Automatic stations for monitoring atmospheric pollution in Kazan, Naberezhnye Chelny and Nizhnekamsk did not record excesses of maximum permissible concentrations. Stationary posts operate continuously, data for analysis are transmitted to the Ministry of Ecology of the Republic of Tatarstan.
It should be noted that indicators on the state of atmospheric air on the website of the Office of Hydrometeorology and Environmental Monitoring of the Republic of Tatarstan are presented without taking into account inaccuracy.