Dane County Solar LLC
Dane County, Wisconsin · EIA plant ID 66419 · Operator: Dane County Solar LLC
Nameplate17MWSummer 17 MW
Generators1in service
Net generation34GWh12 mo to Dec 2025
Capacity factor22%solar units, summer MW
Heat rate—thermal plants only
First online2023
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) |
|---|---|---|---|
| 2023 | 14.7 | 16.6% | — |
| 2024 | 33.2 | 21.8% | — |
| 2025 | 33.7 | 22.2% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| DANE | Solar Photovoltaic | PV | 17.3 | 17.3 | Jun 2023 | Operating | — | coming soon |
Owner / operator
Operator: Dane County Solar LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| IES Utilities, Inc | 99.0% | 17 MW |
| SunVest Solar LLC | 1.0% | 0 MW |
Nearby plants
Within 80 km.
| Hermsdorf Solar | 8 MW | 2.3 km |
| McFarland Schools Customer Hosted | 1 MW | 3.4 km |
| Sycamore | 42 MW | 9.5 km |
| Galactic Wind | 10 MW | 9.7 km |
| Nine Springs | 16 MW | 9.7 km |
| Nine Springs Solar | — | 10.2 km |