?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
36
Current Run
days
?
Longest recorded period of continuous operation between outages (2018-02-28 to 2019-05-01).
427
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.
0
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
90.1%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
14
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 |
|---|---|---|---|---|---|---|
| 2026-01-17 | 2026-02-28 | 43 | 187d | - | - | |
|
Unscheduled
|
2025-07-12 | 2025-07-14 | 3 | 283d | - | - |
|
Scram
# 57343
|
2024-09-27 | 2024-10-02 | 6 | 194d | - | - |
|
Scram
# 57021
|
2024-03-12 | 2024-03-17 | 6 | 2d | - | - |
|
Scheduled
|
2024-02-04 | 2024-03-10 | 36 | 258d | 2024-02-05 | -1d |
|
Unscheduled
|
2023-05-20 | 2023-05-22 | 3 | 360d | - | - |
|
Unscheduled
|
2022-05-23 | 2022-05-25 | 3 | 83d | - | - |
|
Scheduled
|
2022-02-06 | 2022-03-01 | 24 | 35d | 2022-02-05 | +1d |
|
Scram
# 55679
|
2021-12-30 | 2022-01-02 | 4 | 146d | - | - |
|
Scram
# 55394
|
2021-08-04 | 2021-08-06 | 3 | 30d | - | - |
|
Unscheduled
|
2021-07-01 | 2021-07-05 | 5 | 14d | - | - |
|
Unscheduled
|
2021-06-12 | 2021-06-17 | 6 | 351d | - | - |
|
Unscheduled
|
2020-06-20 | 2020-06-26 | 7 | 97d | - | - |
|
Scheduled
|
2020-02-01 | 2020-03-15 | 44 | 271d | 2020-02-01 | 0d |
|
Unscheduled
|
2019-05-01 | 2019-05-06 | 6 | 427d | - | - |
|
Unscheduled
|
2018-02-28 | 2018-02-28 | 1 | 3d | - | - |
|
Scheduled
|
2018-02-05 | 2018-02-25 | 21 | 289d | 2018-02-04 | +1d |
|
Unscheduled
|
2017-04-15 | 2017-04-22 | 8 | 6d | - | - |
|
Unscheduled
|
2017-04-08 | 2017-04-09 | 2 | 72d | - | - |
|
Unscheduled
|
2017-01-25 | 2017-01-26 | 2 | 279d | - | - |
|
Unscheduled
|
2016-04-20 | 2016-04-21 | 2 | 47d | - | - |
|
Scheduled
|
2016-02-08 | 2016-03-04 | 26 | 384d | 2016-02-07 | +1d |
|
Unscheduled
|
2015-01-19 | 2015-01-20 | 2 | 34d | - | - |
|
Unscheduled
|
2014-12-13 | 2014-12-16 | 4 | 284d | - | - |
|
Scheduled
|
2014-02-03 | 2014-03-04 | 30 | 102d | 2014-02-03 | 0d |
|
Unscheduled
|
2013-10-22 | 2013-10-24 | 3 | 239d | - | - |
|
Scram
# 48738
|
2013-02-11 | 2013-02-25 | 15 | 328d | - | - |
|
Scheduled
|
2012-02-13 | 2012-03-20 | 37 | 422d | 2012-02-13 | 0d |
|
Unscheduled
|
2010-12-17 | 2010-12-18 | 2 | 274d | - | - |
|
Scheduled
|
2010-02-08 | 2010-03-18 | 39 | 263d | 2010-02-06 | +2d |
|
Unscheduled
|
2009-05-11 | 2009-05-21 | 11 | 2d | - | - |
|
Unscheduled
|
2009-05-09 | 2009-05-09 | 1 | 2d | - | - |
|
Unscheduled
|
2009-05-04 | 2009-05-07 | 4 | 161d | - | - |
|
Unscheduled
|
2008-11-23 | 2008-11-24 | 2 | 140d | - | - |
|
Unscheduled
|
2008-07-05 | 2008-07-06 | 2 | 109d | - | - |
|
Unscheduled
|
2008-03-15 | 2008-03-18 | 4 | 4d | - | - |
|
Scheduled
|
2008-02-04 | 2008-03-11 | 37 | 366d | 2008-02-04 | 0d |
|
Unscheduled
|
2007-01-31 | 2007-02-03 | 4 | 309d | - | - |
|
Scheduled
|
2006-02-13 | 2006-03-28 | 44 | 91d | 2006-02-12 | +1d |
|
Unscheduled
|
2005-10-30 | 2005-11-14 | 16 | 292d | - | - |
|
Unscheduled
|
2005-01-03 | 2005-01-11 | 9 | 297d | - | - |
|
Scheduled
|
2004-02-14 | 2004-03-12 | 28 | 289d | 2004-02-13 | +1d |
|
Unscheduled
|
2003-04-19 | 2003-05-01 | 13 | 187d | - | - |
|
Unscheduled
|
2002-10-11 | 2002-10-14 | 4 | 172d | - | - |
|
Unscheduled
|
2002-04-20 | 2002-04-22 | 3 | 2d | - | - |
|
Scheduled
|
2002-03-23 | 2002-04-18 | 27 | 39d | 2002-03-23 | 0d |
|
Unscheduled
|
2002-02-09 | 2002-02-12 | 4 | 316d | - | - |
|
Unscheduled
|
2001-03-29 | 2001-03-30 | 2 | 141d | - | - |
|
Unscheduled
|
2000-11-07 | 2000-11-08 | 2 | 6d | - | - |
|
Scheduled
|
2000-09-30 | 2000-11-01 | 33 | 79d | 2000-09-30 | 0d |
|
Unscheduled
|
2000-07-11 | 2000-07-13 | 3 | 158d | - | - |
|
Unscheduled
|
2000-01-27 | 2000-02-04 | 9 | 278d | - | - |
|
Scheduled
|
1999-03-01 | 1999-04-24 | 55 | - | 1999-03-01 | 0d |
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