Based on the analysis of patterns of microwave scattering from the sea surface at different angles of irradiation the features of radar detection of oil spills. The prospects of using radar to detect oil spills at oblique irradiation of the sea surface. The features of monitoring oil pollution of the sea surface using a radar located on offshore oil platforms and transport vessels. Variants of contrast enhancement areas of the sea surface covered with oil film on the radar screen. The basic requirements for the radar monitoring of oil pollution.