60th largest plant in Wisconsin · 3575th nationally
North Rock is a solar power plant in Wisconsin with a nameplate capacity of 50.0 MW. It generates roughly 94.1k MWh per year — enough to power about 8,966 average U.S. homes.
Its capacity factor of 22% reflects intermittent or peaking operation.
| Plant Name | North Rock |
|---|---|
| Operator | Wisconsin Power & Light Co |
| City | Edgerton |
| County | Rock County |
| State | Wisconsin |
| ZIP | 53534 |
| Coordinates | 42.81087, -89.10153 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| PV1 | Solar Photovoltaic | Solar | 50.0 MW | Operating | 2022 |
| NERC Region | MRO |
|---|---|
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. |
Utility-scale solar farms convert sunlight directly into electricity using photovoltaic panels. They produce zero direct emissions and have no fuel cost, but generation is variable — peaking at midday and falling to zero at night. Capacity factors typically run 18–28% in good locations.