AC IL - Lockport EastUnder construction
Will County, Illinois · EIA plant ID 70227 · Operator: Standard Solar
3 MW under construction (Solar Photovoltaic), first expected Oct 2026 · EIA-860M
Nameplate—MWSummer — MW
Generators0in service · 3 MW building
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online—
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 |
|---|---|---|---|---|---|---|---|---|
| LOCKE | Solar Photovoltaic | PV | 3.1 | 3.1 | planned Oct 2026 | Under construction | — | 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).
Nearby plants
Within 80 km.
| AC IL - Lockport West | — | 1.1 km |
| Will County | retired | 3.2 km |
| Lockport Powerhouse | 16 MW | 4.2 km |
| Romeoville 34 - SLCHI234 - BSCHI234 | 1 MW | 4.2 km |
| IL Bolingbrook 279 Marquette Dr | 1 MW | 7.6 km |
| Amazon MDW6 Solar Project | 2 MW | 8.8 km |