Marine Sanitation Devices (MSDs) | |
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All recreational vessels with installed toilet facilities MUST have an operational marine sanitation device on board. Direct discharge toilets are illegal unless the vessel is operating under a waiver granted by the Commandant. | |
Vessels shall not discharge sewage overboard in an area designated as no discharge. Type I or II flow-through MSD must be
properly secured while the vessel is in a no-discharge area to prevent any overboard discharged of treated or untreated sewage
such as:
Portable toilets are not considered installed devices and not subject to the regulations. Sewage from protable toilets may NOT be dumped overboard in U.S. waters. |