Izvestiya of Saratov University.
ISSN 1816-9775 (Print)
ISSN 2541-8971 (Online)

self-clearing ability

Assessment of Water Pollution Level, Processes of a Nitrification and Self-Treating of Ammonium Ions in a Small Water Reservoir of Ilevna

In work data on content in Ilevna river`s water of the main anions and cations, heavy metals are submitted. The majority of the studied indicators within their maximum permissible levelshas been estab- lished. Excesses of these values were registered in four parameters. For phosphates excess of maximum permissible level is established in a source. For fluoride ion excess of the standard is revealed in the point of selection located above confluence of the Kartynriver. Up to gland maximum permissible values are exceeded in the Ilevna river estuary.