Wisconsin
power plants.
Wisconsin has 81 operating power plants in the catalog, 12,649 MW in all. The catalog also marks 5 plants as Retired, with 980 MW of capacity. Its operating fleet leans on natural gas, which accounts for 48.2% of operating capacity, with coal second at 35.5%. The largest operating plant in the catalog is Elm Road Power Station (1,403 MW, recorded start year 2010).
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Wisconsin electricity mix
Operating installed capacity by fuel. Each row gives megawatts and its share of the operating total.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Largest plants in Wisconsin
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Newest plants in Wisconsin
Operating plants with the most recent recorded start years. The catalog records years, not full commissioning dates.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Frequently asked questions
Where does Wisconsin get its electricity?
Across the 81 operating plants in the catalog, capacity is led by natural gas at 48.2%, then coal at 35.5%. These are installed-capacity shares, not live generation.
What is the largest power plant in Wisconsin?
The largest operating plant in the catalog for Wisconsin is Elm Road Power Station, a coal facility with 1,403 MW and a recorded start year of 2010.
How many power plants are in Wisconsin?
The catalog tracks 81 operating power plants in Wisconsin, with 12,649 MW in all. It also marks 5 plants as Retired, with 980 MW of capacity.