?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
335
Current Run
days
?
Longest recorded period of continuous operation between outages (1999-04-14 to 2000-09-10).
515
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.
4
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
88.5%
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 |
|---|---|---|---|---|---|---|
|
Scram
# 57500
|
2025-01-17 | 2025-05-05 | 109 | 39d | - | - |
|
Scheduled
|
2024-11-02 | 2024-12-09 | 38 | 106d | 2024-10-12 | +21d |
|
Scram
# 57214
|
2024-07-09 | 2024-07-19 | 11 | 43d | - | - |
|
Unscheduled
|
2024-05-25 | 2024-05-27 | 3 | 380d | - | - |
|
Scheduled
|
2023-04-15 | 2023-05-11 | 27 | 498d | 2023-04-14 | +1d |
|
Scheduled
|
2021-10-30 | 2021-12-03 | 35 | 514d | 2021-10-29 | +1d |
|
Scheduled
|
2020-05-09 | 2020-06-03 | 26 | 79d | 2020-03-15 (Model) | +55d (Model) |
|
Scram
# 54532
|
2020-02-20 | 2020-02-20 | 1 | 121d | - | - |
|
Unscheduled
|
2019-09-16 | 2019-10-22 | 37 | 5d | - | - |
|
Unscheduled
|
2019-09-05 | 2019-09-11 | 7 | 3d | - | - |
|
Scram
# 54252
|
2019-09-01 | 2019-09-02 | 2 | 306d | - | - |
|
Scram
# 53697
|
2018-10-28 | 2018-10-30 | 3 | 2d | - | - |
|
Scheduled
|
2018-09-15 | 2018-10-26 | 42 | 495d | 2018-09-08 | +7d |
|
Scram
# 52732
|
2017-05-05 | 2017-05-08 | 4 | 2d | - | - |
|
Scram
# 52732
|
2017-05-03 | 2017-05-03 | 1 | 3d | - | - |
|
Scheduled
|
2017-03-19 | 2017-04-30 | 43 | 359d | 2017-03-20 | -1d |
|
Scram
# 51815
|
2016-03-23 | 2016-03-25 | 3 | 131d | - | - |
|
Unscheduled
|
2015-11-07 | 2015-11-13 | 7 | 17d | - | - |
|
Scheduled
|
2015-09-21 | 2015-10-21 | 31 | 204d | 2015-09-14 | +7d |
|
Scram
# 50839
|
2015-02-22 | 2015-03-01 | 8 | 222d | - | - |
|
Scram
# 50278
|
2014-07-14 | 2014-07-15 | 2 | 74d | - | - |
|
Scheduled
|
2014-03-24 | 2014-05-01 | 39 | 267d | 2014-04-07 | -14d |
|
Scram
# 49154
|
2013-06-29 | 2013-06-30 | 2 | 244d | - | - |
|
Scheduled
|
2012-09-10 | 2012-10-28 | 49 | 12d | 2012-09-10 | 0d |
|
Scram
# 48238
|
2012-08-28 | 2012-08-29 | 2 | 319d | - | - |
|
Unscheduled
|
2011-10-08 | 2011-10-14 | 7 | 132d | - | - |
|
Scram
# 46902
|
2011-05-29 | 2011-05-29 | 1 | 9d | - | - |
|
Scheduled
|
2011-04-04 | 2011-05-20 | 47 | 138d | 2011-03-20 | +15d |
|
Unscheduled
|
2010-11-15 | 2010-11-17 | 3 | 175d | - | - |
|
Unscheduled
|
2010-05-22 | 2010-05-24 | 3 | 214d | - | - |
|
Scheduled
|
2009-09-21 | 2009-10-20 | 30 | 362d | 2009-09-20 | +1d |
|
Unscheduled
|
2008-09-21 | 2008-09-24 | 4 | 38d | - | - |
|
Unscheduled
|
2008-08-07 | 2008-08-14 | 8 | 75d | - | - |
|
Unscheduled
|
2008-05-18 | 2008-05-24 | 7 | 55d | - | - |
|
Scheduled
|
2008-02-11 | 2008-03-24 | 43 | 438d | 2008-02-10 | +1d |
|
Scheduled
|
2006-09-11 | 2006-11-30 | 81 | 38d | 2006-09-10 | +1d |
|
Unscheduled
|
2006-08-01 | 2006-08-04 | 4 | 38d | - | - |
|
Unscheduled
|
2006-05-31 | 2006-06-24 | 25 | 426d | - | - |
|
Scheduled
|
2005-02-22 | 2005-03-31 | 38 | 155d | 2005-02-21 | +1d |
|
Unscheduled
|
2004-09-20 | 2004-09-20 | 1 | 247d | - | - |
|
Unscheduled
|
2004-01-17 | 2004-01-17 | 1 | 89d | - | - |
|
Scheduled
|
2003-09-08 | 2003-10-20 | 43 | 13d | 2003-09-08 | 0d |
|
Unscheduled
|
2003-08-26 | 2003-08-26 | 1 | 164d | - | - |
|
Unscheduled
|
2003-03-10 | 2003-03-15 | 6 | 239d | - | - |
|
Unscheduled
|
2002-07-14 | 2002-07-14 | 1 | 67d | - | - |
|
Unscheduled
|
2002-05-04 | 2002-05-08 | 5 | 46d | - | - |
|
Scheduled
|
2002-02-25 | 2002-03-19 | 23 | 67d | 2002-02-25 | 0d |
|
Unscheduled
|
2001-12-20 | 2001-12-20 | 1 | 106d | - | - |
|
Unscheduled
|
2001-09-05 | 2001-09-05 | 1 | 58d | - | - |
|
Unscheduled
|
2001-06-30 | 2001-07-09 | 10 | 267d | - | - |
|
Scheduled
|
2000-09-10 | 2000-10-06 | 27 | 515d | 2000-09-10 | 0d |
|
Scheduled
|
1999-02-27 | 1999-04-14 | 47 | - | 1999-02-27 | 0d |
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