Khazar Air Quality Lab, established in June 2019, has monitored air quality in Baku and some suburban settlements. Sampling results were assessed by the European Air Quality Index with a five-point scale.
1-Very good, 2-Good, 3-Medium, 4-Poor, 5-Very bad
The results were as follows:
It should be noted that pollution with Nitrogen-2-Oxide nearby “Neftchilar”, “Ganjlik”, “Nizami”, “20 January” and “Memar Ajami” metro stations was 4-5 times above the norm. The best air quality was recorded in Buzovna settlement, and the worst air quality was recorded nearby “Neftchilar” and “Koroglu” metro stations.