Where is Delta Energy Center?

In Contra Costa County, California (CA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Delta Energy Center?

944 MW of nameplate capacity across 4 units, as of the EIA-860M release for 2026-07.

Who owns Delta Energy Center?

EIA-860M names Delta Energy Center LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Delta Energy Center LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Delta Energy Center LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Delta Energy Center LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Delta Energy Center still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Delta Energy Center

Delta Energy Center is a 944 MW natural gas power plant in Contra Costa County, California, operated by Delta Energy Center LLC. EIA-860M lists 4 generating units here, inside CAISO. Its units entered service in 2002.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity: 943.5 MW; 842 MW net summer
Generating units: 4
In service: 2002
EIA plant ID: 55333

Where it is

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County: Contra Costa County, California
Coordinates: 38.0169, -121.8439
Balancing authority: CISO
Sector: IPP Non-CHP

Units, technology and status

Operator of record: Delta Energy Center LLC
Primary energy source: Natural gas
Technologies: Natural Gas Fired Combined Cycle
Status: Operating

Every plant Delta Energy Center LLC reports to EIA →

Delta Energy Center: FAQ

Where is Delta Energy Center?: In Contra Costa County, California (CA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Delta Energy Center?: 944 MW of nameplate capacity across 4 units, as of the EIA-860M release for 2026-07.
Who owns Delta Energy Center?: EIA-860M names Delta Energy Center LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Delta Energy Center LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Delta Energy Center LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Delta Energy Center LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Delta Energy Center still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.