Marine Sanitation Device (MSD)
On-board equipment for handling sewage; must meet state or federal pollution regulations (Type I, II, or III); covered in boater education as part of environmental stewardship.
Related Terms
Liveaboard Regulations
Rules governing those who reside on their boats, including marine sanitation, docking time limits...
Read MoreFederal Regulations
Boating rules set by the US Coast Guard or other federal entities (e.g., EPA for marine pollution...
Read MoreOverboard Discharge Rules
Laws prohibiting the dumping of trash, oil, or sewage directly into waterways; states and the USC...
Read MoreDockside Pump-Out Station
Facilities for boats equipped with holding tanks to properly dispose of sewage (Type III MSD). Re...
Read MoreState Regulations
Laws established by individual states concerning boater education, vessel registration, equipment...
Read MoreGate Valves for Seacocks
Valves controlling seawater intake/outflow on inboard engines or toilets. Properly maintained sea...
Read MorePortable Marine Toilets
Self-contained sanitary devices for smaller boats without a permanent head; proper disposal is re...
Read More