Passadumkeag Windpark LLC
369 Greenfield Rd, Greenbush, ME 4418Plant Summary Information
Passadumkeag Windpark LLC is ranked #22 out of 207 power plants in Maine in terms of total annual net electricity generation.
Passadumkeag Windpark LLC generated 39.6 GWh during the 3-month period between December 2025 to March 2026.
| Plant Name | Passadumkeag Windpark LLC |
|---|---|
| Utility Name | Southern Power Co |
| Location | Penobscot County, ME |
| Initial Operation Date | July 2016 |
| Last Update | Mar 2026 |
| Annual Generation | 136.2 GWh |
| Annual Consumption | 515.7 k MMBtu |
| Ranked #3,062 out of 12,332 Power Plants Nationwide | |
| Ranked #850 out of 1,358 Wind Power Plants Nationwide | |
| Ranked #22 out of 207 Maine Power Plants | |
| Ranked #6 out of 22 Maine Wind Power Plants | |
| Fuel Types | Wind |
| Previous Operator |
Passadumkeag Windpark LLC (2013 to 2015) Southern Power Co (2016 to 2024) |
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Monthly Net Generation for Passadumkeag Windpark LLC
Monthly Plant Fuel Consumption for Passadumkeag Windpark LLC
Passadumkeag Windpark LLC Details
| Summary Information | |
|---|---|
| Plant Name | Passadumkeag Windpark LLC (59222) |
| Plant Address | 369 Greenfield Rd, Greenbush, ME 4418 |
| Utility | Southern Power Co (17650) |
| Latitude, Longitude | 45.07, -68.21 |
| Generation Dates on File | Jul 2016 to Mar 2026 |
| Initial Operation Date | July 2016 |
| Annual Generation | 136.2 GWh |
| Fuel Types | Wind |
| 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 | EG15-45-000 |
| 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 | No |
| Transmission / Distribution Owner | Emera Maine (1179) ME |
| Grid Voltage | 345.00 kV |
| Energy Storage | No |
Generator Q357 Details Operating July 2016
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Wholly Owned by Other Entity |
| Nameplate Capacity | 42.9 MW |
| Summer Capacity | 39.9 MW |
| Winter Capacity | 39.9 MW |
| Minimum Load | 3.3 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 2016 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Turbines/Hydrokinetic Buoys | 13 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 13 |
|---|---|
| Predominant Turbine Manufacturer | Vestas |
| Predominant Turbine Model Number | V112-3.3 |
| Design Wind Speed | 19.4 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 275.6 |
Passadumkeag Windpark LLC Plant Owners
| Owner Name | Address | Ownership |
|---|---|---|
| Passadumkeag Windpark LLC | 30 Ivan Allen Jr. Blvd, NW, Atlanta, GA 30308 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #840 | Ashtabula Wind III LLC | Luverne, ND | 142.6 GWh |
| #841 | Dillon Wind LLC | North Palm Springs, CA | 142.4 GWh |
| #842 | Providence Heights Wind LLC | Tiskilwa, IL | 141.2 GWh |
| #843 | Sweetwater Wind 1 LLC | Sweetwater, TX | 140.8 GWh |
| #844 | Elkhorn Ridge Wind LLC | Bloomfield, NE | 138.2 GWh |
| #845 | Butler Ridge | Mayville, WI | 137.9 GWh |
| #846 | Whitney Hill Wind Power LLC | Mt.Pulaski, IL | 137.7 GWh |
| #847 | FPL Energy North Dakota Wind I/II | Edgeley, ND | 136.7 GWh |
| #848 | OU Spirit Wind Farm | Woodward, OK | 136.4 GWh |
| #849 | Prairie Breeze III | Elgin, NE | 136.3 GWh |
| #851 | Rollins Wind Project | Winn Village, ME | 136.1 GWh |
| #852 | Seymour Hills Wind Project, LLC | Seymour, TX | 135.3 GWh |
| #853 | Vineyard Wind 1 | Edgartown, MA | 134.2 GWh |
| #854 | Golden Hills North Wind Energy Center | Livermore, CA | 134.1 GWh |
| #855 | Spearville | Ford, KS | 133.6 GWh |
| #856 | Mojave 3/4/5 | Mojave, CA | 132.8 GWh |
| #857 | Community Wind South | Rushmore, MN | 132.3 GWh |
| #858 | Stony Creek Wind Farm LLC | Berlin, PA | 132.0 GWh |
| #859 | Macho Springs Power I | Deming, NM | 130.2 GWh |
| #860 | Northern Iowa Windpower II | Kensett, IA | 130.2 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Passadumkeag Windpark LLC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Bull Hill Wind Project | Eastbrook, ME | 74.0 GWh | 24 mi |
| Corkwood Solar (CSG) | Howland, ME | 5.4 GWh | 25.8 mi |
| Downeast Wind | Columbia, ME | 344.2 GWh | 25.9 mi |
| Dynamic - Enfield Hammett Road CSG | Enfield, ME | 984.0 MWh | 23.3 mi |
| Hancock Wind Plant | T22 MD, ME | 109.2 GWh | 21.6 mi |
| Indeck West Enfield Energy Center | West Enfield, ME | 50.6 GWh | 24 mi |
| Maine Independence Station | Veazie, ME | 2.5 TWh | 29.7 mi |
| Milford Hydro Station | Milford, ME | 37.2 GWh | 23 mi |
| Orono B | Orono, ME | 21.3 GWh | 25.6 mi |
| Orono Hydro Station | Orono, ME | 5.8 GWh | 25.8 mi |
| Pisgah Mountain Wind | Clifton, ME | 25.3 GWh | 25.4 mi |
| Pumpkin Hill | Lowell, ME | 3.2 GWh | 14.8 mi |
| Rollins Wind Project | Winn Village, ME | 136.1 GWh | 20.8 mi |
| Silver Maple | Clifton, ME | 58.7 GWh | 25 mi |
| Stetson Wind I | Danforth, ME | 120.7 GWh | 30.3 mi |
| Stillwater B | Old Town, ME | 10.5 GWh | 25.6 mi |
| Stillwater Hydro Station | Stillwater, ME | 7.0 GWh | 25.7 mi |
| Weaver Wind | Township 16, ME | 220.7 GWh | 24.1 mi |
| West Enfield Hydro | West Enfield, ME | 77.5 GWh | 24.7 mi |
| Wymans Deblois | Deblois, ME | 244.0 MWh | 27.6 mi |