ML20210K728
| ML20210K728 | |
| Person / Time | |
|---|---|
| Issue date: | 08/15/1997 |
| From: | Chaffee A NRC (Affiliation Not Assigned) |
| To: | Weiss S NRC (Affiliation Not Assigned) |
| References | |
| OREM-97-007, OREM-97-7, NUDOCS 9708200067 | |
| Download: ML20210K728 (33) | |
Text
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. A usust 15, 1997 MEMORANDUM T0: Seymour H. Weiss Acting Director Division of Reactor Program Management FROM: for Alfred E Chaf fee, Chief l Original signed by Robert L. Dennigl Events Assessment and Generic Communications Branch Division of Reactor Program Management
SUBJECT:
OPERATING PEACTORS EVENTS BRIEFING AUGUST 13, 199/ - BRIEFING 97-07 On August 13, 1997, we conducted an Operating Reactors Events Briefing (97-07) to inform senior managers from offices of the Commission, AE0D, NRR and regional offices of selected events that occurred since our last briefing on May 28, 1997. Attachment 1 lists the attendees. Attachment 2 prewnts the significant elements of the discussed events.
Attachment 3 contains reactor scram statistics for the weeks ending Hay 25.
June 1. June 8. June 22 June 29 July 6. July 13. July 20. July 27. August 3, and August 10, 1997. Three significant events were identified for input into the NRC Performance Indicator Program (Attachment 4),
The statements contained in the attached briefing slides represent the best information currently available to the NRC, Future followup could produce new information that may alter the NRC's current view of the events discussed.
Attachments: As stated (4) cc w/atts:
See next page CONTACT: Kathy Gray, NRR (301) 415-1166
.)ISTRIBUTLON: (w/atts)
V,entrah F les:
PUBLIC LKilgore SECY PECB R/F D* 5-KGray WBurton DOCUMENT NAME: G:\KAG\0RTRANS
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S. Collins NRR (0-12G18)
F. Miraglia. NRR (0 12G18) H. Fairtile. NRR (011B20)
F. Gillespie NRR (0-12G18) S. Weiss NRR (011H21)
R. Zimmerman. NRR (0-12G18)
T. Martin NRR (0 12G18)
B. Sheron. NRR (0-12G18)
- 8. Boger. NRR (0 14E4)
J. Zwolinski NRR (0-14H3)
J. Roe NRR (0-13E4)
E. Adensam, NRR (0-13E4)
G. Lainas. NRR (0-7026)
G. Holahan, NRR (0 8E2)
D. O'Neal. NRR (0-10E4)
L. Spessard. NRR (0-9E4)
M. Markley. ACRS (T-2E26) l D. Ross. AEOD (T-4018)
C. Rossi. AE00 (T-4A9) l F. Congel. AEOD (T 4D28)
R. Barrett. AE00 (T-4A43)
S. Rubin. AE00 (T-4D28)
M. Harper. AE00 (T-4A9)
W. Leschek. AE00 (T-4A9)
W. Dean. EDO (0-5E6))
J. Gilliland, PA (0-2G4)
D. Morrison. RES (T-10F12)
W. Hill. SECY (0-16G15)
H. Miller. Region I C. Hehl, Region I L. Reyes, Re J. Johnson, Region gion 1111 S. Vias. Region 11 A. Beach. Region Ill G. Grant. Region 11!
E. Mershoff. Region IV P. Gwynn Region IV K. Perkins, Region IV/WCF0 G. Fader. INPO J. Zimmer. DOE
e LIST OF ATTENDEES OPERATING REACTORS EVENTS FULL BRIEFING (97-07)
AUGUST 13, 1997 M OFFICE M OFFICE A. Chaffee NRR D. Jackson OCM/EM E. Goodwin NRR B. Holian OCM/SJ S. Weiss NRR C. Rossi AE00 W. Burton NRR K.S. West NRR l K. Gray NRR P. Madden NRR l B. Benedict .NRR H. Biamonte NRR B. Boger NRR E. J. Lee NRR TELEPHONE ATTENDANCE (AT ROLL CALL)
Reaions Resident Insoectors legion I H. Conner. Haddam Neck Region 11 B. Raymond. Haddam Neck Region Ill R. Conte. Haddam Neck Region IV B.11L.
ATTACHMENT 1 l
1 E
l l
l OPERATING REACTORS EVENTS BRIEFING 97-07 LOCATION: 0-10B11, WHITE FLINT WEDNESDAY, AUGUST 13, 1997 11:00 A.M.
HADDAM NECK CONTROL ROOM EVACUATION DUE TO INADVERTENT HALON ACTUATION i
PRESENTED BY:
EVENTS ASSESSMENT AND GENERIC COMMUNICATIONS BRANCH DIVISION OF REACTOR PROGRAM MANAGEMENT, NRR Attactrent 2
t s
97 07 HADDAM NECK CONTROL ROOM EVACUATION DUE TO INADVERTENT HALON ACTUATION AUGUST 7, 1997-PROBLEM EVACUATION OF CONTROL ROOM (CR) AND CENTRAL ALARM STATION (CAS) DUE TO INADVERTENT HALON ACTUATION.
