?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
163
Current Run
days
?
Longest recorded period of continuous operation between outages (2019-09-30 to 2021-03-14).
531
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.
6
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
91.1%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
18
Outages
since 2000
?
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 |
|---|---|---|---|---|---|---|
|
Scram
# 57997
|
2025-10-22 | 2025-10-24 | 3 | 4d | - | - |
|
Scheduled
|
2025-09-07 | 2025-10-18 | 42 | 464d | 2025-09-01 | +6d |
|
Scram
# 57148
|
2024-05-30 | 2024-05-31 | 2 | 54d | - | - |
|
Scheduled
|
2024-03-03 | 2024-04-06 | 35 | 159d | 2024-03-02 | +1d |
|
Unscheduled
|
2023-09-25 | 2023-09-26 | 2 | 334d | - | - |
|
Scheduled
|
2022-09-21 | 2022-10-26 | 36 | 158d | 2022-09-11 | +10d |
|
Scram
# 55843
|
2022-04-15 | 2022-04-16 | 2 | 208d | - | - |
|
Unscheduled
|
2021-09-12 | 2021-09-19 | 8 | 118d | - | - |
|
Scram
# 55239
|
2021-05-07 | 2021-05-17 | 11 | 15d | - | - |
|
Scheduled
|
2021-03-14 | 2021-04-22 | 40 | 531d | 2021-03-06 | +8d |
|
Scheduled
|
2019-09-08 | 2019-09-30 | 23 | 511d | 2019-09-02 | +6d |
|
Scheduled
|
2018-03-11 | 2018-04-15 | 36 | 512d | 2018-03-11 | 0d |
|
Scheduled
|
2016-09-11 | 2016-10-15 | 35 | 526d | 2016-09-11 | 0d |
|
Scram
# 50946
|
2015-04-02 | 2015-04-04 | 3 | 5d | - | - |
|
Scheduled
|
2015-03-08 | 2015-03-28 | 21 | 8d | 2015-03-08 | 0d |
|
Scram
# 50851
|
2015-02-27 | 2015-02-28 | 2 | 57d | - | - |
|
Unscheduled
|
2014-12-23 | 2015-01-01 | 10 | 436d | - | - |
|
Scram
# 49429
|
2013-10-12 | 2013-10-13 | 2 | 2d | - | - |
|
Scheduled
|
2013-09-08 | 2013-10-10 | 33 | 496d | 2013-09-08 | 0d |
|
Scheduled
|
2012-03-11 | 2012-04-30 | 51 | 119d | 2012-03-11 | 0d |
|
Scram
# 47181
|
2011-08-24 | 2011-11-13 | 82 | 307d | - | - |
|
Scram
# 47181
|
2011-08-24 | 2011-11-13 | 82 | 81d | - | - |
|
Scheduled
|
2010-09-12 | 2010-10-21 | 40 | 56d | 2010-09-12 | 0d |
|
Unscheduled
|
2010-07-15 | 2010-07-18 | 4 | 259d | - | - |
|
Unscheduled
|
2009-10-24 | 2009-10-29 | 6 | 205d | - | - |
|
Scheduled
|
2009-03-08 | 2009-04-02 | 26 | 511d | 2009-03-08 | 0d |
|
Scheduled
|
2007-09-09 | 2007-10-14 | 36 | 248d | 2007-09-09 | 0d |
|
Unscheduled
|
2007-01-04 | 2007-01-04 | 1 | 49d | - | - |
|
Unscheduled
|
2006-11-13 | 2006-11-16 | 4 | 218d | - | - |
|
Scheduled
|
2006-03-12 | 2006-04-09 | 29 | 24d | 2006-03-11 | +1d |
|
Unscheduled
|
2006-02-14 | 2006-02-16 | 3 | 496d | - | - |
|
Scheduled
|
2004-09-12 | 2004-10-06 | 25 | 199d | 2004-09-12 | 0d |
|
Unscheduled
|
2004-02-21 | 2004-02-26 | 6 | 246d | - | - |
|
Unscheduled
|
2003-06-12 | 2003-06-20 | 9 | 53d | - | - |
|
Unscheduled
|
2003-04-20 | 2003-04-20 | 1 | 2d | - | - |
|
Scheduled
|
2003-02-23 | 2003-04-18 | 55 | 502d | 2003-02-23 | 0d |
|
Scheduled
|
2001-09-09 | 2001-10-09 | 31 | 488d | 2001-09-09 | 0d |
|
Unscheduled
|
2000-05-08 | 2000-05-09 | 2 | 31d | - | - |
|
Scheduled
|
2000-03-12 | 2000-04-07 | 27 | - | 2000-03-12 | 0d |
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