Cleanview

Nuclear power plants in South Carolina

South Carolina has 4 operating nuclear power plants with 6.9 GW of capacity.

  • Operating4
ColumbiaCharlestonGreenvilleMyrtle Beach

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

The largest nuclear power plants in South Carolina

Operating, by capacity

#Nuclear power plantYear onlineCapacity
1Oconee19742,667 MW
2Catawba19862,410 MW
3V C Summer19841,030 MW
4H B Robinson1971769 MW

Nuclear power plants that came online most recently in South Carolina

Newest first

#Nuclear power plantYear onlineCapacity
1Catawba19862,410 MW
2V C Summer19841,030 MW
3Oconee19742,667 MW
4H B Robinson1971769 MW
The developer behind each project is on paid plans. See plans

How Cleanview tracks nuclear power plants

Operating nuclear power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about nuclear power plants in South Carolina

How many nuclear power plants are in South Carolina?
South Carolina has 4 operating utility-scale nuclear power plants with 6.9 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest nuclear power plant in South Carolina?
Oconee in Oconee County, South Carolina is the largest, at 2,667 MW. It came online in 1974.
How many nuclear power plants were built in South Carolina in 2025?
0 nuclear power plants came online in South Carolina in 2025, with 0 MW of capacity.
Who is developing nuclear power plants in South Carolina?
Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

More energy trackers for South Carolina

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