?
Days of continuous operation since the last outage ended. Clean run (no forced outages since last refueling).
361
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2016-04-04 to 2017-10-07).
551
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.
6
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
91.2%
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
|
2025-03-22 | 2025-04-09 | 19 | 508d | 2025-03-08 | +14d |
|
Scheduled
|
2023-10-07 | 2023-10-31 | 25 | 534d | 2023-10-06 | +1d |
|
Scheduled
|
2022-03-26 | 2022-04-21 | 27 | 237d | 2022-03-26 | 0d |
|
Scram
# 55390
|
2021-08-01 | 2021-08-01 | 1 | 278d | - | - |
|
Scheduled
|
2020-10-03 | 2020-10-27 | 25 | 534d | 2020-10-02 | +1d |
|
Scheduled
|
2019-03-23 | 2019-04-18 | 27 | 107d | 2019-03-22 | +1d |
|
Scram
# 53779
|
2018-12-06 | 2018-12-06 | 1 | 401d | - | - |
|
Scheduled
|
2017-10-07 | 2017-10-31 | 25 | 551d | 2017-10-07 | 0d |
|
Scheduled
|
2016-03-12 | 2016-04-04 | 24 | 101d | 2016-03-12 | 0d |
|
Scram
# 51570
|
2015-11-29 | 2015-12-02 | 4 | 361d | - | - |
|
Scram
# 50649
|
2014-12-03 | 2014-12-03 | 1 | 34d | - | - |
|
Scheduled
|
2014-10-04 | 2014-10-30 | 27 | 156d | 2014-10-06 | -2d |
|
Unscheduled
|
2014-04-29 | 2014-05-01 | 3 | 378d | - | - |
|
Scheduled
|
2013-03-18 | 2013-04-16 | 30 | 214d | 2013-03-16 | +2d |
|
Scram
# 48189
|
2012-08-15 | 2012-08-16 | 2 | 247d | - | - |
|
Scheduled
|
2011-10-03 | 2011-12-12 | 71 | 432d | 2011-10-03 | 0d |
|
Unscheduled
|
2010-07-27 | 2010-07-28 | 2 | 114d | - | - |
|
Scheduled
|
2010-03-01 | 2010-04-04 | 35 | 474d | 2010-03-01 | 0d |
|
Scheduled
|
2008-10-05 | 2008-11-12 | 39 | 245d | 2008-10-05 | 0d |
|
Unscheduled
|
2008-01-17 | 2008-02-03 | 18 | 208d | - | - |
|
Unscheduled
|
2007-06-16 | 2007-06-23 | 8 | 7d | - | - |
|
Unscheduled
|
2007-06-06 | 2007-06-09 | 4 | 32d | - | - |
|
Scheduled
|
2007-04-01 | 2007-05-05 | 35 | 472d | 2007-03-31 | +1d |
|
Unscheduled
|
2005-12-14 | 2005-12-15 | 2 | 21d | - | - |
|
Scheduled
|
2005-09-24 | 2005-11-23 | 61 | 474d | 2005-09-23 | +1d |
|
Scheduled
|
2004-04-03 | 2004-06-07 | 66 | 254d | 2004-04-02 | +1d |
|
Unscheduled
|
2003-07-16 | 2003-07-24 | 9 | 273d | - | - |
|
Scheduled
|
2002-09-14 | 2002-10-16 | 33 | 363d | 2002-09-14 | 0d |
|
Unscheduled
|
2001-09-07 | 2001-09-16 | 10 | 118d | - | - |
|
Scheduled
|
2001-04-07 | 2001-05-12 | 36 | 399d | 2001-04-07 | 0d |
|
Unscheduled
|
2000-02-21 | 2000-03-04 | 13 | 30d | - | - |
|
Unscheduled
|
2000-01-21 | 2000-01-22 | 2 | 44d | - | - |
|
Scheduled
|
1999-10-16 | 1999-12-08 | 54 | 149d | 1999-10-16 | 0d |
|
Unscheduled
|
1999-05-15 | 1999-05-20 | 6 | 18d | - | - |
|
Unscheduled
|
1999-04-23 | 1999-04-27 | 5 | 89d | - | - |
|
Unscheduled
|
1999-01-23 | 1999-01-24 | 2 | - | - | - |
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