The Ashley Reservoir, constructed in 1897 and located in the City of Holyoke, Massachusetts, is owned and operated by the Holyoke Water Department. The Reservoir has an impound capacity of 795 million gallons and a safe yield of 2.1 million gallons of water per day. The Reservoir drainage area is 1,261 acres, of which 1,320 acres encompasses both the Ashley and McLean Reservoirs.
Above text and image courtesy of the City of Holyoke Water Department webpage. For more information about Ashley Reservoir, contact Holyoke Water department.