Aaron River Reservoir is a reservoir mostly in

Cohasset, Massachusetts Cohasset is a town in Norfolk County, Massachusetts, United States. As of the 2020 census the population was 8,381. History Cohasset was inhabited for thousands of years by Native Americans prior to European colonization, from whom English c ...

, with small stretches extending into Hingham and

Scituate Scituate is the name of some communities in New England in the United States: *Brunswick, Maine, formerly named Scituate *Scituate, Massachusetts, a New England town **Scituate (CDP), Massachusetts, an area in the town of Scituate *Scituate, Rhode ...

. The outflow of the pond is Aaron River. Most of the reservoir is in the eastern side of

Wompatuck State Park Wompatuck State Park is a state-owned, public recreation area of about in size located primarily in the town of Hingham with portions in the neighboring towns of Cohasset, Norwell, and Scituate, Massachusetts, in the United States. In additi ...

. The village of Beechwood lies to the east of the reservoir. The reservoir is a Class A water supply source used as a backup source for the Town of Cohasset. The water quality is impaired due to mercury contamination, although the source of the mercury is unknown.

References

External links

Environmental Protection AgencySouth Shore Coastal Watersheds - Lake Assessments
Reservoirs in Massachusetts Lakes of Norfolk County, Massachusetts Buildings and structures in Norfolk County, Massachusetts Protected areas of Norfolk County, Massachusetts Cohasset, Massachusetts {{NorfolkCountyMA-geo-stub