Gorham Hydro

Originally completed as a two-unit facility in 1917, Gorham Hydro is located on the Androscoggin River. Two more turbine generators were installed in 1923, and the site was purchased by PSNH in 1943.

Facts at a Glance:

• Turbine/generators: 4
• Unit 1 & 2 turbine horsepower (each): 583
• Unit 3 & 4 turbine horsepower (each): 1,000
• Unit 1 & 2 gen. capacity (each): .4 MW
• Unit 3 & 4 gen. capacity (each): .675 MW
• Total gen. capacity: 2.15 MW
• Max. gross head: 20 feet
• Reservoir volume: 346 acre-feet
• Reservoir size: 10 acres
• Dam height: 14 feet