Department of Energy Approves $5.1 Billion Loan to Strengthen Grid Reliability in Iowa and Wisconsin

The U.S. Department of Energy's (DOE) Office of Energy Dominance Financing announced on October 28, 2026, the financial close of a $5.1 billion loan package to Alliant Energy. This investment aims to lower electricity costs, expand firm power generation, and enhance grid reliability in Iowa and Wisconsin. The projects are expected to add over 2.6 gigawatts of new or upgraded power generation capacity and deliver more than $1 billion in electricity cost savings for families and businesses.