African Circle Pollution Management Limited is a private Nigerian company, licensed to operate port reception facilities for the collection, storage and processing of ship generated waste on behalf of the Nigerian Ports Authority. ACPML operates from the following major ports in Nigeria; v Tin-Can Island Port / Snake Island Free Zone Enterprise, Apapa Lagos State v Port Harcourt Port, Rivers State v Onne Port, Rivers State v Warri Port, Delta State v Calabar Port, Cross Rivers State.