CAUSE INADVERTENT ACTUATION OF HALON SYSTEM. CAMERA FLASH INSIDE HALON CABINET ACTUATED SYSTEM.
l SAFETY SIGNIFICANCE POTENTIAL PERSONNEL EXPOSURE HAZARD. CHALLENGE TO COMMAND AND CONTROL 0F THE PLANT.
DESCRIPTION OF EVENT o ON AUGUST 7, 1997, UNIT DEFUELED. PREPARING FOR DECOMMISSIONING.
o TRAINING DEPARTMENT PERSONNEL PHOTOGRAPHING INSIDE OF HALON CONTROL CABINET USING DIGITAL CAMERA.
o FIRST PICTURE WITH AUTO FLASH (0944).
CONTACT: RICHARD CONTE, REGION I/DRP AIT: NQ WILLIAM BURTON, NRR/ DRPH /PECB
REFERENCES:
10 CFR 50.72 #32736 SIGEVENT: NQ PN0-I-97-049 o
t HADDAM NECK 97-07 e TRAINER MANUALLY FIRED THE SECOND FLASH (0946). HALON ACTUATED. CR EVACUATED.
e ROOM FILLED WITH F0G, DISCHARGE GENERATED FLYING DEBRIS (CEILING PANELS, PLEXIGLASS FROM LIGHT FIXTURES).
- CENTRAL ALARM STATION AFFECTED VIA VENTILATION SYSTEM.
CAS EVACUATED.
e-- 0PERATIONS CREW WITHDREW TO TURBINE HALL AND ACCESS l F0YER ADJ0INING CR.
e OPERATORS OBSERVED CR THROUGH LARGE WINDOWS. OPERATOR SENT TO SPENT FUEL P0OL (SFP) AREA.
e CAS REMANNED AT 10:33 AM. OPERATORS RETURNED TO CR AT 10:34 AM. NOTIFICATION OF UNUSUAL EVENT DECLARED AT 10:45 AM (TERMINATED AT 12:35 PM). NO IN' JURIES, NO EFFECT ON PLANT (SFP TEMPERATURE REMAINED ~94 F).
DISCUSSION e CANON DIGITAL CAMERA e
HALON SYSTEM:
ANSUL AUT0 PULSE 2000 MOUNTED ON WALL IN SOUTHWEST CORNER OF CR.
HADDAM NECK 97 07 l
e RESPONSE OF CONTROL R00H CREW AND ADEQUACY OF l PROCEDURES DURING SHUTDOWN OR DECOMMISSIONING ;
i -
NO PROCEDURES TO COVER THIS SPECIFIC SITUATION.
DECLARED AN UNUSUAL EVENT BASED ON JUDGEMENT PROCEDURES DO NOT SPECIFY ALTERNATE LOCATIONS i PROCEDURES DO NOT SPECIFY CONDITIONS TO REENTER SPACES e PROTECTION OF EQUIPMENT FROM HALON ACTUATION ACTUATION OF FIRE SUPPRESSION SYSTEM SHOULD NOT DAMAGE EQUIPMENT OR INJURE PERSONNEL.
e -
SEVERAL EXAMPLES OF SIMILAR EVENTS WHICH WERE NOT REPORTABLE: FITZPATRICK (2/97): SALEM 2 (12/96)
FOLLOWUP e LICENSEE FORMED EVENT REVIEW TEAM.
e WALKED DOWN CR TO ASSESS CONDITIONS AND DAMAGE TO EQUIPMENT.
o POSTED WARNING ON ALL FIRE CONTROL PANELS NOT TO PHOTOGRAPH INSIDE PANELS.
- o CONDUCTED TESTS WITH AND WITHOUT FLASH: TRIAL WITH
- FLASH ACTUATED SYSTEM, TRIAL WITHOUT FLASH DID-NOT.
t HADDAM NECK 97-07 E
e INFORMATION NOTICE BEING PREPARED.
MAJOR ISSUES TO BE RESOLVED:
1 e ROOT CAUSE OF INITIATION
- e CRITERIA FOR SCBA/ EVACUATION FOR HALON I e CONTROL ROOM EVACUATION PROCEDURES FOR SHUTDOWN PL/ : T PREVIOUS EVENTS e FITZPATRICK: 2/97 - FLASH PHOTOGRAPHY (POLAR 0ID) 0F
(
L CHEMETRON MICR0 1-EV CONTROL PANEL IN RELAY ROOM ISOLATED VENTILATION AND ACTUATED CO2 -
e SALEM 2: 12/96 - FLASH PHOTOGRAPHY NEAR OVERHEAD ANNUNCIATOR SYSTEM (OHA) ACTUATED AN OHA TROUBLE ALARM, REQUIRING USE OF ABNORMAL OPERATING PROCEDURE.
h PREVIOUS GENERIC COMMUNICATIONS e IN 94-12." INSIGHTS GAINED FROM RESOLVING GENERIC l
ISSUE 57: ' EFFECTS OF FIRE PROTECTION SYSTEM ACTUATION ON SAFETY-RELATED EQUIPMENT ~':
DISCUSSES RESULTS FROM STUDY OF THE EFFECTS ON SAFETY-RELATED SYSTEMS OF INTENDED AND INADVERTENT ACTUATIONS OF FIRE PROTECTION SYSTEMS.
