Explore the largest hydro power plants in Iowa and see all the utility-scale hydro projects in Iowa on a map.
Last updated: May 2026
On this page, you can explore our real-time database of hydro power plants in Iowa. Each month, we track hydro projects and update our list of the largest hydro power plants in Iowa.
As of May 2026, there are 4 utility-scale hydro power plants in Iowa, according to Cleanview's project tracker. Their total operating capacity is 184 MW.
Total Hydro Power Plants
4
Total Capacity
184 MW
Built in 2025
0
Map of hydro power plants in Iowa. Marker size reflects capacity — only facilities with reported capacity data are shown.
Cleanview