Ecological and hydrological situation in Tanalyk river basin in conditions of the environmental technogenic transformations in South Zauralye

The main features of ecological and hydrochemical situation in Tanalyk river basin (inflow of Ural river) are revealed. The made researches confirm fluctuations in the content of heavy metals, caused by seasonal hydrological phenomena in the conditions of heterogeneous structure of riverbed and flow artificial regulation of drain.