How many power plants does Oglethorpe Power operate?

EIA-860M lists 11 operating plants against “Oglethorpe Power Corporation” for 2026-07, totalling 6 GW of nameplate capacity in 1 state.

Is Oglethorpe Power the owner of these plants?

EIA-860M names one reporting entity per generator. That entity operates the plant on the survey; ownership can sit with a parent, a partnership or a tax-equity structure that the form does not record.

Why are affiliates listed separately?

Because EIA files them separately. Rolling subsidiaries into a parent would need an ownership map EIA-860M does not publish, so this page does not invent one.

Oglethorpe Power plants

Every generating plant EIA-860M files against Oglethorpe Power for 2026-07: 11 plants, 6 GW of nameplate capacity, across 1 state and 2 energy sources.

EIA files this entity as “Oglethorpe Power Corporation”.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Plants: 11
Nameplate capacity: 6 GW
States: 1; GA
Energy sources: 2

Oglethorpe Power plants by energy source

Natural gas10 plants · 5,624 MW
Pumped storage1 plants · 848 MW

Full list of Oglethorpe Power plants

Power plants operated by Oglethorpe Power Corporation

Thomas A Smith Energy FacilityNatural Gas Fired Combined Cycle	Oglethorpe Power Corporation	Murray	1,192	6	2002	Operating
Rocky Mountain Hydroelectric PlantHydroelectric Pumped Storage	Oglethorpe Power Corporation	Floyd	847.8	3	1995	Operating
Talbot County EnergyNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Talbot	726	6	2002	Operating
Bobby C Smith Jr Energy FacilityNatural Gas Fired Combined Cycle	Oglethorpe Power Corporation	Effingham	596.6	3	2003	Operating
Sewell Creek EnergyNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Polk	570	4	2000	Operating
Chattahoochee Energy FacilityNatural Gas Fired Combined Cycle	Oglethorpe Power Corporation	Heard	539.7	3	2003	Operating
Hawk Road FacilityNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Heard	495	3	2001	Operating
Walton County Energy FacilityNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Walton	494.1	3	2001	Operating
Doyle Energy FacilityNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Walton	409	5	2000	Operating
Hartwell Energy FacilityNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Hart	360	2	1994	Operating
Smarr Energy CenterNatural Gas Fired Combustion Turbine	Oglethorpe Power Corporation	Monroe	242	2	1999	Operating

Oglethorpe Power: FAQ

How many power plants does Oglethorpe Power operate?: EIA-860M lists 11 operating plants against “Oglethorpe Power Corporation” for 2026-07, totalling 6 GW of nameplate capacity in 1 state.
Is Oglethorpe Power the owner of these plants?: EIA-860M names one reporting entity per generator. That entity operates the plant on the survey; ownership can sit with a parent, a partnership or a tax-equity structure that the form does not record.
Why are affiliates listed separately?: Because EIA files them separately. Rolling subsidiaries into a parent would need an ownership map EIA-860M does not publish, so this page does not invent one.