?
Days of continuous operation since the last outage ended. Clean run (no forced outages since last refueling).
139
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2023-11-15 to 2025-10-27).
712
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).
92.9%
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
|
2025-10-27 | 2025-11-17 | 22 | 712d | 2025-10-27 | 0d |
|
Scheduled
|
2023-10-30 | 2023-11-15 | 17 | 186d | 2023-10-30 | 0d |
|
Unscheduled
|
2023-04-26 | 2023-04-27 | 2 | 287d | - | - |
|
Scram
# 55988
|
2022-07-13 | 2022-07-13 | 1 | 234d | - | - |
|
Scheduled
|
2021-11-08 | 2021-11-21 | 14 | 176d | 2021-11-01 | +7d |
|
Unscheduled
|
2021-05-12 | 2021-05-16 | 5 | 495d | - | - |
|
Unscheduled
|
2019-12-28 | 2020-01-03 | 7 | 44d | - | - |
|
Scheduled
|
2019-10-28 | 2019-11-14 | 18 | 170d | 2019-10-30 | -2d |
|
Scram
# 54054
|
2019-05-10 | 2019-05-11 | 2 | 540d | - | - |
|
Scheduled
|
2017-10-30 | 2017-11-16 | 18 | 711d | 2017-10-30 | 0d |
|
Scheduled
|
2015-11-02 | 2015-11-19 | 18 | 264d | 2015-11-02 | 0d |
|
Scram
# 50792
|
2015-02-07 | 2015-02-11 | 5 | 23d | - | - |
|
Scram
# 50733
|
2015-01-14 | 2015-01-15 | 2 | 255d | - | - |
|
Scram
# 50085
|
2014-05-04 | 2014-05-04 | 1 | 9d | - | - |
|
Scram
# 50030
|
2014-04-13 | 2014-04-25 | 13 | 136d | - | - |
|
Scheduled
|
2013-11-11 | 2013-11-28 | 18 | 433d | 2013-11-11 | 0d |
|
Unscheduled
|
2012-08-31 | 2012-09-04 | 5 | 296d | - | - |
|
Scheduled
|
2011-10-17 | 2011-11-09 | 24 | 685d | 2011-10-17 | 0d |
|
Scheduled
|
2009-11-02 | 2009-12-01 | 30 | 399d | 2009-11-02 | 0d |
|
Unscheduled
|
2008-09-25 | 2008-09-29 | 5 | 312d | - | - |
|
Scheduled
|
2007-10-29 | 2007-11-18 | 21 | 175d | 2007-10-27 | +2d |
|
Unscheduled
|
2007-05-05 | 2007-05-07 | 3 | 161d | - | - |
|
Unscheduled
|
2006-11-17 | 2006-11-25 | 9 | 135d | - | - |
|
Unscheduled
|
2006-07-04 | 2006-07-05 | 2 | 227d | - | - |
|
Scheduled
|
2005-10-31 | 2005-11-19 | 20 | 48d | 2005-10-30 | +1d |
|
Unscheduled
|
2005-08-31 | 2005-09-13 | 14 | 157d | - | - |
|
Unscheduled
|
2005-03-25 | 2005-03-27 | 3 | 104d | - | - |
|
Unscheduled
|
2004-11-03 | 2004-12-11 | 39 | 41d | - | - |
|
Unscheduled
|
2004-09-19 | 2004-09-23 | 5 | 31d | - | - |
|
Unscheduled
|
2004-08-15 | 2004-08-19 | 5 | 98d | - | - |
|
Unscheduled
|
2004-04-29 | 2004-05-09 | 11 | 2d | - | - |
|
Unscheduled
|
2004-04-25 | 2004-04-27 | 3 | 135d | - | - |
|
Unscheduled
|
2003-12-12 | 2003-12-12 | 1 | 33d | - | - |
|
Scheduled
|
2003-10-15 | 2003-11-09 | 26 | 14d | 2003-10-15 | 0d |
|
Unscheduled
|
2003-10-01 | 2003-10-01 | 1 | 692d | - | - |
|
Scheduled
|
2001-10-21 | 2001-11-08 | 19 | 43d | 2001-10-21 | 0d |
|
Unscheduled
|
2001-09-02 | 2001-09-08 | 7 | 149d | - | - |
|
Unscheduled
|
2001-04-04 | 2001-04-06 | 3 | 124d | - | - |
|
Unscheduled
|
2000-12-01 | 2000-12-01 | 1 | 402d | - | - |
|
Scheduled
|
1999-10-02 | 1999-10-26 | 25 | - | 1999-10-02 | 0d |
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