Twin Buttes II Wind
9938 County Road 12, Lamar, CO 81052Plant Summary Information
Twin Buttes II Wind is ranked #45 out of 299 power plants in Colorado in terms of total annual net electricity generation.
Twin Buttes II Wind generated 78.5 GWh during the 3-month period between April 2026 to July 2026.
| Plant Name | Twin Buttes II Wind |
|---|---|
| Utility Name | Avangrid Power LLC |
| Location | Prowers County, CO |
| Initial Operation Date | December 2017 |
| Last Update | Jul 2026 |
| Annual Generation | 301.0 GWh |
| Annual Consumption | 1.1 M MMBtu |
| Ranked #2,044 out of 13,285 Power Plants Nationwide | |
| Ranked #617 out of 1,374 Wind Power Plants Nationwide | |
| Ranked #45 out of 299 Colorado Power Plants | |
| Ranked #23 out of 34 Colorado Wind Power Plants | |
| Fuel Types | Wind |
| Previous Operator |
Avangrid Renewables LLC (2016 to 2023) Avangrid Power LLC (2024 to 2025) |
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Monthly Net Generation for Twin Buttes II Wind
Monthly Plant Fuel Consumption for Twin Buttes II Wind
Twin Buttes II Wind Details
| Summary Information | |
|---|---|
| Plant Name | Twin Buttes II Wind (61040) |
| Plant Address | 9938 County Road 12, Lamar, CO 81052 |
| Utility | Avangrid Power LLC (15399) |
| Latitude, Longitude | 37.773, -102.546 |
| Generation Dates on File | Dec 2017 to Jul 2026 |
| Initial Operation Date | December 2017 |
| Annual Generation | 301.0 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 | EG17-93-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Western Area Power Administration - Rocky Mountain Region (WACM) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Great River Energy (7570) |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator WT1 Details Operating December 2017
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 75 MW |
| Summer Capacity | 75 MW |
| Winter Capacity | 75 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 2017 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Carbon Capture Technology | No |
| Turbines/Hydrokinetic Buoys | 36 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 36 |
|---|---|
| Predominant Turbine Manufacturer | Gamesa |
| Predominant Turbine Model Number | G114-2.0 |
| Design Wind Speed | 19.7 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 262 |
Twin Buttes II Wind 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 |
|---|---|---|---|
| #607 | Mehoopany Wind Energy LLC | Noxen, PA | 307.0 GWh |
| #608 | Spring Valley Wind Project | Ely, NV | 306.7 GWh |
| #609 | Elkhorn Valley Wind Farm | Union, OR | 305.8 GWh |
| #610 | Baron Winds Farm | Cohocton, NY | 305.1 GWh |
| #611 | Shady Oaks Wind 2 | Compton, IL | 304.8 GWh |
| #612 | Wellsburg Wind Project | Wellsburg, IA | 304.8 GWh |
| #613 | Palouse | Oakesdale, WA | 303.4 GWh |
| #614 | Prairie Star Wind Farm | Grand Meadow, MN | 303.3 GWh |
| #615 | Shady Oaks Wind Farm | Compton, IL | 302.3 GWh |
| #616 | Northwest Ohio Wind | Haviland, OH | 302.0 GWh |
| #618 | Green Pastures Wind II | Seymour, TX | 298.1 GWh |
| #619 | Leaning Juniper Wind Power II | Arlington, OR | 296.5 GWh |
| #620 | Origin Wind | Hennepin, OK | 295.7 GWh |
| #621 | Rolling Hills | Glenrock, WY | 295.1 GWh |
| #622 | Pacific Wind LLC | Rosamond, CA | 294.7 GWh |
| #623 | Tuscola Wind II LLC | Reese, MI | 292.8 GWh |
| #624 | Shiloh IV Wind Project LLC | Birds Landing, CA | 292.8 GWh |
| #625 | Meadow Creek Project Company | Idaho Falls, ID | 292.3 GWh |
| #626 | Breckinridge Wind Project LLC | Enid, OK | 291.5 GWh |
| #627 | Arbuckle Mountain Wind Farm LLC | Davis, OK | 291.5 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Twin Buttes II Wind.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| BH CSG 3 | La Junta, CO | 4.0 GWh | 58 mi |
| Buffalo Dunes Wind Project | Satanta, KS | 761.4 GWh | 81 mi |
| Central Plains Wind Farm | Marienthal, KS | 98.0 GWh | 90.6 mi |
| Cheyenne Ridge Wind Farm | Cheyenne Wells, CO | 1.9 TWh | 87.8 mi |
| Colorado Green Holdings LLC | Lamar, CO | 564.0 GWh | 6.4 mi |
| Crossing Trails Wind Power Project LLC. | Seibert, CO | 391.1 GWh | 89.3 mi |
| Dusty Rose Wind | Stratton, CO | 348.5 GWh | 93.6 mi |
| Garden City | Garden City, KS | 38.7 GWh | 91 mi |
| Holcomb | Holcomb, KS | 1.5 TWh | 86.5 mi |
| Holly | Holly, CO | 2.0 MWh | 31.4 mi |
| Hugoton 2 | Hugoton, KS | 72.5 MWh | 78.4 mi |
| Johnson | Johnson, KS | 28.0 MWh | 45.7 mi |
| Johnson Corner Solar 1 | Johnson City, KS | 36.1 GWh | 43.7 mi |
| Lamar Plant | Lamar, CO | 8.2 GWh | 18 mi |
| NSE Camber BH CSG 2, LLC | Ordway, CO | 3.9 GWh | 72 mi |
| Rubart | Ulysses, KS | 37.3 GWh | 80.5 mi |
| Sharon Spring | Sharon Springs, KS | 30.4 MWh | 88.4 mi |
| Springfield Wind | Springfield, CO | 5.4 GWh | 39.5 mi |
| Twin Buttes Wind Project | Lamar, CO | 228.2 GWh | 18.6 mi |
| Vilas Solar Array | Springfield, CO | 3.6 GWh | 27.2 mi |