Research of water of the Kazakhstan sector of the Caspian Sea on pollution with oil products and toxic elements

The article presents the results of monitoring studies of water in the northern and central parts of the Kazakhstan sector of the Caspian Sea in 2015 for the content of hydrocarbons of the oil series and toxic metals. According to the results of studies of water samples taken in the central and northern part of the Kazakhstan sector of the Caspian Sea during the spring and autumn sea expeditions of 2015, the most polluted areas of the Caspian Sea were identified - the sampling points are 1, 4, 5, 10, 11, 14 and 20 located in the area of abandoned wells and oil fields.