Chapter 4: The Legal Requirements of Boating
Waste, Oil, and Trash Disposal in Louisiana and Federal Waters
It is illegal to discharge waste, oil, or trash into any federally
controlled or Louisiana state waters. This is for very good reasons.
- Sewage carries disease and other pollutants that are harmful
to people, aquatic plants, and animals.
- Trash thrown into the water can injure swimmers and wildlife
alike. It also can plug engine cooling water intakes.
- Pollution is unsightly and takes away from your enjoyment
of the water.
Vessel operators need to be aware of the following regulations
for waste, oil, and trash disposal that apply to both federally
controlled and state waters. The Refuse Act prohibits throwing,
discharging, or depositing any refuse matter of any kind (including
trash, garbage, oil, and other liquid pollutants) into the waters
of the United States.
Discharge of Sewage and Waste
State and federal law prohibits vessels from discharging any untreated
sewage into the waters of Louisiana.
Recreational boats are not required to be equipped with a toilet.
However, the Clean Water Act requires that if a toilet is installed,
it must be equipped with an operable marine sanitation device (MSD)
that is U.S. Coast Guard–certified. Installed toilets that
are not equipped with an MSD, and that discharge raw sewage directly
over the side, are illegal.

Signs like these are posted at
pump-out stations in Louisiana.
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Portable toilets
or “porta-potties” are not considered installed
toilets and are not subject to the MSD regulations. Portable
toilets are subject to disposal regulations which prohibit
the disposal of raw sewage within territorial waters (three-mile
limit), the Great Lakes, or navigable rivers.
There are three types of MSDs.
- Type I: This device is certified to
treat the sewage with chemicals before the sewage is discharged
into the water. The treated discharge must meet health
standards for bacteria content and must not show any visible
floating solids.
- Type II: This MSD is also a treatment
device, but it is certified to provide a higher level of
sewage treatment. Because it is larger than a Type I, it
is usually installed in larger recreational boats.
- Type III: This MSD does not allow the
discharge of sewage. Type III devices include recirculating
and incinerating MSDs and holding tanks. With a holding
tank, sewage is stored in the tank until it can be pumped
out to a reception facility on shore or at sea beyond the
territorial waters of the United States.
Vessels 65 feet in length and under may use a Type I, II,
or III MSD. Vessels over 65 feet must install a Type II or
III MSD.
Holding tanks (Type III MSDs) will not be labeled as U.S.
Coast Guard–certified; however, they will be considered
certified if they are used to store only sewage and flushed
water and if they operate at ambient (outside) air temperature
and pressure. |
Louisiana Clean Vessel Act Grant Program
The Clean Vessel Act (CVA) was passed in 1992 with the goal of
reducing the overboard discharge of sewage from recreational boats—by
educating boaters and by providing convenient access to sewage
disposal facilities. The program receives funding from the Wallop-Breaux
Sportfish Restoration Fund.
The Louisiana Department of Wildlife and Fisheries (LDWF) administers
the CVA Grant Program in Louisiana, which began in 1994 with the
development of a statewide plan assessing the need for sewage disposal
facilities.
Pump-out and/or dump stations are available at various locations
around the state, but more are needed. CVA Grant Funds are available
to reimburse up to 75% of the costs of installing approved marine
sewage disposal facilities. Grants are available to both private
businesses and state/local government agencies. For information,
please contact Herb Holloway, Louisiana CVA Coordinator, at 225-765-2605 or hholloway@wlf.louisiana.gov. |

