Explore the largest natural gas power plants in New Hampshire and see all the utility-scale natural gas projects in New Hampshire on a map.
Last updated: May 2026
On this page, you can explore our real-time database of natural gas power plants in New Hampshire. Each month, we track natural gas projects and update our list of the largest natural gas power plants in New Hampshire.
As of May 2026, there are 4 utility-scale natural gas power plants in New Hampshire, according to Cleanview's project tracker. Their total operating capacity is 1,815 MW. See also: planned natural gas power plants in New Hampshire→
Total Natural Gas Power Plants
4
Total Capacity
1,815 MW
Built in 2025
0
Map of natural gas power plants in New Hampshire. Marker size reflects capacity — only facilities with reported capacity data are shown.
790 MW
Year Operational: March 2003
Location: Rockingham, New Hampshire
606 MW
Year Operational: October 2002
Location: Rockingham, New Hampshire
414 MW
Year Operational: June 1974
Location: Rockingham, New Hampshire
5 MW
Year Operational: January 2000
Location: Rockingham, New Hampshire
790 MW
Year Operational: March 2003
Location: Rockingham, New Hampshire
606 MW
Year Operational: October 2002
Location: Rockingham, New Hampshire
5 MW
Year Operational: January 2000
Location: Rockingham, New Hampshire
414 MW
Year Operational: June 1974
Location: Rockingham, New Hampshire
Cleanview