V -
HADDAM NECK 97-07 IN 91-60, " FALSE ALARMS OF ALARM RATEMETERS BECAUSE OF RADI0 FREQUENCY INTERFERENCE":
NHSS INFORMATION NOTICE DISCUSSES FALSE ALARMS OF ALARM RATEMETERS AS A RESULT OF EXPOSURE TO RFI FROM VARIOUS SOURCES (RADAR, WELDING MACHINES, HAND-HELD RADIOS). . -
IN 87-14 " ACTUATION OF FIRE SUPPRESSION SYSTEM CAUS.T IN0PERABILITY OF SAFETY-RELATED VENTILATION EQUIPMENT":
- DISCUSSES OPERATOR ERRORS AND SINGLE- AND COMMON-MODE FAILURES THAT INITIATED FIRE SUPPRESSION SYSTEMS AND RESULTED IN IN0PERABLE SAFETY-PELATED SYSTEMS.
IN 83-83, "USE OF PORTABLE RADIO TRANSHITTERS INSIDE NUCLEAR POWER PLANTS":
DISCUSSES INSTANCES WHERE PORTABLE RADIO TRANSMITTERS CAUSED SYSTEM MALFUNCTIONS AND SPURIOUS ACTUATIONS.
i
f; REACTOR' SCRAM Reporting Period: .- 06/M/97 to 08/10/97
-Yt0 - YTD -
ABOVE BELOW YTD Q&ll Lt%T'& UNIT ggggg 11!1 CAlll[ COMPLIQligg,g 1[g 1[$ 1[gg 06/N/97 ulNE MILE'PolNT 2. 60 SM Equipment Fatlure no' 1 0 1 08/07/97 - DEAWR VALs.EY 1 100 SA Equipuent ialture No 0 2 2 l-t Kotst Tsar To Date (YTD) Totals include Events Within The Calendar Year Indicated By The End Date Of The Specified Reporting Period ETS 10 .p.g,j ,
j97 Attactrront 3
i
,p COMPAR890N OF WEEKLY (CRAM STATISTICS WITH INDUSTRY AVERAGES PERIOD ENDING 08/10/97 NUMsER -1997 1996 1995 1994 1993 0F WEEKLY WEEKLT WEEKLY WEEKLY WEEKLY SCRAM CAUSE S,* RAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
POWER GREATER THAN OR EQUAL TO 15%
EQUIPMENT FAILURE 2 0.98 1.52 1.83 1.52 1.83 DESIGN / INSTALLATION ERROR 0 0.16 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.09 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.32 0.50 0.38 0.54 0.52 EXTERuAL 0 0.03 0.13 0.21 0.17 0.13 OTNER 0 0.03 0.10 0.06 -
0.02 Subtotal 2 1.61 2.43 2.75 2.52 2.81 l
1 POWER LESS THAN 15%
EQUIPMENT FAILURE O 0.19 0.23 0.10 0.27 0.38 DESIGN /lNSTALLATION ERROR 0 0.00 - -
0.02 -
OPERATING ERR 0k 0 0.03 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.06 0.06 0.08 -
0.02
. EXTERNAL 0 0.00 - - -
0.04 OTHER 0 0.00 - - - -
Stbtotat 0 0.29 0.39 0.31 0.31' O.57
-TOTAL 2 1.89 2.82 3.06 -2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
TOTAL AUTOMATIC SCRAMS 1 1.10 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 1 0.79 1.10 1.13 0.69 ' O 94 TOTALS MAY DIFFER BECAUSE OF ROUNDING ',
ETS 14 Page: 1 08/11/97
NOTES l'. PLANT SPECIFIC DATA BASED ON INITIAL REVIEW OF 50.72 REPORTS FOR THE WEEK OF INTEREST. PERIOD IS MIDNIGHT SUNDAY THROUGH MIDNIGHT SUNDAY.
SCRAMS ARE DEFINED AS REACTOR PROTECTIVE ACTUATIONS WHICH RESULT IN ROD MOTION, AND EXCLUDE PLANNED TESTS OR SCRAMS AS PART OF PLANNED SHUTDOWN IN ACCORDANCE-WITH A PLANT PROCEDURE. THERE ARE 111 REACTORS HOLDING AN OPERATING LICENSE.
- 2. PERSONNEL RELATED PROBLEMS INCLUDE HUMAN ERROR, PROCEDURAL DEFICIENCIES, AND MANUAL STEA" GENERATOR LEVEL CONTROL PROBLEMS.
- 3. COMPLICATIONS: RECOVERY COMPLICATED BY EQUIPMENT FAILURES OR PERSONNEL ERRORS UNRELATED TO CAUSE OF SCRAM.
- 4. "OTHER" INCLUDES AUTOMATIC SCRAMS ATTRIBUTED TO ENVIRONMENTAL CAUSES (LIGHTNING), SYSTEM DESIGN, OR UNKNOWN CAUSE.
