Wetherells Pond is a natural pond that covers an area of 23 acres and has a maximum depth of 12 feet. The pond is fed by groundwater and runoff from the surrounding land. The Plainville Conservation Commission manages the pond, which oversees the water quality and the protection of natural resources.

Wetherells Pond is a lake located 0.4 miles from Plainville off West Bacon Street. Plainville Cemetery is adjacent to the pond.