Summary of Electricity Activity in Maine
Summary of Maine Generation
Maine is ranked #45 out of 51 U.S. states and territories in terms of total annual net electricity generation.
GridInfo.com electricity generation data is aggregated from Jan 2001 to Sep 2025.
| Companies on File | 165 |
|---|---|
| Plants on File | 301 |
| Total Generation | 1.14G MMBtu |
| Total Sales | 884.76M kWh |
| Total Revenue | $200.54M |
Map of Top Producing Cities in the Maine
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Maine.
Natural Gas Rank
#38
Coal Rank
#39
Nuclear Rank
#42
Hydroelectric Rank
#15
Wind Rank
#23
Solar Rank
#27
Monthly Net Generation for Maine
Electricity Sales Distribution
Electricity Sales, Price, and Revenue Breakdown
| Sales | Price (Avg) | Revenue | |
|---|---|---|---|
| Residential | 355.43M kWh | 27.98 cents/kWh | $99.46M |
| Commercial | 340.94M kWh | 21.14 cents/kWh | $72.06M |
| Industrial | 188.38M kWh | 15.41 cents/kWh | $29.02M |
| Transportation | 0 kWh | 0.00 cents/kWh | $0 |
| Total | 884.76M kWh | 22.67 cents/kWh | $200.54M |
Production by Source
Largest 24 Power Plants in Maine
| Rank | Plant | Utility | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| #6 | Bingham Wind | Onward Energy | Bingham, Maine | 489.0 GWh | Nov 2016 | Sep 2025 | Wind |
| #19 | Charles E Monty | Brookfield White Pine Hydro LLC | Lewiston, Maine | 140.7 GWh | Dec 1989 | Dec 2024 | Water |
| #18 | Downeast Wind | Downeast Wind, LLC | Columbia, Maine | 144.8 GWh | - | Sep 2025 | Wind |
| #23 | Farmington Solar | Farmington Solar, LLC | Farmington, Maine | 128.8 GWh | Sep 2021 | Sep 2025 | Solar |
| #5 | Great Lakes Hydro America - ME | Great Lakes Hydro America LLC | Millinocket, Maine | 570.9 GWh | Jun 1917 | Dec 2024 | Water |
| #21 | Gulf Island | Brookfield White Pine Hydro LLC | Lewiston, Maine | 136.3 GWh | Dec 1925 | Dec 2024 | Water |
| #24 | Hancock Wind Plant | Onward Energy | T22 MD, Maine | 121.2 GWh | Nov 2016 | Sep 2025 | Wind |
| #17 | Harris Hydro | Brookfield White Pine Hydro LLC | West Forks, Maine | 170.4 GWh | Dec 1953 | Dec 2024 | Water |
| #12 | Kibby Wind Facility | Helix Maine Wind Development, LLC | Chain of Ponds, Maine | 261.9 GWh | Sep 2009 | Sep 2025 | Wind |
| #2 | Maine Independence Station | Casco Bay Energy Co LLC | Veazie, Maine | 2.5 TWh | Apr 2000 | Dec 2024 | Natural Gas |
| #9 | Oakfield Wind Project | Onward Energy | City of Oakfield, Maine | 367.0 GWh | Sep 2015 | Sep 2025 | Wind |
| #20 | Passadumkeag Windpark LLC | Southern Power Co | Greenbush, Maine | 140.2 GWh | Jun 2016 | Sep 2025 | Wind |
