Where is Lone Star Solar?

In Calhoun County, South Carolina (SC). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Lone Star Solar?

132 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.

Who owns Lone Star Solar?

EIA-860M names Lone Star Solar as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Lone Star Solar LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Lone Star Solar here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Lone Star Solar LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Lone Star Solar still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Lone Star Solar

Lone Star Solar is a 132 MW battery storage project in Calhoun County, South Carolina, operated by Lone Star Solar. EIA-860M lists 2 generating units here. Its units entered service in 2024.

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

Nameplate capacity: 132 MW; 132 MW net summer
Generating units: 2
In service: 2024
EIA plant ID: 62235

Where it is

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County: Calhoun County, South Carolina
Coordinates: 33.6488, -80.6391
Balancing authority: SCEG
Sector: IPP Non-CHP

Units, technology and status

Operator of record: Lone Star Solar
Primary energy source: Battery
Technologies: Batteries, Solar Photovoltaic
Status: Operating

This site runs on more than one energy source. EIA-860M capacity splits: Battery 66 MW, Solar 66 MW. It is filed here under Battery, the source with the most capacity.

Every plant Lone Star Solar reports to EIA →

Lone Star Solar: FAQ

Where is Lone Star Solar?: In Calhoun County, South Carolina (SC). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Lone Star Solar?: 132 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
Who owns Lone Star Solar?: EIA-860M names Lone Star Solar as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Lone Star Solar LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Lone Star Solar here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Lone Star Solar LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Lone Star Solar still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.