Winona Solar
Winona County, Minnesota · EIA plant ID 62799 · Operator: Winona Solar I LLC
Nameplate1MWSummer 1 MW
Generators1in service
Net generation4GWh12 mo to Dec 2025
Capacity factor46%solar units, summer MW
Heat rate—thermal plants only
First online2019
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) |
|---|---|---|---|
| 2019 | 0.8 | 21.3% | — |
| 2020 | 0.9 | 10.2% | — |
| 2021 | 1.2 | 13.2% | — |
| 2022 | 6.8 | 77.8% | — |
| 2023 | 6.6 | 75.1% | — |
| 2024 | 2.1 | 23.5% | — |
| 2025 | 4 | 45.9% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| WIN | Solar Photovoltaic | PV | 1 | 1 | Aug 2019 | Operating | — | coming soon |
Owner / operator
Operator: Winona Solar I LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Winona Solar I LLC | 100.0% | 1 MW |
Nearby plants
Within 80 km.
| Novel Herber Solar CSG | 1 MW | 2.2 km |
| Winona County Wind LLC | 2 MW | 2.3 km |
| Winona Garden | 1 MW | 3 km |
| USS Bluff Country Solar CSG | 1 MW | 4.8 km |
| Rollingstone Holdco CSG | 5 MW | 8.8 km |
| Stromland Solar | 3 MW | 11.1 km |