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Power Reactor Status Report for May 13, 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        
Calvert Cliffs 2 100        
FitzPatrick 100     *  
Ginna 0 05/12/2011 DEFUELED    
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 0 05/02/2011 AUTOMATIC SCRAM-SEE EN #46808; LINE 4 (115 KV) OFFSITE POWER LINE OOS    
Nine Mile Point 2 100        
Oyster Creek 100        
Peach Bottom 2 100        
Peach Bottom 3 100        
Pilgrim 1 14   MAINTENANCE HOLD *  
Salem 1 100        
Salem 2 97     *  
Seabrook 1 0 03/31/2011 REFUELING OUTAGE    
Susquehanna 1 100   HIGH SYSTEM VOLTAGE ACTION    
Susquehanna 2 0 04/04/2011 REFUELING OUTAGE    
Three Mile Island 1 100   HIGH SYSTEM VOLTAGE ACTION *  
Vermont Yankee 100     *  

Region 2

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Browns Ferry 1 0 04/27/2011 REACTOR SCRAM DUE TO LOSS OF OFFSITE POWER - SEE EN #46793 500 KV OFFSITE LINES OOS    
Browns Ferry 2 0 04/27/2011 REACTOR SCRAM DUE TO LOSS OF OFFSITE POWER - SEE EN #46793 500 KV OFFSITE LINES OOS    
Browns Ferry 3 0 04/27/2011 REACTOR SCRAM DUE TO LOSS OF OFFSITE POWER - SEE EN #46793 500 KV OFFSITE LINES OOS    
Brunswick 1 100        
Brunswick 2 100        
Catawba 1 0 04/23/2011 DEFUELED    
Catawba 2 100        
Crystal River 3 0 09/25/2009 MAINTENANCE OUTAGE - CONTAINMENT TENSIONING ON HOLD    
Farley 1 100        
Farley 2 100        
Harris 1 100        
Hatch 1 100        
Hatch 2 55   HOLDING POWER FOR 'B' FEEDPUMP REPAIR    
McGuire 1 100        
McGuire 2 100        
North Anna 1 100        
North Anna 2 100        
Oconee 1 0 04/01/2011 DEFUELED    
Oconee 2 100        
Oconee 3 100        
Robinson 2 100        
Saint Lucie 1 90   HOLDING POWER FOR ONE CIRC WATER PUMP OOS *  
Saint Lucie 2 100     *  
Sequoyah 1 100   GRID RISK YELLOW    
Sequoyah 2 82   COASTDOWN TO REFUELING OUTAGE - GRID RISK YELLOW    
Summer 0 04/15/2011 CORE RELOAD COMPLETE *  
Surry 1 100        
Surry 2 0 04/16/2011 DEFUELED    
Turkey Point 3 100        
Turkey Point 4 0 05/05/2011 REPLACING RCP SEAL    
Vogtle 1 100        
Vogtle 2 100        
Watts Bar 1 0 04/03/2011 REFUELING OUTAGE; TRANSMISSION SYSTEM ALERT ONE DUE TO LARGE AREA SYSTEM DAMAGE AS A RESULT OF TORNADOES *  

Region 3

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Braidwood 1 100        
Braidwood 2 37   HOLDING FOR FEEDWATER SYSTEM ISSUES *  
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 97   DUE TO CONDENSER VACCUM TEMPERATURES *  
Dresden 3 98   DUE TO CONDENSER VACCUM TEMPERATURES *  
Duane Arnold 100        
Fermi 2 100        
Kewaunee 100        
La Salle 1 100        
La Salle 2 100        
Monticello 0 03/04/2011 EXITING REFUELING OUTAGE    
Palisades 100        
Perry 1 0 04/17/2011 REFUELING OUTAGE    
Point Beach 1 100        
Point Beach 2 0 02/28/2011 REFUELING OUTAGE    
Prairie Island 1 0 04/29/2011 REFUELING OUTAGE    
Prairie Island 2 100        
Quad Cities 1 0 05/08/2011 REFUELING OUTAGE    
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 46   HOLD DUE TO STORMS/DISPATCH REQUEST    
Arkansas Nuclear 2 100     *  
Callaway 100        
Columbia Generating Station 0 04/02/2011 REFUELING OUTAGE    
Comanche Peak 1 100        
Comanche Peak 2 100        
Cooper 78   INCREASING POWER *  
Diablo Canyon 1 100        
Diablo Canyon 2 0 04/30/2011 DEFUELED *  
Fort Calhoun 0 04/09/2011 DEFUELED    
Grand Gulf 1 96   POWER LIMITED 2ND STAGE MSR OUT OF SERVICE FOR THE ENTIRE CYCLE    
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 51   INCREASING POWER *  
Wolf Creek 1 0 03/18/2011 REFUELING OUTAGE    

* - 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 Friday, March 30, 2012
Friday, March 30, 2012