Kaunakakai Harbor is located on the south central coast of Molokai. The project was authorized by the River and Harbor Act of 1935. The project consists of an entrance channel (500 feet wide and 23 feet deep) and a harbor basin (1,500 feet long, 600 feet wide, and 23 feet deep).
The project was completed in 1934 at a cost of $103,200 (Federal funds). The local sponsor is the State of Hawaii, Department of Transportation, Harbors Division.