Renewable & Alternative Energy

Alliant Energy's generation portfolio includes over 450 megawatts from renewable and alternative energy sources.

At a Glance

Our focus on wind power and other renewable energy sources reflects our long-term commitment to clean energy.

Wind Power

Alliant Energy purchases wind energy from more than 300 large-scale wind turbines located at 15 generation facilities and has committed to investing over $1 billion in new wind energy.

Hydro Power

Alliant Energy has produced clean, safe hydroelectric power for more than 90 years, and we're investing in international hydro projects as well.

Anaerobic Digesters

Three dairy farms in Alliant Energy's service territory are turning manure into electricity using anaerobic digesters.

Landfill Gases

Alliant Energy is purchasing electricity produced from methane gas at three Wisconsin landfills.

Biomass

Alliant Energy's path to a greener future hinges on our ability to be innovative and pursue alternatives to traditional energy sources.

Solar Energy

A renewable energy initiative called the New Bohemia Solar Project is now a reality in downtown Cedar Rapids, Iowa.

Customer-owned generation

Alliant Energy encourages the development of customer-owned renewable electric generation including solar, wind and methane digesters. Let us help you navigate the rules and regulations governing the interconnection process.