The Paulins Kill (or, incorrectly, Paulinskill) is a 41 miles river with its two branches: the West Branch is fed by Bear Swamp, Lake Owassa, Culver's Lake, and the Dry Brook in Frankford Township, the Main or East Branch starting at Newton combining near Augusta to flow southwest through Hampton, Stillwater, Hardwick, Blairstown, and Knowlton townships to join the Delaware River near the Delaware Water Gap.