Mountain Street Reservoir is a public water supply reservoir. It was constructed in 1895 by damming the Mill River and covers an area of 68 acres. The reservoir provides drinking water to the towns of Williamsburg, Northampton, and Easthampton. The reservoir has a maximum depth of 42 feet.
Mountain Street is on the west side of this reservoir. Rocks Road passes the south end of the reservoir.
Roadside viewing
Restrooms on site
Wheelchair accessible trail
Entrance fee
Last updated November 30, 2023