?
Days of continuous operation since the last outage ended. Clean run (no forced outages since last refueling).
373
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2023-03-06 to 2025-03-01).
726
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).
90.6%
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 |
|---|---|---|---|---|---|---|
|
Scheduled
|
2025-03-01 | 2025-03-28 | 28 | 726d | 2025-03-01 | 0d |
|
Scheduled
|
2023-02-08 | 2023-03-06 | 27 | 370d | 2023-04-01 | -52d |
|
Unscheduled
|
2022-01-29 | 2022-02-03 | 6 | 300d | - | - |
|
Scheduled
|
2021-03-06 | 2021-04-04 | 30 | 546d | 2021-02-27 | +7d |
|
Unscheduled
|
2019-09-06 | 2019-09-07 | 2 | 148d | - | - |
|
Scram
# 53966
|
2019-03-31 | 2019-04-11 | 12 | 2d | - | - |
|
Scheduled
|
2019-03-02 | 2019-03-29 | 28 | 164d | 2019-03-02 | 0d |
|
Unscheduled
|
2018-09-14 | 2018-09-19 | 6 | 80d | - | - |
|
Unscheduled
|
2018-06-24 | 2018-06-26 | 3 | 437d | - | - |
|
Scheduled
|
2017-03-18 | 2017-04-13 | 27 | 714d | 2017-03-18 | 0d |
|
Scheduled
|
2015-02-21 | 2015-04-04 | 43 | 657d | 2015-02-14 | +7d |
|
Scheduled
|
2013-03-03 | 2013-05-05 | 64 | 459d | 2013-03-03 | 0d |
|
Scram
# 47444
|
2011-11-16 | 2011-11-30 | 15 | 2d | - | - |
|
Unscheduled
|
2011-11-05 | 2011-11-14 | 10 | 199d | - | - |
|
Unscheduled
|
2011-04-19 | 2011-04-20 | 2 | 6d | - | - |
|
Scheduled
|
2011-03-05 | 2011-04-13 | 40 | 392d | 2011-03-05 | 0d |
|
Unscheduled
|
2010-02-04 | 2010-02-06 | 3 | 128d | - | - |
|
Unscheduled
|
2009-09-21 | 2009-09-29 | 9 | 147d | - | - |
|
Unscheduled
|
2009-04-23 | 2009-04-27 | 5 | 3d | - | - |
|
Scheduled
|
2009-02-28 | 2009-04-20 | 52 | 105d | 2009-02-28 | 0d |
|
Unscheduled
|
2008-11-10 | 2008-11-15 | 6 | 69d | - | - |
|
Unscheduled
|
2008-08-31 | 2008-09-02 | 3 | 503d | - | - |
|
Scheduled
|
2007-03-03 | 2007-04-16 | 45 | 64d | 2007-03-02 | +1d |
|
Unscheduled
|
2006-12-26 | 2006-12-29 | 4 | 39d | - | - |
|
Unscheduled
|
2006-11-02 | 2006-11-17 | 16 | 158d | - | - |
|
Unscheduled
|
2006-05-20 | 2006-05-28 | 9 | 282d | - | - |
|
Unscheduled
|
2005-08-07 | 2005-08-11 | 5 | 118d | - | - |
|
Unscheduled
|
2005-04-09 | 2005-04-11 | 3 | 4d | - | - |
|
Scheduled
|
2005-03-05 | 2005-04-05 | 32 | 216d | 2005-03-04 | +1d |
|
Unscheduled
|
2004-07-30 | 2004-08-01 | 3 | 60d | - | - |
|
Unscheduled
|
2004-05-29 | 2004-05-31 | 3 | 204d | - | - |
|
Unscheduled
|
2003-11-05 | 2003-11-07 | 3 | 214d | - | - |
|
Unscheduled
|
2003-04-05 | 2003-04-05 | 1 | 3d | - | - |
|
Scheduled
|
2003-03-08 | 2003-04-02 | 26 | 317d | 2003-03-08 | 0d |
|
Unscheduled
|
2002-04-20 | 2002-04-25 | 6 | 390d | - | - |
|
Scheduled
|
2001-02-24 | 2001-03-26 | 31 | 150d | 2001-02-24 | 0d |
|
Unscheduled
|
2000-09-22 | 2000-09-27 | 6 | 368d | - | - |
|
Unscheduled
|
1999-09-16 | 1999-09-20 | 5 | 16d | - | - |
|
Unscheduled
|
1999-08-30 | 1999-08-31 | 2 | 62d | - | - |
|
Unscheduled
|
1999-06-29 | 1999-06-29 | 1 | 39d | - | - |
|
Scheduled
|
1999-04-17 | 1999-05-21 | 35 | 18d | 1999-04-17 | 0d |
|
Unscheduled
|
1999-03-30 | 1999-03-30 | 1 | - | - | - |
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