| #11 | ReEnergy Livermore Falls | ReEnergy Livermore Falls | Livermore Falls, Maine | 266.8 GWh | Jul 1992 | Dec 2024 | Wood/Wood Waste Solids |
| #15 | ReEnergy Stratton LLC | ReEnergy Stratton LLC | Stratton, Maine | 203.1 GWh | Oct 1989 | Dec 2024 | Wood/Wood Waste Solids |
| #22 | Rollins Wind Project | Evergreen Wind, LLC | Winn Village, Maine | 136.1 GWh | Jun 2011 | Dec 2024 | Wind |
| #7 | Rumford Cogeneration | ND Paper, Inc. | Rumford, Maine | 429.0 GWh | Dec 1989 | Sep 2025 | Black Liquor : 51.5% Tire-derived Fuels : 22.6% Wood/Wood Waste Solids : 14.3% Bituminous Coal : 7.6% Residual Fuel Oil : 3.2% Sludge Waste : 0.9% |
| #13 | Rumford Falls Hydro Facility | Brookfield Power New England | Rumford, Maine | 260.5 GWh | Dec 1917 | Dec 2024 | Water |
| #3 | Rumford Power LLC | Rumford Power | Rumford, Maine | 637.7 GWh | Jun 2000 | Dec 2024 | Natural Gas |
| #4 | Somerset Plant | Sappi Fine Paper North America-Somerset | Skowhegan, Maine | 573.0 GWh | Dec 1975 | Sep 2025 | Black Liquor : 46.2% Wood/Wood Waste Solids : 38.4% Natural Gas : 6.9% Tire-derived Fuels : 5.1% Residual Fuel Oil : 2.5% Sludge Waste : 0.8% |
| #16 | Three Corners Solar | Three Corners Solar, LLC | Unity, Maine | 189.1 GWh | Jun 2024 | Sep 2025 | Solar |
| #14 | Weaver Wind | Weaver Wind, LLC (Longroad) | Township 16, Maine | 227.2 GWh | Nov 2020 | Sep 2025 | Wind |
| #1 | Westbrook Energy Center Power Plant | Westbrook Energy Center | Westbrook, Maine | 2.9 TWh | Apr 2001 | Sep 2025 | Natural Gas |
| #8 | Woodland Pulp, LLC | Woodland Pulp LLC | Baileyville, Maine | 381.5 GWh | May 1906 | Dec 2024 | Black Liquor : 50.1% Natural Gas : 29.3% Water : 12.3% Wood/Wood Waste Solids : 8.3% |
| #10 | Wyman Hydro | Brookfield White Pine Hydro LLC | Bingham, Maine | 337.1 GWh | Dec 1929 | Dec 2024 | Water |
Electricity Generation by Maine Counties
| State Rank | County | # Power Plants | Net Generation Past 12 Months | Net Generation from Natural Gas | Net Generation from Wind | Net Generation from Solar | Net Generation from Nuclear |
|---|---|---|---|---|---|---|---|
| #5 | Androscoggin County, ME | 29 | 758.2 GWh | 192.0 MWh | 0.0 Wh | 29.8 GWh | 0.0 Wh |
| #8 | Aroostook County, ME | 32 | 625.5 GWh | 0.0 Wh | 485.8 GWh | 40.1 GWh | 0.0 Wh |
| #2 | Cumberland County, ME | 22 | 3.3 TWh | 2.9 TWh | 0.0 Wh | 57.1 GWh | 0.0 Wh |
| #6 | Franklin County, ME | 16 | 750.4 GWh | -1.3 GWh | 344.8 GWh | 151.3 GWh | 0.0 Wh |
| #10 | Hancock County, ME | 14 | 479.2 GWh | 10.0 GWh | 422.4 GWh | 24.7 GWh | 0.0 Wh |
| #13 | Kennebec County, ME | 27 | 198.0 GWh | 0.0 Wh | 0.0 Wh | 128.1 GWh | 0.0 Wh |