OEAB SCRAM DATA Manual and Automatic Scrams for 1987 ------------------ 435 Manual and Automatic Scrams for 1988 ------------------ 291 Manual and Automatic Scrams for 1989 ------------------ 252 Manual and Automatic Scrams for 1990 ------------------ 226 Manual and Automatic Scrams for 1991 ------------------ 206 Manual and Automatic Scrams for 1992 ------------------ 212 Hanual and Automatic Scrams for 1993 ------------------ 175 Manual and Automatic Scrams for 1994 ------------------ 150 Manual and Automatic Scrams for 1995 ------------------ 159 Manual and Automatic Scrams for 1996 ------------------ 146 Manual and Automatic Scrams for 1997 --(YTD 08/10/97)-- 60 L
u
REACTOR SCRAM Reporting Period: 07/28/97 to 08/03/97 YTD YTD ABOVE BELOW Y10 P.Mi PLANT 8 UN!T M UfP1 [At/Ji CCMPL 1 CATIONS jl3 11} 701AL
,,3 07/28/97 DRE$0EN 2 87 SM Operating Error No 1 0 1 07/30/97 TURKEY PolWT 3 100 SA Equipnent Falture NO 2 1 3 08/01/97 OYSTER CREEK 1 100 SM Maintenance Error No 1 0 1 08/01/97 SEQUOYAN 1 100 SM Maintenance Error NO 1 0 1 Note: Year To Date (YTD) Totals include Events Within The Calendar Year Irdicated By The End Date Of The Specified Reporting Period ETS 10 Page:1 08/11/97
I
_, COMPARISON OF WEEKLY SCRAM STATISTICS WITH INDUSTRY AVERAGES PERIOD ENDING 08/03/97 NtmsER 1997 1996 1995 1994 1993 0F WEEKLY WEEKLY WEEKLY WEEKLT WEEKLY SCRAM CAUSE $(RAMS AFRAGE AVERAGE AVERAGE AVERAGE AVER /GE (thi)
POWER C 4ATER THAN OR EQUAL To 15X EQUIPMENT FAILURE 0.94 1 1.52 1.83 1.52 1.83 DEslGN/INSTALLAfl0N ERROR 0 0.16 0.10 0.12 0.08 0.04 OPERATING ERROR 1 0.10 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 2 0.33 0.50 0.38 0.54 0.52 EXTERNAL 0 0.03 0.13 0.21 0.17 0.13 OTHER 0 0.03 0.10 0.06 -
0.02
$4 total 4 1.59 2.4? 2.75 2.52 2.81 POWER LESS THAN 15%
EQUIPMENT FAILURE O 0.20 0.23 0.10 0.27 0.38 l DEstCN/ INSTALLATION ERROR 0 0.00 -
I 0.02 -
OPERATING ERROR 0 0.03 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.07 t
0.06 0.08 -
0.02 EXTERNAL 0 0.00 - - -
0.04 OTHER 0 0.00 - - - -
Subtotal 0 0.30 0.39 0.31 0.37 0.57 TOTAL 4 1.89 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEE WEEKLY WEEKLY WEEKLY WEEKLY SCR AM YVPE - SCRAMS AVERawE AVERAGE AVERA0E AVERACE AVERAGE (YTD)
TOTAL AUTCMATIC SCRAMS- 1 1.11 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 3 0.78 1.10 1.13 0.69 0.94 TOTALS MAY OlFFER BECAUSE OF ROUNDING OFF i 14 Page: 1 08/11/97
I
- REACTOR SCRAM Reporting Period: 07/21/97 to 07/27/97 YTD YTD ABOVE BELOW YTD DA,11 PLANT & UNIT ggWJ.g IJf1 CAV$t CmPLICATIONS ,114 JE TOTAL 07/22/97 TURKEY POINT 3 100 SM Equipnent Failure No 1 1 2 07/26/97 INDIAN POINT 2 100 SA Equipnent Falture NO 1 1 2 07/26/97 CATAWBA 2 100 SM Ewipment Failure NO 2 0 2 l
i Nota: Year To Late (YTD) Totals include Events Within The Calendar Year Indicated By The Erd Date Of The specified Reporting Period ETS 10 Page:1 08/11/97
^
COMPARISON OF WEEKLY SCRAM STATISTICS WITN INPJSTRY AVERAGES PERIOD ENDING 07/27/97 NUM8ER 1997 1996 1995 1994 1993 0F WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRMI CAUSE SCRhe$ AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
POWER GREATER TNAN OR EQUAL TO 155 EQUIPseENT FAILURE. 3 0.94 1.52 1.83 1.52 1.83 DESION/lNSTALLATION ERROR 0 0.17 0.10 0.12 0.08 - 0.04 OPERATING ERROR 0 0.07 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.27 0.50 0.38 0.54 0.52
- EXTERNAL 0 0.03 0.17 0.21 0.17 0.13 OTHER 0 0.03 0.10 0.06 -
0.02 S* total 3 1.51 2.43 2.75 2.52 2.81 j POWER LESS THAN 15%
EQUIPS 4ENT FAILURE 0 0.20 0.23 0.10 0.27 0.38 DESIGN /lWSTALLATION ERROR 0 0.00 - - 0.02 -
OPERATING ERROR 0 0.03 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.07 0.06 0.08 -
0.02 EXTERNAL 0 0.00 - - -
0.04 CTNER 0 0.00 - - - -
$4 total 0 0.30 0.39 0.31 0.37 0.57 TOTAL 3 1.81 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERACE- AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
TOTAL AUTOMATIC SCRAMS 1 1.11 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 2 0.71 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER BECAUSE OF ROUNDING OFF
)
ETS 14 Page: 1 08/11/97
REACTOR SCRAM Reporting Period: 07/14/97 to 07/20/97 YTD YTD ABOVE BELOW YTD lLAll PLANT & UWlf E!MA IIP [ CAV$( COMPtlCATIONS jBI TOTAL 07/20/97 HARRIS 1 100 SA Equipment Falture WO 3 0 3 Nota: Ysar To Date (YTD) Totals include Events Within The Calendar Year Indicated By The End Date Of The Specified Reporting Period
-ETS 10 Page:1 07/28/97 T .J
/ COMPARISON OF W EKLY SCRAM STATISilCS WITH INDUSTRY AVCRAGES PERIOD ENDING 07/20/97 NUMBER 1997 1N 1995 1994 1993 0F WEEKLY WEEKLY WEKLY WEEKLY WEEKLY.
