?
Days of continuous operation since the last outage ended (Started 2025-04-01). Clean run (no forced outages since last refueling).
369
Current Run
days ✔
?
Longest recorded period of continuous operation between outages (2010-04-06 to 2011-09-19).
531
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).
92.3%
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
|
2025-03-06 | 2025-04-01 | 27 | 257d | 2025-03-06 | 0d |
|
Unscheduled
|
2024-06-21 | 2024-06-22 | 2 | 265d | - | - |
|
Scheduled
|
2023-09-10 | 2023-09-30 | 21 | 523d | 2023-09-11 | -1d |
|
Scheduled
|
2022-03-06 | 2022-04-05 | 31 | 474d | 2022-03-06 | 0d |
|
Scram
# 54995
|
2020-11-13 | 2020-11-17 | 5 | 63d | - | - |
|
Scheduled
|
2020-08-17 | 2020-09-11 | 26 | 54d | 2020-09-20 | -34d |
|
Unscheduled
|
2020-06-22 | 2020-06-24 | 3 | 336d | - | - |
|
Scram
# 54175
|
2019-07-20 | 2019-07-22 | 3 | 110d | - | - |
|
Scram
# 53967
|
2019-03-31 | 2019-04-01 | 2 | 3d | - | - |
|
Scheduled
|
2019-03-11 | 2019-03-28 | 18 | 524d | 2019-03-10 | +1d |
|
Scheduled
|
2017-09-18 | 2017-10-03 | 16 | 481d | 2017-09-17 | +1d |
|
Scram
# 51956
|
2016-05-25 | 2016-05-25 | 1 | 59d | - | - |
|
Scheduled
|
2016-03-07 | 2016-03-27 | 21 | 357d | 2016-03-06 | +1d |
|
Scram
# 50893
|
2015-03-14 | 2015-03-16 | 3 | 152d | - | - |
|
Scheduled
|
2014-09-15 | 2014-10-13 | 29 | 159d | 2014-09-14 | +1d |
|
Scram
# 50006
|
2014-04-08 | 2014-04-09 | 2 | 167d | - | - |
|
Scram
# 49461
|
2013-10-23 | 2013-10-23 | 1 | 3d | - | - |
|
Scram
# 49461
|
2013-10-20 | 2013-10-20 | 1 | 135d | - | - |
|
Unscheduled
|
2013-06-02 | 2013-06-07 | 6 | 61d | - | - |
|
Scheduled
|
2013-03-11 | 2013-04-02 | 23 | 11d | 2013-03-10 | +1d |
|
Scram
# 48788
|
2013-02-27 | 2013-02-28 | 2 | 505d | - | - |
|
Scheduled
|
2011-09-19 | 2011-10-11 | 23 | 531d | 2011-09-18 | +1d |
|
Scheduled
|
2010-03-08 | 2010-04-06 | 30 | 74d | 2010-03-07 | +1d |
|
Unscheduled
|
2009-12-24 | 2009-12-24 | 1 | 398d | - | - |
|
Unscheduled
|
2008-11-17 | 2008-11-21 | 5 | 29d | - | - |
|
Scheduled
|
2008-09-15 | 2008-10-19 | 35 | 503d | 2008-09-14 | +1d |
|
Unscheduled
|
2007-04-24 | 2007-05-01 | 8 | 3d | - | - |
|
Scheduled
|
2007-03-04 | 2007-04-21 | 49 | 184d | 2007-03-03 | +1d |
|
Unscheduled
|
2006-08-28 | 2006-09-01 | 5 | 149d | - | - |
|
Unscheduled
|
2006-03-21 | 2006-04-01 | 12 | 35d | - | - |
|
Unscheduled
|
2006-02-04 | 2006-02-14 | 11 | 48d | - | - |
|
Unscheduled
|
2005-12-10 | 2005-12-18 | 9 | 57d | - | - |
|
Scheduled
|
2005-09-18 | 2005-10-14 | 27 | 102d | 2005-09-17 | +1d |
|
Unscheduled
|
2005-05-24 | 2005-06-08 | 16 | 184d | - | - |
|
Unscheduled
|
2004-11-21 | 2004-11-21 | 1 | 106d | - | - |
|
Unscheduled
|
2004-08-07 | 2004-08-07 | 1 | 83d | - | - |
|
Scheduled
|
2004-04-18 | 2004-05-16 | 29 | 228d | 2004-04-18 | 0d |
|
Unscheduled
|
2003-08-31 | 2003-09-03 | 4 | 16d | - | - |
|
Unscheduled
|
2003-08-09 | 2003-08-15 | 7 | 139d | - | - |
|
Unscheduled
|
2003-03-23 | 2003-03-23 | 1 | 102d | - | - |
|
Scheduled
|
2002-11-25 | 2002-12-11 | 17 | 10d | 2002-11-25 | 0d |
|
Unscheduled
|
2002-10-06 | 2002-11-15 | 41 | 520d | - | - |
|
Scheduled
|
2001-04-08 | 2001-05-04 | 27 | 465d | 2001-04-08 | 0d |
|
Unscheduled
|
1999-12-28 | 1999-12-30 | 3 | 55d | - | - |
|
Scheduled
|
1999-10-04 | 1999-11-03 | 31 | 216d | 1999-10-04 | 0d |
|
Unscheduled
|
1999-03-02 | 1999-03-02 | 1 | - | - | - |
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