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49.6 MW Natural Gas operating in Madera, CA — California Independent System Operator
49.6 MW
Nameplate Capacity
16
Generators
units
Natural Gas Internal Combustion Engine
Technology
2001
Operating Since
Coordinates
37.1073, -120.2485
County
Madera, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | California Power Holdings LLC | — | — |
| Owner(s) | California Power Holdings LLC | — | — |
| Status | Operating | — | — |
Chowchilla II is a natural gas-fired power plant located in Madera County, California. The plant has a total capacity of 49.6 MW and consists of 16 natural gas-fueled internal combustion engine generators. It began operating in 2001 and is owned and operated by California Power Holdings LLC. Chowchilla II operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year with available data, Chowchilla II generated 16,491 MWh of electricity, resulting in a capacity factor of 3.8%. The plant ranks 116th in size among 297 power plants in California, and 1114th nationally out of 1963 plants. Chowchilla II has been mentioned in 9 news articles, covering topics such as industry trends, regulatory matters, hazards, and business deals.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
1.5K MWh
Latest Month
16.5K MWh
Annual Generation
3.8%
Capacity Factor
CO₂ Intensity
1205 lb/MWh
NOx
28 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $47.9M
Market Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_ZP26_GEN-APND
Node Source
Shared substation inference
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Chowchilla IICalifornia Independent System Operator (CISO)
Grid Voltage
115.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.033 lb/MWh
CH₄
0.023 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
3.1%
Annual Net Gen
14 GWh
CO₂eq
1206 lb/MWh
Subregion
WECC California