Power Reactor Status Report for August 31, 2007

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	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	100
Oyster Creek	100
Peach Bottom 2	100
Peach Bottom 3	94		COASTDOWN TO REFUELING OUTAGE	*
Pilgrim 1	100
Salem 1	100
Salem 2	100
Seabrook 1	100
Susquehanna 1	100		VOLTAGE REGULATOR IN MANUAL
Susquehanna 2	100		VOLTAGE REGULATOR IN MANUAL.
Three Mile Island 1	100
Vermont Yankee	0	08/30/2007	REACTOR SCRAM DUE TO TURBINE STOP VALVE CLOSURE SIGNAL. SEE EN#43610	*	1

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	100
Catawba 2	100
Crystal River 3	100
Farley 1	100			*
Farley 2	100
Harris 1	100
Hatch 1	100
Hatch 2	100
McGuire 1	100
McGuire 2	100
North Anna 1	99		COASTDOWN TO REFUELING OUTAGE
North Anna 2	100
Oconee 1	100
Oconee 2	73		ONE HPCI PUMP OOS
Oconee 3	100
Robinson 2	100
Saint Lucie 1	100
Saint Lucie 2	3		INCREASING POWER	*
Sequoyah 1	100
Sequoyah 2	100
Summer	100
Surry 1	100
Surry 2	100
Turkey Point 3	100
Turkey Point 4	100
Vogtle 1	97		100% ELECTRICAL CAPABILITY
Vogtle 2	99		100% ELECTRICAL CAPABILITY
Watts Bar 1	100

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	99		100% ELECTRICAL CAPABILITY
Dresden 3	99		100% ELECTRICAL CAPABILITY
Duane Arnold	98		100% ELECTRICAL CAPABILITY	*
Fermi 2	100
Kewaunee	100
La Salle 1	100
La Salle 2	100
Monticello	100
Palisades	99		COASTDOWN TO REFUELING	*
Perry 1	100
Point Beach 1	100		345 KV LINE OOS (1 OF 4 OFFSITE SOURCES)
Point Beach 2	100		345 KV LINE OOS (1 OF 4 OFFSITE SOURCES)
Prairie Island 1	100
Prairie Island 2	100
Quad Cities 1	98		100% ELECTRICAL CAPABILITY.
Quad Cities 2	97		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		TLR-3A TRANSMISSION LOAD LINE CURTAILMENT	*
Diablo Canyon 1	100
Diablo Canyon 2	100
Fort Calhoun	100
Grand Gulf 1	55		HOLDING POWER FOLLOWING "B" RX RECIRC PUMP TRIP. MAKING PREPARATIONS FOR MAINTENANCE SHUTDOWN
Palo Verde 1	100
Palo Verde 2	100
Palo Verde 3	100
River Bend 1	100
San Onofre 2	99		STEAM GENERATOR LIMITATIONS
San Onofre 3	100
South Texas 1	98		MAIN FEEDPUMP 11 OOS	*
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.