How many natural gas power plants are in Wisconsin?

Wisconsin has 44 operating utility-scale natural gas power plants with 8.2 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest natural gas power plant in Wisconsin?

Port Washington Generating Station in Ozaukee County, Wisconsin is the largest, at 1,230 MW. It came online in 2008.

How many natural gas power plants were built in Wisconsin in 2025?

0 natural gas power plants came online in Wisconsin in 2025, with 0 MW of capacity.

Who is developing natural gas power plants in Wisconsin?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Natural gas power plants in Wisconsin

Wisconsin has 44 operating natural gas power plants with 8.2 GW of capacity.

Operating44

See planned natural gas power plants in Wisconsin

Updated monthly. Last updated November 2026.

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

Wisconsin had 41 natural gas power plants online in 2016 and 44 in 2026

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Natural gas power plants online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest natural gas power plants in Wisconsin

Operating, by capacity

#	Natural gas power plant	County	Year online	Capacity
1	Port Washington Generating Station	Ozaukee County	2008	1,230 MW
2	West Riverside Energy Center	Rock County	2020	723 MW
3	Riverside Energy Center	Rock County	2004	675 MW
4	Fox Energy Center	Outagamie County	2006	619 MW
5	RockGen Energy Center	Dane County	2001	561 MW
6	Concord	Jefferson County	1994	382 MW
7	South Fond Du Lac	Fond Du Lac County	1996	382 MW
8	Paris (WI)	Kenosha County	1995	382 MW
9	Alliant Energy Neenah	Winnebago County	2000	371 MW
10	Sheboygan Falls	Sheboygan County	2005	347 MW

Natural gas power plants that came online most recently in Wisconsin

Newest first

#	Natural gas power plant	County	Year online	Capacity
1	Wheaton	Chippewa County	2026	298 MW
2	Weston RICE	Marathon County	2023	132 MW
3	West Riverside Energy Center	Rock County	2020	723 MW
4	MMSD Jones Island Wastewater	Milwaukee County	2013	22 MW
5	Marshfield Utilities Gas Plant	Wood County	2011	60 MW
6	Port Washington Generating Station	Ozaukee County	2008	1,230 MW
7	Fox Energy Center	Outagamie County	2006	619 MW
8	Waxdale	Racine County	2005	4 MW
9	Sheboygan Falls	Sheboygan County	2005	347 MW
10	West Campus Cogeneration Facility	Dane County	2005	169 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks natural gas power plants

Operating natural gas power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about natural gas power plants in Wisconsin

How many natural gas power plants are in Wisconsin?: Wisconsin has 44 operating utility-scale natural gas power plants with 8.2 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest natural gas power plant in Wisconsin?: Port Washington Generating Station in Ozaukee County, Wisconsin is the largest, at 1,230 MW. It came online in 2008.
How many natural gas power plants were built in Wisconsin in 2025?: 0 natural gas power plants came online in Wisconsin in 2025, with 0 MW of capacity.
Who is developing natural gas power plants in Wisconsin?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.