MARPOL

Question 1

What are the discharge requirements for annex 1 ?

Discharge from machinery spaces:

Answer 1

Any discharge into the sea of oil or oily mixtures from ships of 400 gross tonnage and above shall be prohibited except when all the following conditions are satisfied:

.1 the ship is proceeding en route;
.2 the oily mixture is processed through an oil filtering equipment meeting the requirements of regulation 14 of this Annex;
.3 the oil content of the effluent without dilution does not exceed 15 parts per million;
.4 the oily mixture does not originate from cargo pump-room bilges on oil tankers; and
.5 the oily mixture, in case of oil tankers, is not mixed with oil cargo residues.