MARPOL, Revised Annex IV Prevention of Pollution by sewage Entry into force 27 september 2003

Why a revised Annex IV ANNEXES I (OIL POLLUTION) AND II (NLS) MANDATORY ANNEXES III (HARMFULL PACKAGED GOODS), IV (SEWAGE) AND V (GARBAGE) OPTIONAL ANNEX IV AS INITIALLY DRAFTED CONSIDERED AS BEING TOO SEVERE

What is sewage ? DRAINAGE TOILETS AND URINALS, DRAINAGE FROM MEDICAL PREMISES, DRAINAGE FROM SPACES CONTAINING LIVING ANIMALS, OTHER WASTE WATERS WHEN MIXED WITH THE DRAINAGES DEFINED ABOVE.

Which ships are failling under the scope of the revised Annex IV ? NEW SHIPS : 400 GT AND ABOVE AND LESS THAN 400 GT CARRYING MORE THAN 15 PERSONS, AS FROM 27 SEPTEMBER 2003. EXISTING SHIPS : LESS THAN 400 GT CARRYING MORE THAN 15 PERSONS, AS FROM 27 SEPTEMBER 2008

Sewage systems and standard discharge connections A SHIP SHALL BE EQUIPED WITH ONE OF THOSE SYSTEMS : SEWAGE TREATMENT PLANT SEWAGE COMMINUTING AND DISINFECTING SYSTEM HOLDING TANK AND A STANDARD DISCHARGE CONNECTION

Where may sewage be discharged ? EFFLUENT FROM SEWAGE TREATMENT PLANT : EVERYWHERE COMMINUTED AND DISINFECTED SEWAGE : NOT LESS THAN 3 MILES FROM NEAREST LAND UNTREATED SEWAGE : NOT LESS THAN 12 MILES FROM NEAREST LAND, EN ROUTE, SUBJECT TO RATE OF DISCHARGE APPROVAL

Certificate scheme APPROVAL OF DRAWINGS SURVEY REGIME : INITIAL AND RENEWAL SURVEYS CERTIFICATE (ISPPC): 5 YEARS VALIDITY, IN LINE WITH CLASSIFICATION AND OTHER STATUTORY CERTIFICATES (HSC)

ASMS Items and Certificate editor SURVEY CODES : SEWS, SEWO ITEMS COTE : SEW INTERNATIONAL SEWAGE POLLUTION PREVENTION CERTIFICATE (1973) INTERNATIONAL SEWAGE POLLUTION PREVENTION CERTIFICATE (FULL AND SHORT TERM) DOCUMENT OF COMPLIANCE