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943.5 MW Natural Gas operating in Contra Costa, CA — California Independent System Operator
943.5 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
2002
Operating Since
Coordinates
38.0169, -121.8439
County
Contra Costa, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Delta Energy Center LLC | — | — |
| Owner(s) | Delta Energy Center LLC | — | — |
| Status | Operating | — | — |
Delta Energy Center is a 943.5 MW natural gas-fired combined cycle power plant located in Contra Costa County, California. The plant began operating in 2002 and is owned and operated by Delta Energy Center LLC. It consists of four generators utilizing natural gas as its primary fuel source. The facility is 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, Delta Energy Center generated 4,137,805 MWh of electricity, achieving a capacity factor of 50.1%. The plant is a significant contributor to California's power grid, ranking as the 8th largest power plant in the state out of 76 facilities and 185th nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
384.9K MWh
Latest Month
4.1M MWh
Annual Generation
50.1%
Capacity Factor
CO₂ Intensity
855 lb/MWh
NOx
0.062 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $910.6M
Point of Interconnection
Nearest Substation
Delta Energy Center · 230 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
DELTA_2_PL1X4
Pricing Hub
TH_NP15_GEN-APND
Node Source
EIA-860 direct report
Last updated 2026-03-26
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ask pi about Delta Energy CenterCalifornia Independent System Operator (CISO)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.004 lb/MWh
CH₄
0.016 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
50.8%
Annual Net Gen
4200 GWh
CO₂eq
856 lb/MWh
Subregion
WECC California