2006 Ivory Coast toxic waste dump then released and charges were dropped against them. Further prosecutions against Ivorian citizens not employed by Trafigura continued. On 6 December 2006, an independent inquiry launched by the City of Amsterdam concluded that the city was negligent when they allowed Trafigura to take waste back on board the "Probo Koala" in Amsterdam in July. Part of the "Probo" cargo was offloaded with the intent to have it processed with an Amsterdam waste processing company but when this turned out too expensive Trafigura took it back. The responsible local civil servants were reportedly unaware of existing Dutch environmental laws that would
2006 Ivory Coast toxic waste dump full knowledge and approval of the Dutch authorities. After taking on unleaded gasoline in Paldiski it left on 13 July 2006 on a previously-planned voyage to Lagos, Nigeria. In Lagos it unloaded the gasoline. Two offers to unload the slops in Lagos were refused by the captain and on 17 August 2006 the vessel sailed for Abidjan. On 19 August 2006, the "Probo Koala" offloaded more than 500 tons of toxic waste at the Port of Abidjan, Côte d'Ivoire. This material was then spread, allegedly by subcontractors, across the city and surrounding areas, dumped in waste grounds, public dumps, and