Alliant Energy’s investment in renewable energy means your energy comes
from different sources every year. To see where your energy came from in
2021, check out the chart below.
One great example of how we harness renewable energy is through our
Upland Prairie Wind Farm in Clay and Dickinson counties. Its 121 turbines
generate enough power for approximately 108,000 homes.
1. Emissions estimates include electric generating units operating during
the 2021 calendar year for the primary purpose of producing electricity.
2. Emission rates are not available for biomass purchased power.
3. EPA published total output emission rates for the MROW subregion from
U.S. EPA eGRID2020 Version Release January 2022 are available at:
https://www.epa.gov/energy/emissions-generation-resource-integrated-database-egrid.