Explore the largest geothermal power plants in Idaho and see all the utility-scale geothermal projects in Idaho on a map.
Last updated: May 2026
On this page, you can explore our real-time database of geothermal power plants in Idaho. Each month, we track geothermal projects and update our list of the largest geothermal power plants in Idaho.
As of May 2026, there are 1 utility-scale geothermal power plants in Idaho, according to Cleanview's project tracker. Their total operating capacity is 16 MW. In 2025, there was 1 geothermal power plant built in Idaho.
Total Geothermal Power Plants
1
Total Capacity
16 MW
Built in 2025
1
Map of geothermal power plants in Idaho. Marker size reflects capacity — only facilities with reported capacity data are shown.
Cleanview