Clean Air Concentrated in Eastern Iran | 6 Locations in Red Zone

Air quality across most of the country remained within the clean and acceptable range over the past 24 hours, but six locations recorded unhealthy air for all age groups. Meanwhile, pollution returned to the northwest, including the city of Urmia, and clean air shifted from the northwest to the eastern half of the country.

The air quality of the country during the past day and night was in the clean and acceptable range in most areas, but 6 places of the country recorded unhealthy air for all age groups. In the meantime, the pollution returned to the northwest of the country and the city of Urmia, and the concentration of clean air shifted from the northwest to the eastern half of the country.

Ambassador Arjan- Majidjebari: Based on the data of the country's air quality monitoring system, the Ilam Gas Refinery station was the most polluted place in the country during the past day and night, with an index of 200 and under the influence of sulfur dioxide pollutant.

The return of pollution to the northwest was another change in the country's air quality. A station in Urmia with an index of 153 was placed in unhealthy conditions for all age groups. Shahrak Montazeri station of Isfahan also recorded the index of 176. Shazand in the central province with an index of 168, Pars 2 special economic zone with an index of 170 and Asaluyeh with an index of 159 were other polluted places in the country.

The daily air quality map was mainly in green and yellow colors and the concentration of clean air reached the eastern half of the country. This part of the country, except for one station in Mashhad, which recorded unhealthy air for sensitive groups, mostly had clean and acceptable conditions. On the other hand, industrial areas in the south and west and a point in the center of the country in Isfahan were placed in the red range of air pollution.

In Tehran, at the same time as atmospheric instabilities decreased, the increase in pollutants caused the average air quality to reach an unhealthy level from an acceptable range for sensitive groups. The average air quality in Khuzestan was still acceptable as in previous days.

In contrast to polluted areas, Esfrain in North Khorasan province with an index of 24, Nikshahr in Sistan and Baluchistan province with an index of 25 and Chalus in Mazandaran province with an index of 22 were the cleanest cities in Iran during the past day and night. By recording the lowest index, Chalus was placed at the top of the cleanest cities in the country.