Do Cruise Ships Dump Their Sewage In The Ocean
According to Friends of the Earth a non-governmental environmental group which used the US Environmental Protection Agency data to calculate that a single 3000 person cruise ship pumps 150000 gallons of sewage into the ocean per week.
Do cruise ships dump their sewage in the ocean. In fact according to the latest Cruise Ship Report Card by Friends of the Earth they might be about the worst. Yes cruise ships can dump sewage into the ocean. Royal Caribbean touts the fact Symphony of the Seas the worlds largest cruise ship is actually a zero-landfill ship.
The EPA estimates that single 3000-person cruise ship pumps 150000 gallons of sewageabout 10 backyard swimming pools worthinto the ocean per week. It must be done as per the international maritime laws. If dumping untreated sewage the ship must be located at least 12 miles offshore moving not less than four knots and using an approved discharge rate.
While cruise ships disgorged their sewage and garbage in Alaskas Skagway harbor passengers disgorged into shops owned by the cruise ships rather than voyage into the spectacular scenery theyd supposedly come to see. Federal law requires that cruise ships only dump treated wastewater if they are within three nautical miles of shore. As a practical matter treated waaste hopefully very well treated constitutes part of the.
Law allows cruise ships to dump raw sewage in the ocean once a ship is more than three miles off US. One vessel in an EPA study produced. I would be willing to bet that there is a whole lot more animal raw sewage than potential ship raw sewage.
When factoring in all types of boats this total figure could be as high as 1 billion gallons per year. Every day a cruise ship operates it produces 30000 gallons of sewage and is allowed to dump treated sewage anywhere in the ocean except in Alaska where the laws prevent such actions. But beyond that point its essentially a.
I am reasonably certain that large fish and mammal sewage dump a whole lot of poop per animal. We have sewage treatment plants onboard cruise ships or any ships. Three miles from shore the cruise ships that flock to the Caribbean cross a boundary where the sea becomes a dump for metal glass and other waste that is flushed overboard.
