Experience of employment of computational models for water quality modelling Anatoly Krutov, Dilshod Bazarov, Begzod Norkulov, Bakhtiyar Obidov and Bobur Nazarov E3S Web Conf., 97 (2019) 05030 Published online: 29 May 2019 DOI: 10.1051/e3sconf/20199705030