Tehran air quality 25 Shahrivar 1402 / Tehran air quality index is 83 and healthy

According to the Moj news agency, it is an indicator pollutant Air quality in Tehran During the last 24 hours, “suspended particles less than 2.5 microns” averaged 109 and the air quality of the capital was in unhealthy condition for sensitive groups. Currently, the index pollutant is “suspended particles less than 2.5 microns” with an average of 83 and the air quality is acceptable.

Air quality index (AQI) is divided into five main categories. Based on this division, from zero to 50 “clean” air, from 51 to 100 “acceptable (healthy) or average” air, from 101 to 150 “unhealthy for sensitive groups”, from 151 to 200 “unhealthy for all” groups”, from 201 to 300 air is “very unhealthy” and from 301 to 500 air quality conditions are “dangerous”.