Air pollution in Tehran from above “kolakchal” Jan 10, 2021 the air quality index is at 149 and the air in Tehran is still polluted for sensitive groups of the society today Sunday, January 10th, 2021. Since the beginning of the year, Tehran has had 15 days of clean air, 182 days of acceptable air, 90 days of unhealthy air for sensitive groups of society and 9 days of unhealthy air for everyone. Babak Javad Zadeh https://www.tehranpicture.ir/u/abG