Alta Wind XI
8650 Oak Creek Road, Mojave, CA 93501Plant Summary Information
Alta Wind XI is ranked #24 out of 108 wind farms in California in terms of total annual net electricity generation.
Alta Wind XI generated 41.7 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Alta Wind XI |
|---|---|
| Utility Name | Alta Wind XI, LLC |
| Location | Kern County, CA |
| Initial Operation Date | January 2014 |
| Last Update | Dec 2025 |
| Annual Generation | 250.6 GWh |
| Annual Consumption | 922.9 k MMBtu |
| Ranked #2,262 out of 13,081 Power Plants Nationwide | |
| Ranked #687 out of 1,366 Wind Power Plants Nationwide | |
| Ranked #218 out of 1,606 California Power Plants | |
| Ranked #24 out of 108 California Wind Power Plants | |
| Fuel Types | Wind |
| Previous Operators |
Terra-Gen Operating Co LLC (2013 to 2016) NRG Yield LLC (2017 to 2020) Alta Wind XI, LLC (2021 to 2025) |
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Monthly Net Generation for Alta Wind XI
Monthly Plant Fuel Consumption for Alta Wind XI
Alta Wind XI Details
| Summary Information | |
|---|---|
| Plant Name | Alta Wind XI (58395) |
| Plant Address | 8650 Oak Creek Road, Mojave, CA 93501 |
| Utility | Alta Wind XI, LLC (58380) |
| Latitude, Longitude | 35.065, -118.39 |
| Generation Dates on File | Jan 2014 to Dec 2025 |
| Initial Operation Date | January 2014 |
| Annual Generation | 250.6 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 | 11-59-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | California Independent System Operator (CISO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Southern California Edison Co (17609) CA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator AW11 Details Operating January 2014
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Wholly Owned by Other Entity |
| Nameplate Capacity | 90 MW |
| Summer Capacity | 90 MW |
| Winter Capacity | 90 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 2014 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Turbines/Hydrokinetic Buoys | 48 |
| Turbine Details | |
| Number Of Turbines | 48 |
|---|---|
| Predominant Turbine Manufacturer | GE |
| Predominant Turbine Model Number | 1.7-100 |
| Design Wind Speed | 22.4 MPH |
| Wind Quality Class | 3 - Low Wind |
| Turbine Hub Height Feet | 262.4 |
Alta Wind XI Plant Owners
| Owner Name | Address | Ownership |
|---|---|---|
| NRG Renew | 4900 N Scottsdale Road, Scottsdale, AZ 85251 | 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 |
|---|---|---|---|
| #677 | Alta Wind Energy Center V | Mojave, CA | 253.7 GWh |
| #678 | Golden Hills Wind | Livermore, CA | 253.3 GWh |
| #679 | Vantage Wind Energy LLC | Ellensburg, WA | 253.2 GWh |
| #680 | Eight Point Wind | Rexville, NY | 253.1 GWh |
| #681 | Farmers City Wind LLC | Tarkio, MO | 253.0 GWh |
| #682 | Pioneer Wind Park, LLC | Glenrock, WY | 252.6 GWh |
| #683 | Scurry County Wind LP | Snyder, TX | 252.2 GWh |
| #684 | Lake Winds Energy Park | Ludington, MI | 251.4 GWh |
| #685 | EcoGrove Wind LLC | Lena, IL | 251.1 GWh |
| #686 | Pontotoc Wind | Roff, OK | 250.9 GWh |
| #688 | Mountain View I & II | North Palm Springs, CA | 250.4 GWh |
| #689 | Rising Tree Wind Farm | Mojave, CA | 250.4 GWh |
| #690 | Copenhagen Wind Farm | Copenhagen, NY | 250.2 GWh |
| #691 | Hancock County Wind Energy Center | Garner, IA | 249.8 GWh |
| #692 | FPL Energy Vansycle LLC (WA) | Touchet, WA | 249.7 GWh |
| #693 | Macksburg Wind Project | Macksburg, IA | 248.7 GWh |
| #694 | High Sheldon Wind Farm | Strykersville, NY | 248.0 GWh |
| #695 | Apple Blossom Wind Farm | Pigeon, MI | 247.6 GWh |
| #696 | Brookfield | Pigeon, MI | 247.2 GWh |
| #697 | San Roman Wind I, LLC | Los Fresnos, TX | 246.9 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Alta Wind XI.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| 85 A | Tehachapi, CA | 70.6 GWh | 4.3 mi |
| 85 B | Tehachapi, CA | 93.2 GWh | 4.2 mi |
| Alta Wind Energy Center I | Mojave, CA | 399.8 GWh | 3 mi |
| Alta Wind Energy Center III | Mojave, CA | 318.3 GWh | 6.1 mi |
| Cameron Ridge LLC | Mojave, CA | 148.0 GWh | 4.3 mi |
| Coram Energy LLC | Tehachapi, CA | 8.8 GWh | 2.8 mi |
| Coram Energy LLC (4.5MW) | Tehachapi, CA | 9.0 GWh | 4.6 mi |
| Coram Energy LLC (ECT) | Tehachapi, CA | 21.6 GWh | 2.8 mi |
| Helzel & Schwarzhoff 86 | Tehachapi, CA | 3.3 GWh | 1.9 mi |
| Mustang Hills LLC | Mojave, CA | 267.1 GWh | 6 mi |
| Oasis Alta | Mojave, CA | 49.3 GWh | 5.6 mi |
| Oasis Wind | Mojave, CA | 221.1 GWh | 5.5 mi |
| Point Wind | Tehachapi, CA | 216.2 GWh | 2 mi |
| Ridgetop | Mojave, CA | 117.6 GWh | 4.3 mi |
| Ridgetop Energy LLC | Mojave, CA | 24.5 GWh | 4.2 mi |
| Tehachapi Wind Resource I | Tehachapi, CA | 12.3 GWh | 0.3 mi |
| Tehachapi Wind Resource II | Tehachapi, CA | 47.6 GWh | 5.3 mi |
| Victory Garden (Tehachapi) | Tehachapi, CA | 33.0 GWh | 0.5 mi |
| Windstar 1 | Tehachapi, CA | 255.0 GWh | 2.1 mi |
| ZCO | Tehachapi, CA | 1.4 GWh | 1 mi |