Tehran air quality 23 April 1402 / Tehran air quality index is at 101 and unhealthy

According to Moj news agency, according to the announcement of the control company Air quality in Tehran Currently, the average pollutant index of “suspended particles less than 2.5 microns” is at 101 and is in unhealthy conditions for sensitive groups. Also, the pollutant index of the capital’s air during the last 24 hours is “suspended particles less than 2.5 microns” with an average of 82 and the air quality of the capital was in acceptable conditions.

It should be mentioned that the air quality (AQI) is divided into five main categories, based on which it is defined from 0 to 50 in the range of clean air, from 51 to 100 the air is acceptable, healthy or average, and from 101 to 150 Unhealthy air for sensitive groups. In the range of 151 to 200, the air is in the unhealthy range for all groups, and in the range of 201 to 300, the air is in the very unhealthy range. According to this classification, air quality conditions in the range of 301 to 500 are dangerous.