?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
127
Current Run
days
?
Longest recorded period of continuous operation between outages (2007-05-08 to 2008-10-11).
522
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).
85.6%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
18
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
|
2025-11-13 | 2025-11-29 | 17 | 131d | - | - |
|
Scheduled
|
2025-03-29 | 2025-07-05 | 99 | 405d | 2025-04-11 | -13d |
|
Scram
# 56968
|
2024-02-15 | 2024-02-18 | 4 | 101d | - | - |
|
Scheduled
|
2023-09-30 | 2023-11-06 | 38 | 145d | 2023-09-30 | 0d |
|
Unscheduled
|
2023-04-28 | 2023-05-08 | 11 | 335d | - | - |
|
Scheduled
|
2022-04-04 | 2022-05-28 | 55 | 84d | 2022-04-04 | 0d |
|
Scram
# 55698
|
2022-01-08 | 2022-01-10 | 3 | 159d | - | - |
|
Scram
# 55049
|
2020-12-25 | 2021-08-02 | 221 | 5d | - | - |
|
Scheduled
|
2020-09-27 | 2020-12-20 | 85 | 174d | 2020-10-03 | -6d |
|
Scram
# 54639
|
2020-04-04 | 2020-04-06 | 3 | 323d | - | - |
|
Scheduled
|
2019-04-01 | 2019-05-17 | 47 | 470d | 2019-04-01 | 0d |
|
Scheduled
|
2017-10-07 | 2017-12-17 | 72 | 516d | 2017-10-06 | +1d |
|
Scheduled
|
2016-04-03 | 2016-05-09 | 37 | 235d | 2016-04-08 | -5d |
|
Scram
# 51308
|
2015-08-11 | 2015-08-12 | 2 | 17d | - | - |
|
Unscheduled
|
2015-07-24 | 2015-07-25 | 2 | 231d | - | - |
|
Scram
# 50650
|
2014-12-03 | 2014-12-05 | 3 | 12d | - | - |
|
Scheduled
|
2014-10-12 | 2014-11-21 | 41 | 422d | 2014-10-04 | +8d |
|
Scram
# 49219
|
2013-07-27 | 2013-08-16 | 21 | 61d | - | - |
|
Scheduled
|
2013-04-09 | 2013-05-27 | 49 | 502d | 2013-04-06 | +3d |
|
Scheduled
|
2011-10-16 | 2011-11-24 | 40 | 492d | 2011-10-15 | +1d |
|
Scheduled
|
2010-04-18 | 2010-06-11 | 55 | 413d | 2010-04-17 | +1d |
|
Unscheduled
|
2009-02-22 | 2009-03-01 | 8 | 2d | - | - |
|
Unscheduled
|
2009-02-20 | 2009-02-20 | 1 | 60d | - | - |
|
Unscheduled
|
2008-12-15 | 2008-12-22 | 8 | 2d | - | - |
|
Unscheduled
|
2008-12-12 | 2008-12-13 | 2 | 30d | - | - |
|
Unscheduled
|
2008-11-12 | 2008-11-12 | 1 | 6d | - | - |
|
Scheduled
|
2008-10-11 | 2008-11-06 | 27 | 522d | 2008-10-11 | 0d |
|
Scheduled
|
2007-04-02 | 2007-05-08 | 37 | 21d | 2007-04-01 | +1d |
|
Unscheduled
|
2007-03-10 | 2007-03-12 | 3 | 281d | - | - |
|
Unscheduled
|
2006-05-18 | 2006-06-02 | 16 | 6d | - | - |
|
Unscheduled
|
2006-05-12 | 2006-05-12 | 1 | 176d | - | - |
|
Scheduled
|
2005-09-17 | 2005-11-17 | 62 | 91d | 2005-09-16 | +1d |
|
Unscheduled
|
2005-06-17 | 2005-06-18 | 2 | 77d | - | - |
|
Unscheduled
|
2005-03-27 | 2005-04-01 | 6 | 66d | - | - |
|
Unscheduled
|
2005-01-20 | 2005-01-20 | 1 | 223d | - | - |
|
Scheduled
|
2004-04-11 | 2004-06-11 | 62 | 54d | 2004-04-10 | +1d |
|
Unscheduled
|
2004-02-16 | 2004-02-17 | 2 | 2d | - | - |
|
Unscheduled
|
2004-02-04 | 2004-02-14 | 11 | 7d | - | - |
|
Unscheduled
|
2004-01-28 | 2004-01-28 | 1 | 96d | - | - |
|
Unscheduled
|
2003-10-22 | 2003-10-24 | 3 | 203d | - | - |
|
Unscheduled
|
2003-03-23 | 2003-04-02 | 11 | 96d | - | - |
|
Unscheduled
|
2002-12-15 | 2002-12-17 | 3 | 20d | - | - |
|
Scheduled
|
2002-10-23 | 2002-11-25 | 34 | 250d | 2002-10-23 | 0d |
|
Unscheduled
|
2002-02-01 | 2002-02-15 | 15 | 57d | - | - |
|
Unscheduled
|
2001-12-04 | 2001-12-06 | 3 | 197d | - | - |
|
Scheduled
|
2001-04-07 | 2001-05-21 | 45 | 27d | 2001-04-07 | 0d |
|
Unscheduled
|
2001-03-10 | 2001-03-11 | 2 | 469d | - | - |
|
Unscheduled
|
1999-11-27 | 1999-11-27 | 1 | 23d | - | - |
|
Scheduled
|
1999-10-02 | 1999-11-04 | 34 | 46d | 1999-10-02 | 0d |
|
Unscheduled
|
1999-08-12 | 1999-08-17 | 6 | - | - | - |
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