Prophet CSG
Whiteside County, Illinois · EIA plant ID 64972 · Operator: prophet solar, llc
Nameplate2MWSummer 2 MW
Generators1in service
Net generation4GWh12 mo to Dec 2025
Capacity factor23%solar units, summer MW
Heat rate—thermal plants only
First online2021
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), solar units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2021 | 1.6 | 36.2% | — |
| 2022 | 4.1 | 23.1% | — |
| 2023 | 5.2 | 29.8% | — |
| 2024 | 3.2 | 18.0% | — |
| 2025 | 4 | 22.6% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| PROPH | Solar Photovoltaic | PV | 2 | 2 | Oct 2021 | Operating | — | coming soon |
Owner / operator
Operator: prophet solar, llc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| prophet solar, llc | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Blue Goose Solar CSG | 2 MW | 6.2 km |
| Round Grove 1 | 2 MW | 6.4 km |
| Round Grove 2 | 2 MW | 6.7 km |
| Yorktown 2 Solar | 2 MW | 6.8 km |
| Yorktown 1 Solar | 2 MW | 7 km |
| Bunker Hill Solar | 2 MW | 7.5 km |