Spring 2026 Outage Data

Benchmark historical performance across a quarter-century of fleet-wide reactor data. Track long-term maintenance trends, refueling cycles, and realized generation impacts from 2000 to the present. Data refreshed 3 min ago

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Data Archive

Detailed Schedule

Unit Type Start Date End Date Duration Projected Extension Context
McGuire 1 Scram Jan 1, 2026 Jan 2, 2026 2 days - -
Hatch 1
Sched: Feb 8 (27d)
Actual Jan 17, 2026 Feb 28, 2026 43 days -
D.C. Cook 2 Scram Jan 18, 2026 Jan 20, 2026 3 days - -
Summer Scram Jan 31, 2026 Feb 7, 2026 8 days - -
Turkey Point 3
Sched: Mar 7 (28d)
Actual Feb 4, 2026 May 11, 2026 97 days -
LaSalle 1
Sched: Feb 9 (16d)
Actual Feb 9, 2026 Feb 27, 2026 19 days - -
Columbia Generating Station Scram Feb 13, 2026 Feb 16, 2026 4 days - -
Grand Gulf 1
Sched: Feb 26 (21d)
Actual Feb 14, 2026 Mar 26, 2026 41 days -
Calvert Cliffs 1
Sched: Feb 16 (27d)
Actual Feb 16, 2026 Mar 14, 2026 27 days - -
Monticello Unscheduled Feb 21, 2026 Apr 2, 2026 41 days -
Browns Ferry 3
Sched: Feb 20 (31d)
Actual Feb 21, 2026 Mar 26, 2026 34 days - -
Vogtle 1
Sched: Feb 21 (44d)
Actual Feb 22, 2026 Apr 2, 2026 40 days - -
Hope Creek 1 Scram Feb 23, 2026 Mar 7, 2026 13 days - -
Brunswick 1
Sched: Feb 28 (27d)
Actual Feb 26, 2026 Apr 14, 2026 48 days - -
Summer
Sched: Feb 27 (31d)
Actual Feb 28, 2026 Apr 9, 2026 41 days - -
Davis-Besse
Sched: Feb 28 (25d)
Actual Mar 1, 2026 Mar 30, 2026 30 days - -
Byron 1
Sched: Mar 2 (31d)
Actual Mar 2, 2026 Apr 1, 2026 31 days - -
Nine Mile Point 2
Sched: Mar 7 (23d)
Actual Mar 9, 2026 Apr 1, 2026 24 days - -
Arkansas Nuclear 2
Sched: Mar 7 (30d)
Actual Mar 14, 2026 Apr 30, 2026 48 days - -
Point Beach 2
Sched: Mar 7 (26d)
Actual Mar 14, 2026 Apr 10, 2026 28 days - -
Palo Verde 2
Sched: Mar 28 (35d)
Scram Mar 20, 2026 May 4, 2026 46 days +7 days -
South Texas 1
Sched: Mar 20 (32d)
Actual Mar 21, 2026 Apr 22, 2026 33 days - -
McGuire 2
Sched: Mar 21 (24d)
Actual Mar 22, 2026 Apr 18, 2026 28 days - -
Fermi 2
Sched: Mar 21 (41d)
Actual Mar 23, 2026 May 11, 2026 50 days - -
Susquehanna 1
Sched: Mar 23 (46d)
Actual Mar 23, 2026 May 4, 2026 43 days - -
Quad Cities 2
Sched: Mar 30 (16d)
Actual Mar 30, 2026 Apr 23, 2026 25 days - -
Catawba 2 Unscheduled Mar 31, 2026 Apr 14, 2026 15 days - -
Seabrook 1
Sched: Apr 4 (24d)
Actual Apr 4, 2026 May 6, 2026 33 days - -
Salem 2
Sched: Apr 4 (26d)
Actual Apr 5, 2026 May 6, 2026 32 days - -
Beaver Valley 2
Sched: Apr 11 (30d)
Actual Apr 5, 2026 May 3, 2026 29 days - -
Ginna
Sched: Apr 6 (21d)
Actual Apr 6, 2026 Apr 23, 2026 18 days - -
Dresden 3 Unscheduled Apr 8, 2026 Apr 13, 2026 6 days - -
Surry 2
Sched: Apr 5 (62d)
Actual Apr 12, 2026 Ongoing 48 days+ +1 days -
Millstone 2
Sched: Apr 9 (28d)
Actual Apr 13, 2026 May 13, 2026 31 days - -
Saint Lucie 2
Sched: Apr 4 (30d)
Actual Apr 18, 2026 Ongoing 42 days+ +3 days -
Watts Bar 1
Sched: Apr 17 (29d)
Actual Apr 18, 2026 May 15, 2026 28 days - -
Catawba 1
Sched: Apr 18 (21d)
Actual Apr 18, 2026 May 13, 2026 26 days - -
Browns Ferry 1 Unscheduled Apr 18, 2026 Apr 23, 2026 6 days - -
Vogtle 3
Sched: Apr 19 (36d)
Actual Apr 19, 2026 May 16, 2026 28 days - -
Braidwood 2
Sched: Apr 20 (19d)
Actual Apr 20, 2026 May 6, 2026 17 days - -
Hatch 1 Scram Apr 24, 2026 Apr 27, 2026 4 days - -
Limerick 1
Sched: Apr 20 (24d)
Actual Apr 27, 2026 May 19, 2026 23 days - -
Browns Ferry 3 Unscheduled Apr 28, 2026 Apr 29, 2026 2 days - -
Comanche Peak 2
Sched: Apr 18 (28d)
Actual May 4, 2026 May 28, 2026 25 days - -
Oconee 3
Sched: May 1 (24d)
Actual May 6, 2026 May 28, 2026 23 days - -
Quad Cities 2 Unscheduled May 9, 2026 May 16, 2026 8 days - -
Hatch 2 Unscheduled May 11, 2026 May 15, 2026 5 days - -
Fermi 2 Scram May 19, 2026 May 21, 2026 3 days -
LaSalle 1 Unscheduled May 27, 2026 Ongoing 3 days+ - -
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