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Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Power Reactor Status Report for May 22, 2023

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

On this page:

Region 1

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Beaver Valley 1 100 *
Beaver Valley 2 15 Feedwater Heater Drain Perturbation; Holding power *
Calvert Cliffs 1 100 *
Calvert Cliffs 2 100 *
FitzPatrick 100
Ginna 100
Hope Creek 1 100
Limerick 1 100
Limerick 2 100 *
Millstone 2 0 2023-04-07 Refueling Outage
Millstone 3 100
Nine Mile Point 1 100
Nine Mile Point 2 100
Peach Bottom 2 100
Peach Bottom 3 100
Salem 1 100
Salem 2 100
Seabrook 1 100
Susquehanna 1 97 Reduced Power for Grid Stability; Planned Transmission Outage *
Susquehanna 2 92 Reduced Power for Grid Stability; Planned Transmission Outage *

Region 2

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Browns Ferry 1 0 2023-05-20 Automatic Reactor Scram. See EN 56531. 1
Browns Ferry 2 100
Browns Ferry 3 100
Brunswick 1 100
Brunswick 2 100 *
Catawba 1 0 2023-04-19 Refueling Outage
Catawba 2 100
Farley 1 100
Farley 2 100
Harris 1 100
Hatch 1 0 2023-05-20 Startup Following Planned Transformer Maintenance *
Hatch 2 100
McGuire 1 100
McGuire 2 100
North Anna 1 100
North Anna 2 100
Oconee 1 100
Oconee 2 100
Oconee 3 100
Robinson 2 100
Saint Lucie 1 100
Saint Lucie 2 100
Sequoyah 1 100
Sequoyah 2 100
Summer 42 Holding Power for Chemistry *
Surry 1 100
Surry 2 0 2023-04-23 Refueling Outage
Turkey Point 3 100
Turkey Point 4 100
Vogtle 1 100
Vogtle 2 100
Vogtle 3 75 Current Hold at 75 Percent Plateau
Watts Bar 1 100
Watts Bar 2 100

Region 3

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Braidwood 1 100
Braidwood 2 100
Byron 1 100
Byron 2 100
Clinton 0 2023-05-13 Maintenance Outage
D.C. Cook 1 100
D.C. Cook 2 100
Davis-Besse 100 *
Dresden 2 100
Dresden 3 100
Fermi 2 100
LaSalle 1 100
LaSalle 2 100 *
Monticello 100
Perry 1 100
Point Beach 1 100
Point Beach 2 100
Prairie Island 1 100
Prairie Island 2 100
Quad Cities 1 100
Quad Cities 2 100

Region 4

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Arkansas Nuclear 1 100
Arkansas Nuclear 2 0 2023-04-14 Refueling Outage
Callaway 100
Columbia Generating Station 0 2023-05-06 Refueling Outage
Comanche Peak 1 100
Comanche Peak 2 0 2023-04-24 Refueling Outage
Cooper 100
Diablo Canyon 1 100
Diablo Canyon 2 100
Grand Gulf 1 100
Palo Verde 1 100
Palo Verde 2 75 Shutting Down Due to Feedwater Check Valve Issue *
Palo Verde 3 100
River Bend Station 1 0 2023-02-11 Refueling Outage
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.