Power Reactor Status Report for May 11, 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	15		PERFORMING TURBINE CHECKS PRIOR TO SYNCHING TO GRID HIGH SYSTEM VOLTAGE ALERT	*
Beaver Valley 2	100		HIGH SYSTEM VOLTAGE ALERT	*
Calvert Cliffs 1	100		HIGH SYSTEM VOLTAGE ACTION
Calvert Cliffs 2	100		HIGH SYSTEM VOLTAGE ACTION
FitzPatrick	100
Ginna	100
Hope Creek 1	52		INCREASING POWER	*
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		PERFORMING DOWNPOWER TO 30% FOR PLANNED MAINTENANCE ACTIVITIES	*
Millstone 3	100
Nine Mile Point 1	100
Nine Mile Point 2	0	04/08/2012	REFUELING OUTAGE - CORE RELOAD IN PROGRESS
Oyster Creek	100
Peach Bottom 2	100
Peach Bottom 3	100
Pilgrim 1	100
Salem 1	100
Salem 2	100
Seabrook 1	85		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	100		HIGH SYSTEM VOLTAGE ACTION
Three Mile Island 1	100		HIGH SYSTEM VOLTAGE ACTION
Vermont Yankee	68		INCREASING POWER	*

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	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	100
Harris 1	0	04/20/2012	DEFUELED
Hatch 1	100
Hatch 2	20		IN THE PROCESS OF SYNCHING TO THE GRID	*
McGuire 1	100
McGuire 2	100
North Anna 1	100
North Anna 2	100
Oconee 1	100
Oconee 2	100
Oconee 3	0	04/13/2012	DEFUELED
Robinson 2	100
Saint Lucie 1	29		SECONDARY CHEMISTRY HOLD
Saint Lucie 2	0	05/10/2012	AUTOMATIC REACTOR TRIP DUE TO FEEDWATER CONTROL SYSTEM FAILURE.	*	1
Sequoyah 1	98		REDUCED POWER FOR MAINTENANCE	*
Sequoyah 2	100
Summer	100
Surry 1	0	05/05/2012	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	REFUELING OUTAGE
Braidwood 2	100
Byron 1	100			*
Byron 2	100			*
Clinton	97		100% ELECTRICAL CAPABILITY
D.C. Cook 1	100		HIGH SYSTEM VOLTAGE ACTION
D.C. Cook 2	100		HIGH SYSTEM VOLTAGE ACTION
Davis-Besse	0	05/05/2012	REFUELING OUTAGE
Dresden 2	100
Dresden 3	100
Duane Arnold	99		HOLDING POWER FOR CONTROL ROD SEQUENCE EXCHANGE
Fermi 2	100			*
Kewaunee	49		HOLDING FOR CHEMISTRY	*
La Salle 1	100
La Salle 2	100
Monticello	100
Palisades	1		HOLDING FOR LOW POWER PHYSICS TESTING	*
Perry 1	100
Point Beach 1	100
Point Beach 2	100
Prairie Island 1	100
Prairie Island 2	0	02/21/2012	REFUELING OUTAGE
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	100
Comanche Peak 1	100
Comanche Peak 2	100
Cooper	100
Diablo Canyon 1	0	04/22/2012	DEFUELED - CORE OFFLOADED
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	42		INCREASING POWER	*
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	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.