393rd largest plant in Massachusetts · 10231st nationally
Seaboard Sheffield, Llc is a solar power plant in Massachusetts with a nameplate capacity of 2.0 MW. It generates roughly 2.8k MWh per year — enough to power about 264 average U.S. homes.
Its capacity factor of 16% reflects intermittent or peaking operation.
| Plant Name | Seaboard Sheffield, Llc |
|---|---|
| Operator | Navisun Llc |
| City | Sheffield |
| County | Berkshire County |
| State | Massachusetts |
| ZIP | 01230 |
| Coordinates | 42.13675, -73.32518 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| SEASH | Solar Photovoltaic | Solar | 2.0 MW | Operating | 2021 |
| NERC Region | NPCC |
|---|---|
| Balancing Authority | Iso New England Inc. |
Utility-scale solar farms convert sunlight directly into electricity using photovoltaic panels. They produce zero direct emissions and have no fuel cost, but generation is variable — peaking at midday and falling to zero at night. Capacity factors typically run 18–28% in good locations.