Until the 1960s, the Weston Reservoir was one of two primary distribution reservoirs close to Boston, receiving water from the Sudbury Reservoir via the Weston Aqueduct (placed in service in December 1903). In the 1930s the system was extended to include water from the Quabbin Reservoir, delivered to the Sudbury Reservoir via the Wachusett Reservoir and Wachusett Aqueduct.
Before the 1960s, Weston Reservoir was one of two major reservoirs near Boston that supplied water to the city. It received water from the Sudbury Reservoir via the Weston Aqueduct (built in 1903). In the 1930s, the system expanded to include water from the Quabbin Reservoir, which was delivered to the Sudbury Reservoir through the Wachusett Reservoir and Wachusett Aqueduct.