Major violation in Otary settlement was recorded by inspectors of the Central Territorial Administration of the Ministry of Ecology and Natural Resources of the Republic of Tatarstan and representatives of the Prosecutor’s Office of the Privolzhskiy district of Kazan as part of inspection on citizens' request. At the time of inspection, the area of illegal storage reached 2.5 thousand square meters, and the volume of the snow dump amounted to more than 5 thousand cubic meters. The toxicity of snow was confirmed by the laboratory specialists. All case materials were sent to the Prosecutor’s Office of the Privolzhskiy district of the city of Kazan.