M/V ENDEAVOR discharge fuel oil on the sea during bunkering at Derince, Oiler Port. After the accident, Mavi Deniz mobilized the oil pollution response equipment; within 2 hours, the spill was estimated as lO tons of marine fuel oil. 250 m oil spill barriers are deployed around the vessel. Oiler Port Authority is also requesting a cleaning service for the land surface from Mavi Deniz. Oil spill recovery boats, oil skimmer, oil adsorbents pads, water-based chemicals, and heating machines were used to clean the coast and rocks. The oil cleanup operation takes place for one month. All oily waste was collected in drums and transported to the licensed incinerator factory by licensed trucks.