During the period from August 17 to August 23, according to the data received from the station, an excess of the maximum permissible concentrations of hydrogen sulfide at AAPCS - 1 was recorded (Osinovo village, Zelenodolsky microdistrict).
The excess of pollutants in the atmospheric air was not recorded at the other AAPCSs located in Kazan.
Additionally, we inform you that due to technical work, the measurement results from automatic air pollution control stations in real time are not displayed on the "Automatic air pollution control stations" layer of the GIS "Ecological Map of the Republic of Tatarstan" platform.