Alta Wind VIII — Plant Summary
- EIA Plant ID
- 57835
- Capacity
- 150 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Kern, CA
- Operating Since
- 2012
- Generators
- 1
- Operator
- Nextera Energy Resources
- Parent Company
- NRG Energy
- Annual Generation
- 221,971 MWh
- Capacity Factor
- 16.8%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Alta Wind VIII
OperatingWind
Ranked #9 of 116 Wind plants in CA#491 of 1442 nationally
150 MW Wind operating in Kern, CA — California Independent System Operator
EIAGEMWD
150 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2012
Operating Since
Location
Coordinates
35.0261, -118.2344
County
Kern, CA
Nearby Plants
- Pinyon Pine IIWind132 MW · 1.0 km
- Alta Wind Energy Center VWind168 MW · 2.1 km
- Brookfield Tehachapi 1Wind102 MW · 2.1 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Nextera Energy Resources | Terra-Gen | — |
| Owner(s) | Brookfield Renewable Energy Group | NRG Energy | — |
| Status | Operating | operating | — |
Ownership Chain
About
Alta Wind VIII is a 150 MW wind power plant located in Kern County, California. The plant began operating in 2012 and consists of a single generator utilizing onshore wind turbine technology. It is owned by NRG Energy and operated by Nextera Energy Resources.
The plant's latest annual generation was 221,971 MWh, achieving a capacity factor of 16.8%. Alta Wind VIII operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. It is the 13th largest wind farm in California out of 28, and ranks 515th nationally out of 734 wind plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
11.4K MWh
Latest Month
222.0K MWh
Annual Generation
16.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
TOT162E1_6_GN001
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (5)Beta
Industry·corporate
Drumbeat of coal plant closures to continue in 2025
U.S. power companies have announced the closure or gas conversion of 9356 MW of coal-fired capacity in 2025.
IEEFA | Institute for Energy Economics and Financial Analysis·11 months ago
Industry·corporate
Top 10: Wind Energy Projects
The top wind energy projects supporting the energy transition include companies like China Longyuan Power, SSE Renewables, Equinor,...
China Longyuan Power (other)SSE Renewables (other)
Energy Digital Magazine·1 years ago
Industry·corporate
The Yield Created by the Yieldco
Some of the more significant Yieldco activity, in reverse order of funding dates, include: SunEdison, on July 18, 2014, spun off 524 MW of...
SunEdison (other)
Akin·11 years ago
Deals·m and a
Analysis: NRG buys into world's biggest project
NRG Yield is buying seven phases of the Alta project from developer Terra-Gen Power for $870 million plus the project financing cost of $1.6 billion.
NRG (buyer)Terra-Gen Power (seller)
Wind Power Monthly·11 years ago
Last updated 2026-03-14
View all 5 articles