gridprims

Power plant · EIA plant code 62235

Lone Star Solar

Operator
Lone Star Solar
Location
Calhoun, SC (county level only)
Balancing authority
Dominion Energy South Carolina (SCEG)
Nameplate capacity
132 MW
Summer capacity
132 MW

U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Generation in 2025

Net generation
163,965 MWh
Capacity factor
14.2%

Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.

U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Emissions

This plant is not in eGRID2023 (revision 2).

U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0

Generators

Generators at Lone Star Solar
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
49Solar PhotovoltaicSUN66 MW2024Operable · As of September 2026 (EIA-860M): (OP) Operating
50BatteriesMWH66 MW2024Operable · As of September 2026 (EIA-860M): (OP) Operating

U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

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