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Home NRC Library Document Collections Events, Reports Associated with Power Reactor Status Reports 2007

Power Reactor Status Report for August 11, 2007

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        
Calvert Cliffs 2 100        
FitzPatrick 100        
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        
Nine Mile Point 2 99   INCREASING POWER TO 100% *  
Oyster Creek 100     *  
Peach Bottom 2 100        
Peach Bottom 3 98   COASTDOWN TO REFUELING OUTAGE    
Pilgrim 1 100        
Salem 1 100        
Salem 2 99   100% ELECTRICAL CAPABILITY *  
Seabrook 1 100        
Susquehanna 1 100   VOLTAGE REGULATOR IN MANUAL    
Susquehanna 2 100   VOLTAGE REGULATOR IN MANUAL    
Three Mile Island 1 100        
Vermont Yankee 100        

Region 2

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Browns Ferry 1 100   POWER SUPPLY ALERT    
Browns Ferry 2 91   CCW PUMP OUT OF SERVICE, POWER SUPPLY ALERT *  
Browns Ferry 3 99   LEAK ON FW FLOW INDICATOR, POWER SUPPLY ALERT *  
Brunswick 1 100     *  
Brunswick 2 100     *  
Catawba 1 100        
Catawba 2 100        
Crystal River 3 100     *  
Farley 1 100        
Farley 2 92   RCP OIL LEVEL LOW-RAMPED DOWN TO 20% TO ADD OIL AND GOING BACK UP *  
Harris 1 100     *  
Hatch 1 95   REDUCED LOAD TO MAINTAIN CONDENSATE TEMPERATURE *  
Hatch 2 85   INCREASING POWER, HOT WEATHER CONDITIONS, NOTICE OF HIGH LOAD CONDITIONS *  
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   DOWN POWER TO REMOVE CIRC. WATER PUMP *  
Saint Lucie 2 100        
Sequoyah 1 100   POWER SUPPLY ALERT, TRANSMISSION ALERT 1 DUE TO SYSTEM LOAD *  
Sequoyah 2 100   POWER SUPPLY ALERT, TRANSMISSION ALERT 1 DUE TO SYSTEM LOAD *  
Summer 100        
Surry 1 100        
Surry 2 100        
Turkey Point 3 100        
Turkey Point 4 100        
Vogtle 1 97   100% ELECTRICAL CAPABILITY, NO GRID INSTABILITY BUT HIGH LOADS, REPLACING 3 PHASES OF XFORMER HARDWIRED TO 230 KV BUS 1, USING SAT FOR POWER *  
Vogtle 2 99   100% ELECTRICAL CAPABILITY, NO GRID INSTABILITY BUT HIGH LOADS, REPLACING 3 PHASES OF XFORMER HARDWIRED TO 230 KV BUS 1, USING "B" DIESEL FOR POWER *  
Watts Bar 1 99   CONDENSER BACK PRESSURE CONCERNS; POWER SUPPLY/TRANSMISSION ALERT    

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 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 98   100% ELECTRICAL CAPABILITY *  
Fermi 2 100        
Kewaunee 100        
La Salle 1 100        
La Salle 2 95   TURBINE VALVE TESTING *  
Monticello 100        
Palisades 100        
Perry 1 100        
Point Beach 1 100        
Point Beach 2 100        
Prairie Island 1 100        
Prairie Island 2 100        
Quad Cities 1 99   100% ELECTRICAL CAPABILITY.    
Quad Cities 2 98   100% ELECTRICAL CAPABILITY.    

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 68   TURBINE VALVE TESTING *  
Diablo Canyon 1 0 08/10/2007 S/D TO REPAIR TURBINE STOP VALVE PROBLEM *  
Diablo Canyon 2 100   1 OF 3 500KV LINES TO GO OOS ON 8/14 *  
Fort Calhoun 100        
Grand Gulf 1 100        
Palo Verde 1 100        
Palo Verde 2 100        
Palo Verde 3 100        
River Bend 1 70   ROD SEQUENCE EXCHANGE AND TURBINE VALVE TESTING *  
San Onofre 2 95   INCREASING FOLLOWING TURBINE VALVE TESTING *  
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 Wednesday, March 24, 2021