摘要:The article values on the basis of studies the reservoirs on the urbanized areas on the example of Astrakhan city. The article gives the results of research in the period of 2010 to 2014 years. It identifies the main sources of aquatic systems` contamination and gives ways to solve the optimization problems of the negative impact of contaminants on the aquatic environment. The research topic is relevant due to the fact that the tendency of environmental degradation of the small rivers of Astrakhan, their exhaustion, not least due to the imperfection of environmental law, including in the sphere of water legislation. Nowadays, the analysis of the quality of the aquatic environment has got not only environmental but also economic importance, because of the need to assess the suitability of water for recreational, household, food and other purposes. All of it requires the use of fast, good reproducibility, adequate and inexpensive methods of testing.