Buffalo Ridge II LLC
21006 486th Avenue, Elkton, SD 57026Plant Summary Information
Buffalo Ridge II LLC is ranked #18 out of 49 power plants in South Dakota in terms of total annual net electricity generation.
Buffalo Ridge II LLC generated 148.0 GWh during the 3-month period between December 2025 to March 2026.
| Plant Name | Buffalo Ridge II LLC |
|---|---|
| Utility Name | Avangrid Power LLC |
| Location | Brookings County, SD |
| Initial Operation Date | December 2010 |
| Last Update | Mar 2026 |
| Annual Generation | 459.4 GWh |
| Annual Consumption | 1.8 M MMBtu |
| Ranked #1,451 out of 12,332 Power Plants Nationwide | |
| Ranked #405 out of 1,358 Wind Power Plants Nationwide | |
| Ranked #18 out of 49 South Dakota Power Plants | |
| Ranked #12 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) |
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Monthly Net Generation for Buffalo Ridge II LLC
Monthly Plant Fuel Consumption for Buffalo Ridge II LLC
Buffalo Ridge II LLC Details
| Summary Information | |
|---|---|
| Plant Name | Buffalo Ridge II LLC (57424) |
| Plant Address | 21006 486th Avenue, Elkton, SD 57026 |
| Utility | Avangrid Power LLC (15399) |
| Latitude, Longitude | 44.5281, -96.6267 |
| Generation Dates on File | Dec 2010 to Mar 2026 |
| Initial Operation Date | December 2010 |
| Annual Generation | 459.4 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 | EG10-14-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| 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 | Bonneville Power Administration (1738) OR |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator 1 Details Operating December 2010
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 210 MW |
| Summer Capacity | 210 MW |
| Winter Capacity | 210 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 2010 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Carbon Capture Technology | No |
| Turbines/Hydrokinetic Buoys | 105 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 105 |
|---|---|
| Predominant Turbine Manufacturer | Gamesa |
| Predominant Turbine Model Number | G87-2.0 |
| Design Wind Speed | 17.5 MPH |
| Wind Quality Class | 3 - Low Wind |
| Turbine Hub Height Feet | 256 |
Buffalo Ridge II LLC Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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|---|---|---|---|
| #395 | Mesquite Creek Wind | Lamesa, TX | 469.7 GWh |
| #396 | Wellsburg Wind Project | Wellsburg, IA | 468.7 GWh |
| #397 | Prairie Switch Wind LLC | El Campo, TX | 466.4 GWh |
| #398 | Chevelon Butte Phase 2 | Winslow, AZ | 466.1 GWh |
| #399 | Ensign Wind LLC | Montezuma, KS | 464.2 GWh |
| #400 | Laurel Wind Farm | Laurel, IA | 463.1 GWh |
| #401 | Bobcat Bluff Wind Project LLC | Archer, TX | 462.3 GWh |
| #402 | Wildcat Creek Wind Farm LLC | Gainesville, TX | 462.0 GWh |
| #403 | Walleye Wind | Beaver Creek, MN | 461.3 GWh |
| #404 | Gunsight Mountain Wind Energy LLC | Big Spring, TX | 460.7 GWh |
| #406 | Marble River Wind Farm | Churubusco, NY | 459.4 GWh |
| #407 | Pioneer Trail Wind Farm, LLC | Paxton, IL | 458.8 GWh |
| #408 | Ford County Wind Farm LLC | Ford County, IL | 456.7 GWh |
| #409 | Los Vientos Windpower III | Rio Grande City, TX | 455.9 GWh |
| #410 | Heartland Farms | Middleton, MI | 454.5 GWh |
| #411 | Prairie Rose Wind Farm | Hardwick, MN | 454.0 GWh |
| #412 | Voyager Wind II | Mojave, CA | 451.8 GWh |
| #413 | Ponderosa Wind II | Balko, OK | 451.7 GWh |
| #414 | Briscoe Wind Farm | Silverton, TX | 451.1 GWh |
| #415 | La Chalupa, LLC | Rio Hondo, TX | 450.5 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Buffalo Ridge II LLC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Astoria Station | Astoria, SD | 493.9 GWh | 4.6 mi |
| Autumn Hills LLC | Hendricks, MN | 3.7 GWh | 12.4 mi |
| Blazing Star 2 Wind Farm | Hendricks, MN | 838.4 GWh | 14.7 mi |
| Blazing Star Wind Farm 1 | Hendricks, MN | 843.1 GWh | 12.8 mi |
| Buffalo Ridge I LLC | Elkton, SD | 95.3 GWh | 9.9 mi |
| Buffalo Ridge Wind | Lake Benton, MN | 430.2 GWh | 17.8 mi |
| Community Wind North LLC | Verdi Township, MN | 114.7 GWh | 22.3 mi |
| Coyote Ridge | White, SD | 386.1 GWh | 6.6 mi |
| Deer Creek Station | White, SD | 1.1 TWh | 10.2 mi |
| Jack River LLC | Hendricks, MN | 3.7 GWh | 11.7 mi |
| Jessica Mills LLC | Hendricks, MN | 3.7 GWh | 11.9 mi |
| Julia Hills LLC | Hendricks, MN | 3.7 GWh | 11.5 mi |
| Lake Benton I | Lake Benton, MN | 243.8 GWh | 20.5 mi |
| Lakota Ridge LLC | Hendricks, MN | 16.7 GWh | 13.2 mi |
| Lincoln Heights I | Lake Benton, MN | 10.0 GWh | 19.2 mi |
| Lincoln Heights II | Lake Benton, MN | 6.6 GWh | 20.7 mi |
| Shaokatan Hills LLC | Hendricks, MN | 12.1 GWh | 12 mi |
| Sun River LLC | Hendricks, MN | 3.7 GWh | 11.6 mi |
| Tatanka Ridge | Toronto, SD | 552.4 GWh | 5.1 mi |
| Tsar Nicholas LLC | Hendricks, MN | 3.7 GWh | 12.1 mi |