Gateway Generating Station — Plant Summary
- EIA Plant ID
- 56476
- Capacity
- 619.7 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Contra Costa, CA
- Operating Since
- 2009
- Generators
- 3
- Operator
- Pacific Gas & Electric Co.
- Parent Company
- —
- Annual Generation
- 2,911,928 MWh
- Capacity Factor
- 53.7%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Gateway Generating Station
OperatingNatural Gas
Ranked #25 of 306 Natural Gas plants in CA#376 of 2009 nationally
619.7 MW Natural Gas operating in Contra Costa, CA — California Independent System Operator
EIAWD
619.7 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2009
Operating Since
Location
Coordinates
38.0175, -121.7587
County
Contra Costa, CA
Nearby Plants
- Marsh Landing Generating StationNatural Gas828 MW · 0.6 km
- Oakley Solar ProjectSolar1.5 MW · 2.0 km
- Riverview Energy CenterNatural Gas47 MW · 2.8 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Pacific Gas & Electric Co. | — | — |
| Owner(s) | Pacific Gas & Electric Co. | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Gateway Generating Station (GGS), formerly Contra Costa Unit 8 Power Project, is a combined-cycle, natural-gas-fired power station in Contra Costa County, California, which provides power to half a million customers in northern and central California. Gateway Generating Station is on the southern shore of the San Joaquin River, in Antioch, and is one of more than ten fossil-fuel power plants in Contra Costa County.
Read more on WikipediaGateway Generating Station is a 619.7 MW natural gas-fired combined cycle power plant located in Contra Costa County, California. The plant began operating in 2009 and is owned and operated by Pacific Gas & Electric Co. It consists of 3 generators. The plant 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, Gateway Generating Station produced 2,911,928 MWh of electricity, resulting in a capacity factor of 53.7%. The plant ranks as the 25th largest in California out of 76 plants, and 380th nationally out of 945 plants. The installed cost of the plant was $733.61 per kW, according to FERC data.
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
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
269.1K MWh
Latest Month
2.9M MWh
Annual Generation
53.7%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$777/kW
Installed Cost
$44.9/MWh
Operating Cost
PACIFIC GAS AND ELECTRIC COMPANY
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Contra Costa Power Plant Substation · 230 kV
Substation Distance
< 10 km
Operator
Pacific Gas and Electric Company
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
GATWAY_2_PL1X3-APND
Pricing Hub
TH_NP15_GEN-APND
Location Type
Aggregated Node
Node Source
EIA-860 direct report
News & Articles (10)Beta
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