Briggs Reservoir is a 17-acre (6.9 ha) reservoir in Plymouth, Massachusetts located in Billington Sea village south of that pond. The reservoir suffers from shoreline erosion and the water quality is impaired due to non-native aquatic plants in the reservoir.

Briggs Reservoir
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Location	Plymouth, Massachusetts
Coordinates	41°55′40″N 70°41′03″W / 41.92778°N 70.68417°W / 41.92778; -70.68417
Basin countries	United States
Surface area	17 acres (6.9 ha)
Settlements	Billington Sea

There is another Briggs Reservoir located within Plymouth's boundaries in the Manomet section of town.