Let us recall, that according to the appeals of citizens about the discharge of foam sewage into the Poduvalie waterway of Otary village the CTA inspectors together with the laboratory staff took samples of natural water. According to the results of the quantitative analysis of wastewater, the excess of nitrites in 4.75 and sulfates in 3.62 was revealed. A request was also sent to the MPI Committee for External Improvement of the Executive Committee of the Municipal Formation of the city of Kazan to provide information about the balance holder of the pipe. Violation entails the imposition of an administrative fine under Part 4 of Article 8.13 of the Administrative Code of the Russian Federation.