Introduction of safe technologies of water disinfection and elimination of hazardous industrial facilities

Summary

The problems related to the use of liquid chlorine for drinking and wastewater disinfection at the «Rostovvodokanal» JSC facilities in the city of Rostov-on-Don are considered. It is pointed to preventing the operation of hazardous industrial facilities within the city boundaries. Alternative technologies of drinking water disinfection are considered. The comparison of international and domestic drinking water disinfection equipment with the use of low concentrated sodium hypochlorite solution was made. The process and technical solution suggested by «Ecofes» SPE was chosen. The question on the inadequacy and imperfection of the water disinfection technology was raised. It was decided to use ultraviolet irradiation at the second stage of water disinfection. «LIT» Trading Company LLC was chosen as a principle supplier. It was also decided to abandon disinfection of effluents with chlorine. At present within the frames of the integrated investment projects based on PPP principle «Rostovvodokanal» JSC is constructing and operating facilities that ensure efficient and safe drinking water and effluent disinfection.

Key words

potable water , efficiency , safety