Power plants in Clark County, Illinois
3 operating power plants in Clark County, Illinois, with 183 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Clark County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | River Ferry Solar 1Solar | 165 | 304 | 21.0% |
| 2 | Marshall (IL)Oil | 17 | 0.2 | 0.1% |
| 3 | Marshall Solar (IL)Solar | 1.0 | 0.0 | – |
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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