Three Corners Solar
1120 Unity Road, Unity, ME 4988Plant Summary Information
Three Corners Solar is ranked #18 out of 211 power plants in Maine in terms of total annual net electricity generation.
Three Corners Solar generated 24.7 GWh during the 3-month period between November 2025 to February 2026.
| Plant Name | Three Corners Solar |
|---|---|
| Utility Name | Three Corners Solar, LLC |
| Location | Waldo County, ME |
| Initial Operation Date | July 2024 |
| Last Update | Feb 2026 |
| Annual Generation | 186.1 GWh |
| Annual Consumption | 676.4 k MMBtu |
| Ranked #2,610 out of 12,637 Power Plants Nationwide | |
| Ranked #481 out of 6,487 Solar Power Plants Nationwide | |
| Ranked #18 out of 211 Maine Power Plants | |
| Ranked #1 out of 119 Maine Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for Three Corners Solar
Monthly Plant Fuel Consumption for Three Corners Solar
Three Corners Solar Details
| Summary Information | |
|---|---|
| Plant Name | Three Corners Solar (66955) |
| Plant Address | 1120 Unity Road, Unity, ME 4988 |
| Utility | Three Corners Solar, LLC (65863) |
| Latitude, Longitude | 44.61262, -69.45182 |
| Generation Dates on File | Jul 2024 to Feb 2026 |
| Initial Operation Date | July 2024 |
| Annual Generation | 186.1 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 23-169-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Central Maine Power Co (3266) ME |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 18099 Details Operating July 2024
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 110 MW |
| Summer Capacity | 110 MW |
| Winter Capacity | 110 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | July 2024 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| DC Net Capacity | 151.7 MW |
| Thin Film CDTE | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Three Corners Solar Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #471 | Gibson Solar | Princeton, IN | 188.3 GWh |
| #472 | Fourmile Creek | Altha, FL | 186.6 GWh |
| #473 | Buckeye Solar | Williamsport, OH | 187.9 GWh |
| #474 | Tenmile Creek | TBD, FL | 187.1 GWh |
| #475 | Storey Bend Solar | Saint Cloud, FL | 187.2 GWh |
| #476 | Harmony Florida Solar II | Kissimmee, FL | 186.5 GWh |
| #477 | Maplewood Solar | Climax, VA | 186.5 GWh |
| #478 | SR Ailey | Ailey, GA | 186.5 GWh |
| #479 | Georges Lake | TBD, FL | 186.5 GWh |
| #480 | OCI Alamo 5 LLC | Uvalde, TX | 186.4 GWh |
| #482 | Desert Harvest II LLC | Desert Center, CA | 182.8 GWh |
| #483 | Graphite Solar I | Wellington, UT | 185.5 GWh |
| #484 | Spring Grove I | Spring Grove, VA | 185.5 GWh |
| #485 | County Line Renewable Energy Center | High Springs, FL | 185.5 GWh |
| #486 | Red Mesa Solar Project | Red Mesa, UT | 185.2 GWh |
| #487 | Parliament Solar | TX | 184.5 GWh |
| #488 | FPL Shirer Branch Solar Energy Center | Clarksville, FL | 181.0 GWh |
| #489 | Hildreth Solar Power Plant | O'Brien, FL | 184.1 GWh |
| #490 | Taylor Creek Solar | Orlando, FL | 183.5 GWh |
| #491 | Charlie Creek Solar Power Plant | Wauchula, FL | 183.1 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Three Corners Solar.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Barefoot Solar | Fairfiled, ME | 6.7 GWh | 7.6 mi |
| Beaver Ridge Wind | Freedom, ME | 10.4 GWh | 9.4 mi |
| Benton Falls Associates | Benton, ME | 4.3 GWh | 5.5 mi |
| BWC Unity Pond LLC | Benton, ME | 8.1 GWh | 5.2 mi |
| Cenergy - Richards (CSG) | Fairfield, ME | 1.8 GWh | 7.9 mi |
| Cenergy - Waterville (CSG) | Waterville, ME | 9.1 GWh | 11.8 mi |
| Fairfield PV - BD Solar Fairfield LLC | Fairfield, ME | 8.2 GWh | 7.3 mi |
| Hydro Kennebec Project | Winslow, ME | 27.0 GWh | 8.9 mi |
| Lockwood Hydroelectric Facility | Waterville, ME | 13.6 GWh | 9.8 mi |
| Messalonskee 3 | Oakland, ME | 6.5 GWh | 11.7 mi |
| Messalonskee 5 | Waterville, ME | 3.3 GWh | 11.2 mi |
| Oakland | Oakland, ME | 9.0 GWh | 12.1 mi |
| Pittsfield Hydro | Burnham, ME | 3.5 GWh | 7.8 mi |
| Pittsfield Solar (N. Main St) | Pittsfield, ME | 8.4 GWh | 12.5 mi |
| Shawmut | Shawmut, ME | 17.0 GWh | 6.6 mi |
| Solar Mule, LLC | Oakland, ME | 2.0 GWh | 11.5 mi |
| Somerset Plant | Skowhegan, ME | 557.6 GWh | 11.5 mi |
| Unity Solar | Unity, ME | 7.7 GWh | 4.8 mi |
| Webb Road Solar | Waterville, ME | 5.9 GWh | 13.4 mi |
| Winslow PV - BD Solar 2 LLC | Winslow, ME | 12.6 GWh | 7.7 mi |