Tehran air quality index reached 90 on November 8, 1401

According to the air quality control company, the air pollution index of the capital is 90, which means it is within the acceptable range.
According to Moj news agency, according to the announcement of the quality control company weather Tehran Currently, the air pollution in the capital is at 90, which is an acceptable range, while this index has been at 95, which is an acceptable range, in the past 24 hours.
According to this report, since the beginning of the year, residents of the capital have experienced 125 days of acceptable air, 84 days of unhealthy air for sensitive groups, 8 days of unhealthy air, 2 days of very unhealthy air, 2 days of dangerous air, and only two days of clean air.
Compared to the previous year, the residents of the capital experienced 180 days of acceptable air, 40 days of unhealthy air for sensitive groups, 2 days of clean air and 1 day of unhealthy air.