Cobble Mountain
A 33 MW hydroelectric power plant in Hampden, Massachusetts, owned by City of Holyoke Gas and Electric Dept., commissioned in 1930.
Facility nameplate · EIA Plant ID 1630Hydroelectric
Nameplate capacity
33 MW
Primary fuel
Hydroelectric
Commissioned
1930
Owner
City of Holyoke Gas and Electric Dept.
Location
Hampden, Massachusetts
Coordinates
Generation (2024)
7.8 GWh
Status
Operating
Technology
Conventional Hydroelectric
Units
3
Reported annual generation
| Year | GWh | |
|---|---|---|
| 2015 | 18.7 | |
| 2016 | 11.5 | |
| 2017 | 10.7 | |
| 2018 | 29.2 | |
| 2019 | 21.1 | |
| 2020 | 12.1 | |
| 2021 | 20.8 | |
| 2022 | 7.3 | |
| 2023 | 10.5 | |
| 2024 | 7.8 |
Nearby power plants
| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| Russell (MA) | Solar | 3 MW | ~5 km |
| International Paper Woronoco Mill | Hydroelectric | 2.8 MW | ~6 km |
| Indian River Hydro | Hydroelectric | 1.4 MW | ~8 km |
| Twiss Street Solar | Solar | 1.5 MW | ~10 km |
| Holiday Hill Community Wind | Wind | 5 MW | ~11 km |
| CED Westfield Solar, LLC | Solar | 2 MW | ~11 km |
See all hydroelectric plants in Massachusetts or browse all plants in Massachusetts.