?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
257
Current Run
days
?
Longest recorded period of continuous operation between outages (2020-10-13 to 2022-10-15).
732
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).
88.6%
Capacity Factor
?
Total number of scheduled refueling outages detected in the historical data.
15
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
# 57813
|
2025-07-17 | 2025-07-22 | 6 | 182d | - | - |
|
Scheduled
|
2024-09-21 | 2025-01-16 | 118 | 223d | 2024-09-15 | +6d |
|
Unscheduled
|
2024-02-09 | 2024-02-11 | 3 | 16d | - | - |
|
Scram
# 56803
|
2023-10-20 | 2024-01-24 | 97 | 345d | - | - |
|
Scheduled
|
2022-10-15 | 2022-11-09 | 26 | 732d | 2022-10-14 | +1d |
|
Scheduled
|
2020-09-19 | 2020-10-13 | 25 | 20d | 2020-09-18 | +1d |
|
Scram
# 54859
|
2020-08-27 | 2020-08-30 | 4 | 672d | - | - |
|
Scheduled
|
2018-09-22 | 2018-10-25 | 34 | 671d | 2018-09-21 | +1d |
|
Scheduled
|
2016-10-16 | 2016-11-20 | 36 | 502d | 2016-10-14 | +2d |
|
Scram
# 51107
|
2015-06-01 | 2015-06-02 | 2 | 24d | - | - |
|
Unscheduled
|
2015-04-08 | 2015-05-08 | 31 | 56d | - | - |
|
Unscheduled
|
2015-01-27 | 2015-02-11 | 16 | 32d | - | - |
|
Unscheduled
|
2014-12-11 | 2014-12-26 | 16 | 20d | - | - |
|
Scheduled
|
2014-10-08 | 2014-11-21 | 45 | 645d | 2014-10-08 | 0d |
|
Scheduled
|
2012-10-23 | 2013-01-01 | 71 | 66d | 2012-10-27 | -4d |
|
Unscheduled
|
2012-08-15 | 2012-08-18 | 4 | 410d | - | - |
|
Scram
# 47017
|
2011-07-02 | 2011-07-02 | 1 | 22d | - | - |
|
Scheduled
|
2011-04-30 | 2011-06-10 | 42 | 525d | 2011-04-30 | 0d |
|
Scheduled
|
2009-09-12 | 2009-11-21 | 71 | 114d | 2009-09-11 | +1d |
|
Unscheduled
|
2009-05-19 | 2009-05-21 | 3 | 290d | - | - |
|
Unscheduled
|
2008-08-01 | 2008-08-02 | 2 | 133d | - | - |
|
Scheduled
|
2008-02-13 | 2008-03-21 | 38 | 51d | 2008-02-28 | -15d |
|
Unscheduled
|
2007-12-22 | 2007-12-24 | 3 | 218d | - | - |
|
Unscheduled
|
2007-05-18 | 2007-05-18 | 1 | 3d | - | - |
|
Unscheduled
|
2007-05-12 | 2007-05-15 | 4 | 341d | - | - |
|
Scheduled
|
2006-04-29 | 2006-06-05 | 38 | 14d | 2006-04-28 | +1d |
|
Unscheduled
|
2006-04-15 | 2006-04-15 | 1 | 408d | - | - |
|
Unscheduled
|
2005-03-03 | 2005-03-03 | 1 | 5d | - | - |
|
Unscheduled
|
2005-02-19 | 2005-02-26 | 8 | 89d | - | - |
|
Scheduled
|
2004-09-11 | 2004-11-22 | 73 | 515d | 2004-09-10 | +1d |
|
Unscheduled
|
2003-04-15 | 2003-04-15 | 1 | 131d | - | - |
|
Scheduled
|
2002-11-16 | 2002-12-05 | 20 | 432d | 2002-11-16 | 0d |
|
Unscheduled
|
2001-08-02 | 2001-09-10 | 40 | 158d | - | - |
|
Scheduled
|
2001-01-20 | 2001-02-25 | 37 | 38d | 2001-01-20 | 0d |
|
Unscheduled
|
2000-12-02 | 2000-12-13 | 12 | 556d | - | - |
|
Scheduled
|
1999-04-17 | 1999-05-26 | 40 | 96d | 1999-04-17 | 0d |
|
Unscheduled
|
1999-01-06 | 1999-01-11 | 6 | - | - | - |
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