SCRAM CAUSE SCRAMS AVERAGE AvrRitGE AVERAGE AVERAGE AVERAGE (YTD) POWER GREATER THAN OR EQUAL TO 15% EQUIPMENT FAILURE 1 0.87 1.52 1.83 1.52 1.83 DESIGN / INSTALL,* TION ERROR 0 0.17 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.07 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.28 0.50 0.38 0.54 0.52 EXTERNAL 0 0.03 0.13 0.21 0.17 0.13 OTHER 0 0.03 0.10 .0.06 - 0.02 Subtotal 1 1.45 2.43 2.75 2.52 2.81 POWER LESS THAN 151 I EQUIPMENT FAILURE O 0.21 0.23 0.10 0.27 0.38 DESIGN / INSTALLATION ERROR 0 0.00 - - 0.02 - t OPERATING ERROR- 0 0.03 0.10 0.13 0.08 0.13 l MAINTENANCE ERROR 0 0.07 0.06 0.08 - 0.02 EXTERNAL 0 0.00 - - - 0.04 OTHER 0 0.00 - - - - Subtotal 0 0.31 0.39 0.31 0.37 0.57 TOTAL 1 1,76 2.82 3.06 2.89 3.38 1997 1996 1995 1994' 1993 NO. OF WEEKLY WEEKLv WEEKLY WEEKLY WEKLY
.SCR.* TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
TOTAL AUTOMATIC SCRAMS 1
- 11. 1,71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 0 0.66 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER BECAUSE OF ROUN0 LNG 0FF ETS 14 Page: 1 07/28/97
< REACTJt $ CRAM Reportirg Period: 07/07/97 to 07/13/97 YTD YTD A80VE BELOW YTD 9fli PtANT & (WIT POWER ILL Ciyjil COMPLICAT10N$ jjj }}} g 07/11/97 McGutRE 2 100 SA Equipment Failure No 1 0 1 i
I
)
Note: Year To Date (TTD) Totals lnclude Events Within The Calendar Year Indicated By The End Date Of The Specified Reporting Period
~'
ETS 10 Page:1 07/i6/97
COMPARISON Of WEELY SCRAM STATISTICS WITN INDUSTRY AVERAGES PERIOD EN0 LNG 07/13/97 NUMBER 1997 1996 1995 1994 1993 0F WEKLY WEEKLY WEKLY WEEKLT WEEKLY SCRAM.CAUSE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) POWER GREATER THAN OR EQUAL TO 15% EQUIPMENT FAILURE 1. 0.87 1.52 1.83 1.52 1.83 DEllGN/ INSTALLATION ERROR 0 0.18 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.07 0.04 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.29 0.50 0.38 0.54 0.52 EXTERNAL 0 0.04 0.13 0.21 0.17 0.13 OTHER 0 0.04 0.10 0.06 - 0.02 Subtotal. 1 1,49 2.43 2.75 2.52 2.81 4 I
- POWER LESS THAN 15%
EQUIPMENT FAILURE O 0.22 0.23 0.10 0.27 0.38 DEslGN/ INSTALLATION ERROR 0 0.00 - - 0.02 - OPERATING ERROR 0 0.04 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.07 0.06 0.08 - 0.02 EXTERNAL 0 0.00 - - - 0.04 OTHER 0 0.00 - - - -
$4totet 0 0.33 0.39 0.31 0.37 0.57 TOTAL 1 1.82 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 No. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY
' SCR AM TYDE - SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTO) -
TOTAL AUTOMATIC ScaAMS 1 1.12 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 0 0.69 1.10 1.13 0.69 0.94 TOTALS MAY O!FFER BECAUSE OF ROUNo!NG OFF
' ETS 16 Page: 1 07/16/97
_' i- REACTOR tcaAk Reporting Period 06/30/97 to 07/06/97 VfD YTD : ( ABOVE NLOW YTD 9AIK PLANT & UNIT Jgg IIP [ $43!K COMPLICATIONS jil lil - TOTAL
.07/01/97 OCONEE 1 0 SM Equipment f ailure NO O 1: 1 07/02/97 DIASLO CANYON 2 100 SM Design or Instattati No , 2 -0 2 07/06/97 OCONEE 2 100 SA Equipment Falture No 1 0 1 l
l ..
