Where is Ocean State Power?

In Providence County, Rhode Island (RI). 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 Ocean State Power?

254 MW of nameplate capacity across 3 units, as of the EIA-860M release for 2026-07.

Who owns Ocean State Power?

EIA-860M names Ocean State Power Co 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 Ocean State Power LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Ocean State Power Co 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 "Ocean State Power LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Ocean State Power still running?

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

Ocean State Power

Ocean State Power is a 254 MW natural gas power plant in Providence County, Rhode Island, operated by Ocean State Power Co. EIA-860M lists 3 generating units here, inside ISO New England. Its units entered service in 1990.

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: 254.2 MW; 231.8 MW net summer
Generating units: 3
In service: 1990
EIA plant ID: 51030

Where it is

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County: Providence County, Rhode Island
Coordinates: 42.0097, -71.6689
Balancing authority: ISNE
Sector: IPP Non-CHP

Units, technology and status

Operator of record: Ocean State Power Co
Primary energy source: Natural gas
Technologies: Natural Gas Fired Combined Cycle
Status: Operating

Every plant Ocean State Power Co reports to EIA →

Ocean State Power: FAQ

Where is Ocean State Power?: In Providence County, Rhode Island (RI). 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 Ocean State Power?: 254 MW of nameplate capacity across 3 units, as of the EIA-860M release for 2026-07.
Who owns Ocean State Power?: EIA-860M names Ocean State Power Co 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 Ocean State Power LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Ocean State Power Co 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 "Ocean State Power LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Ocean State Power still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.