?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
191
Current Run
days
?
Longest recorded period of continuous operation between outages (2017-11-06 to 2019-04-22).
532
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.
7
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
92.6%
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 |
|---|---|---|---|---|---|---|
|
Scram
# 57950
|
2025-09-25 | 2025-09-26 | 2 | 134d | - | - |
|
Scheduled
|
2025-04-21 | 2025-05-14 | 24 | 340d | 2025-04-17 | +4d |
|
Unscheduled
|
2024-05-11 | 2024-05-16 | 6 | 180d | - | - |
|
Scheduled
|
2023-10-16 | 2023-11-13 | 29 | 121d | 2023-10-15 | +1d |
|
Scram
# 56580
|
2023-06-17 | 2023-06-17 | 1 | 278d | - | - |
|
Scram
# 56091
|
2022-09-06 | 2022-09-12 | 7 | 115d | - | - |
|
Scheduled
|
2022-04-11 | 2022-05-14 | 34 | 519d | 2022-04-20 | -9d |
|
Unscheduled
|
2020-11-07 | 2020-11-08 | 2 | 2d | - | - |
|
Scheduled
|
2020-10-11 | 2020-11-05 | 26 | 504d | 2020-10-20 | -9d |
|
Scheduled
|
2019-04-22 | 2019-05-26 | 35 | 532d | 2019-04-21 | +1d |
|
Scheduled
|
2017-10-09 | 2017-11-06 | 29 | 496d | 2017-10-31 | -22d |
|
Scheduled
|
2016-05-02 | 2016-05-31 | 30 | 523d | 2016-05-02 | 0d |
|
Scheduled
|
2014-10-05 | 2014-11-26 | 53 | 258d | 2014-10-04 | +1d |
|
Scram
# 49743
|
2014-01-19 | 2014-01-20 | 2 | 176d | - | - |
|
Unscheduled
|
2013-07-27 | 2013-07-27 | 1 | 97d | - | - |
|
Scheduled
|
2013-03-31 | 2013-04-21 | 22 | 140d | 2013-03-30 | +1d |
|
Scram
# 48475
|
2012-11-02 | 2012-11-11 | 10 | 378d | - | - |
|
Scheduled
|
2011-10-02 | 2011-10-21 | 20 | 76d | 2011-10-01 | +1d |
|
Unscheduled
|
2011-07-12 | 2011-07-18 | 7 | 179d | - | - |
|
Unscheduled
|
2011-01-14 | 2011-01-14 | 1 | 263d | - | - |
|
Scheduled
|
2010-04-04 | 2010-04-26 | 23 | 73d | 2010-04-03 | +1d |
|
Unscheduled
|
2010-01-19 | 2010-01-21 | 3 | 9d | - | - |
|
Unscheduled
|
2010-01-10 | 2010-01-10 | 1 | 451d | - | - |
|
Scheduled
|
2008-09-28 | 2008-10-16 | 19 | 238d | 2008-09-27 | +1d |
|
Unscheduled
|
2008-02-02 | 2008-02-03 | 2 | 288d | - | - |
|
Scheduled
|
2007-02-25 | 2007-04-20 | 55 | 475d | 2007-02-24 | +1d |
|
Scheduled
|
2005-10-09 | 2005-11-07 | 30 | 524d | 2005-10-08 | +1d |
|
Scheduled
|
2004-03-28 | 2004-05-03 | 37 | 316d | 2004-03-27 | +1d |
|
Unscheduled
|
2003-05-15 | 2003-05-17 | 3 | 59d | - | - |
|
Unscheduled
|
2003-03-17 | 2003-03-17 | 1 | 94d | - | - |
|
Unscheduled
|
2002-12-04 | 2002-12-13 | 10 | 8d | - | - |
|
Unscheduled
|
2002-11-24 | 2002-11-26 | 3 | 7d | - | - |
|
Unscheduled
|
2002-11-12 | 2002-11-17 | 6 | 2d | - | - |
|
Scheduled
|
2002-09-28 | 2002-11-10 | 44 | 396d | 2002-09-28 | 0d |
|
Unscheduled
|
2001-08-19 | 2001-08-28 | 10 | 119d | - | - |
|
Scheduled
|
2001-03-25 | 2001-04-22 | 29 | 513d | 2001-03-25 | 0d |
|
Scheduled
|
1999-09-25 | 1999-10-29 | 35 | - | 1999-09-25 | 0d |
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