Buffalo Ridge I LLC
21006 486th Avenue, Elkton, SD 57026Plant Summary Information
Buffalo Ridge I LLC is ranked #32 out of 50 power plants in South Dakota in terms of total annual net electricity generation.
Buffalo Ridge I LLC generated 23.0 GWh during the 3-month period between May 2026 to August 2026.
| Plant Name | Buffalo Ridge I LLC |
|---|---|
| Utility Name | Avangrid Power LLC |
| Location | Brookings County, SD |
| Initial Operation Date | April 2009 |
| Last Update | Aug 2026 |
| Annual Generation | 97.3 GWh |
| Annual Consumption | 351.3 k MMBtu |
| Ranked #3,590 out of 13,301 Power Plants Nationwide | |
| Ranked #925 out of 1,377 Wind Power Plants Nationwide | |
| Ranked #32 out of 50 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 2025) |
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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 Aug 2026 |
| Initial Operation Date | April 2009 |
| Annual Generation | 97.3 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 |
|---|---|---|---|
| #915 | Meadow Lake Wind Farm IV | Lafayette, IN | 103.5 GWh |
| #916 | Roth Rock Wind Farm LLC | Oakland, MD | 102.8 GWh |
| #917 | Poseidon Wind, LLC | Herber, AZ | 102.5 GWh |
| #918 | Oak Glen Wind Farm | Blooming Prairie, MN | 101.9 GWh |
| #919 | Pakini Nui Wind Farm | Naalehu, HI | 101.8 GWh |
| #920 | Moraine II Wind LLC | Woodstock, MN | 101.5 GWh |
| #921 | Waymart Wind | Forest City, PA | 100.7 GWh |
| #922 | Flying Cloud Power Partners LLC | Lake Park, IA | 98.1 GWh |
| #923 | Central Plains Wind Farm | Marienthal, KS | 98.0 GWh |
| #924 | Spion Kop Wind Farm | Geyser, MT | 97.7 GWh |
| #926 | Buena Vista Energy LLC | Byron, CA | 96.1 GWh |
| #927 | Patton Wind Farm | Patton, PA | 95.8 GWh |
| #928 | FPL Energy Montezuma Winds LLC | Birds Landing, CA | 95.5 GWh |
| #929 | Deerfield Wind LLC | Searsburg, VT | 95.4 GWh |
| #930 | Dry Lake Wind LLC | Heber, AZ | 95.2 GWh |
| #931 | Prairie Hill Wind Project | Mart, TX | 94.0 GWh |
| #932 | Munnsville Wind Farm LLC | Madison, NY | 93.4 GWh |
| #933 | 85 B | Tehachapi, CA | 93.2 GWh |
| #934 | Lookout Windpower LLC | Berlin, PA | 91.1 GWh |
| #935 | Casselman Wind Power Project | Garrett, PA | 91.0 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 | 491.0 GWh | 10.6 mi |
| Autumn Hills LLC | Hendricks, MN | 3.7 GWh | 2.6 mi |
| Blazing Star 2 Wind Farm | Hendricks, MN | 834.5 GWh | 6.2 mi |
| Blazing Star Wind Farm 1 | Hendricks, MN | 853.2 GWh | 9.4 mi |
| Buffalo Ridge II LLC | Elkton, SD | 510.0 GWh | 9.9 mi |
| Buffalo Ridge Wind | Lake Benton, MN | 432.5 GWh | 8.9 mi |
| Coyote Ridge | White, SD | 370.9 GWh | 3.8 mi |
| Deer Creek Station | White, SD | 1.2 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 | 234.7 GWh | 11 mi |
| Lakota Ridge LLC | Hendricks, MN | 13.6 GWh | 3.4 mi |
| Lincoln Heights I | Lake Benton, MN | 8.3 GWh | 10.3 mi |
| Lincoln Heights II | Lake Benton, MN | 4.9 GWh | 10.9 mi |
| MinnDakota Wind LLC | Ivanhoe, MN | 337.3 GWh | 13.2 mi |
| Shaokatan Hills LLC | Hendricks, MN | 11.0 GWh | 2.3 mi |
| Sun River LLC | Hendricks, MN | 3.7 GWh | 2.1 mi |
| Tatanka Ridge | Toronto, SD | 513.3 GWh | 12 mi |
| Tsar Nicholas LLC | Hendricks, MN | 3.7 GWh | 2.3 mi |