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Power Reactor Status Report for May 23, 2007

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

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Region 1

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Beaver Valley 1 100
Beaver Valley 2 100
Calvert Cliffs 1 100
Calvert Cliffs 2 100
FitzPatrick 50 FEEDWATER PUMP MAINTENANCE *
Ginna 100
Hope Creek 1 100 SWITCHYARD WORK *
Indian Point 2 100 MAINTENANCE ON FEEDER 95891 (1 OF 3)
Indian Point 3 100 MAINTENANCE ON FEEDER 95891 (1 OF 3)
Limerick 1 100
Limerick 2 100
Millstone 2 99 CIRCULATING WATER PUMP OOS *
Millstone 3 100 *
Nine Mile Point 1 85 ROD PATTERN ADJUSTMENT *
Nine Mile Point 2 100
Oyster Creek 100
Peach Bottom 2 100
Peach Bottom 3 100
Pilgrim 1 100
Salem 1 100
Salem 2 100
Seabrook 1 100 SWITCHYARD BREAKER 169 OOS UNTIL 25MAY07
Susquehanna 1 100
Susquehanna 2 100
Three Mile Island 1 100 230 KV LINE 1051 OOS FOR MAINTENANCE *
Vermont Yankee 0 2007-05-13 REFUELING OUTAGE

Region 2

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Browns Ferry 1 1 STARTUP - CRITICAL, HEATUP IN PROG.BELOW POWER RANGE; TRINTY-1 500 KV AND ATHENS 161 KV LINE MAINTENANCE *
Browns Ferry 2 100 TRINTY-1 500 KV AND ATHENS 161 KV LINE MAINTENANCE
Browns Ferry 3 100 TRINTY-1 500 KV AND ATHENS 161 KV LINE MAINTENANCE
Brunswick 1 100 *
Brunswick 2 100
Catawba 1 100
Catawba 2 100
Crystal River 3 100
Farley 1 100
Farley 2 48 INCREASING POWER *
Harris 1 100 *
Hatch 1 100
Hatch 2 100
McGuire 1 0 2007-03-10 REFUELING OUTAGE. *
McGuire 2 100
North Anna 1 100
North Anna 2 100
Oconee 1 100
Oconee 2 0 2007-04-27 REFUELING OUTAGE
Oconee 3 100
Robinson 2 100 115 KV SWITCHYARD MAINTENANCE - NO OFFSITE POWER IMPACT
Saint Lucie 1 0 2007-04-01 REFUELING OUTAGE - HEATING UP *
Saint Lucie 2 100
Sequoyah 1 100
Sequoyah 2 100
Summer 100
Surry 1 100
Surry 2 100
Turkey Point 3 100
Turkey Point 4 100
Vogtle 1 99 100% ELECTRICAL CAPABILITY.
Vogtle 2 99 100% ELECTRICAL CAPABILITY
Watts Bar 1 100

Region 3

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Braidwood 1 100
Braidwood 2 100
Byron 1 100
Byron 2 100
Clinton 97 100% ELECTRICAL CAPABILITY
D.C. Cook 1 100
D.C. Cook 2 100
Davis-Besse 100 *
Dresden 2 99 100% ELECTRICAL CAPABILITY
Dresden 3 100
Duane Arnold 98 100% ELECTRICAL CAPABILITY
Fermi 2 100
Kewaunee 100
La Salle 1 100
La Salle 2 100
Monticello 100
Palisades 100 PM WILL BE PERFORMED TODAY ON OFFSITE POWER SUPPLY BREAKER #152-402 TO SAFEGUARDS BUS *
Perry 1 55 HOLDING POWER DUE TO DIGITAL FEEDWATER ISSUES *
Point Beach 1 100
Point Beach 2 100
Prairie Island 1 100
Prairie Island 2 100
Quad Cities 1 1 REACTOR CRITICAL BELOW POWER RANGE - CURRENTLY HOLDING FOR RCIC TESTING *
Quad Cities 2 96 100% ELECTRICAL CAPABILITY

Region 4

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Arkansas Nuclear 1 100
Arkansas Nuclear 2 100
Callaway 100
Columbia Generating Station 0 2007-05-12 REFUELING OUTAGE
Comanche Peak 1 100
Comanche Peak 2 100
Cooper 51 INCREASING POWER *
Diablo Canyon 1 0 2007-04-30 REFUELING OUTAGE - CURRENTLY IN MIDLOOP OPERATION - WILL HAVE 230 KV MORRO BAY - MESA LINE OOS THURSDAY 5/24 *
Diablo Canyon 2 100 WILL HAVE 230 KV MORRO BAY - MESA LINE OOS THURSDAY 5/24 *
Fort Calhoun 100 *
Grand Gulf 1 0 2007-05-19 SCRAM DUE TO LOSS OF CONDENSER VACUUM SEE EN #43376
Palo Verde 1 0 2007-05-18 REFUELING OUTAGE
Palo Verde 2 100
Palo Verde 3 100 *
River Bend 1 0 2007-05-22 FORCED OUTAGE - RCS COOLDOWN IN PROGRESS - SHUTDOWN TO INVESTIGATE AND REPAIR 'A' RECIRC PUMP MALFUNCTION *
San Onofre 2 99 100% ELECTRICAL CAPABILITY
San Onofre 3 100
South Texas 1 100
South Texas 2 100
Waterford 3 100
Wolf Creek 1 100

* - Power Reactor Status Report change within past 24 hours
# - Number of reactor scrams or trips within past 24 hours

Notes:
  • Reactor status data collected between 4 a.m. and 8 a.m. each day.
  • All times are based on eastern time.