M STREET JET
OperatingOil power plant
- Capacity
- 69 MW
- Primary fuel
- Oil
- County
- Suffolk County
- Operator
- MASSACHUSETTS BAY TRANS AUTH
- Status
- Operating
- Commissioned
- 1979
- EIA plant ID
- 10176
- Generators
- 1
- Technology
- Petroleum Liquids
- Net generation (2024)
- 0.457 GWh
- Capacity factor (2024, EIA nameplate)
- under 0.1%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 42.3394, -71.0314
M STREET JET, a 69 MW Oil power plant in Suffolk County, Massachusetts. Operated by MASSACHUSETTS BAY TRANS AUTH, commissioned 1979.
How M STREET JET compares
With 69 MW of capacity, M STREET JET ranks 24th among the 125 operating power plants Bywatts maps in Massachusetts and 4th of the 13 operating Oil plants in the state. It accounts for about 4.5% of Massachusetts's operating Oil capacity and 0.7% of all operating capacity in the state. Nationally it is the 54th-largest of the 544 operating Oil plants in the database. Commissioned in 1979, it is older than 66% of the 122 operating Massachusetts plants with a recorded commissioning year. It shares Suffolk County with 7 other operating plants, including SOMERSET PLANT and MEDICAL AREA TOTAL ENERGY PLANT.
EIA-860 lists 1 generator at the site with 69 MW of nameplate capacity, all petroleum liquids technology. Net generation was 0.457 GWh in 2024 (a capacity factor under 0.1%).
Grid neighborhood
The closest transmission line found within 10 miles is a 115 kV line owned by NSTAR ELECTRIC COMPANY, about 0.4 miles away. Another 19 operating power plants totaling 1,860 MW sit within 25 miles; the largest is FORE RIVER GENERATING STATION (872 MW, Natural Gas). Within 50 miles are 5 mapped data centers; the nearest is Markley Group One Summer Street Boston in Boston, about 1.8 miles away.
Computed by Bywatts from HIFLD power plant and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
M STREET JET is a 69 MW oil power plant in Suffolk County, MA, operated by MASSACHUSETTS BAY TRANS AUTH, commissioned in 1979. Suffolk County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.6 of 5 at the 15th national percentile. Lightning is the leading peril, rated Very High by FEMA at the 81st percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to an oil plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Suffolk County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Lightning | Very High | 81st | 4.3 of 5 | 20.0 |
| Hurricane | Relatively High | 77th | 4.1 of 5 | 0.18 |
| Earthquake | Relatively Moderate | 71st | 3.9 of 5 | <0.01 |
| Coastal flooding | Relatively High | 68th | 3.7 of 5 | 7.4 |
| Ice storm | Relatively Moderate | 22nd | 1.9 of 5 | 1.0 |
| Hail | Relatively Moderate | 21st | 1.8 of 5 | 1.6 |
| Tornado | Relatively Moderate | 18th | 1.7 of 5 | 0.02 |
| Wildfire | Very Low | 12th | 1.5 of 5 | <0.01 |
| Heat wave | Relatively High | 10th | 1.4 of 5 | 5.3 |
| Winter weather | Relatively Low | 8th | 1.3 of 5 | 12.2 |
| Riverine flooding | Relatively High | 6th | 1.3 of 5 | 1.7 |
| Strong wind | Relatively Moderate | 6th | 1.2 of 5 | 0.70 |
Model hail, wind and flood exposure for Suffolk 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.