Sunnyside Solar Energy Center is a battery storage power plant in Wisconsin.
| Plant Name | Sunnyside Solar Energy Center |
|---|---|
| Operator | Madison Gas & Electric Co |
| City | Fitchburg |
| County | Dane County |
| State | Wisconsin |
| ZIP | 53575 |
| Coordinates | 42.98524, -89.43606 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| SNSB | Batteries | Battery | 40.0 MW | Approved | — |
| SNSS | Solar Photovoltaic | Solar | 20.0 MW | Approved | — |
| NERC Region | MRO |
|---|---|
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. |
Battery storage facilities don't generate electricity — they store it. They charge from the grid (often from solar during the day) and discharge during peak demand or to firm up renewables. EIA classifies them as power plants because they connect to the grid like one.