?
Days of continuous operation since the last outage ended. Clean run (no forced outages since last refueling).
136
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2007-10-24 to 2009-04-20).
544
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.
8
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
90.7%
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
|
2025-10-12 | 2025-11-20 | 40 | 509d | 2025-10-08 | +4d |
|
Scheduled
|
2024-04-13 | 2024-05-21 | 39 | 512d | 2024-04-13 | 0d |
|
Scheduled
|
2022-10-09 | 2022-11-18 | 41 | 101d | 2022-10-09 | 0d |
|
Unscheduled
|
2022-06-24 | 2022-06-30 | 7 | 3d | - | - |
|
Scram
# 55943
|
2022-06-16 | 2022-06-21 | 6 | 402d | - | - |
|
Scheduled
|
2021-04-11 | 2021-05-10 | 30 | 523d | 2021-04-04 | +7d |
|
Scheduled
|
2019-10-13 | 2019-11-05 | 24 | 522d | 2019-10-13 | 0d |
|
Scheduled
|
2018-04-15 | 2018-05-09 | 25 | 155d | 2018-04-14 | +1d |
|
Scram
# 53056
|
2017-11-08 | 2017-11-11 | 4 | 380d | - | - |
|
Unscheduled
|
2016-10-23 | 2016-10-24 | 2 | 2d | - | - |
|
Scheduled
|
2016-09-24 | 2016-10-21 | 28 | 468d | 2016-09-30 | -6d |
|
Unscheduled
|
2015-06-13 | 2015-06-14 | 2 | 21d | - | - |
|
Scheduled
|
2015-04-25 | 2015-05-23 | 29 | 9d | 2015-04-06 | +19d |
|
Scram
# 50985
|
2015-04-16 | 2015-04-16 | 1 | 443d | - | - |
|
Scram
# 49697
|
2014-01-07 | 2014-01-28 | 22 | 60d | - | - |
|
Scram
# 49505
|
2013-11-06 | 2013-11-08 | 3 | 3d | - | - |
|
Scheduled
|
2013-09-30 | 2013-11-03 | 35 | 508d | 2013-09-30 | 0d |
|
Scheduled
|
2012-04-09 | 2012-05-10 | 32 | 360d | 2012-04-07 | +2d |
|
Unscheduled
|
2011-04-14 | 2011-04-15 | 2 | 162d | - | - |
|
Scheduled
|
2010-10-02 | 2010-11-03 | 33 | 499d | 2010-10-04 | -2d |
|
Scheduled
|
2009-04-20 | 2009-05-21 | 32 | 544d | 2009-04-20 | 0d |
|
Scheduled
|
2007-09-24 | 2007-10-24 | 31 | 380d | 2007-09-24 | 0d |
|
Unscheduled
|
2006-09-08 | 2006-09-09 | 2 | 10d | - | - |
|
Unscheduled
|
2006-08-26 | 2006-08-29 | 4 | 91d | - | - |
|
Unscheduled
|
2006-05-27 | 2006-05-27 | 1 | 38d | - | - |
|
Scheduled
|
2006-02-13 | 2006-04-19 | 66 | 456d | 2006-02-12 | +1d |
|
Scheduled
|
2004-10-18 | 2004-11-14 | 28 | 339d | 2004-10-17 | +1d |
|
Unscheduled
|
2003-11-14 | 2003-11-14 | 1 | 199d | - | - |
|
Scheduled
|
2003-03-08 | 2003-04-29 | 53 | 10d | 2003-03-08 | 0d |
|
Unscheduled
|
2003-02-25 | 2003-02-26 | 2 | 95d | - | - |
|
Unscheduled
|
2002-11-12 | 2002-11-22 | 11 | 338d | - | - |
|
Unscheduled
|
2001-12-08 | 2001-12-09 | 2 | 29d | - | - |
|
Unscheduled
|
2001-11-07 | 2001-11-09 | 3 | 30d | - | - |
|
Scheduled
|
2001-09-01 | 2001-10-08 | 38 | 69d | 2001-09-01 | 0d |
|
Unscheduled
|
2001-06-23 | 2001-06-24 | 2 | 56d | - | - |
|
Unscheduled
|
2001-04-20 | 2001-04-28 | 9 | 288d | - | - |
|
Unscheduled
|
2000-07-06 | 2000-07-06 | 1 | 79d | - | - |
|
Unscheduled
|
2000-04-18 | 2000-04-18 | 1 | 11d | - | - |
|
Scheduled
|
2000-02-16 | 2000-04-07 | 52 | 159d | 2000-02-16 | 0d |
|
Unscheduled
|
1999-09-10 | 1999-09-10 | 1 | 2d | - | - |
|
Unscheduled
|
1999-09-07 | 1999-09-08 | 2 | 124d | - | - |
|
Unscheduled
|
1999-05-02 | 1999-05-06 | 5 | 2d | - | - |
|
Unscheduled
|
1999-04-13 | 1999-04-30 | 18 | 47d | - | - |
|
Unscheduled
|
1999-02-15 | 1999-02-25 | 11 | 21d | - | - |
|
Unscheduled
|
1999-01-24 | 1999-01-25 | 2 | - | - | - |
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