERGOING CORRECTIVE | | MAINTENANCE DUE TO GOVERNOR OVERHEATING AND ENGINE CONTROL PROBLEMS. | | ACTIVITIES CONTINUE TO ATTEMPT TO RESTORE THE EDG TO AN OPERABLE STATUS. | | THE ORIGINAL PROBLEM ON THE DIV 1 EDG WAS DISCOVERED DURING NORMAL | | SURVEILLANCE TESTING. | | | | THIS MORNING, THE LICENSEE STARTED THE DIV 2 EDG (IDENTICAL DESIGN) TO HELP | | ASCERTAIN THE PROBLEM FOR INFORMATIONAL PURPOSES. AT 1241 EST, THE EVENT | | WAS UPGRADED TO AN UNUSUAL EVENT WHEN THE DIV 2 EDG WAS ALSO DECLARED | | INOPERABLE WHEN IT FAILED TO RESPOND TO A NORMAL TRIP SIGNAL AS EXPECTED AT | | THE COMPLETION OF THE INFORMATIONAL RUN. THE DIV 2 DIESEL WAS SUCCESSFULLY | | TRIPPED AFTER OPERATORS EXECUTED "ABNORMAL" SWITCH MANIPULATIONS (AN | | OPERATOR WAS ALSO DISPATCHED TO TRIP THE FUEL RACKS, IT IS UNCLEAR WHICH | | ACTION RESULTED IN THE SUCCESSFUL TRIP OF THE DIV 2 EDG). THE CALLER ALSO | | STATED THAT, DUE TO THE IDENTICAL DESIGNS OF THE EDG's, THE DIV 2 EDG COULD | | POTENTIALLY BE SUSCEPTIBLE TO SIMILAR PROBLEMS THAT THE DIV 1 EDG WAS | | EXPERIENCING, HOWEVER THIS MORNINGS TEST RUN DID NOT INDICATE ANY SUCH | | PROBLEMS. THE DIV 2 EDG IS TECHNICALLY INOPERABLE, BUT IS CONSIDERED | | AVAILABLE, AND EFFORTS ARE UNDERWAY TO RESTORE IT TO AN OPERABLE STATUS. | | | | UPON DECLARING THE UNUSUAL EVENT, TECH SPEC ACTION STATEMENT 3.8.1.1(g) WAS | | ENTERED, WHICH SPECIFIES RETURNING ONE EDG TO OPERABLE STATUS WITHIN TWO | | HOURS OR TO BE IN HOT SHUTDOWN WITHIN THE FOLLOWING 12 HOURS, AND COLD | | SHUTDOWN WITHIN THE FOLLOWING 24 HOURS. | | | | NMP-2 HAS THREE EDG's, HOWEVER THE DIV 3 EDG IS DEDICATED TO HPCS AND IS | | OPERABLE. ALL ECCS SYSTEMS ARE OPERABLE AT THIS TIME. THE TWO 115 KV | | OFF-SITE FEEDS TO THE STATION ARE OPERABLE, AND THE LOAD DISPATCHER HAS | | INDICATED THAT THE GRID IS STABLE, AND THE WEATHER FORECAST DOES NOT | | INDICATE ANY POTENTIAL PROBLEMS WITH GRID STABILITY. | | | | THE UNIT SHOULD BE IN HOT SHUTDOWN IN ABOUT 7.5 HOURS. THE RESIDENT | | INSPECTOR IS IN THE CONTROL ROOM OBSERVING THE SHUTDOWN. THE LICENSEE | | INFORMED THE STATE AND LOCAL AUTHORITIES ABOUT THE UNUSUAL EVENT, AND WILL | | ISSUE A PRESS RELEASE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28305 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MCGUIRE REGION: 2 |NOTIFICATION DATE: 01/29/95 | |UNIT: [1] [ ] [ ] STATE: NC |NOTIFICATION TIME: 19:18 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 01/29/95 | +------------------------------------------------+EVENT TIME: 18:22[EST]| |NRC NOTIFIED BY: JOHNSON |LAST UPDATE DATE: 01/29/95 | |HQ OPS OFFICER: TIM McGINTY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |GEORGE AL BELISLE RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | M/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | REACTOR MANUALLY TRIPPED FROM 100% POWER DUE TO A FWIV CLOSURE. | | | | FEEDWATER ISOLATION VALVE (FWIV) "1-CF-26" CLOSED FOR REASONS NOT KNOWN. | | THE REACTOR WAS TRIPPED MANUALLY PRIOR TO REACHING THE LOW STEAM GENERATOR | | LEVEL REACTOR TRIP SETPOINT. ALL SYSTEMS FUNCTIONED AS REQUIRED, WITH THE | | EXCEPTION OF THE CLOSURE OF THE FWIV. THE LICENSEE IS MONITORING OFF-GAS | | RELEASE VIA THE CONDENSER AIR EJECTORS AND THE NORMAL CONTAINMENT RELEASE | | PATHWAY VIA THE STACK, AND NO INCREASE IN NORMAL RELEASE LEVELS HAS BEEN | | DETECTED. | | | | ALL RODS FULLY INSERTED INTO THE CORE. THE LICENSEE IS REMOVING STEAM TO | | THE MAIN CONDENSER VIA THE STEAM DUMPS, AND FEEDING THE STEAM GENERATORS | | VIA THE AUXILIARY FEEDWATER SYSTEM. ALL OF THE ECCS's AND EDG's ARE | | CONSIDERED OPERABLE. UNIT 1 HAS NO KNOWN LEAKING STEAM GENERATOR TUBES, | | AND THERE WERE NO UNUSUAL LEVEL OR PRESSURE TRANSIENTS IN RESPONSE TO THE | | TRIP. | +------------------------------------------------------------------------------+