Point Judith Pond is a shallow, four-mile (6 km)-long salt body of water lying behind the barrier beaches and sand dunes that form Point Judith Harbor, which lies immediately west of Point Judith in Narragansett, Rhode Island at the southwestern tip of Narragansett Bay. Located about 14 miles (23 km) southwest of Newport Harbor, Point Judith Pond forms a partial border between the communities of Narragansett and South Kingstown, and is connected to Point Judith Harbor by a narrow waterway that cuts through the beaches and sandy shoreline. This waterway is used by a large fishing fleet and local and transient recreational craft. The harbor handles a large amount of passenger traffic, primarily during the summer. Year-round ferry service is available between Point Judith and Block Island.

Original work in Point Judith Harbor dates back to 1905. Work in the present project, completed in 1950 (except where noted), consists of: