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Power Reactor Status Report for May 30, 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 0 05/29/2011 SEE EVENT #46903 * 1
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 80   1 CIRCULATING WATER PUMP OOS *  
Seabrook 1 100        
Susquehanna 1 0 05/16/2011 SHUT DOWN FOR PLANNED MAINTENANCE    
Susquehanna 2 0 04/04/2011 REFUELING OUTAGE    
Three Mile Island 1 100   HI TEMPERATURE ALERT *  
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   1 OUT OF 7 500 KV OFFSITE LINES OOS    
Browns Ferry 2 100   1 OUT OF 7 500 KV OFFSITE LINES OOS    
Browns Ferry 3 0 04/27/2011 1 OUT OF 7 500 KV OFFSITE LINES OOS SEE EN #46872    
Brunswick 1 100        
Brunswick 2 100        
Catawba 1 0 04/23/2011 REFUELING OUTAGE    
Catawba 2 100        
Crystal River 3 0 09/25/2009 DEFUELED CONTAINMENT TENSIONING ON HOLD    
Farley 1 100        
Farley 2 100        
Harris 1 100        
Hatch 1 100        
Hatch 2 0 05/27/2011 MAINTENANCE OUTAGE FOR SAFETY RELIEF VALVE PROBLEM    
McGuire 1 100        
McGuire 2 100        
North Anna 1 100        
North Anna 2 100        
Oconee 1 0 04/01/2011 REFUELING IN PROGRESS *  
Oconee 2 20   MSR DRAIN STEAM LEAK *  
Oconee 3 100        
Robinson 2 100        
Saint Lucie 1 98   CHEMISTRY ISSUE *  
Saint Lucie 2 100        
Sequoyah 1 100        
Sequoyah 2 0 05/22/2011 REFUELING OUTAGE CORE OFFLOAD IN PROGRESS    
Summer 1   PHYSICS TESTING IN PROGRESS *  
Surry 1 100        
Surry 2 0 04/16/2011 EXITING REFUELING OUTAGE    
Turkey Point 3 100        
Turkey Point 4 100        
Vogtle 1 100        
Vogtle 2 100        
Watts Bar 1 2   STARTUP IN PROGRESS *  

Region 3

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Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Braidwood 1 99   FEEDWATER FLOW MARGIN *  
Braidwood 2 96   INCREASING POWER *  
Byron 1 98   REDUCED DUE TO UNCERTAINTY IN FEEDWATER FLOW MEASUREMENT    
Byron 2 100        
Clinton 97   100% ELECTRICAL CAPABILITY    
D.C. Cook 1 100   HEAT WARNING *  
D.C. Cook 2 100   HEAT WARNING *  
Davis-Besse 100        
Dresden 2 100        
Dresden 3 100     *  
Duane Arnold 100        
Fermi 2 100        
Kewaunee 100   MINIMUM GENERATION ALERT *  
La Salle 1 100        
La Salle 2 100        
Monticello 48   FEEDWATER PUMP TROUBLESHOOTING *  
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 1 100        
Arkansas Nuclear 2 100        
Callaway 100        
Columbia Generating Station 0 04/02/2011 REFUELING OUTAGE    
Comanche Peak 1 100        
Comanche Peak 2 100        
Cooper 100        
Diablo Canyon 1 100        
Diablo Canyon 2 0 04/30/2011 REFUELING OUTAGE *  
Fort Calhoun 0 04/09/2011 RELOADING FUEL *  
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 3 100        
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