Tehran’s air became “dangerous” for all age groups – rahnam

According to the social correspondent of rahnam news agency, according to the data of Tehran Air Quality Control Company, Tehran’s air quality is currently in “unhealthy for all groups” conditions, and the average concentration of suspended particles is less than 2.5 microns, which was the main pollutant in Tehran in the past day. It now shows the number 153.

According to the Air Quality Index (AQI), when the numerical index shows between 151 and 200, the air quality is in “unhealthy for all groups” conditions.

Tehran air quality, air quality control company, air pollution,

According to the air quality control company’s color table, green stations indicate “clean” conditions, yellow indicates “acceptable” conditions, orange indicates “unhealthy for sensitive groups,” red indicates “unhealthy” conditions, and purple indicates “very unhealthy” conditions.

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