Power Reactor Status Report for October 6, 2011

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		HIGH SYSTEM VOLTAGE WARNING	*
Beaver Valley 2	100		HIGH SYSTEM VOLTAGE WARNING	*
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		HIGH SYSTEM VOLTAGE ACTION
Limerick 2	100		HIGH SYSTEM VOLTAGE ACTION
Millstone 2	100
Millstone 3	98		COASTDOWN TO REFUELING OUTAGE	*
Nine Mile Point 1	100
Nine Mile Point 2	100
Oyster Creek	100
Peach Bottom 2	100
Peach Bottom 3	0	09/11/2011	REFUELING OUTAGE
Pilgrim 1	100
Salem 1	91		HOLDING POWER DUE TO RIVER GRASSING	*
Salem 2	100
Seabrook 1	100
Susquehanna 1	100		HIGH SYSTEM VOLTAGE ACTION ALERT
Susquehanna 2	100		HIGH SYSTEM VOLTAGE ACTION ALERT
Three Mile Island 1	100		HIGH SYSTEM VOLTAGE ACTION
Vermont Yankee	80		COASTDOWN TO REFUELING OUTAGE; POWER DECREASED TO SUPPORT LINE WORK	*

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	0	09/25/2009	DEFUELED; CONTAINMENT TENSIONING ON HOLD
Farley 1	100
Farley 2	90		COASTDOWN TO REFUELING OUTAGE	*
Harris 1	100
Hatch 1	100
Hatch 2	91		POWER LIMIT DUE TO SRV LEAKAGE	*
McGuire 1	0	09/17/2011	REFUELING OUTAGE - CORE RELOAD COMPLETED
McGuire 2	100
North Anna 1	0	08/23/2011	FORCED OUTAGE - HIGH SYSTEM VOLTAGE ACTION
North Anna 2	0	08/23/2011	DEFUELED - CORE RELOAD IN PROGRESS - HIGH SYSTEM VOLTAGE ACTION	*
Oconee 1	100
Oconee 2	100
Oconee 3	100
Robinson 2	100
Saint Lucie 1	86		PLANNED MAINT TO LOCATE WATERBOX TUBE LEAK
Saint Lucie 2	100
Sequoyah 1	100		GRID STATUS YELLOW - CONCORD LINE OOS
Sequoyah 2	100		GRID STATUS YELLOW - CONCORD LINE OOS
Summer	100			*
Surry 1	100		HIGH SYSTEM VOLTAGE ALERT
Surry 2	100		HIGH SYSTEM VOLTAGE ALERT
Turkey Point 3	0	10/03/2011	MAINTENANCE OUTAGE - RCS COOLDOWN IN PROGRESS - SHUTDOWN TO REPLACE "3C" RCP SEAL
Turkey Point 4	100
Vogtle 1	100
Vogtle 2	0	09/18/2011	REFUELING OUTAGE - RV HEAD INSTALLED	*
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	99		FEEDWATER INSTRUMENT FLOW UNCERTAINTY	*
Byron 2	0	09/18/2011	REFUELING OUTAGE - CORE RELOAD COMPLETED - RV HEAD SET
Clinton	97		100% ELECTRICAL CAPABILITY
D.C. Cook 1	0	09/21/2011	DEFUELED
D.C. Cook 2	100
Davis-Besse	0	09/30/2011	MAINTENANCE OUTAGE
Dresden 2	100		APPROACHING END OF FUEL CYCLE
Dresden 3	96		PLANNED MAINTENANCE	*
Duane Arnold	100
Fermi 2	100
Kewaunee	100
La Salle 1	100
La Salle 2	100
Monticello	100
Palisades	100
Perry 1	0	10/02/2011	FORCED OUTAGE - TECH SPEC REQUIRED SHUTDOWN - SEE EN #47312
Point Beach 1	0	10/02/2011	REFUELING OUTAGE
Point Beach 2	100
Prairie Island 1	100
Prairie Island 2	0	10/04/2011	MAINTENANCE OUTAGE CONTROLLED SHUTDOWN - RX COOLANT PUMP SEAL FAILURE	*
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	88		COASTDOWN TO REFUELING OUTAGE	*
Arkansas Nuclear 2	100
Callaway	100
Columbia Generating Station	100
Comanche Peak 1	0	10/01/2011	REFUELING OUTAGE
Comanche Peak 2	100
Cooper	100
Diablo Canyon 1	100
Diablo Canyon 2	100
Fort Calhoun	0	04/09/2011	REFUELING OUTAGE
Grand Gulf 1	96		2ND STAGE MSR LIMITED TO 96% POWER	*
Palo Verde 1	80		HOLDING POWER FOR CHEMISTRY
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	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.