EXELON EDGAR LLC
OperatingPower plant
- County
- Norfolk County
- Operator
- EXELON POWER
- Status
- Operating
- EIA plant ID
- 1585
- Coordinates
- 42.2421, -70.9639
EXELON EDGAR LLC, a power plant in Norfolk County, Massachusetts. Operated by EXELON POWER. One of 160 power plants tracked in Massachusetts on Bywatts.
Weather peril exposure
EXELON EDGAR LLC is a power plant in Norfolk County, MA, operated by EXELON POWER. Norfolk County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.4 of 5 at the 10th national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 77th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to this plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Norfolk County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 77th | 4.1 of 5 | 0.18 |
| Coastal flooding | Relatively High | 75th | 4.0 of 5 | 7.9 |
| Earthquake | Relatively Moderate | 64th | 3.6 of 5 | <0.01 |
| Ice storm | Relatively High | 50th | 3.0 of 5 | 1.8 |
| Lightning | Relatively High | 33rd | 2.3 of 5 | 21.0 |
| Wildfire | Very Low | 25th | 2.0 of 5 | <0.01 |
| Riverine flooding | Relatively High | 22nd | 1.9 of 5 | 2.9 |
| Tornado | Relatively Moderate | 18th | 1.7 of 5 | 0.08 |
| Winter weather | Relatively Low | 14th | 1.6 of 5 | 13.0 |
| Strong wind | Relatively Moderate | 13th | 1.5 of 5 | 0.92 |
| Heat wave | Relatively Moderate | 7th | 1.3 of 5 | 6.1 |
| Hail | Very Low | 3rd | 1.1 of 5 | 1.8 |
Model hail, wind and flood exposure for Norfolk 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.