Explore the largest natural gas power plants in Maine and see all the utility-scale natural gas projects in Maine on a map.
Last updated: May 2026
On this page, you can explore our real-time database of natural gas power plants in Maine. Each month, we track natural gas projects and update our list of the largest natural gas power plants in Maine.
As of May 2026, there are 5 utility-scale natural gas power plants in Maine, according to Cleanview's project tracker. Their total operating capacity is 1,579 MW. See also: planned natural gas power plants in Maine→
Total Natural Gas Power Plants
5
Total Capacity
1,579 MW
Built in 2025
0
Map of natural gas power plants in Maine. Marker size reflects capacity — only facilities with reported capacity data are shown.
564 MW
Year Operational: May 2001
Location: Cumberland, Maine
550 MW
Year Operational: May 2000
Location: Penobscot, Maine
275 MW
Year Operational: July 2000
Location: Oxford, Maine
187 MW
Year Operational: January 2001
Location: Hancock, Maine
4 MW
Year Operational: October 2006
Location: Penobscot, Maine
4 MW
Year Operational: October 2006
Location: Penobscot, Maine
564 MW
Year Operational: May 2001
Location: Cumberland, Maine
187 MW
Year Operational: January 2001
Location: Hancock, Maine
275 MW
Year Operational: July 2000
Location: Oxford, Maine
550 MW
Year Operational: May 2000
Location: Penobscot, Maine
Cleanview