Directory of Power Plants in Maine
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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 |
| ME Novel Lighthouse - Huggard Ave Solar | Luminace Sunbeam Development Holdings, LLC | Limestone, ME | (NA) | 2.5 GWh | Jan 2024 | Dec 2024 | Solar |
| Searsmont Road Lincolnville Solar, LLC | REA Investments, LLC | Lincolnville, ME | (NBSO) | 4.0 GWh | Mar 2022 | Jul 2024 | Solar |
| AES Pelletier Solar, LLC | AES Clean Energy | Fort Kent, ME | (NBSO) | 3.6 GWh | Apr 2023 | Dec 2024 | Solar |
| Mars Hill Wind Farm Project | Evergreen Wind, LLC | Mars Hill, ME | (NBSO) | 118.9 GWh | Feb 2007 | Dec 2024 | Wind |
| AES Daigle Solar, LLC | AES Clean Energy | Fort Kent, ME | (NBSO) | 6.7 GWh | Apr 2023 | Dec 2024 | Solar |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 426.0 MWh | Nov 1941 | Jul 2024 | Water |
| Woodland Pulp, LLC | Woodland Pulp LLC | Baileyville, ME | (NBSO) | 381.5 GWh | May 1906 | Dec 2024 | Black Liquor : 50.1% Natural Gas : 29.3% Water : 12.3% Wood/Wood Waste Solids : 8.3% |
| Wymans Deblois | REC RWD, LLC | Deblois, ME | (NBSO) | 244.0 MWh | Sep 2024 | Dec 2024 | Solar |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 99.1 GWh | Apr 1987 | Sep 2025 | Purchased Steam |
Browse Power Plants By Maine Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Lincoln County, ME | # 16 | 4 | 18.4 GWh |
| Knox County, ME | # 15 | 5 | 22.0 GWh |
| Sagadahoc County, ME | # 14 | 5 | 63.5 GWh |
| Kennebec County, ME | # 13 | 27 | 198.0 GWh |
| York County, ME | # 12 | 22 | 262.0 GWh |
| Waldo County, ME | # 11 | 9 | 272.1 GWh |
| Hancock County, ME | # 10 | 14 | 479.2 GWh |
| Piscataquis County, ME | # 9 | 4 | 526.8 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Aroostook County, ME | # 8 | 32 | 625.5 GWh |
| Washington County, ME | # 7 | 9 | 696.9 GWh |
| Franklin County, ME | # 6 | 16 | 750.4 GWh |
| Androscoggin County, ME | # 5 | 29 | 758.2 GWh |
| Somerset County, ME | # 4 | 36 | 1.6 TWh |
| Oxford County, ME | # 3 | 21 | 1.7 TWh |
| Cumberland County, ME | # 2 | 22 | 3.3 TWh |
| Penobscot County, ME | # 1 | 47 | 3.8 TWh |