Directory of Power Plants in Maine
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Baldwin | Maine DG Solar Baldwin, LLC | West Baldwin, ME | ISO New England (ISNE) | 9.9 GWh | Feb 2022 | Dec 2024 | Solar |
| BWC Beech Ridge Brook, LLC | Navisun LLC | Scarborough, ME | ISO New England (ISNE) | 4.7 GWh | Apr 2023 | Dec 2023 | Solar |
| Brassua Hydroelectric Project | Brassua Hydroelectric LP | Rockwood, ME | ISO New England (ISNE) | 10.4 GWh | Aug 1989 | Dec 2024 | Water |
| BWC Maces Pond LLC | Navisun LLC | Rockport, ME | ISO New England (ISNE) | 4.4 GWh | Nov 2021 | Dec 2023 | Solar |
| BNRG North Anson (CSG) | Nautilus Solar Solutions | North Anson, ME | ISO New England (ISNE) | 143.0 MWh | Oct 2024 | Dec 2024 | Solar |
| BNRG Norridgewock (CSG) | Nautilus Solar Solutions | Norridgewock, ME | ISO New England (ISNE) | 171.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Bonny Eagle | Brookfield White Pine Hydro LLC | Hollis, ME | ISO New England (ISNE) | 33.0 GWh | Dec 1909 | Dec 2024 | Water |
| Beaver Ridge Wind | CPV Beaver Ridge Wind LLC | Freedom, ME | ISO New England (ISNE) | 10.4 GWh | Oct 2008 | Dec 2024 | Wind |
| Barefoot Solar | Madison Energy Investments LLC | Fairfiled, ME | ISO New England (ISNE) | 6.7 GWh | Nov 2022 | Dec 2024 | Solar |
| BRNG Nicolin (CSG) | Nautilus Solar Solutions | Ellsworth, ME | ISO New England (ISNE) | 205.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Bull Hill Wind Project | Evergreen Wind, LLC | Eastbrook, ME | ISO New England (ISNE) | 74.0 GWh | Sep 2012 | Dec 2024 | Wind |
| Bucksport Generation LLC | Bucksport Generation LLC | Bucksport, ME | ISO New England (ISNE) | 13.9 GWh | Jun 1965 | Apr 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 88.1 GWh | Feb 1982 | Dec 2024 | Water |
| Brewer (CSG) | Nautilus Solar Solutions | Brewer, ME | ISO New England (ISNE) | 1.9 GWh | Jul 2024 | Dec 2024 | Solar |
| Bingham Wind | Onward Energy | Bingham, ME | ISO New England (ISNE) | 477.6 GWh | Nov 2016 | Apr 2025 | Wind |
| Benton Falls Associates | Essex Hydro Associates LLC | Benton, ME | ISO New England (ISNE) | 4.3 GWh | Nov 1987 | Dec 2024 | Water |
| Broadway Solar (CSG) | NextGrid Bitterbush, LLC | Bangor, ME | ISO New England (ISNE) | 5.1 GWh | Aug 2023 | Dec 2024 | Solar |
| BD Solar Ellsworth LLC | BD Solar Hancock North LLC | Augusta, ME | ISO New England (ISNE) | 5.6 GWh | May 2022 | Dec 2024 | Solar |
| BD Solar Hancock LLC | BD Solar Hancock LLC | Augusta, ME | ISO New England (ISNE) | 7.5 GWh | May 2022 | Dec 2024 | Solar |
| Barker Lower | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 3.7 GWh | Mar 1986 | Dec 2024 | Water |
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 | 21.4 GWh |
| Sagadahoc County, ME | # 14 | 5 | 63.5 GWh |
| Kennebec County, ME | # 13 | 27 | 189.9 GWh |
| Waldo County, ME | # 12 | 9 | 213.0 GWh |
| York County, ME | # 11 | 22 | 259.0 GWh |
| Hancock County, ME | # 10 | 14 | 463.0 GWh |
| Piscataquis County, ME | # 9 | 6 | 515.4 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Washington County, ME | # 8 | 9 | 587.8 GWh |
| Aroostook County, ME | # 7 | 32 | 607.5 GWh |
| Androscoggin County, ME | # 6 | 28 | 758.1 GWh |
| Franklin County, ME | # 5 | 16 | 760.4 GWh |
| Somerset County, ME | # 4 | 36 | 1.5 TWh |
| Oxford County, ME | # 3 | 20 | 1.7 TWh |
| Cumberland County, ME | # 2 | 21 | 3.3 TWh |
| Penobscot County, ME | # 1 | 44 | 3.8 TWh |