Buffalo Ridge I LLC
21006 486th Avenue, Elkton, SD 57026Plant Summary Information
Buffalo Ridge I LLC is ranked #31 out of 49 power plants in South Dakota in terms of total annual net electricity generation.
Buffalo Ridge I LLC generated 27.8 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Buffalo Ridge I LLC |
|---|---|
| Utility Name | Avangrid Power LLC |
| Location | Brookings County, SD |
| Initial Operation Date | April 2009 |
| Last Update | Dec 2025 |
| Annual Generation | 106.3 GWh |
| Annual Consumption | 394.3 k MMBtu |
| Ranked #3,359 out of 12,613 Power Plants Nationwide | |
| Ranked #896 out of 1,374 Wind Power Plants Nationwide | |
| Ranked #31 out of 49 South Dakota Power Plants | |
| Ranked #20 out of 25 South Dakota Wind Power Plants | |
| Fuel Types | Wind |
| Previous Operators |
Iberdrola Renewables Inc (2013 to 2014) Avangrid Renewables Inc (2015 to 2015) Avangrid Renewables LLC (2016 to 2023) Avangrid Power LLC (2024 to 2024) |
Map of Buffalo Ridge I LLC
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Buffalo Ridge I LLC.
Monthly Net Generation for Buffalo Ridge I LLC
Monthly Plant Fuel Consumption for Buffalo Ridge I LLC
Buffalo Ridge I LLC Details
| Summary Information | |
|---|---|
| Plant Name | Buffalo Ridge I LLC (56792) |
| Plant Address | 21006 486th Avenue, Elkton, SD 57026 |
| Utility | Avangrid Power LLC (15399) |
| Latitude, Longitude | 44.4328, -96.4779 |
| Generation Dates on File | Apr 2009 to Dec 2025 |
| Initial Operation Date | April 2009 |
| Annual Generation | 106.3 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 | EG09-15-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Northern States Power Co - Minnesota (13781) SD |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 1 Details Operating April 2009
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 50.4 MW |
| Summer Capacity | 50.4 MW |
| Winter Capacity | 50.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | April 2009 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Turbines/Hydrokinetic Buoys | 24 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 24 |
|---|---|
| Predominant Turbine Manufacturer | Suzlon |
| Predominant Turbine Model Number | S88-2100 |
| Design Wind Speed | 18.4 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 259 |
Buffalo Ridge I LLC 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 Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #886 | Minden Wind Park | Minden City, MI | 111.8 GWh |
| #887 | Sterling I Wind Farm | Tatum, NM | 111.1 GWh |
| #888 | Spion Kop Wind Farm | Geyser, MT | 110.8 GWh |
| #889 | Lane City Wind | Lane City, TX | 110.7 GWh |
| #890 | Luverne Wind Energy Center | Luverne, ND | 110.1 GWh |
| #891 | Howard Wind Farm | Hornell, NY | 109.1 GWh |
| #892 | Dry Lake Wind LLC | Heber, AZ | 107.9 GWh |
| #893 | Great Plains Windpark LLC | Spearman, TX | 107.1 GWh |
| #894 | Big Turtle Wind Farm 2 | Harbor Beach, MI | 106.9 GWh |
| #895 | Roth Rock Wind Farm LLC | Oakland, MD | 106.3 GWh |
| #897 | Big Horn Wind II | Bickleton, WA | 105.1 GWh |
| #898 | Poseidon Wind, LLC | Herber, AZ | 103.9 GWh |
| #899 | Crofton Bluffs Wind LLC | Bloomfield, NE | 103.8 GWh |
| #900 | Waymart Wind | Forest City, PA | 103.3 GWh |
| #901 | Central Plains Wind Farm | Marienthal, KS | 102.2 GWh |
| #902 | Whirlwind Energy Center | Floydada, TX | 101.5 GWh |
| #903 | Silver Sage Windpower | Cheyenne, WY | 100.2 GWh |
| #904 | 85 B | Tehachapi, CA | 97.6 GWh |
| #905 | Cabazon Wind Partners | Cabazon, CA | 96.7 GWh |
| #906 | Linden Wind Energy Project | Goldendale, WA | 96.5 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Buffalo Ridge I LLC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Astoria Station | Astoria, SD | 455.4 GWh | 10.6 mi |
| Autumn Hills LLC | Hendricks, MN | 3.7 GWh | 2.6 mi |
| Blazing Star 2 Wind Farm | Hendricks, MN | 865.2 GWh | 6.2 mi |
| Blazing Star Wind Farm 1 | Hendricks, MN | 872.8 GWh | 9.4 mi |
| Buffalo Ridge II LLC | Elkton, SD | 479.3 GWh | 9.9 mi |
| Buffalo Ridge Wind | Lake Benton, MN | 444.5 GWh | 8.9 mi |
| Coyote Ridge | White, SD | 393.0 GWh | 3.8 mi |
| Deer Creek Station | White, SD | 1.1 TWh | 3.7 mi |
| Jack River LLC | Hendricks, MN | 3.7 GWh | 1.9 mi |
| Jessica Mills LLC | Hendricks, MN | 3.7 GWh | 2.4 mi |
| Julia Hills LLC | Hendricks, MN | 3.7 GWh | 1.7 mi |
| Lake Benton I | Lake Benton, MN | 243.8 GWh | 11 mi |
| Lakota Ridge LLC | Hendricks, MN | 16.7 GWh | 3.4 mi |
| Lincoln Heights I | Lake Benton, MN | 10.0 GWh | 10.3 mi |
| Lincoln Heights II | Lake Benton, MN | 6.6 GWh | 10.9 mi |
| MinnDakota Wind LLC | Ivanhoe, MN | 282.9 GWh | 13.2 mi |
| Shaokatan Hills LLC | Hendricks, MN | 12.1 GWh | 2.3 mi |
| Sun River LLC | Hendricks, MN | 3.7 GWh | 2.1 mi |
| Tatanka Ridge | Toronto, SD | 593.8 GWh | 12 mi |
| Tsar Nicholas LLC | Hendricks, MN | 3.7 GWh | 2.3 mi |