%0 Journal Article %T Basic Calculated Hydrological Characteristics of Surface Runoff Treatment Systems in the North-Western Region of Russia %A Kanciber, Y.A. %A Ponomarev, A.B. %A Shtykov, V.I. %K Surface runoff, treatment facilities, pollution of a water body, water body, precipitation, hydrological characteristics, runoff, water rate, flood, rain flood, dilution factor, availability, frequency, reliability %J Proceedings of Petersburg Transport University %D 2023 %N 20 %P 9 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"