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No Discharge Zones
“No Discharge Zones” are areas of water that require
greater environmental protection and where even the discharge of
treated sewage could be harmful.
- Whenever a vessel equipped with a Type I or Type II MSD (these
types discharge treated sewage) is operating on water that has
been declared a “No Discharge Zone,” the MSD may
not be used and must be secured to prevent discharge. Closing
and padlocking the “Y” valve by using a non-releasable
wire-tie or removing the “Y” valve handle is sufficient.
Locking the door to the toilet with a padlock or a door handle
key lock is another acceptable method of securing the MSD while
in a “No Discharge Zone.”
- Generally, all freshwater lakes (and similar freshwater impoundments
or reservoirs that have no navigable connections with other bodies
of water) and rivers not capable of interstate vessel traffic
are considered “No Discharge Zones.”
Discharge of Trash
The Act to Prevent Pollution from Ships limits the discharge of
garbage from vessels. It is illegal to dump refuse, garbage, or
plastics into any state or federally controlled waters. Many forms
of litter can kill birds, fish, and marine mammals.
- You must store trash in a container while on board and place
it in a proper receptacle after returning to shore.
- If boating on federally controlled waters and your vessel
is 26 feet or longer, you must display a Garbage Disposal Placard
in a prominent location. The Garbage Disposal Placard is a durable
sign that is at least 4 x 9 inches and notifies passengers and
crew about discharge restrictions.

Discharge of Oil and Other Hazardous Substances
Regulations issued under the Federal Water Pollution Control Act
require all vessels with propulsion machinery to be able to retain
oil mixtures on board.
- You are not allowed to discharge oil or hazardous substances.
The penalty for illegal discharge may be a fine of up to $10,000.
- You are not allowed to dump oil into the bilge of the vessel
without means for proper disposal. Fuel spills can be removed
using absorbent bilge pads.
- You must dispose of oil waste at an approved reception facility.
On recreational vessels, a bucket or bailer is adequate for temporary
storage prior to disposing of the oil waste at an approved facility.
- You must notify the U.S. Coast Guard immediately if your vessel
discharges oil or hazardous substances in the water. Call toll-free
1-800-424-8802. Report the discharge’s location, color,
source, substances, size, and time observed. You also must call
the Louisiana Department of Environmental Quality and report
the discharge.
- If boating on federally controlled waters and your vessel
is 26 feet or longer, you must display a 5 x 8-inch placard made
of durable material, fixed in a conspicuous place in the machinery
spaces or at the bilge pump control station, stating the following:
Oil Discharge Placard
A 5 x 8-inch sign that states the law pertaining to oil discharge |
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Waste Management Plan
- Ocean-going vessels that are 40 feet or more in length with cooking and sleeping facilities must have a written Waste Management Plan.
- The captain of the vessel is responsible for implementing the Waste Management Plan.
- The Waste Management Plan, identifying the vessel's name and home port, should be posted and should include directives to all persons on board about:
- Discharging sewage and hazardous substances
- Discharging garbage and other food waste
- Disposing of plastics, bottles, and cans
- Reading applicable placards for additional information
- Advising the captain in case of oily discharges or diesel spills
Stop Aquatic Hitchhikers
Aquatic hitchhikers can spread in many ways such as on aquatic
plants, on recreational equipment, and in water. Fortunately, there
are a few simple actions you can take to prevent them from spreading.
- Inspect your boat, trailer, and equipment and remove visible
aquatic plants, animals, and mud before leaving the area. Carefully
remove all plant fragments before you leave to ensure you are
not transporting an invasive plant species or attached zebra
mussels.
- Drain water from your boat, motor, bilge, live wells, and
bait containers before leaving the area. Many types of invasive
species are very small and easily overlooked and can be carried
in water. Draining water before you leave the area will reduce
the chance that any remaining plants and animals survive.
- Report new sightings. If you suspect a new infestation of
an invasive plant or animal, save a specimen and report it to
a local natural resource or Sea Grant office.
- Spray, rinse, or dry boats and recreational equipment to remove
or kill species that were not visible when leaving a body of
water. Before going to another waterway, spray/rinse with high
pressure and/or hot tap water (above 104° F) or dry for at
least five days.
- Dispose of unwanted bait and other animals or plants in the
trash. Releasing live animals and plants in a lake, river, or
along the shore often causes invasive species to become established.
Identifying fish when they are small is difficult, and it is
hard to be absolutely sure there are no invasive fish in your
bait bucket.
- Consult the Louisiana Department of Wildlife & Fisheries
(LDWF) for information on controlling aquatic invasive species.
Do-it-yourself control treatments could be illegal and can make
matters worse by harming native fish, wildlife, and plants.
Call
225-765-2328 or visit www.wlf.louisiana.gov.
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