Feature class contains seaports in Puerto Rico and the US Virgin Islands. Information was verified with PR Port Authority (https://prpa.pr.gov/Pages/default.aspx) and USVI Port Authority (https://www.viport.com/) websites.

Dataset was updated on March 1, 2017.

Dataset last updated on February 1, 2019 for the relocation of the Vieques and Culebra Ferry Terminal.

Dataset last updated on June 29, 2021; to fix the location and coordinates to: Victor William Sewer Marine Facility "The Creek" (St. John). Fixed the name for: Theovald Eric Moorehead Dock (had a typo). Updated the links to the PR's and USVI's respective Port Authorities.