Explore the largest wind farms in ISO-NE and see all the utility-scale wind projects in ISO-NE on a map.
Last updated: May 2026
On this page, you can explore our real-time database of wind farms in ISO-NE. Each month, we track wind projects and update our list of the largest wind farms in ISO-NE.
As of May 2026, there are 71 utility-scale wind farms in ISO-NE, according to Cleanview's project tracker. Their total operating capacity is 1,723 MW. In 2025, there were 2 wind farms built in ISO-NE. See also: planned wind farms in ISO-NE→
Total Wind Farms
71
Total Capacity
1,723 MW
Built in 2025
2
Map of wind farms in ISO-NE. Marker size reflects capacity — only facilities with reported capacity data are shown.
186 MW
Year Operational: December 2016
Location: Piscataquis, Maine
148 MW
Year Operational: October 2015
Location: Aroostook, Maine
132 MW
Year Operational: October 2010
Location: Franklin, Maine
126 MW
Year Operational: January 2025
Location: Washington, Maine
Developer: Apex Clean Energy
99 MW
Year Operational: February 2012
Location: Coos, New Hampshire
73 MW
Year Operational: December 2020
Location: Hancock, Maine
65 MW
Year Operational: November 2012
Location: Orleans, Vermont
60 MW
Year Operational: July 2011
Location: Penobscot, Maine
59 MW
Year Operational: June 2025
Location: Somerset, Maine
Developer: Greenbacker
59 MW
Year Operational: June 2025
Location: Somerset, Maine
Developer: Greenbacker
126 MW
Year Operational: January 2025
Location: Washington, Maine
Developer: Apex Clean Energy
20 MW
Year Operational: October 2022
Location: Penobscot, Maine
3 MW
Year Operational: December 2021
Location: Providence, Rhode Island
2 MW
Year Operational: December 2021
Location: Providence, Rhode Island
15 MW
Year Operational: November 2021
Location: Oxford, Maine
73 MW
Year Operational: December 2020
Location: Hancock, Maine
29 MW
Year Operational: December 2019
Location: Hillsborough, New Hampshire
5 MW
Year Operational: December 2019
Location: Hampden, Massachusetts
Cleanview