94th largest plant in Massachusetts · 6327th nationally
Mt. Tom Solar Project Hybrid is a solar power plant in Massachusetts with a nameplate capacity of 7.6 MW. It generates roughly 5.3k MWh per year — enough to power about 501 average U.S. homes.
Its capacity factor of 8% reflects intermittent or peaking operation.
| Plant Name | Mt. Tom Solar Project Hybrid |
|---|---|
| Operator | Mt. Tom Solar, Llc |
| City | Holyoke |
| County | Hampden County |
| State | Massachusetts |
| ZIP | 01040 |
| Coordinates | 42.26860, -72.60300 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| PV1 | Solar Photovoltaic | Solar | 4.5 MW | Operating | 2017 |
| BA1 | Batteries | Battery | 3.1 MW | Operating | 2019 |
| 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.