?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
48
Current Run
days
?
Longest recorded period of continuous operation between outages (2019-06-17 to 2021-05-09).
692
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).
86.2%
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 |
|---|---|---|---|---|---|---|
|
Scram
# 58163
|
2026-02-13 | 2026-02-16 | 4 | 230d | - | - |
|
Unscheduled
|
2025-06-24 | 2025-06-28 | 5 | 11d | - | - |
|
Scheduled
|
2025-04-12 | 2025-06-13 | 63 | 664d | 2025-05-11 | -29d |
|
Scheduled
|
2023-05-06 | 2023-06-18 | 44 | 510d | 2023-05-05 | +1d |
|
Unscheduled
|
2021-12-07 | 2021-12-12 | 6 | 173d | - | - |
|
Scheduled
|
2021-05-09 | 2021-06-17 | 40 | 692d | 2021-05-07 | +2d |
|
Scheduled
|
2019-05-12 | 2019-06-17 | 37 | 354d | 2019-05-15 | -3d |
|
Scram
# 53410
|
2018-05-19 | 2018-05-23 | 5 | 261d | - | - |
|
Scram
# 52918
|
2017-08-21 | 2017-08-31 | 11 | 67d | - | - |
|
Scheduled
|
2017-05-14 | 2017-06-15 | 33 | 141d | 2017-05-13 | +1d |
|
Scram
# 52442
|
2016-12-19 | 2016-12-24 | 6 | 264d | - | - |
|
Scram
# 51826
|
2016-03-29 | 2016-03-30 | 2 | 278d | - | - |
|
Scheduled
|
2015-05-10 | 2015-06-25 | 47 | 687d | 2015-05-06 | +4d |
|
Scheduled
|
2013-05-12 | 2013-06-22 | 42 | 349d | 2013-05-09 | +3d |
|
Unscheduled
|
2012-05-21 | 2012-05-28 | 8 | 245d | - | - |
|
Scheduled
|
2011-04-03 | 2011-09-19 | 170 | 507d | 2011-04-06 | -3d |
|
Unscheduled
|
2009-11-08 | 2009-11-12 | 5 | 38d | - | - |
|
Unscheduled
|
2009-09-29 | 2009-10-01 | 3 | 29d | - | - |
|
Unscheduled
|
2009-08-06 | 2009-08-31 | 26 | 37d | - | - |
|
Unscheduled
|
2009-06-27 | 2009-06-30 | 4 | 7d | - | - |
|
Scheduled
|
2009-05-09 | 2009-06-20 | 43 | 86d | 2009-05-10 | -1d |
|
Unscheduled
|
2009-02-09 | 2009-02-12 | 4 | 82d | - | - |
|
Unscheduled
|
2008-11-16 | 2008-11-19 | 4 | 85d | - | - |
|
Unscheduled
|
2008-08-22 | 2008-08-23 | 2 | 419d | - | - |
|
Unscheduled
|
2007-06-29 | 2007-06-30 | 2 | 6d | - | - |
|
Scheduled
|
2007-05-13 | 2007-06-23 | 42 | 31d | 2007-05-12 | +1d |
|
Unscheduled
|
2007-04-10 | 2007-04-12 | 3 | 155d | - | - |
|
Unscheduled
|
2006-11-01 | 2006-11-06 | 6 | 489d | - | - |
|
Unscheduled
|
2005-06-24 | 2005-06-30 | 7 | 3d | - | - |
|
Unscheduled
|
2005-06-16 | 2005-06-21 | 6 | 7d | - | - |
|
Scheduled
|
2005-05-07 | 2005-06-09 | 34 | 260d | 2005-05-06 | +1d |
|
Unscheduled
|
2004-08-18 | 2004-08-20 | 3 | 2d | - | - |
|
Unscheduled
|
2004-08-16 | 2004-08-16 | 1 | 2d | - | - |
|
Unscheduled
|
2004-07-31 | 2004-08-14 | 15 | 395d | - | - |
|
Unscheduled
|
2003-07-01 | 2003-07-02 | 2 | 7d | - | - |
|
Scheduled
|
2003-05-04 | 2003-06-24 | 52 | 52d | 2003-05-20 (Model) | -16d (Model) |
|
Unscheduled
|
2003-03-01 | 2003-03-13 | 13 | 371d | - | - |
|
Unscheduled
|
2002-02-15 | 2002-02-23 | 9 | 198d | - | - |
|
Unscheduled
|
2001-07-27 | 2001-08-01 | 6 | 26d | - | - |
|
Unscheduled
|
2001-06-29 | 2001-07-01 | 3 | 5d | - | - |
|
Scheduled
|
2001-05-20 | 2001-06-24 | 36 | 241d | 2001-04-17 (Model) | +33d (Model) |
|
Unscheduled
|
2000-09-19 | 2000-09-21 | 3 | 14d | - | - |
|
Unscheduled
|
2000-09-02 | 2000-09-05 | 4 | 61d | - | - |
|
Unscheduled
|
2000-06-27 | 2000-07-03 | 7 | 249d | - | - |
|
Unscheduled
|
1999-09-19 | 1999-10-22 | 34 | 80d | - | - |
|
Scheduled
|
1999-04-18 | 1999-07-01 | 75 | - | - | - |
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