= Note: Year 'To Date (YTD) Totals Include Events Within The Calendar Year Indicated By The End Date of The Specified Reporting Period ETS 10 Page:1 07/14/97
~l
_a
COMPARISON OF WEKLY SCRAM STAflSTICS WITN INDUSTRY AVERAGES PERitB EN0lWG 07/06/97 NUNSER 1997 1996 1995 1994 1993 0F WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM CAUSE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) POWER GREATER THAN OR EQUAL To 155 EQUIPMENT FAILURE 1 0.86 1.52 1.83 1.52 1.83 DEllGN/ INSTALLATION ERROR 1 0.19 0.10 0.12 0.08 0.04 OPERATING ERROR' 0 0.07 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.30 0.50 0.34 0.54 0.52 EXTERNAL 0 0.04 0.13 0.21 0.17 0.13 OTNER 0 0.04 0.10 0.06 . 0.02 Setotet 2 1.50 2.43 2.75 2.52 2.81 L-POWER LESS THAN 15% i EQUlPMENT FAILURE 1 0.22 0.23 0.10 0.7 0.38 I DESIGN / INSTALLATION ERROR 0 0.00 - - ' ! - OPERATING ERROR 0 0.04 0.10 0.13 8 0.13 MAINTENANCE ERROR 0 0.07 0.06 0.08 0.02 EXTERNAL 0 0.00 - - - 0.04 OTHER 0 0.00 - - - - 54 total 1 0.33 0.39 0.31 0.37 0.57 TOTAL 3 1.83 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 No. OF WEEKLY WEEKLY WEEKLY WEEKLY WEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE A TRAGE (YTD) TOTAL AUTOMATIC SCRAMS 1 1.12 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 2 0.71 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER SECAUSE OF ROUNDING OFF E75-16 Page: 1 07/14/97
REACTot stami Reporting Perled: 0423/97 to M/29/97 YTD YTD ABOYE BELOW YTD R&Il PLANT & lalT M ILP1 gyg CG r_! CAT 10Ms j3 jg Ig]T3Al M/2497 CATAWA 2 100 SA Equipment Fatture No 1 0 1 f :' Nots: , Year To Date (YTD) Totals include Events Within The Calender Year indicated By The End Date of The Specified Reporting Period ETS*10 Page:1 07/02/97
# COlFAtlSON OF WEKLY SCRAN STATISTICS WITN INDUSTRY AVERAGES PERIOD E W ING 06/29/97 NuneER 1997 1996 1995 1994 1993 0F WEKLY WEKLY WEKLY W EKLY WEEKLY SCRAM CAUSE SCRANS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
POWER GREATER TRAN OR EQUAL TO 15% EQUIPMENT FAILURE 1 0.86 1.52 1.83 1.52 1.83 DESIGN /lNSTALLATION ERROR 0 0.16 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.08 0.08 0.15 0.21 0.27 mlNTENANCE ERROR 0 0.31 0.50 0.38 0.54 0.52 EXTERNAL 0 0.04 0.13 0.21 0.17 0.13 OTNEP 0 0.04 0.10 0.06 - 0.02 S4 total 1 1.49 2.43 2.75 2.52 2.81 POWER LESS THAN 151 EQUIPMENT FAILURE 0 0.19 0.23 0.10 0.27 0.38 DESIGN / INSTALLATION ERROR 0 0.00 - - 0.02 - OPERATING ERROR S 0.04 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.08 0.06 0.08 - 0.02 EXTERNAL 0 3.00 - - - 0.04 OTNER 0 0.00 - - - - 54 total 0 0.31 0.39 0.31 0.37 0.57 TOTAL 1 1.80 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 N0. OF WEEKLY WErLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) TOTAL AUTCMATic SCRAMS 1 1.13 1.71 1.92 2.19 2.44 TOTAL MNUAL SCRAMS 0 0.66 1.10 1.13 0.69 0.94 TOTALS MY DIFFER NECAUSE OF Roum0!uc 0FF ETS-16 Page: 1 07/02/97
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.Reportins Peried: 06/16/97 to 06/22/9T 1 YTD YTD A80VE DELOW YTD RAIK PLANT & Lalli 33gt 1121 falli COPLICAfl0NS lil lil IQITAL 06/21/97. TNAEE MILE ISLAND 1 100 SA teJipment Failure No 1 0 1 st b
Osts: Ytar To Date (TTC) Totals include Events Within The Calender Year Indicated By The End Date of The Specified Reporting Period ETS 10 - Page:1 06/30/97
