Power Reactor Status Report for August 3, 2006

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

On this page:

• Region 1 Reactors
• Region 2 Reactors
• Region 3 Reactors
• Region 4 Reactors

Region 1

Unit	Power	Down	Reason or Comment	Change in report (*)	Number of Scrams (#)
Beaver Valley 1	100
Beaver Valley 2	97		CONDENSER HOTWELL TEMPERATURE CONSTRAINTS	*
Calvert Cliffs 1	100		MAXIMUM EMERGENCY GENERATION ALERT
Calvert Cliffs 2	100		MAXIMUM EMERGENCY GENERATION ALERT
FitzPatrick	100		HIGH GRID LOADING - NO HIGH RISK ACTIVITIES
Ginna	100
Hope Creek 1	100		MAXIMUM EMERGENCY GENERATION ALERT
Indian Point 2	100
Indian Point 3	100
Limerick 1	100		0700 MAX EMERGENCY GENERATION ALERT	*
Limerick 2	100		0700 MAX EMERGENCY GENERATION ALERT	*
Millstone 2	100
Millstone 3	100		0700 MASTER LOCAL CONTROL CENTER PROCEDURE #2	*
Nine Mile Point 1	100
Nine Mile Point 2	100
Oyster Creek	98		PRIMARY RESERVE ALERT & MAXIMUM EMERGENCY GENERATION ALERT	*
Peach Bottom 2	100		0700 MAX EMERGENCY GENERATION ALERT	*
Peach Bottom 3	100		0700 MAX EMERGENCY GENERATION ALERT	*
Pilgrim 1	100		MASTER SATELLITE #2	*
Salem 1	100		MAX EMERGENCY GENERATION ALERT
Salem 2	100		MAX EMERGENCY GENERATION ALERT
Seabrook 1	100		MASTER SATELLITE #2 & MASTER LOCAL CONTROL CENTER PROCEDURE #2	*
Susquehanna 1	100		0700 PRIMARY RESERVE ALERT & MAXIMUM EMERGENCY GENERATION ALERT	*
Susquehanna 2	100		0700 PRIMARY RESERVE ALERT & MAXIMUM EMERGENCY GENERATION ALERT	*
Three Mile Island 1	100		0700 HOT WEATHER ALERT & MAXIMUM EMERGENCY GENERATION ALERT	*
Vermont Yankee	100			*

Region 2

Unit	Power	Down	Reason or Comment	Change in report (*)	Number of Scrams (#)
Browns Ferry 1	0	03/03/1985	DEFUELED
Browns Ferry 2	100		POWER SUPPLY ALERT - EMERGENCY LOAD CURTAILMENT
Browns Ferry 3	100		POWER SUPPLY ALERT - EMERGENCY LOAD CURTAILMENT
Brunswick 1	100		SYSTEM RELIABILTY ALERT - NO HIGH RISK MAINT
Brunswick 2	100		SYSTEM RELIABILTY ALERT - NO HIGH RISK MAINT
Catawba 1	100
Catawba 2	100
Crystal River 3	100		GRID CONDITION RED
Farley 1	100
Farley 2	100
Harris 1	100		SYSTEM RELIABILTY ALERT - NO HIGH RISK MAINT
Hatch 1	100
Hatch 2	100
McGuire 1	100
McGuire 2	100
North Anna 1	100		MAXIMUM EMERGENCY GENERATION ALERT & HEAVY LOAD VOLTAGE SCHEDULE ACTION	*
North Anna 2	100		MAXIMUM EMERGENCY GENERATION ALERT & HEAVY LOAD VOLTAGE SCHEDULE ACTION	*
Oconee 1	100		YELLOW ALERT	*
Oconee 2	100		YELLOW ALERT	*
Oconee 3	100		YELLOW ALERT	*
Robinson 2	100		SYSTEM RELIABILTY ALERT - NO HIGH RISK MAINT
Saint Lucie 1	100
Saint Lucie 2	100
Sequoyah 1	100		POWER SUPPLY ALERT
Sequoyah 2	100		POWER SUPPLY ALERT
Summer	100
Surry 1	100		MAXIMUM EMERGENCY GENERATION ALERT HEAVY SYSTEM VOLTAGE WARNING
Surry 2	100		MAXIMUM EMERGENCY GENERATION ALERT HEAVY SYSTEM VOLTAGE WARNING
Turkey Point 3	100
Turkey Point 4	100
Vogtle 1	100
Vogtle 2	100
Watts Bar 1	0	07/31/2006	TRIP OF MAIN GENERATOR - SEE EVENT 42744 POWER SUPPLY 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	7		INCREASING POWER	*
D.C. Cook 2	100			*
Davis-Besse	100		RED GRID RISK	*
Dresden 2	100
Dresden 3	100
Duane Arnold	96		100% ELECTRICAL CAPABILITY
Fermi 2	96		INCREASING POWER	*
Kewaunee	100
La Salle 1	100
La Salle 2	100
Monticello	100
Palisades	100		MAXIMUM EMERGENCY GENERATION WARNING
Perry 1	95		LOWER POWER DUE TO HIGH SECONDARY TEMPS (EXPECTED TO REACH 100% POWER LATER TODAY) ORANGE GRID RISK TO START AT 0700 HOURS- NO HIGH RISK EVOLUTIONS OR MAINT. RED GRID RISK FOR ECONOMIC REASON	*
Point Beach 1	100			*
Point Beach 2	100			*
Prairie Island 1	100
Prairie Island 2	100
Quad Cities 1	100			*
Quad Cities 2	99		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	100
Diablo Canyon 1	100
Diablo Canyon 2	100
Fort Calhoun	100
Grand Gulf 1	100
Palo Verde 1	100
Palo Verde 2	93		TESTING IN PROGRESS	*
Palo Verde 3	100
River Bend 1	100
San Onofre 2	99
San Onofre 3	100
South Texas 1	100
South Texas 2	98		TESTING IN PROGRESS	*
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.