Abstract:The dynamics and level of pollution of the wastewater evaporator pond of the bitumen plant were studied in 2018-2019. The chemical composition of the waste water (WW) pond was determined by 8 indicators. The average annual indicators of the studied harmful substances in the water exceeded the permissible level from 1.1 to 21.9 times. At the same time, exceeding standards were registered for substances of 3 and 4 hazard classes: total iron - up to 2.8 times, petroleum products - up to 1.7 times. The content of … Show more
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