COE ARl80N OF M EKLY SCRAM STATISTICS WITN INDUSTFT AVERAGES PER100 ENDING 06/22/97 luqRER 1997 1996 1995 1994 1993 OF WEKLY WEKLY WEKLY W EKLY WEEKLY l SCRAM CAUSE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) POW R GREAT;R TNAN OR E9uAL 10 15% EQUIMIENT FAILURE 1 0.85 1.52 1.83 1.52 1.83 Dell 0N/INSTALLATIN ERROR 0 0.16 0.10 0.12 0.08 0.04 OPERATING ERROR 0 f 08 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 0 0.32 0.50 0.38 0.54 0.52 EXTERNAL 0 0.04 0.13 0.21 0.17 0.13 OTHER 0 0.04 0.10 0.06 - 0.02 54totet i 1.49 2.43 2.75 2.52 2.81 POWER LESS TNAN 15% EQUINeENT FAILURE O 0.20 0.23 0.10 0.27 0.38 DESIGN / INSTALLATION ERROR 0.00 - - 0.02 - OPERATlWG ERROR , 0.04 0.10 0.15 0.08 0.13 MAINTENANCE ERROR 0 0.08 0.06 0.08 - 0.02 EXTERNAL 0 0.00 - - 0.04 OTHER 0 0.00 - - - - 54totel - 0 0.32 0.39 0.31 0.37 0.57 TOTAL 1 1.81 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRMe TTPE SCRANS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) TOTAL AUTOMATIC SCRAMS 1 1.13 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 0 0.69 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER SECAUSE OF ROUNDING OFF ETS-14 Page: 1 06/30/97
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REACTOR SCRAM
- Reporting Period: 06/02/97 to 06/06/97 YTD YTD A30VE -BFLOW YTD Q171 PLANT A UNIT 29ER Rf1 $$31 COMPLICATIONS j$ hf IQL1 06/02/97- PRAIRIE ISLAND 1 100 SA Equipment Falture NO 1 0 1 06/05/97' PEmaY 1 100 SA Equipannt Falture NO 2 0 2 06/08/97 NARAll 1 27 SA Maint nonce Error NO .2 0 2 m -
Not$: Year To Date (YTC) Totals Inclu* Events Within The Calendar Year Irdicated By The End Date of The Specified Reporting Period ETS 10 Page:1 06/17/97
A COMPARISON OF WEEKLY SCRAM STATISilCS WITN INDUSTRY AVERAGES PERIf4 ENDING l 06/08/97 NUMSER 1997 1996 1995 1994 1993 0F WEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM CAUSE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) POWER GREATER TNAN OR EQUAL To 151 EQUIPMENT FAILURE 2 0.88 1.52 1.83 1.52 1.83 DESIGN /INSTALLAfl0N ERROR 0 0.18 0.10 0.12 0.08 0.04 OPERAflWG ERROR 0 0.09 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 1 0.35 0.50 0.38 0.54 0.52 EXTERNAL 0 0.04 0.13 0.21 0.17 0.13 OTNER 0 0.04 0.10 0.06 - 0.02
$4 total 3 1.58 2.43 2.75 2.52 2.81 POWER LESS THAN 15%
EQUIPMENT FAILURE 0 0.22 0.23 0.10 0.27 0.38 DESIGN / INSTALLATION ERROR 0 0.00 - - 0.02 - OPERATING ERROR 0 0.04 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.09 0.06 0.08 - 0.02 EE1ERNAL 0 0.00 - - - 0.04 OTHER 0 0.00 - - - -
$4 total 0 0.35 0.39 0.31 0.37 0.57 TOTAL 3 1.93 2.82 3,06 2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)
TOTAL AUTOMATIC SCRAMS 3 1.19 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 0 0.75 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER SECAUSE OF ROUNDING OFF ETS 1% Paget 1 06/17/97 M -
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REACTOR SCRAM Reporting Period: 05/26/97 to 06/01/97 yid YTD ABOVE BELOW YTD QATI PLANT & UWlf Pgg3 1151 (Ayj,[ CCMPL ICATIONS 111 1$3 l@JA1 05/27/97 PALO VERDE 1 100 SA Equipment Falture NO 1 0 1 05/31/97 PALO VERDE 3 100 SA Maintmance Error No 1 0 1 hote: Year To Date (YTD) Totals include Events Within The Calendar Year Indicated By The End Date of The Specified Reporting Period Eis-10 Page:1 06/12/97
