Air quality index shows that the quality of air has reached the unhealthy level in Debrecen.
According to the National Institute of Environmental Health (NIEH), the quality of air has reached the unhealthy level in the following cities:
Debrecen, Budapest Miskolc, Nyíregyháza, , Szeged, Pécs, Esztergom, Győr and Mosonmagyaróvár.
Source: debreceninap.hu