OER IL - Groundhog
McHenry County, Illinois · EIA plant ID 70046 · Operator: Standard Solar
Nameplate2MWSummer 2 MW
Generators1in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online2026
Capacity factor by year
Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
No capacity factor available.
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.
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 |
|---|---|---|---|---|---|---|---|---|
| GNDHG | Solar Photovoltaic | PV | 2 | 2 | Sep 2026 | Operating | — | coming soon |
Owner / operator
Operator: Standard Solar. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Standard Solar | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Lilly Pond Road Solar 1, LLC | 2 MW | 0.7 km |
| Charter Durabar at Woodstock | 2 MW | 1.8 km |
| Charter Dura-Bar | 6 MW | 2.2 km |
| Pivot Energy IL 52 | — | 5.6 km |
| Osman Trust | — | 5.6 km |
| Gracy Solar 1, LLC | 5 MW | 8.9 km |