OCEAN STATE POWER II
OperatingNatural Gas power plant
- Capacity
- 254 MW
- Primary fuel
- Natural Gas
- County
- Providence County
- Operator
- OCEAN STATE POWER II
- Status
- Operating
- Commissioned
- 1991
- EIA plant ID
- 54324
- Generators
- 3
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 897 GWh
- Capacity factor (2024, EIA nameplate)
- 40%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 42.0104, -71.6703
OCEAN STATE POWER II, a 254 MW Natural Gas power plant in Providence County, Rhode Island. Operated by OCEAN STATE POWER II, commissioned 1991.
How OCEAN STATE POWER II compares
With 254 MW of capacity, OCEAN STATE POWER II ranks 4th among the 20 operating power plants Bywatts maps in Rhode Island and 4th of the 6 operating Natural Gas plants in the state. It accounts for about 13% of Rhode Island's operating Natural Gas capacity and 13% of all operating capacity in the state. Nationally it is the 495th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1991, it is older than 58% of the 12 operating Rhode Island plants with a recorded commissioning year. It shares Providence County with 14 other operating plants, including ENTERGY RHODE ISLAND STATE ENERGY LP and MANCHESTER STREET.
EIA-860 lists 3 generators at the site with 254 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 897 GWh in 2024 (a 40% capacity factor), up 27% from 2022.
Grid neighborhood
The nearest named substation is LAKE ROAD (345 kV), about 14.9 miles away; the closest transmission line found within 10 miles is a 345 kV line, under 0.1 miles away. Another 24 operating power plants totaling 4,565 MW sit within 25 miles; the largest is LAKE ROAD GENERATING PLANT (840 MW, Natural Gas). Within 50 miles are 4 mapped data centers; the nearest is Equinix BO1 - Boston, Waltham in Waltham, about 33.6 miles away.
Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
OCEAN STATE POWER II is a 254 MW natural gas power plant in Providence County, RI, operated by OCEAN STATE POWER II, commissioned in 1991. Providence County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.6 of 5 at the 14th national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 75th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Providence County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 75th | 4.0 of 5 | 0.18 |
| Earthquake | Relatively Low | 53rd | 3.1 of 5 | <0.01 |
| Riverine flooding | Relatively High | 52nd | 3.1 of 5 | 3.0 |
| Coastal flooding | Relatively Low | 41st | 2.7 of 5 | 3.8 |
| Ice storm | Relatively High | 31st | 2.2 of 5 | 2.4 |
| Hail | Relatively Moderate | 24th | 2.0 of 5 | 2.0 |
| Tornado | Relatively Moderate | 22nd | 1.9 of 5 | 0.10 |
| Wildfire | Very Low | 17th | 1.7 of 5 | <0.01 |
| Lightning | Relatively High | 12th | 1.5 of 5 | 22.0 |
| Heat wave | Relatively High | 10th | 1.4 of 5 | 6.0 |
| Winter weather | Relatively Low | 8th | 1.3 of 5 | 14.3 |
| Strong wind | Relatively Moderate | 4th | 1.2 of 5 | 1.2 |
Model hail, wind and flood exposure for Providence County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.