How many power plants does Duke Energy Indiana operate?

EIA-860M lists 14 operating plants against “Duke Energy Indiana, LLC” for 2026-07, totalling 7 GW of nameplate capacity in 2 states.

Is Duke Energy Indiana 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.

Duke Energy Indiana power plants

Every generating plant EIA-860M files against Duke Energy Indiana for 2026-07: 14 plants, 7 GW of nameplate capacity, across 2 states and 5 energy sources.

EIA files this entity as “Duke Energy Indiana, LLC”.

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: 14
Nameplate capacity: 7 GW
States: 2; IN, OH
Energy sources: 5

Duke Energy Indiana plants by energy source

Battery3 plants · 17 MW
Coal2 plants · 4,524 MW
Hydro1 plants · 78 MW
Natural gas6 plants · 2,483 MW
Solar2 plants · 19 MW

Full list of Duke Energy Indiana power plants

Power plants operated by Duke Energy Indiana, LLC

GibsonConventional Steam Coal	Duke Energy Indiana, LLC	Gibson	3,339.5	5	1975	Operating
Cayuga3 technologies	Duke Energy Indiana, LLC	Vermillion	1,184.9	7	1970	Operating
Edwardsport2 technologies	Duke Energy Indiana, LLC	Knox	812.7	3	2013	Operating
MadisonNatural Gas Fired Combustion Turbine	Duke Energy Indiana, LLC	Butler	692	8	2000	Operating
Wheatland Generating FacilityNatural Gas Fired Combustion Turbine	Duke Energy Indiana, LLC	Knox	500.4	4	2000	Operating
NoblesvilleNatural Gas Fired Combined Cycle	Duke Energy Indiana, LLC	Hamilton	283	5	1950	Operating
Henry CountyNatural Gas Fired Combustion Turbine	Duke Energy Indiana, LLC	Henry	181.5	3	2001	Operating
MarklandConventional Hydroelectric	Duke Energy Indiana, LLC	Switzerland	77.7	3	1967	Operating
Crane Solar FacilitySolar Photovoltaic	Duke Energy Indiana, LLC	Martin	17	1	2017	Operating
Purdue CHPNatural Gas Fired Combustion Turbine	Duke Energy Indiana, LLC	Tippecanoe	13.3	1	2022	Operating
Camp Atterbury Microgrid Hybrid2 technologies	Duke Energy Indiana, LLC	Johnson	7	2	2019	Operating
Nabb Battery Energy Storage SystemBatteries	Duke Energy Indiana, LLC	Clark	5	1	2020	Operating
Crane Battery Energy Storage SystemBatteries	Duke Energy Indiana, LLC	Martin	5	1	2020	Operating
Tippecanoe Solar Power PlantSolar Photovoltaic	Duke Energy Indiana, LLC	Tippecanoe	1.6	1	2019	Operating

Duke Energy Indiana: FAQ

How many power plants does Duke Energy Indiana operate?: EIA-860M lists 14 operating plants against “Duke Energy Indiana, LLC” for 2026-07, totalling 7 GW of nameplate capacity in 2 states.
Is Duke Energy Indiana 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.