f* COMPARISON OF WEEKLY SCRAM STATISTICS WITN INDUSTRY AVERAGES PERIOD ENDING 06/01/97 NUMBER 1997 1996 1995 1994 1993 0F WEKLY WEKLY WEKLY WEEKLY WEEKLY KM SCRANS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD) POWER GREATER TNAN OR EQUAL 70 15% EGulPMENT FAILURE 1 0.83 1.52 1.83 1.52 1.83 DESIGN /INSTALLAfl0N ERROR 0 0.18 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.09 0.08 0.15 0.21 0.27 MAINTENANCE ERROR 1 0.32 0.50 0.38 0.54 0.52 EXTERNAL 0 0.05 0.13 0.21 0.17 0.13 OTHER 0 0.05 0.10 0.06 - 0.02
$4totet 2 1.52 2.43 2.75 2.52 2.81 POWER LESS THAN 15%
EQUIPMENT FAILURE O 0.23 0.23 0.10 0.27 0.38 DESIGN / INSTALLATION ERROR 0 0.00 - - 0.02 - OPERATING ERROR 0 0.05 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.09 0.06 0.08 - 0.02 EXTERNAL 0 0.00 - - - 0.04 OTHER 0 0.00 - - - - Subtetet 0- 0.37 0.39 0.31 0.37 0.57 TOTAL 2 1.89 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 NO. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERACE (YTD) TOTAL AUTOMATIC SCeAMS 2 1.11- 1.71 1.92 2.19 2. l.4 TOTAL MANUAL SCRAMS 0 0.78 1.10 1.13 0.69 0.94 TOTAL.S MAY DIFFER BECAUSE OF ROUNOING OFF 1 ETS 14 Page: 1 06/12/97
REACTOR SCRAM-Reportig Period - 05/19/97 to 05/25/97 YTD YTD. ABOVE - BELOW YTD DAll PLANT & UNIT M ILP1 j;8l$1 COMPLICAfl0NS 13 1H 191 %
'05/20/97 WOLT CaEEK 1 90 SM Equipment Falture No 1 0 1 05/24/97 BRAIDWolm 1 0 - SM ' Equipment Fatlure No 0 1 1 05/25/97' F1TZPAftICK 1 70 SM -Equipment Foiture No 2 0 2
' R$tes.- Year To Date (YTD) Totals include Events Within The Calendar Year Indicated By The End Date Of The Specified Reporting Period e ETS Page:1 06/12/97
l.- I ** r COMPARISON OF WEKLY SCRAM STATISTICS WITN INDUSTRY AVERAGES l-PERIOD ENDING 05/25/97 NUMBER 1997 1996 1995 1994 1993 OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY ESAl' CeyH SCRAMS AVERAGE AVERAGE AVERAGE AVERAGE AVERAGE (YTD)- POWER GREATER TNAN OR EQUAL TO 15% EQUIPMENT FAILURE 2 0.82 1.52 1.83 1.52 1.83 DESIGN /lWSTALLATION ERROR 0 0.19 0.10 0.12 0.08 0.04 OPERATING ERROR 0 0.10 0.08 0.15 0.21 0.27 MAlWTENANCE ERROR 0 0.29 0.50 0.38 0.54 0.52 EXTERNAL 0 0.05 0.13 0.21 0.17 0.13 OTNER 0 0.05 0.10 0.06 - 0.02 S4 total 2 1.50 2.43 2.75 2.52 2.81 POWFR LESS TNAN 15% EQUIPMENT FAILURE 1 0.24 0.23 0.10 0.27 0.38 DESIGN /lWSTALLATION ERROR 0 0.00 - - 0.02 - OPERAflhG ERROR 0 0.05 0.10 0.13 0.08 0.13 MAINTENANCE ERROR 0 0.10 0.06 0.08 - 0.02 EXTERNAL 0 0.00 - - - 0.04 OTNER 0 0.00 - - - -
$4 total 1 0.39 0.39 0.31 0.37 0.57 TOTAL 3 1.89 2.82 3.06 2.89 3.38 1997 1996 1995 1994 1993 h0. OF WEEKLY WEEKLY WEEKLY WEEKLY WEEKLY SCRAM TYPE SCRAMS AVERAGE AVERAGE AVERACE AVERAGE AVERAGE (YTD)
TOTAL AUTOMATIC SCRAMS 0 1.06 1.71 1.92 2.19 2.44 TOTAL MANUAL SCRAMS 3 0.82 1.10 1.13 0.69 0.94 TOTALS MAY DIFFER BECAlf3E OF ROUNDING 0FF ETS 14 Page: 1 06/12/97
3* s OPERATICG REACTC2 PLTTS SIGNIFICANT EVECTS SORT > Event Date QUERY > Event Type SIG & Close Out Date >= 01/01/97 & Close Out Date <= 08/12/97 OR CLOSEOUT DATE OF $0.72 BRIEFING FRESENTER RECORD PLACT & UNIT EVENT NUMBER DESCRIPTION OF EWNT SICN{FICANCE 0 LEAK SEALANT OBSTRUCTS VALVE CLOSURE AND MIGRATES Safety-Reseted Cooling System BURTON W. NICMLIGHT BEAVER VALLEY 2 12/02/ % TO OTHER VALVES Reactor Coolant Pressure Boundary 97-05 FIELDS N. HIGHLIGHT OCONEE 2 04/22/9732194 PLANT SHUTDOWN OCCASSIONED BY LEAKAGE CREATER THAN 10GPM; SOURCE LATER DETERMINED TC BE CRACK IN NO22LE WELD AT Hpl INLET TO RCS. FAILURE OF 2 HPI PUMPS DUE TO LEVEL INDICATION Safety-Related Cooling System 97-05 FIELDS N. HIGMLIGHT cr0 NEE 3 05/03/9732271 FAILURE ATTACHMENT 4 Page:1 08/1&/97 ETS-11 E}}