United States Nuclear Regulatory Commission - Protecting People and the Environment

Power Reactor Status Report for December 5, 2010

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

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Region 1

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Beaver Valley 1 100        
Beaver Valley 2 100        
Calvert Cliffs 1 100        
Calvert Cliffs 2 83   REDUCED POWER FOR PLANNED MAINTENANCE *  
FitzPatrick 100   VOLTAGE REGULATOR IN MANUAL    
Ginna 100        
Hope Creek 1 100        
Indian Point 2 100        
Indian Point 3 100        
Limerick 1 100        
Limerick 2 70   INCREASING POWER *  
Millstone 2 100        
Millstone 3 100        
Nine Mile Point 1 100        
Nine Mile Point 2 100        
Oyster Creek 55   HOLDING POWER FOR MAIN TRANSFORMER REPAIR *  
Peach Bottom 2 100        
Peach Bottom 3 100        
Pilgrim 1 100     *  
Salem 1 100        
Salem 2 100        
Seabrook 1 100        
Susquehanna 1 98   GENERATOR LIMIT    
Susquehanna 2 94   100% ELECTRICAL CAPABILITY    
Three Mile Island 1 98   INCREASING POWER AFTER PLANNED TESTING *  
Vermont Yankee 100        

Region 2

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Browns Ferry 1 100        
Browns Ferry 2 100        
Browns Ferry 3 100        
Brunswick 1 100        
Brunswick 2 100        
Catawba 1 100        
Catawba 2 100        
Crystal River 3 0 09/25/2009 CONTAINMENT TENSIONER ASSESSMENT IN PROGRESS    
Farley 1 100        
Farley 2 100        
Harris 1 100        
Hatch 1 100        
Hatch 2 100        
McGuire 1 100        
McGuire 2 100        
North Anna 1 100        
North Anna 2 100        
Oconee 1 100        
Oconee 2 100        
Oconee 3 100        
Robinson 2 100        
Saint Lucie 1 100        
Saint Lucie 2 100        
Sequoyah 1 100        
Sequoyah 2 100        
Summer 100        
Surry 1 98   ENGINEERING HOLD *  
Surry 2 98   100% ELECTRICAL CAPABILITY    
Turkey Point 3 100        
Turkey Point 4 100        
Vogtle 1 100        
Vogtle 2 98   INTEGRATED PLANT COMPUTER OUTAGE    
Watts Bar 1 100        

Region 3

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Braidwood 1 100        
Braidwood 2 100        
Byron 1 100        
Byron 2 100        
Clinton 86   ROD SEQUENCE EXCHANGE *  
D.C. Cook 1 100        
D.C. Cook 2 2   HOLDING FOR TURBINE ROLL *  
Davis-Besse 100        
Dresden 2 100        
Dresden 3 98   100% ELECTRICAL CAPABILITY    
Duane Arnold 0 12/03/2010 MAINTENANCE OUTAGE - SAFETY RELIEF VALVE REPAIR    
Fermi 2 13   REPAIRING THE GOVERNOR PRESSURE REGULATOR *  
Kewaunee 100        
La Salle 1 100        
La Salle 2 82   INCREASING POWER AFTER ROD PATTERN ADJUSTMENT *  
Monticello 100        
Palisades 100        
Perry 1 100        
Point Beach 1 100        
Point Beach 2 100        
Prairie Island 1 100        
Prairie Island 2 100        
Quad Cities 1 100        
Quad Cities 2 100        

Region 4

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Arkansas Nuclear 1 100        
Arkansas Nuclear 2 100        
Callaway 100        
Columbia Generating Station 100        
Comanche Peak 1 100        
Comanche Peak 2 100        
Cooper 100        
Diablo Canyon 1 100        
Diablo Canyon 2 100        
Fort Calhoun 100        
Grand Gulf 1 100        
Palo Verde 1 100        
Palo Verde 2 100        
Palo Verde 3 100        
River Bend 1 100        
San Onofre 2 98   REDUCING POWER TO REPAIR FOURTH POINT HEATER TUBE LEAK    
San Onofre 3 0 10/09/2010 DEFUELED    
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.
Page Last Reviewed/Updated Thursday, March 29, 2012
Thursday, March 29, 2012