Nuclear Hustle
Outage schedule/All Plants/Oconee

Nuclear Power Plant

Oconee

Seneca, South CarolinaDuke Energy3 reactors

Unit 1 reduced

96% average output

NRC 10/30/2026

Reactor Units

Unit 1

Oconee 1

87%

Unit 2

Oconee 2

100%

Unit 3

Oconee 3

100%

Outages

Unit 1

Reduced

Last refueling

Oct 22, 2024 to Nov 13, 2024, 22 days

Next window

Due now

24 month cycle · ~27 days · Forecast

Last outages for Unit 1
TypeStartedEndedDays
RefuelingOct 22, 2024Nov 13, 202422
RefuelingOct 29, 2022Nov 25, 202227
RefuelingOct 17, 2020Nov 18, 202032
UnplannedDec 1, 2018Dec 9, 20188
RefuelingOct 20, 2018Nov 15, 201826

Unit 2

Full power

Last refueling

Oct 28, 2025 to Nov 26, 2025, 29 days

Next window

Oct 10, 2027 to Nov 21, 2027

24 month cycle · ~25 days · Forecast

Last outages for Unit 2
TypeStartedEndedDays
RefuelingOct 28, 2025Nov 26, 202529
RefuelingOct 28, 2023Nov 22, 202325
OfflineFeb 5, 2022Feb 27, 202222
UnplannedDec 10, 2021Dec 13, 20213
RefuelingNov 13, 2021Dec 8, 202125

Unit 3

Full power

Last refueling

May 6, 2026 to May 29, 2026, 23 days

Next window

Apr 14, 2028 to May 26, 2028

24 month cycle · ~23 days · Forecast

Last outages for Unit 3
TypeStartedEndedDays
RefuelingMay 6, 2026May 29, 202623
OfflineJun 3, 2024Jun 19, 202416
RefuelingMay 4, 2024May 26, 202422
MaintenanceJun 26, 2023Jun 27, 20231
RefuelingMay 7, 2022May 30, 202223

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