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- Wind & solar
- Storage
- In development
- Under construction
- Operating
- 10 · 100 · 1,000 MW
Map
- Wind & solar
- Storage
- In development
- Under construction
- Operating
Alta Wind XI: location and 7 exact-grade projects within 15 mi. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Alta Wind XI
Power plant · Wind
Key facts
Power plant · Windran 32% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 2014
- Net generation, 2025
- 250,622 MWh
- Grid
- 230 kV to Southern California Edison Co (CISO)
- Location
- Kern County, California
- Operated by
- Alta Wind XI, LLC
Output
Details
Who’s behind it
- Owner
- NRG Renew
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- Technology
- Wind source: “Onshore Wind Turbine”
- Age
- 12 years since 2014
All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Grid |
|
| Fuel burned (MMBtu), 2025 | 855,122 |
| Capacity factor, 2025 | 0.318 |
| Net generation (MWh), 2025 | 250,622 |
| Balancing authority code | CISO |
Wind turbines
Wind turbines
USGS maps these turbines around a center 1.9 mi from the point this page maps the plant at; the nearest turbine is 0.1 mi from that point.
- Turbines
- 52
- Turbine capacity (MW)
- 99.9
- Turbine models
- 42 GE Wind GE1.7-100 and 10 GE Wind GE2.85-103
- Hub height (m)
- 80–85
- Rotor diameter (m)
- 100–103
- Year online
- 2013
Source U.S. Wind Turbine Database
Source
- U.S. Wind Turbine DatabaseMap services and data are available from U.S. Wind Turbine Database, provided by the U.S. Geological Survey, American Clean Power Association, and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uswtdb
Ownership
2 companies2| Company | Role | Share | As of | Source |
|---|---|---|---|---|
| Alta Wind XI, LLC | Operator | EIA-860M | ||
| NRG Renew | Owner | 100.0% | Dec 31, 2025 | EIA-860 |
Timeline
- In service · EIA-860M
Sources
5 sourcesSources EIA-860M · U.S. Wind Turbine Database · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Sources
- EIA-860M
- U.S. Wind Turbine DatabaseMap services and data are available from U.S. Wind Turbine Database, provided by the U.S. Geological Survey, American Clean Power Association, and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uswtdb
- EIASource: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
- EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Around this plant
Nearby
within 15 mi| Project | Kind | Away | MW |
|---|---|---|---|
| Tehachapi Wind Resource I Postponed | Wind | 0.3 mi | 0.6 |
| 4001 and 2510 ClearVista Solar and Wind Withdrawn | Wind | 2.9 mi | 24.5 |
| Windhub Solar B, LLC Under construction | Solar | 7.7 mi | 26.4 |
| Syracuse and Tours Renewable Energy Permitted | Solar + storage | 9.1 mi | 80 |
| Camino Solar Hybrid Postponed | Storage | 9.8 mi | 11 |
| Tehachapi Spindle Withdrawn | Storage | 11.1 mi | 20 |
| Rosamond South II Under construction | Storage | 14.9 mi | 140 |