?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
3
Current Run
days
?
Longest recorded period of continuous operation between outages (2019-05-13 to 2021-04-18).
706
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.
2
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
87.8%
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 |
|---|---|---|---|---|---|---|
| 2026-02-21 | 2026-04-02 | 41 | 188d | - | - | |
|
Unscheduled
|
2025-08-14 | 2025-08-17 | 4 | 13d | - | - |
|
Scram
# 57832
|
2025-07-29 | 2025-08-01 | 4 | 56d | - | - |
|
Unscheduled
|
2025-06-02 | 2025-06-03 | 2 | 9d | - | - |
|
Scheduled
|
2025-04-19 | 2025-05-24 | 36 | 28d | 2025-04-12 | +7d |
|
Scram
# 57618
|
2025-03-20 | 2025-03-22 | 3 | 354d | - | - |
|
Unscheduled
|
2024-03-27 | 2024-03-31 | 5 | 25d | - | - |
|
Scram
# 56995
|
2024-02-29 | 2024-03-02 | 3 | 146d | - | - |
|
Scram
# 56759
|
2023-09-28 | 2023-10-06 | 9 | 138d | - | - |
|
Scheduled
|
2023-04-15 | 2023-05-13 | 29 | 16d | 2023-04-15 | 0d |
|
Unscheduled
|
2023-03-26 | 2023-03-30 | 5 | 423d | - | - |
|
Unscheduled
|
2022-01-25 | 2022-01-27 | 3 | 251d | - | - |
|
Scheduled
|
2021-04-18 | 2021-05-19 | 32 | 706d | 2021-04-17 | +1d |
|
Scheduled
|
2019-04-14 | 2019-05-13 | 30 | 700d | 2019-04-13 | +1d |
|
Scheduled
|
2017-04-15 | 2017-05-14 | 30 | 503d | 2017-04-15 | 0d |
|
Scram
# 51560
|
2015-11-24 | 2015-11-29 | 6 | 180d | - | - |
|
Scheduled
|
2015-04-13 | 2015-05-28 | 46 | 432d | 2015-04-11 | +2d |
|
Unscheduled
|
2014-01-19 | 2014-02-05 | 18 | 185d | - | - |
|
Scheduled
|
2013-03-02 | 2013-07-18 | 139 | 156d | 2013-03-02 | 0d |
|
Scram
# 48341
|
2012-09-26 | 2012-09-27 | 2 | 40d | - | - |
|
Unscheduled
|
2012-08-15 | 2012-08-17 | 3 | 251d | - | - |
|
Unscheduled
|
2011-11-29 | 2011-12-08 | 10 | 2d | - | - |
|
Scram
# 47460
|
2011-11-20 | 2011-11-27 | 8 | 24d | - | - |
|
Scram
# 47364
|
2011-10-22 | 2011-10-27 | 6 | 117d | - | - |
|
Unscheduled
|
2011-06-25 | 2011-06-27 | 3 | 34d | - | - |
|
Scheduled
|
2011-03-05 | 2011-05-22 | 79 | 102d | 2011-03-05 | 0d |
|
Unscheduled
|
2010-11-18 | 2010-11-23 | 6 | 561d | - | - |
|
Scheduled
|
2009-03-15 | 2009-05-06 | 53 | 170d | 2009-03-16 | -1d |
|
Unscheduled
|
2008-09-12 | 2008-09-26 | 15 | 505d | - | - |
|
Scheduled
|
2007-03-14 | 2007-04-26 | 44 | 50d | 2007-03-13 | +1d |
|
Unscheduled
|
2007-01-11 | 2007-01-23 | 13 | 641d | - | - |
|
Scheduled
|
2005-03-06 | 2005-04-10 | 36 | 258d | 2005-03-05 | +1d |
|
Unscheduled
|
2004-06-19 | 2004-06-21 | 3 | 369d | - | - |
|
Unscheduled
|
2003-06-15 | 2003-06-16 | 2 | 21d | - | - |
|
Scheduled
|
2003-04-27 | 2003-05-25 | 29 | 457d | 2003-04-27 | 0d |
|
Unscheduled
|
2002-01-22 | 2002-01-25 | 4 | 40d | - | - |
|
Scheduled
|
2001-11-04 | 2001-12-13 | 40 | 10d | 2001-11-04 | 0d |
|
Unscheduled
|
2001-10-24 | 2001-10-25 | 2 | 204d | - | - |
|
Unscheduled
|
2001-02-26 | 2001-04-03 | 37 | 178d | - | - |
|
Unscheduled
|
2000-08-28 | 2000-09-01 | 5 | 183d | - | - |
|
Scheduled
|
2000-01-06 | 2000-02-27 | 53 | 224d | 2000-01-06 | 0d |
|
Unscheduled
|
1999-05-09 | 1999-05-27 | 19 | 10d | - | - |
|
Unscheduled
|
1999-04-22 | 1999-04-29 | 8 | - | - | - |
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