Explore the largest natural gas power plants in Idaho and see all the utility-scale natural gas projects in Idaho on a map.
Last updated: May 2026
On this page, you can explore our real-time database of natural gas power plants in Idaho. Each month, we track natural gas projects and update our list of the largest natural gas power plants in Idaho.
As of May 2026, there are 9 utility-scale natural gas power plants in Idaho, according to Cleanview's project tracker. Their total operating capacity is 1,274 MW. In 2025, there was 1 natural gas power plant built in Idaho. See also: planned natural gas power plants in Idaho→
Total Natural Gas Power Plants
9
Total Capacity
1,274 MW
Built in 2025
1
Map of natural gas power plants in Idaho. Marker size reflects capacity — only facilities with reported capacity data are shown.
319 MW
Year Operational: June 2012
Location: Payette, Idaho
302 MW
Year Operational: September 2001
Location: Kootenai, Idaho
271 MW
Year Operational: February 2008
Location: Elmore, Idaho
173 MW
Year Operational: April 2005
Location: Elmore, Idaho
166 MW
Year Operational: November 1994
Location: Kootenai, Idaho
18 MW
Year Operational: January 2026
Location: Bonneville, Idaho
13 MW
Year Operational: September 2025
Location: Twin Falls, Idaho
8 MW
Year Operational: October 1968
Location: Canyon, Idaho
6 MW
Year Operational: August 2015
Location: Madison, Idaho
18 MW
Year Operational: January 2026
Location: Bonneville, Idaho
13 MW
Year Operational: September 2025
Location: Twin Falls, Idaho
6 MW
Year Operational: August 2015
Location: Madison, Idaho
319 MW
Year Operational: June 2012
Location: Payette, Idaho
271 MW
Year Operational: February 2008
Location: Elmore, Idaho
173 MW
Year Operational: April 2005
Location: Elmore, Idaho
302 MW
Year Operational: September 2001
Location: Kootenai, Idaho
166 MW
Year Operational: November 1994
Location: Kootenai, Idaho
8 MW
Year Operational: October 1968
Location: Canyon, Idaho
Cleanview