Pump-out stations in Rhode Island

3 listed from public open data: 3 with a name, 0 without a name in the source.

Where the 3 locations on this page with coordinates are, on an outline of the state from US Census TIGER data (open a row's map link for the exact spot).
Pump-out stations with a name
NameCityMapSource
Pump-Out Stationmap of Pump-Out StationOpenStreetMap
Safe Harbor Island Park Marinamap of Safe Harbor Island Park MarinaOpenStreetMap
Newport MarinaNewportmap of Newport Marina, NewportOpenStreetMap