| #15 | Knox County, ME | 5 | 22.0 GWh | 0.0 Wh | 7.6 GWh | 14.4 GWh | 0.0 Wh |
| #16 | Lincoln County, ME | 4 | 18.4 GWh | 0.0 Wh | 0.0 Wh | 18.4 GWh | 0.0 Wh |
| #3 | Oxford County, ME | 21 | 1.7 TWh | 637.7 GWh | 255.1 GWh | 41.5 GWh | 0.0 Wh |
| #1 | Penobscot County, ME | 47 | 3.8 TWh | 2.6 TWh | 360.3 GWh | 24.1 GWh | 0.0 Wh |
| #9 | Piscataquis County, ME | 4 | 526.8 GWh | 0.0 Wh | 489.0 GWh | 37.8 GWh | 0.0 Wh |
| #14 | Sagadahoc County, ME | 5 | 63.5 GWh | 0.0 Wh | 0.0 Wh | 15.0 GWh | 0.0 Wh |
| #4 | Somerset County, ME | 36 | 1.6 TWh | 39.4 GWh | 14.5 GWh | 118.2 GWh | 0.0 Wh |
| #11 | Waldo County, ME | 9 | 272.1 GWh | 0.0 Wh | 10.4 GWh | 209.7 GWh | 0.0 Wh |
| #7 | Washington County, ME | 9 | 696.9 GWh | 111.9 GWh | 315.1 GWh | 244.0 MWh | 0.0 Wh |
| #12 | York County, ME | 22 | 262.0 GWh | 0.0 Wh | 0.0 Wh | 120.0 GWh | 0.0 Wh |
Top 20 Electricity Producing Cities in Maine
| City | Net Generation | # Power Plants |
|---|---|---|
| Bingham, Maine | 842.6 GWh | 4 |
| Danforth, Maine | 170.3 GWh | 2 |
| Ellsworth, Maine | 325.9 GWh | 5 |
| Greenville, Maine | 180.8 GWh | 2 |
| Howland, Maine | 137.7 GWh | 5 |
| Lewiston, Maine | 286.5 GWh | 4 |
| Lincoln, Maine | 136.1 GWh | 1 |
| Livermore Falls, Maine | 317.1 GWh | 4 |
| Milbridge, Maine | 266.2 GWh | 3 |
| Milford, Maine | 177.5 GWh | 2 |
| Millinocket, Maine | 570.9 GWh | 1 |
| Oakfield, Maine | 367.0 GWh | 1 |
| Rangeley, Maine | 506.4 GWh | 4 |
| Rumford, Maine | 1.5 TWh | 8 |
| Skowhegan, Maine | 646.2 GWh | 5 |
| South Eliot, Maine | 1.8 TWh | 2 |
| Unity, Maine | 207.1 GWh | 3 |
| Veazie, Maine | 2.5 TWh | 1 |
| Westbrook, Maine | 2.9 TWh | 2 |
| Woodland, Maine | 381.5 GWh | 1 |
Electricity Generation for Neighboring States
| National Rank | State | Net Generation | # Power Plants |
|---|---|---|---|
| #34 | Connecticut | 43.7 TWh | 227 |
| #49 | Delaware | 5.1 TWh | 47 |
| #51 | District of Columbia | 173.7 GWh | 24 |
| #13 | Indiana | 106.4 TWh | 285 |
| #22 | Kentucky | 70.9 TWh | 98 |
| #39 | Maryland | 37.2 TWh | 268 |
| #41 | Massachusetts | 23.7 TWh | 736 |
| #11 | Michigan | 126.2 TWh | 387 |
| #44 | New Hampshire | 17.5 TWh | 74 |
| #29 | New Jersey | 59.3 TWh | 481 |
| #10 | New York | 128.6 TWh | 1,281 |
| #9 | North Carolina | 135.8 TWh | 1,130 |
| #6 | Ohio | 145.1 TWh | 313 |
| #3 | Pennsylvania | 246.3 TWh | 390 |
| #46 | Rhode Island | 10.0 TWh | 116 |
| #15 | South Carolina | 103.5 TWh | 304 |
| #50 | Vermont | 2.3 TWh | 142 |
| #14 | Virginia | 105.6 TWh | 345 |
| #31 | West Virginia | 49.7 TWh | 66 |
| #24 | Wisconsin | 66.5 TWh | 329 |
* Net Generation data is based on the last 12 months since Sep 2025