Environmental and Economic Balance in the Refurbishment of the Sewage Treatment Plant

Enterprises of the petrochemical industry are objects having a significant impact on the environment, they are obliged to develop and implement programs for improving environmental sustainability, which should reflect the compliance of technological processes, equipment, technical methods, techniques used at the enterprise with the best available technologies (BAT). Therefore, the growing demand for the practices of solving the problems of environmental protection efficiency in the activities of specific economic entities stimulates the search and development of both new methods and private indicators of effectiveness of environmental investment projects of various levels. The study shows the results of application of proactive measures related to the implementation of the investment environmentally oriented project on reconstruction of water supply and sanitation systems of the enterprise. Technical measures aimed at increasing the efficiency of water recycling systems, reducing the volume of effluent discharged by the plant and reducing raw water intake from the surface water source have been elaborated.