Alta Wind Energy Center I
15100 Tehachapi Willow Springs, Mojave, CA 93501Plant Summary Information
Alta Wind Energy Center I is ranked #6 out of 110 wind farms in California in terms of total annual net electricity generation.
Alta Wind Energy Center I generated 60.5 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Alta Wind Energy Center I |
|---|---|
| Utility Name | Alta Wind I, LLC |
| Location | Kern County, CA |
| Initial Operation Date | January 2011 |
| Last Update | Dec 2025 |
| Annual Generation | 399.8 GWh |
| Annual Consumption | 1.4 M MMBtu |
| Ranked #1,673 out of 13,301 Power Plants Nationwide | |
| Ranked #484 out of 1,377 Wind Power Plants Nationwide | |
| Ranked #116 out of 1,641 California Power Plants | |
| Ranked #6 out of 110 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 Energy Center I (2021 to 2023) Alta Wind I, LLC (2024 to 2025) |
Map of Alta Wind Energy Center I
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Alta Wind Energy Center I.
Monthly Net Generation for Alta Wind Energy Center I
Monthly Plant Fuel Consumption for Alta Wind Energy Center I
Alta Wind Energy Center I Details
| Summary Information | |
|---|---|
| Plant Name | Alta Wind Energy Center I (57282) |
| Plant Address | 15100 Tehachapi Willow Springs, Mojave, CA 93501 |
| Utility | Alta Wind I, LLC (64618) |
| Latitude, Longitude | 35.03373, -118.35342 |
| Generation Dates on File | Jan 2011 to Dec 2025 |
| Initial Operation Date | January 2011 |
| Annual Generation | 399.8 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 | 10-43-000 |
| 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 | 220.00 kV |
| Energy Storage | No |
Generator AW01 Details Operating January 2011
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Wholly Owned by Other Entity |
| Nameplate Capacity | 150 MW |
| Summer Capacity | 150 MW |
| Winter Capacity | 150 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 2011 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Turbines/Hydrokinetic Buoys | 100 |
| Turbine Details | |
| Number Of Turbines | 100 |
|---|---|
| Predominant Turbine Manufacturer | GE |
| Predominant Turbine Model Number | 1.5 SLE |
| Design Wind Speed | 22.4 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 262 |
Alta Wind Energy Center I 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 |
|---|---|---|---|
| #474 | Skookumchuck Wind Facility | Rainier, WA | 405.7 GWh |
| #475 | Mesquite Creek Wind | Lamesa, TX | 405.2 GWh |
| #476 | Whispering Willow Wind Farm - East | Iowa Falls, IA | 404.6 GWh |
| #477 | Timber Road IV | Payne, OH | 403.5 GWh |
| #478 | Black Rock Wind | Elk Garden, WV | 401.8 GWh |
| #479 | White Rock West Wind Project | Anadarko, OK | 400.4 GWh |
| #480 | Ensign Wind LLC | Montezuma, KS | 400.0 GWh |
| #481 | Willow Creek Wind Power LLC | Newell, SD | 400.0 GWh |
| #482 | Shiloh I Wind Project | Rio Vista, CA | 400.0 GWh |
| #483 | White Oak Energy LLC | Carlock, IL | 399.9 GWh |
| #485 | Rattlesnake Flat | Ritzville, WA | 396.3 GWh |
| #486 | Los Vientos Wind 1B | Sebastian, TX | 394.7 GWh |
| #487 | Senate Wind LLC | Bryson, TX | 393.7 GWh |
| #488 | Clearwater Wind II | Miles City, MT | 392.6 GWh |
| #489 | Lakefield Wind Project LLC | Lakefield, MN | 391.0 GWh |
| #490 | Keechi Wind | Jacksboro, TX | 390.6 GWh |
| #491 | Lost Creek Wind Energy Facility | King City, MO | 390.5 GWh |
| #492 | Buckthorn Wind | Mingus, TX | 388.2 GWh |
| #493 | Goodwell Wind Project LLC | Goodwell, OK | 387.0 GWh |
| #494 | McAdoo Wind Energy LLC | McAdoo, TX | 387.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Alta Wind Energy Center I.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alta Wind Energy Center II | Mojave, CA | 318.3 GWh | 3.4 mi |
| Alta Wind Energy Center III | Mojave, CA | 318.3 GWh | 3.4 mi |
| Alta Wind XI | Mojave, CA | 250.6 GWh | 3 mi |
| CalPortland Company Mojave Wind | Mojave, CA | 24.4 GWh | 0.8 mi |
| Cameron Ridge LLC | Mojave, CA | 148.0 GWh | 3.6 mi |
| Coram Energy LLC | Tehachapi, CA | 8.8 GWh | 2.9 mi |
| Coram Energy LLC (4.5MW) | Tehachapi, CA | 9.0 GWh | 3.1 mi |
| Coram Energy LLC (ECT) | Tehachapi, CA | 21.6 GWh | 1.8 mi |
| Mustang Hills LLC | Mojave, CA | 267.1 GWh | 3.4 mi |
| Oasis Alta | Mojave, CA | 49.3 GWh | 3.9 mi |
| Oasis Wind | Mojave, CA | 221.1 GWh | 3.9 mi |
| Point Wind | Tehachapi, CA | 213.1 GWh | 3.3 mi |
| Ridgetop | Mojave, CA | 117.6 GWh | 3.5 mi |
| Ridgetop Energy LLC | Mojave, CA | 24.5 GWh | 3.2 mi |
| SEPV Mojave West | Mojave, CA | 52.7 GWh | 4.1 mi |
| Tehachapi Wind Resource I | Tehachapi, CA | 12.3 GWh | 2.8 mi |
| Victory Garden (Tehachapi) | Tehachapi, CA | 33.0 GWh | 2.9 mi |
| Windhub Solar A LLC | Mojave, CA | 48.0 GWh | 3.8 mi |
| Windstar 1 | Tehachapi, CA | 255.0 GWh | 1.4 mi |
| ZCO | Tehachapi, CA | 1.4 GWh | 3.4 mi |