Trustom Pond

Trustom Pond is a closed lagoon in South Kingstown, Washington County, Rhode Island, United States. It is one of nine coastal lagoons (referred to as "salt ponds" by locals) in southern Rhode Island. It has a surface area of , and is the only undeveloped salt pond in the state. The pond averages deep, and has a salinity level of 5 parts per thousand. It is non-tidal, except when breached by storms. The water directly receives about of precipitation per year, with an estimated in daily groundwater flow. No streams flow into the pond, though a nearby stream "captures water that otherwise would have flowed to Trustom Pond".