The Weston Reservoir is part of the greater

Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...

water supply maintained by the

Massachusetts Water Resources Authority The Massachusetts Water Resources Authority (MWRA) is a public authority in the Commonwealth of Massachusetts that provides wholesale drinking water and sewage services to certain municipalities and industrial users in the state, primarily in th ...

. It is located in central

Weston Weston may refer to: Places Australia * Weston, Australian Capital Territory, a suburb of Canberra * Weston, New South Wales * Weston Creek, a residential district of Canberra * Weston Park, Canberra, a park Canada * Weston, Nova Scotia * ...

, with its principal public access point on Ash Street. Metropolitan Water District map (Boston, MA, 1910)

Until the 1960s, the Weston Reservoir was one of two primary distribution reservoirs close to Boston, receiving water from the

Sudbury Reservoir The Sudbury Reservoir (2.02 square miles) is an emergency backup Boston metropolitan water reservoir in Massachusetts, located predominantly in Southborough and Marlborough, with small sections in Westborough and Framingham. It was created when t ...

via the

Weston Aqueduct The Weston Aqueduct is an aqueduct operated by the Massachusetts Water Resources Authority (MWRA). Now part of the MWRA backup systems, it was designed to deliver water from the Sudbury Reservoir in Framingham to the Weston Reservoir in Weston. ...

(placed in service in December 1903). In the 1930s the system was extended to include water from the

Quabbin Reservoir The Quabbin Reservoir is the largest inland body of water in Massachusetts, and was built between 1930 and 1939. Along with the Wachusett Reservoir, it is the primary water supply for Boston, to the east, and 40 other cities and towns in Greate ...

, delivered to the Sudbury Reservoir via the

Wachusett Reservoir The Wachusett Reservoir is the second largest body of water in the state of Massachusetts. It is located in central Massachusetts, northeast of Worcester. It is part of the water supply system for metropolitan Boston maintained by the Massachuset ...

and

Wachusett Aqueduct The Wachusett Aqueduct is a secondary aqueduct that carries water from the Wachusett Reservoir to the John J. Carroll Water Treatment Plant at Walnut Hill in Marlborough, Massachusetts. It is part of the public water supply system for the commu ...

. This system has since the mid-20th century been upgraded to use completely underground facilities downstream of the Wachusett Reservoir. The Weston Reservoir remains a backup connection to two underground storage tanks near the

Massachusetts Turnpike The Massachusetts Turnpike (colloquially "Mass Pike" or "the Pike") is a toll highway in the US state of Massachusetts that is maintained by the Massachusetts Department of Transportation (MassDOT). The turnpike begins at the New York state li ...

elsewhere in Weston. Weston Reservoir P1090738

Walkers extensively use the area around the Weston Reservoir. This reservoir is maintained by the MWRA along with other open distribution reservoirs (Sudbury, Foss, Brackett, Stearns, Norumbega, Waban, Spot Pond, Chestnut Hill and Middlesex Fells) as a backup distribution system. The grounds of this reservoir are also used by the MWRA's Emergency Service Unit for training and storage of emergency trucks and equipment.

References

Storage specificationsMWRA system mapEPA reports including Weston Reservoir
{{authority control Lakes of Middlesex County, Massachusetts Reservoirs in Massachusetts Buildings and structures in Middlesex County, Massachusetts Protected areas of Middlesex County, Massachusetts Weston, Massachusetts