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Power Reactor Status Report for December 22, 2011

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   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Calvert Cliffs 2 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
FitzPatrick 100        
Ginna 100        
Hope Creek 1 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Indian Point 2 100        
Indian Point 3 100        
Limerick 1 0 12/18/2011 MAINTENANCE OUTAGE - REPLACING A MAIN STEAM SRV - GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Limerick 2 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Millstone 2 100        
Millstone 3 100        
Nine Mile Point 1 100        
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 65   HOLDING POWER WHILE TROUBLESHOOTING AN ISSUE WITH GENERATOR STATOR WATER COOLING    
Susquehanna 1 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Susquehanna 2 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
Three Mile Island 1 100   GENERATION ALERT FOR HIGH SYSTEM VOLTAGE *  
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 37   REDUCING POWER TO 15% AND HOLDING WITH TURBINE OFFLINE TO REPAIR CONTAINMENT LEAK *  
Brunswick 2 100        
Catawba 1 100        
Catawba 2 99   HOLDING POWER FOR MTC TESTING *  
Crystal River 3 0 09/25/2009 DEFUELED - CONTAINMENT TENSIONING ON HOLD    
Farley 1 100        
Farley 2 100        
Harris 1 100        
Hatch 1 98   SCHEDULED ROD PATTERN ADJUSTMENT    
Hatch 2 63   HOLDING POWER FOR REPAIR OF VALVE ON 4TH STAGE "A" HEATER *  
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 0 11/27/2011 REFUELING OUTAGE - DEFUELED    
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 1 100        
Vogtle 2 100        
Watts Bar 1 97   CONDENSATE BOOSTER PUMP MAINTENANCE COMPLETED - WILL INCREASE POWER WITHIN THE NEXT HOUR *  

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 19   UNUSUAL EVENT-SEE EN #47544-HOLDING POWER FOR REPAIRS *  
D.C. Cook 1 58   MAIN FEEDPUMP REPAIRS *  
D.C. Cook 2 100        
Davis-Besse 100        
Dresden 2 100        
Dresden 3 100        
Duane Arnold 100        
Fermi 2 100        
Kewaunee 100        
La Salle 1 100        
La Salle 2 100        
Monticello 100        
Palisades 100        
Perry 1 100        
Point Beach 1 60   INCREASING POWER *  
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 81   INCREASING POWER *  
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 0 04/09/2011 REFUELING OUTAGE    
Grand Gulf 1 96   POWER LIMITED BASED ON SECOND STAGE MSR ISOLATED    
Palo Verde 1 100        
Palo Verde 2 100        
Palo Verde 3 100        
River Bend 1 100        
San Onofre 2 90   COASTDOWN TO REFUELING *  
San Onofre 3 100        
South Texas 1 100        
South Texas 2 0 11/28/2011 MAINTENANCE OUTAGE    
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.
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Friday, March 30, 2012