From May 12 to May 19, three automatic air pollution control stations in Kazan recorded the excess of the maximum permissible concentration of hydrogen sulfide in the atmospheric air. The excess was recorded at AAPC-1, located in the village of Osinovo (1,7 MPC), AAPC-5, located in the microdistrict "Salavat Kupere" on I. Shakirov st., 3 (4 MPC), AAPC-4 on Chetaev str., 26 (2,3 MPC). Near the station on Chetaev Street, during the period of fixing the excess, repair crews carried out work on sewer collectors. Materials on the results of monitoring were sent to the Volga-Kama Interregional Department of Rosprirodnadzor and to the Department of Rospotrebnadzor in the Republic of Tatarstan to take response measures.
According to the facts of excess in the northern zone of Kazan, the inspectors of the Ministry conducted additional visits of the mobile laboratory. Also, trips to the Salavat Kupere microdistrict and to the territory of the Aviastroitelny District continue in the evening of the weekend. The excess content of pollutants in the atmospheric air according to the results of the raid trips for the current week was not recorded.