?
Days of continuous operation since the last outage ended. Clean run (no forced outages since last refueling).
154
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2010-11-10 to 2012-04-21).
528
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.
3
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
91.5%
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 |
|---|---|---|---|---|---|---|
|
Scheduled
|
2025-10-04 | 2025-11-02 | 30 | 490d | 2025-10-04 | 0d |
|
Scram
# 57155
|
2024-05-31 | 2024-06-01 | 2 | 19d | - | - |
|
Scheduled
|
2024-04-10 | 2024-05-12 | 33 | 525d | 2024-04-12 | -2d |
|
Scheduled
|
2022-10-08 | 2022-11-02 | 26 | 40d | 2022-10-08 | 0d |
|
Scram
# 56075
|
2022-08-28 | 2022-08-29 | 2 | 120d | - | - |
|
Scram
# 55868
|
2022-04-29 | 2022-04-30 | 2 | 326d | - | - |
|
Unscheduled
|
2021-06-05 | 2021-06-07 | 3 | 21d | - | - |
|
Unscheduled
|
2021-05-15 | 2021-05-15 | 1 | 2d | - | - |
|
Scheduled
|
2021-04-24 | 2021-05-13 | 20 | 124d | 2021-04-24 | 0d |
|
Scram
# 55038
|
2020-12-17 | 2020-12-21 | 5 | 124d | - | - |
|
Scram
# 54834
|
2020-08-14 | 2020-08-15 | 2 | 143d | - | - |
|
Scram
# 54599
|
2020-03-24 | 2020-03-24 | 1 | 128d | - | - |
|
Scheduled
|
2019-10-12 | 2019-11-17 | 37 | 521d | 2019-10-12 | 0d |
|
Scheduled
|
2018-04-07 | 2018-05-09 | 33 | 80d | 2018-04-07 | 0d |
|
Unscheduled
|
2018-01-15 | 2018-01-17 | 3 | 83d | - | - |
|
Unscheduled
|
2017-10-23 | 2017-10-24 | 2 | 348d | - | - |
|
Scheduled
|
2016-10-10 | 2016-11-09 | 31 | 2d | 2016-10-08 | +2d |
|
Scram
# 52289
|
2016-10-08 | 2016-10-08 | 1 | 512d | - | - |
|
Scheduled
|
2015-04-02 | 2015-05-15 | 44 | 316d | 2015-03-28 | +5d |
|
Unscheduled
|
2014-05-16 | 2014-05-21 | 6 | 115d | - | - |
|
Scram
# 49742
|
2014-01-19 | 2014-01-21 | 3 | 40d | - | - |
|
Scheduled
|
2013-11-09 | 2013-12-10 | 32 | 156d | 2013-11-02 | +7d |
|
Unscheduled
|
2013-05-16 | 2013-06-06 | 22 | 344d | - | - |
|
Scheduled
|
2012-04-21 | 2012-06-06 | 47 | 528d | 2012-04-21 | 0d |
|
Scheduled
|
2010-10-02 | 2010-11-10 | 40 | 316d | 2010-10-02 | 0d |
|
Unscheduled
|
2009-11-16 | 2009-11-20 | 5 | 191d | - | - |
|
Scheduled
|
2009-04-18 | 2009-05-09 | 22 | 241d | 2009-04-18 | 0d |
|
Unscheduled
|
2008-08-11 | 2008-08-20 | 10 | 294d | - | - |
|
Scheduled
|
2007-09-29 | 2007-10-22 | 24 | 373d | 2007-09-29 | 0d |
|
Unscheduled
|
2006-09-20 | 2006-09-21 | 2 | 124d | - | - |
|
Unscheduled
|
2006-05-19 | 2006-05-19 | 1 | 4d | - | - |
|
Scheduled
|
2006-04-09 | 2006-05-15 | 37 | 342d | 2006-04-08 | +1d |
|
Unscheduled
|
2005-05-01 | 2005-05-02 | 2 | 166d | - | - |
|
Unscheduled
|
2004-11-09 | 2004-11-16 | 8 | 2d | - | - |
|
Scheduled
|
2004-10-16 | 2004-11-07 | 23 | 150d | 2004-10-15 | +1d |
|
Unscheduled
|
2004-05-07 | 2004-05-19 | 13 | 263d | - | - |
|
Unscheduled
|
2003-08-18 | 2003-08-18 | 1 | 64d | - | - |
|
Unscheduled
|
2003-06-15 | 2003-06-15 | 1 | 27d | - | - |
|
Unscheduled
|
2003-05-19 | 2003-05-19 | 1 | 2d | - | - |
|
Scheduled
|
2003-04-26 | 2003-05-17 | 22 | 253d | 2003-04-26 | 0d |
|
Unscheduled
|
2002-08-16 | 2002-08-16 | 1 | 34d | - | - |
|
Unscheduled
|
2002-07-13 | 2002-07-13 | 1 | 192d | - | - |
|
Unscheduled
|
2002-01-02 | 2002-01-02 | 1 | 2d | - | - |
|
Scheduled
|
2001-09-22 | 2001-12-31 | 101 | 458d | 2001-09-22 | 0d |
|
Unscheduled
|
2000-06-21 | 2000-06-21 | 1 | 41d | - | - |
|
Scheduled
|
2000-04-15 | 2000-05-11 | 27 | 123d | 2000-04-15 | 0d |
|
Unscheduled
|
1999-12-14 | 1999-12-14 | 1 | 272d | - | - |
|
Unscheduled
|
1999-03-13 | 1999-03-17 | 5 | 57d | - | - |
|
Unscheduled
|
1999-01-15 | 1999-01-15 | 1 | - | - | - |
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