?
Days of continuous operation since the last outage ended. Has forced outage(s) since last refueling.
280
Current Run
days
?
Longest recorded period of continuous operation between outages (2004-04-15 to 2005-10-15).
548
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.
5
B2B Runs
?
Lifetime capacity factor: average power level across all recorded days (100% = always at full power).
90.6%
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
# 57789
|
2025-06-28 | 2025-06-29 | 2 | 6d | - | - |
|
Scram
# 57769
|
2025-06-20 | 2025-06-22 | 3 | 11d | - | - |
|
Scheduled
|
2025-03-17 | 2025-06-09 | 85 | 394d | 2025-04-05 | -19d |
|
Scram
# 56971
|
2024-02-16 | 2024-02-17 | 2 | 93d | - | - |
|
Scram
# 56852
|
2023-11-15 | 2023-11-15 | 1 | 2d | - | - |
|
Scheduled
|
2023-10-09 | 2023-11-13 | 36 | 112d | 2023-10-08 | +1d |
|
Unscheduled
|
2023-06-14 | 2023-06-19 | 6 | 408d | - | - |
|
Scheduled
|
2022-04-11 | 2022-05-02 | 22 | 514d | 2022-04-10 | +1d |
|
Scheduled
|
2020-10-12 | 2020-11-13 | 33 | 386d | 2020-10-11 | +1d |
|
Scram
# 54287
|
2019-09-22 | 2019-09-22 | 1 | 143d | - | - |
|
Scheduled
|
2019-04-08 | 2019-05-02 | 25 | 512d | 2019-04-07 | +1d |
|
Scheduled
|
2017-10-16 | 2017-11-12 | 28 | 487d | 2017-10-23 | -7d |
|
Unscheduled
|
2016-06-16 | 2016-06-16 | 1 | 38d | - | - |
|
Scheduled
|
2016-04-11 | 2016-05-09 | 29 | 151d | 2016-04-10 | +1d |
|
Unscheduled
|
2015-11-08 | 2015-11-12 | 5 | 327d | - | - |
|
Unscheduled
|
2014-12-14 | 2014-12-16 | 3 | 27d | - | - |
|
Scheduled
|
2014-10-15 | 2014-11-17 | 34 | 274d | 2014-10-19 | -4d |
|
Unscheduled
|
2014-01-12 | 2014-01-14 | 3 | 250d | - | - |
|
Scheduled
|
2013-04-15 | 2013-05-07 | 23 | 524d | 2013-04-14 | +1d |
|
Scheduled
|
2011-10-10 | 2011-11-08 | 30 | 235d | 2011-10-09 | +1d |
|
Unscheduled
|
2011-02-13 | 2011-02-17 | 5 | 266d | - | - |
|
Unscheduled
|
2010-05-23 | 2010-05-23 | 1 | 7d | - | - |
|
Scheduled
|
2010-04-05 | 2010-05-16 | 42 | 148d | 2010-04-03 | +2d |
|
Unscheduled
|
2009-11-06 | 2009-11-08 | 3 | 222d | - | - |
|
Unscheduled
|
2009-03-23 | 2009-03-29 | 7 | 122d | - | - |
|
Scheduled
|
2008-10-20 | 2008-11-21 | 33 | 381d | 2008-10-19 | +1d |
|
Unscheduled
|
2007-10-04 | 2007-10-05 | 2 | 138d | - | - |
|
Scheduled
|
2007-04-09 | 2007-05-19 | 41 | 494d | 2007-04-09 | 0d |
|
Scheduled
|
2005-10-15 | 2005-12-01 | 48 | 548d | 2005-10-15 | 0d |
|
Scheduled
|
2004-03-13 | 2004-04-15 | 34 | 123d | 2004-03-12 | +1d |
|
Unscheduled
|
2003-11-11 | 2003-11-11 | 1 | 381d | - | - |
|
Scheduled
|
2002-09-14 | 2002-10-26 | 43 | 447d | 2002-09-14 | 0d |
|
Unscheduled
|
2001-06-24 | 2001-06-24 | 1 | 48d | - | - |
|
Scheduled
|
2001-02-24 | 2001-05-07 | 73 | 99d | 2001-02-24 | 0d |
|
Unscheduled
|
2000-11-16 | 2000-11-17 | 2 | 339d | - | - |
|
Scheduled
|
1999-10-16 | 1999-12-13 | 59 | 123d | 1999-10-16 | 0d |
|
Unscheduled
|
1999-06-13 | 1999-06-15 | 3 | - | - | - |
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