Excess standards for nitrites, ammonium and phosphates were detected repeatedly by inspectors of the South-Eastern Territorial Administration of the Ministry of Ecology and Natural Resources of the Republic of Tatarstan in the wastewater of LLC "Vodokanal" in Leninogorsk. The results of the analysis of samples in the period from 2018 to 2019 became the basis for bringing the factory to administrative responsibility under Part 4 of Article 8.13 of the Administrative Code of the Russian Federation.