131st largest plant in Massachusetts · 6987th nationally
Charlemont A is a solar power plant in Massachusetts with a nameplate capacity of 5.0 MW. It generates roughly 3.4k MWh per year — enough to power about 324 average U.S. homes.
Its capacity factor of 8% reflects intermittent or peaking operation.
| Plant Name | Charlemont A |
|---|---|
| Operator | Charlemont Ma, Llc |
| City | Charlemont |
| County | Franklin County |
| State | Massachusetts |
| ZIP | 01339 |
| Coordinates | 42.64200, -72.89600 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| CMS | Solar Photovoltaic | Solar | 2.5 MW | Operating | 2021 |
| CMSB | Batteries | Battery | 2.5 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.