Power Plants in Massachusetts

694 plants · 13.7 GW total capacity

Massachusetts has 694 power plants with 13.7 GW total capacity. The generation mix includes 522 solar, 53 battery, 40 gas plants.

Largest is Canal (1495 MW Residual Oil); oldest active is Cabot Holyoke (1893); newest is Oak Leaf Solar XVI Community Solar (2025); top owner is AES Distributed Energy (36 plants).

26 interconnection queue projects in Massachusetts totaling 9.8 GW of proposed capacity.

Explore Massachusetts on interactive map →

By Fuel Type

All Plants (sorted by capacity)

Queue Projects in Massachusetts (26 projects)