Kozitska L. P.

With the use of monitoring information were calculated index modular and integrated environmental assessment of surface water quality of the river Western Bug and its tributaries for the years 2013-2014, defined class and category of water quality in the basin of the Western Bug. Surface waters of the Western Bug and its tributaries correspond II - III class quality. Excess of pollutants recorded for ecological-sanitary indicators (NH4+, NO2-) and specific substances toxic effects (Fe).