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712.4 MW Natural Gas operating in Colusa, CA — California Independent System Operator
712.4 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2010
Operating Since
Coordinates
39.3667, -122.2700
County
Colusa, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Pacific Gas & Electric Co. | — | — |
| Owner(s) | Pacific Gas & Electric Co. | — | — |
| Status | Operating | — | — |
Colusa Generating Station is a 712.4 MW natural gas-fired combined cycle power plant located in Colusa County, California. The plant, which began operating in 2010, is owned and operated by Pacific Gas & Electric Co. It consists of three generators utilizing natural gas as its primary fuel source. Colusa Generating Station operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. It is ranked as the 13th largest power plant in California out of 76, and 301st nationally out of 945.
In its most recent year of operation, Colusa Generating Station produced 2,576,191 MWh of electricity, achieving a capacity factor of 41.4%. Financial data indicates an installed cost of $930.78 per kW, based on FERC filings.
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
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
170.2K MWh
Latest Month
2.6M MWh
Annual Generation
41.4%
Capacity Factor
CO₂ Intensity
871 lb/MWh
NOx
0.031 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.016 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
47.2%
Annual Net Gen
2946 GWh
CO₂eq
872 lb/MWh
Subregion
WECC California
Combined cycle · PACIFIC GAS AND ELECTRIC COMPANY · Data from 2015–2024
$973/kW
Installed Cost
$3/kW
Annual CapEx
$46.6/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Delevan Substation · 230 kV
Substation Distance
< 10 km
Operator
Pacific Gas and Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
COLUSA_2_PL1X3-APND
Pricing Hub
TH_NP15_GEN-APND
Location Type
Aggregated Node
Node Source
EIA-860 direct report
Last updated 2026-03-14
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