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Power Reactor Status Report for December 20, 2011

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

On this page:

Region 1

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Beaver Valley 1 100        
Beaver Valley 2 100        
Calvert Cliffs 1 100   HIGH SYSTEM VOLTAGE ACTION *  
Calvert Cliffs 2 100   HIGH SYSTEM VOLTAGE ACTION *  
FitzPatrick 100   1/2 SCRAM INSERTED DUE TO LCO STATEMENT FOR EQUIPMENT FAILURE ON SCRAM SIGNAL BYPASS RELAY *  
Ginna 100        
Hope Creek 1 100   HIGH SYSTEM VOLTAGE ACTION *  
Indian Point 2 100        
Indian Point 3 100        
Limerick 1 0 12/18/2011 MAINTENANCE OUTAGE TO REPLACE A MAIN STEAM SRV; HIGH SYSTEM VOLTAGE ACTION *  
Limerick 2 100   HIGH SYSTEM VOLTAGE ACTION *  
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   MIN GEN ALERT *  
Salem 1 100        
Salem 2 100        
Seabrook 1 65   HOLDING POWER WHILE TROUBLESHOOTING AN ISSUE WITH GENERATOR STATOR WATER COOLING; MIN GEN ALERT *  
Susquehanna 1 100   HIGH SYSTEM VOLTAGE ACTION *  
Susquehanna 2 100   HIGH SYSTEM VOLTAGE ACTION *  
Three Mile Island 1 100   HIGH SYSTEM VOLTAGE ACTION *  
Vermont Yankee 100   MIN GEN ALERT *  

Region 2

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 99     *  
Catawba 2 99     *  
Crystal River 3 0 09/25/2009 DEFUELED; CONTAINMENT TENSIONING ON HOLD    
Farley 1 100        
Farley 2 100        
Harris 1 100        
Hatch 1 99     *  
Hatch 2 5   INCREASING POWER *  
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   REDUCED POWER FOR CONDENSATE BOOSTER PUMP MAINTENANCE *  

Region 3

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 0 11/29/2011 STARTUP - PULLING RODS *  
D.C. Cook 1 100        
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 30   INCREASING POWER *  
Point Beach 2 100        
Prairie Island 1 100        
Prairie Island 2 100        
Quad Cities 1 100        
Quad Cities 2 100        

Region 4

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   230 KV LINE MAINTENANCE *  
Diablo Canyon 2 100   230 KV LINE MAINTENANCE *  
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 93   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.

Page Last Reviewed/Updated Wednesday, March 24, 2021