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102 MW Wind operating in Kern, CA — California Independent System Operator
102 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2011
Operating Since
Coordinates
43.8415, -75.5956
County
Kern, CA
Nearby Plants
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 | Alta Wind IV, LLC | Terra-Gen | — |
| Owner(s) | NRG Renew | NRG Energy | — |
| Status | Operating | operating | — |
Alta Wind Energy Center IV is a 102 MW wind power plant located in Kern County, California. The plant began operating in 2011 and is owned by NRG Energy and operated by Alta Wind IV, LLC. It utilizes a single generator consisting of onshore wind turbines. The facility is interconnected to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) region. The plant is ranked 26th out of 28 wind plants in California and 692nd out of 734 nationally.
The wind farm's turbines have a hub height of 80 meters and a rotor diameter of 90 meters. The turbines were manufactured by Vestas, model V90-3.0. In the most recent year of data, the plant generated 193,377 MWh, achieving a capacity factor of 21.6%. Financial data indicates a power purchase agreement (PPA) price of $11.73 per MWh.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
California Independent System Operator (CISO)
Grid Voltage
220.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
9.2K MWh
Latest Month
193.4K MWh
Annual Generation
21.6%
Capacity Factor
Alta Wind IV, LLC · Data from 2019–2025
$11.7/MWh
PPA Price
Market 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
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