PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/64780
EIA plant 64780
Madison · Dane · WI
Hermsdorf Solar
Operated by Madison Gas & Electric Co
Published location
Where is Hermsdorf Solar?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
43.059600, -89.260900
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 302 MWh |
| 2 | 743 MWh |
| 3 | 889 MWh |
| 4 | 1,355 MWh |
| 5 | 1,834 MWh |
| 6 | 1,748 MWh |
| 7 | 1,831 MWh |
| 8 | 1,705 MWh |
| 9 | 1,755 MWh |
| 10 | 1,581 MWh |
| 11 | 553 MWh |
| 12 | 536 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Solar Photovoltaic | SUN | 8 | OP |
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Identity, technology and limitations
EIA plant ID
64780
Sector
Electric Utility
Water source
Unavailable
Data edition
2024-final