?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
245
Current Run
days
?
Longest recorded period of continuous operation between outages (2018-11-20 to 2020-07-22).
610
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).
62.8%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
9
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 |
|---|---|---|---|---|---|---|
|
Scram
# 57847
|
2025-08-02 | 2025-08-03 | 2 | 72d | - | - |
|
Unscheduled
|
2025-05-20 | 2025-05-22 | 3 | 235d | - | - |
|
Scheduled
|
2024-08-31 | 2024-09-27 | 28 | 117d | 2024-08-30 | +1d |
|
Scram
# 57090
|
2024-04-25 | 2024-05-06 | 12 | 86d | - | - |
|
Unscheduled
|
2024-01-26 | 2024-01-30 | 5 | 249d | - | - |
|
Scram
# 56531
|
2023-05-20 | 2023-05-22 | 3 | 108d | - | - |
|
Unscheduled
|
2023-01-31 | 2023-02-01 | 2 | 97d | - | - |
|
Scheduled
|
2022-10-01 | 2022-10-26 | 26 | 251d | 2022-10-01 | 0d |
|
Unscheduled
|
2022-01-15 | 2022-01-23 | 9 | 435d | - | - |
|
Unscheduled
|
2020-11-06 | 2020-11-06 | 1 | 2d | - | - |
|
Scheduled
|
2020-10-03 | 2020-11-04 | 33 | 66d | 2020-10-03 | 0d |
|
Scram
# 54795
|
2020-07-22 | 2020-07-29 | 8 | 610d | - | - |
|
Scheduled
|
2018-10-14 | 2018-11-20 | 38 | 207d | 2018-10-13 | +1d |
|
Scram
# 53269
|
2018-03-19 | 2018-03-21 | 3 | 501d | - | - |
|
Scheduled
|
2016-10-01 | 2016-11-03 | 34 | 61d | 2016-10-01 | 0d |
|
Unscheduled
|
2016-07-27 | 2016-08-01 | 6 | 250d | - | - |
|
Unscheduled
|
2015-11-16 | 2015-11-20 | 5 | 199d | - | - |
|
Unscheduled
|
2015-04-30 | 2015-05-01 | 2 | 183d | - | - |
|
Scheduled
|
2014-10-04 | 2014-10-29 | 26 | 35d | 2014-10-04 | 0d |
|
Scram
# 50404
|
2014-08-27 | 2014-08-30 | 4 | 518d | - | - |
|
Scram
# 48829
|
2013-03-20 | 2013-03-27 | 8 | 110d | - | - |
|
Scheduled
|
2012-10-20 | 2012-11-30 | 42 | 312d | 2012-10-22 | -2d |
|
Unscheduled
|
2011-12-10 | 2011-12-13 | 4 | 205d | - | - |
|
Scram
# 46793
|
2011-04-28 | 2011-05-19 | 22 | 156d | - | - |
|
Scram
# 46793
|
2011-04-28 | 2011-05-19 | 22 | 21d | - | - |
|
Scram
# 46793
|
2011-04-28 | 2011-05-19 | 22 | 21d | - | - |
|
Scheduled
|
2010-10-24 | 2010-11-23 | 31 | 590d | 2010-10-25 | -1d |
|
Unscheduled
|
2009-02-26 | 2009-03-13 | 16 | 2d | - | - |
|
Unscheduled
|
2009-02-19 | 2009-02-24 | 6 | 81d | - | - |
|
Scheduled
|
2008-10-26 | 2008-11-30 | 36 | 74d | - | - |
|
Unscheduled
|
2008-08-09 | 2008-08-13 | 5 | 271d | - | - |
|
Unscheduled
|
2007-11-04 | 2007-11-12 | 9 | 19d | - | - |
|
Unscheduled
|
2007-10-13 | 2007-10-16 | 4 | 40d | - | - |
|
Unscheduled
|
2007-09-03 | 2007-09-03 | 1 | 21d | - | - |
|
Unscheduled
|
2007-08-12 | 2007-08-13 | 2 | 47d | - | - |
|
Unscheduled
|
2007-06-24 | 2007-06-26 | 3 | 12d | - | - |
|
Unscheduled
|
2007-06-10 | 2007-06-12 | 3 | 15d | - | - |
|
Unscheduled
|
2007-05-24 | 2007-05-26 | 3 | 2d | - | - |
|
Unscheduled
|
1999-01-01 | 2007-05-22 | 3064 | - | - | - |
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