Directory of Power Plants in Maine
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Bull Hill Wind Project | Evergreen Wind, LLC | Eastbrook, ME | ISO New England (ISNE) | 74.0 GWh | Sep 2012 | Dec 2024 | Wind |
| Beaver Ridge Wind | CPV Beaver Ridge Wind LLC | Freedom, ME | ISO New England (ISNE) | 10.4 GWh | Oct 2008 | Dec 2024 | Wind |
| Orono Hydro Station | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 5.8 GWh | Dec 2008 | Dec 2024 | Water |
| Fox Island Wind LLC | Fox Island Wind LLC | Vinalhaven, ME | ISO New England (ISNE) | 7.6 GWh | Oct 2009 | Dec 2024 | Wind |
| Bingham Wind | Onward Energy | Bingham, ME | ISO New England (ISNE) | 498.8 GWh | Nov 2016 | Dec 2025 | Wind |
| Record Hill Wind | Record Hill Wind LLC | Roxbury, ME | ISO New England (ISNE) | 115.0 GWh | Dec 2011 | Dec 2024 | Wind |
| Spruce Mountain WInd | CPV Spruce Mountain Wind LLC | Bryant Pond, ME | ISO New England (ISNE) | 53.8 GWh | Nov 2011 | Dec 2024 | Wind |
| Eastern Maine Medical Center | Eastern Maine Medical Center | Bangor, ME | ISO New England (ISNE) | 30.4 GWh | Sep 2006 | Dec 2025 | Natural Gas |
| Saddleback Ridge Wind Farm | CPV Saddleback Ridge Wind, LLC | Carthage, ME | ISO New England (ISNE) | 82.9 GWh | Nov 2014 | Dec 2024 | Wind |
| Canton Mountain Wind | CPV Canton Mountain Wind LLC | Canton, ME | ISO New England (ISNE) | 50.5 GWh | Oct 2017 | Dec 2024 | Wind |
| Hancock Wind Plant | Onward Energy | T22 MD, ME | ISO New England (ISNE) | 120.4 GWh | Nov 2016 | Dec 2025 | Wind |
Browse Power Plants By Maine Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Cumberland County, ME | # 1 | 22 | 3.8 TWh |
| Penobscot County, ME | # 2 | 47 | 3.8 TWh |
| Oxford County, ME | # 3 | 21 | 1.7 TWh |
| Somerset County, ME | # 4 | 36 | 1.6 TWh |
| Washington County, ME | # 5 | 9 | 816.3 GWh |
| Androscoggin County, ME | # 6 | 29 | 758.2 GWh |
| Franklin County, ME | # 7 | 16 | 748.7 GWh |
| Aroostook County, ME | # 8 | 32 | 608.8 GWh |
| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Piscataquis County, ME | # 9 | 4 | 536.6 GWh |
| Hancock County, ME | # 10 | 14 | 480.8 GWh |
| Waldo County, ME | # 11 | 9 | 270.2 GWh |
| York County, ME | # 12 | 22 | 259.7 GWh |
| Kennebec County, ME | # 13 | 27 | 198.0 GWh |
| Sagadahoc County, ME | # 14 | 5 | 63.5 GWh |
| Knox County, ME | # 15 | 5 | 22.0 GWh |
| Lincoln County, ME | # 16 | 4 | 18.4 GWh |