United States Nuclear Regulatory Commission - Protecting People and the Environment

Power Reactor Status Report for August 13, 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 2 100        
FitzPatrick 99   COASTDOWN TO REFUELING OUTAGE *  
Ginna 100        
Hope Creek 1 100     *  
Indian Point 2 100        
Indian Point 3 100        
Limerick 1 100        
Limerick 2 100        
Millstone 2 100        
Millstone 3 100        
Nine Mile Point 1 100   345KV FEEDER LINE #8 OOS FOR MAINTENANCE    
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        
Susquehanna 1 100        
Susquehanna 2 94   100% ELECTRICAL CAPABILITY    
Three Mile Island 1 100        
Vermont Yankee 100        

Region 2

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Browns Ferry 1 65   LIMITED BY COOLING WATER DISCHARGE TEMPERATURES - POWER SUPPLY ALERT DUE TO HIGH SYSTEM DEMAND *  
Browns Ferry 2 65   LIMITED BY COOLING WATER DISCHARGE TEMPERATURES - POWER SUPPLY ALERT DUE TO HIGH SYSTEM DEMAND *  
Browns Ferry 3 0 08/12/2010 SHUTDOWN TO REPAIR PACKING LEAK ON HEAD VENT LINE - POWER SUPPLY ALERT DUE TO HIGH SYSTEM DEMAND *  
Brunswick 1 100        
Brunswick 2 100        
Catawba 1 100        
Catawba 2 100        
Crystal River 3 0 09/25/2009 DEFUELED    
Farley 1 100        
Farley 2 100        
Harris 1 100     *  
Hatch 1 97   CONDENSATE TEMPERATURE LIMITED *  
Hatch 2 98   CONDENSATE TEMPERATURE LIMITED *  
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 90   ONE CIRC WATER PUMP OUT OF SERVICE    
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 1 100        

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 97   100% ELECTRICAL CAPABILITY    
D.C. Cook 1 100        
D.C. Cook 2 100        
Davis-Besse 100        
Dresden 2 100     *  
Dresden 3 100     *  
Duane Arnold 99   REDUCED POWER DUE TO CONDENSER BACKPRESSURE *  
Fermi 2 100        
Kewaunee 100        
La Salle 1 99   HOLDING POWER- ENTERED/EXITED TS REQUIRED S/D DUE TO ELEVATED UHS TEMP - SEE EN #46171 - UHS TEMP CURRENTLY 100 DEG F. *  
La Salle 2 83   INCREASING POWER TO APPROXIMATELY 85% - ENTERED/EXITED TS REQUIRED S/D DUE TO ELEVATED UHS TEMP - SEE EN #46171 - UHS TEMP CURRENTLY 100 DEG F. *  
Monticello 94   REDUCED POWER TO EVALUATE FEEDWATER HEATER TUBE LEAKS. *  
Palisades 100        
Perry 1 100        
Point Beach 1 100        
Point Beach 2 100        
Prairie Island 1 100        
Prairie Island 2 100        
Quad Cities 1 0 08/12/2010 FORCED OUTAGE - AUTOMATIC RX SCRAM ON TURBINE TRIP - SEE EN #46169 - ANTICIPATE RESTART WITHIN 24 HOURS * 1
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 2 100        
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.
Page Last Reviewed/Updated Thursday, March 29, 2012
Thursday, March 29, 2012