WHEELABRATOR SAUGUS
OperatingBiomass power plant
- Capacity
- 54 MW
- Primary fuel
- Biomass
- County
- Essex County
- Operator
- WHEELABRATOR ENVIRONMENTAL SYSTEMS
- Status
- Operating
- Commissioned
- 1985
- EIA plant ID
- 50880
- Generators
- 1
- Technology
- Municipal Solid Waste
- Net generation (2024)
- 228 GWh
- Capacity factor (2024, EIA nameplate)
- 45%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 42.4470, -70.9804
WHEELABRATOR SAUGUS, a 54 MW Biomass power plant in Essex County, Massachusetts. Operated by WHEELABRATOR ENVIRONMENTAL SYSTEMS, commissioned 1985.
How WHEELABRATOR SAUGUS compares
With 54 MW of capacity, WHEELABRATOR SAUGUS ranks 27th among the 125 operating power plants Bywatts maps in Massachusetts and 3rd of the 10 operating Biomass plants in the state. It accounts for about 12% of Massachusetts's operating Biomass capacity and 0.6% of all operating capacity in the state. Nationally it is the 70th-largest of the 350 operating Biomass plants in the database. Commissioned in 1985, it is older than 58% of the 122 operating Massachusetts plants with a recorded commissioning year. Its operator, WHEELABRATOR ENVIRONMENTAL SYSTEMS, runs 3 operating plants in Massachusetts totaling 142 MW. It shares Essex County with 9 other operating plants, including WATERS RIVER and COVANTA HAVERHILL.
EIA-860 lists 1 generator at the site with 58 MW of nameplate capacity, all municipal solid waste technology. Net generation was 228 GWh in 2024 (a 45% capacity factor), up 6% from 2022.
Grid neighborhood
The closest transmission line found within 10 miles is a 115 kV line, under 0.1 miles away. Another 26 operating power plants totaling 2,016 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 CoreSite - Boston (BO1) in Somerville, about 7.0 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
WHEELABRATOR SAUGUS is a 54 MW biomass power plant in Essex County, MA, operated by WHEELABRATOR ENVIRONMENTAL SYSTEMS, commissioned in 1985. Essex County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.7 of 5 at the 17th national percentile. Coastal flooding is the leading peril, rated Very High by FEMA at the 88th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a biomass plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Essex County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Coastal flooding | Very High | 88th | 4.5 of 5 | 8.1 |
| Hurricane | Relatively High | 76th | 4.0 of 5 | 0.17 |
| Earthquake | Relatively Moderate | 75th | 4.0 of 5 | <0.01 |
| Ice storm | Very High | 68th | 3.7 of 5 | 1.5 |
| Riverine flooding | Relatively High | 38th | 2.5 of 5 | 2.7 |
| Wildfire | Very Low | 27th | 2.1 of 5 | <0.01 |
| Tornado | Relatively High | 23rd | 1.9 of 5 | 0.12 |
| Strong wind | Relatively High | 13th | 1.5 of 5 | 0.75 |
| Lightning | Relatively High | 11th | 1.4 of 5 | 19.4 |
| Winter weather | Relatively Low | 10th | 1.4 of 5 | 15.1 |
| Heat wave | Relatively Moderate | 7th | 1.3 of 5 | 5.1 |
| Hail | Very Low | 4th | 1.1 of 5 | 1.8 |
Model hail, wind and flood exposure for Essex 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.