?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
128
Current Run
days
?
Longest recorded period of continuous operation between outages (2019-03-09 to 2021-02-22).
716
Record Run
days
?
Breaker-to-Breaker: times this unit ran from one refueling outage to the next with zero forced outages or scrams in between.
5
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
92.7%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
15
Outages
since 1999
?
Duration of each outage in days, shown chronologically. Green bars are scheduled refueling outages, red bars are forced/unscheduled. The orange dashed line marks the average duration. Extended outages (>180 days) and D&D periods are excluded.
Outage Duration Trend
?
Days between consecutive scheduled refueling outage starts, showing operating cycle regularity. The purple dashed line marks the average cycle length. Most U.S. reactors operate on 18-month (547 day) or 24-month (730 day) cycles.
Cycle Length History
?
Monthly capacity factor with outage events overlaid as red bands. Green bars show average power level per month. Toggle to Daily view for raw daily data.
Power History
| Type ⇅ | Actual Start ⇅ | Actual End ⇅ | Duration ⇅ | Days Online ⇅ | Scheduled | Delta |
|---|---|---|---|---|---|---|
|
Unscheduled
|
2025-11-19 | 2025-11-28 | 10 | 263d | - | - |
|
Scheduled
|
2025-02-10 | 2025-03-01 | 20 | 705d | 2025-02-11 | -1d |
|
Scheduled
|
2023-02-13 | 2023-03-08 | 24 | 137d | 2023-02-13 | 0d |
|
Scram
# 56120
|
2022-09-26 | 2022-09-29 | 4 | 527d | - | - |
|
Scheduled
|
2021-02-22 | 2021-04-17 | 55 | 716d | 2021-02-22 | 0d |
|
Scheduled
|
2019-02-18 | 2019-03-09 | 20 | 168d | 2019-02-18 | 0d |
|
Scram
# 53576
|
2018-09-01 | 2018-09-03 | 3 | 450d | - | - |
|
Unscheduled
|
2017-06-07 | 2017-06-08 | 2 | 91d | - | - |
|
Scheduled
|
2017-02-06 | 2017-03-08 | 31 | 12d | 2017-02-06 | 0d |
|
Scram
# 52505
|
2017-01-24 | 2017-01-25 | 2 | 531d | - | - |
|
Unscheduled
|
2015-08-08 | 2015-08-12 | 5 | 162d | - | - |
|
Scheduled
|
2015-02-02 | 2015-02-27 | 26 | 170d | 2015-02-02 | 0d |
|
Scram
# 50346
|
2014-08-06 | 2014-08-16 | 11 | 93d | - | - |
|
Unscheduled
|
2014-04-28 | 2014-05-05 | 8 | 364d | - | - |
|
Scram
# 48969
|
2013-04-26 | 2013-04-29 | 4 | 2d | - | - |
|
Scram
# 48939
|
2013-04-18 | 2013-04-24 | 7 | 46d | - | - |
|
Scram
# 48939
|
2013-04-18 | 2013-04-24 | 7 | 6d | - | - |
|
Scheduled
|
2013-02-11 | 2013-03-03 | 21 | 708d | 2013-02-11 | 0d |
|
Scheduled
|
2011-02-15 | 2011-03-06 | 20 | 488d | 2011-02-21 | -6d |
|
Unscheduled
|
2009-10-13 | 2009-10-15 | 3 | 56d | - | - |
|
Unscheduled
|
2009-08-16 | 2009-08-18 | 3 | 188d | - | - |
|
Scheduled
|
2009-01-19 | 2009-02-09 | 22 | 675d | 2009-01-19 | 0d |
|
Scheduled
|
2007-02-26 | 2007-03-16 | 19 | 712d | 2007-02-25 | +1d |
|
Scheduled
|
2005-02-07 | 2005-03-16 | 38 | 577d | 2005-02-07 | 0d |
|
Unscheduled
|
2003-07-08 | 2003-07-11 | 4 | 139d | - | - |
|
Scheduled
|
2003-01-22 | 2003-02-19 | 29 | 9d | 2003-01-22 | 0d |
|
Unscheduled
|
2003-01-11 | 2003-01-13 | 3 | 67d | - | - |
|
Unscheduled
|
2002-11-03 | 2002-11-05 | 3 | 2d | - | - |
|
Unscheduled
|
2002-10-25 | 2002-11-01 | 8 | 184d | - | - |
|
Scheduled
|
2002-04-09 | 2002-04-24 | 16 | 214d | 2002-04-09 | 0d |
|
Unscheduled
|
2001-09-07 | 2001-09-07 | 1 | 2d | - | - |
|
Unscheduled
|
2001-09-04 | 2001-09-05 | 2 | 98d | - | - |
|
Unscheduled
|
2001-05-28 | 2001-05-29 | 2 | 51d | - | - |
|
Unscheduled
|
2001-04-07 | 2001-04-07 | 1 | 126d | - | - |
|
Unscheduled
|
2000-12-02 | 2000-12-02 | 1 | 3d | - | - |
|
Scheduled
|
2000-11-10 | 2000-11-29 | 20 | 140d | 2000-11-10 | 0d |
|
Unscheduled
|
2000-06-23 | 2000-06-23 | 1 | 218d | - | - |
|
Unscheduled
|
1999-11-17 | 1999-11-18 | 2 | 86d | - | - |
|
Unscheduled
|
1999-08-22 | 1999-08-23 | 2 | 135d | - | - |
|
Scheduled
|
1999-01-01 | 1999-04-09 | 99 | - | 1999-01-01 | 0d |
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