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Oyster Creek - Status & History

Comprehensive reactor performance metrics, cycle analysis, and historical outage data.

Decommissioned

Permanently shut down on 2018-09-17. Outage statistics below reflect only the operating period. The final shutdown is not counted as an outage.
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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

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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

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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

Scheduled
2018-09-18 Decommissioned 1 (D&D) 440d 2018-09-17 +1d
Scram # 52839
2017-07-04 2017-07-05 2 198d - -
Unscheduled
2016-12-14 2016-12-18 5 21d - -
Scram # 52381
2016-11-20 2016-11-23 4 40d - -
Scheduled
2016-09-19 2016-10-11 23 131d 2016-09-19 0d
Unscheduled
2016-04-25 2016-05-11 17 349d - -
Scram # 51055
2015-05-08 2015-05-12 5 43d - -
Scram # 50916
2015-03-23 2015-03-26 4 161d - -
Scheduled
2014-09-15 2014-10-13 29 63d 2014-09-15 0d
Scram # 50270
2014-07-11 2014-07-14 4 2d - -
Scram # 50270
2014-07-09 2014-07-09 1 204d - -
Scram # 49633
2013-12-14 2013-12-17 4 23d - -
Unscheduled
2013-11-18 2013-11-21 4 42d - -
Scram # 49414
2013-10-07 2013-10-07 1 3d - -
Scram # 49414
2013-10-04 2013-10-04 1 2d - -
Scram # 49404
2013-10-01 2013-10-02 2 306d - -
Scheduled
2012-10-22 2012-11-29 39 87d 2012-10-22 0d
Scram # 48125
2012-07-23 2012-07-27 5 330d - -
Unscheduled
2011-08-28 2011-08-28 1 114d - -
Unscheduled
2011-05-01 2011-05-06 6 128d - -
Unscheduled
2010-12-24 2010-12-24 1 2d - -
Unscheduled
2010-12-21 2010-12-22 2 21d - -
Scheduled
2010-11-01 2010-11-30 30 184d 2010-11-01 0d
Unscheduled
2010-04-29 2010-05-01 3 287d - -
Unscheduled
2009-07-12 2009-07-16 5 71d - -
Unscheduled
2009-04-26 2009-05-02 7 82d - -
Unscheduled
2009-02-02 2009-02-03 2 59d - -
Unscheduled
2008-11-29 2008-12-05 7 11d - -
Scheduled
2008-10-25 2008-11-18 25 180d 2008-10-24 +1d
Unscheduled
2008-04-26 2008-04-28 3 128d - -
Unscheduled
2007-12-20 2007-12-20 1 152d - -
Unscheduled
2007-07-18 2007-07-21 4 75d - -
Unscheduled
2007-04-29 2007-05-04 6 168d - -
Scheduled
2006-10-16 2006-11-12 28 158d 2006-10-15 +1d
Unscheduled
2006-05-06 2006-05-11 6 90d - -
Unscheduled
2006-01-29 2006-02-05 8 240d - -
Unscheduled
2005-06-02 2005-06-03 2 192d - -
Scheduled
2004-11-03 2004-11-22 20 43d 2004-11-02 +1d
Unscheduled
2004-09-15 2004-09-21 7 106d - -
Unscheduled
2004-05-27 2004-06-01 6 277d - -
Unscheduled
2003-08-22 2003-08-24 3 7d - -
Unscheduled
2003-08-15 2003-08-15 1 81d - -
Unscheduled
2003-05-21 2003-05-26 6 207d - -
Scheduled
2002-10-05 2002-10-26 22 321d 2002-10-05 0d
Unscheduled
2001-11-12 2001-11-18 7 179d - -
Unscheduled
2001-05-15 2001-05-17 3 179d - -
Scheduled
2000-10-14 2000-11-17 35 56d 2000-10-14 0d
Unscheduled
2000-08-16 2000-08-19 4 153d - -
Unscheduled
2000-03-06 2000-03-16 11 2d - -
Unscheduled
2000-03-02 2000-03-04 3 30d - -
Unscheduled
2000-01-22 2000-02-01 11 - - -
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