Power Reactor Status Report for April 23, 2012

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	0	04/08/2012	REFUELING OUTAGE
Beaver Valley 2	100
Calvert Cliffs 1	100		HIGH SYSTEM VOLTAGE ACTION
Calvert Cliffs 2	100		HIGH SYSTEM VOLTAGE ACTION
FitzPatrick	100
Ginna	100
Hope Creek 1	0	04/13/2012	REFUELING OUTAGE HIGH SYSTEM VOLTAGE ACTION
Indian Point 2	100
Indian Point 3	100		138KV FEEDER #96951 OOS FOR PREVENTATIVE MAINTENANCE	*
Limerick 1	95		REDUCED POWER FOR ROD PATTERN ADJUSTMENT - 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	0	04/08/2012	REFUELING OUTAGE	*
Oyster Creek	100		GRID RISK YELLOW	*
Peach Bottom 2	100
Peach Bottom 3	100
Pilgrim 1	100
Salem 1	100
Salem 2	100
Seabrook 1	45		REDUCED POWER TO REPAIR "B" MFW PUMP - POWER LIMITED TO 85% BASED ON GENERATOR STATOR COOLING DELTA T LIMIT
Susquehanna 1	0	03/31/2012	REFUELING OUTAGE HIGH SYSTEM VOLTAGE ACTION
Susquehanna 2	99		HIGH SYSTEM VOLTAGE ACTION	*
Three Mile Island 1	100		HIGH SYSTEM VOLTAGE ACTION
Vermont Yankee	100			*

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	0	04/07/2012	REFUELING OUTAGE
Brunswick 1	0	02/23/2012	REFUELING OUTAGE
Brunswick 2	100
Catawba 1	100
Catawba 2	100
Crystal River 3	0	09/25/2009	DEFUELED - CONTAINMENT TENSIONING ON HOLD
Farley 1	0	04/01/2012	REFUELING OUTAGE	*
Farley 2	100
Harris 1	0	04/20/2012	REFUELING OUTAGE
Hatch 1	100
Hatch 2	100
McGuire 1	100
McGuire 2	100
North Anna 1	0	03/10/2012	REFUELING OUTAGE - CORE RELOAD COMPLETE
North Anna 2	100
Oconee 1	100
Oconee 2	100
Oconee 3	0	04/13/2012	DEFUELED	*
Robinson 2	100
Saint Lucie 1	27		INCREASING POWER TO 29% FOR SECONDARY CHEMISTRY HOLD	*
Saint Lucie 2	100			*
Sequoyah 1	100
Sequoyah 2	100
Summer	100
Surry 1	96		COASTDOWN TO REFUELING OUTAGE	*
Surry 2	100
Turkey Point 3	0	02/26/2012	DEFUELED
Turkey Point 4	100
Vogtle 1	100
Vogtle 2	100
Watts Bar 1	100

Region 3

Unit	Power	Down	Reason or Comment	Change in report (*)	Number of Scrams (#)
Braidwood 1	0	04/15/2012	DEFUELED	*
Braidwood 2	100
Byron 1	100		SLIGHTLY REDUCED POWER FOR FEED FLOW INSTRUMENTATION INVESTIGATION
Byron 2	100		SLIGHTLY REDUCED POWER FOR FEED FLOW INSTRUMENTATION INVESTIGATION
Clinton	97		100% ELECTRICAL CAPABILITY
D.C. Cook 1	100		HIGH VOLTAGE ALERT
D.C. Cook 2	0	03/21/2012	REFUELING OUTAGE - HIGH VOLTAGE ALERT
Davis-Besse	100
Dresden 2	100
Dresden 3	100
Duane Arnold	99
Fermi 2	0	03/25/2012	REFUELING OUTAGE
Kewaunee	0	04/05/2012	REFUELING OUTAGE - CORE RELOAD IN PROGRESS
La Salle 1	100
La Salle 2	100
Monticello	100
Palisades	0	04/08/2012	REFUELING OUTAGE
Perry 1	100
Point Beach 1	100
Point Beach 2	28		HOLDING FOR CONDENSER WATERBOX CLEANING	*
Prairie Island 1	100
Prairie Island 2	0	02/21/2012	REFUELING OUTAGE - CORE RELOADED
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	85		ECONOMIC DISPATCH REDUCTION
Comanche Peak 1	100
Comanche Peak 2	100
Cooper	100
Diablo Canyon 1	0	04/22/2012	REFUELING OUTAGE	*
Diablo Canyon 2	100
Fort Calhoun	0	04/09/2011	REFUELING OUTAGE
Grand Gulf 1	0	02/19/2012	REFUELING OUTAGE
Palo Verde 1	100
Palo Verde 2	100
Palo Verde 3	100
River Bend 1	100
San Onofre 2	0	01/09/2012	REFUELING OUTAGE
San Onofre 3	0	01/31/2012	FORCED OUTAGE - S/G REPAIR
South Texas 1	100
South Texas 2	32		INCREASING POWER	*
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.