Scituate Reservoir map
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About Scituate Reservoir
The largest fresh waterbody in Rhode Island, the Scituate Reservoir is the source of Providence Water’s supply. The Y-shaped reservoir is nearly 6 miles long and has a storage capacity of nearly 37 billion gallons at the Gainer Dam spillway elevation. Its average depth is about 32 feet, while it reaches a depth of 90 feet just upstream of the dam.