Air quality index [µg/m3]:
excellent ≤ 12
good ≤ 36
lightly polluted ≤ 60
moderately polluted ≤ 84
heavily polluted ≤ 120
severely polluted > 120
PM 2.5
[µg/m3]
PM 10
HOUR OPOLSKA ST. ROOF (BEFORE FILTERS)  AIR SUPPLIED TO OFFICES
13007excellentexcellent11excellent
120069moderately pollutedexcellent11excellent
1100116heavily pollutedexcellent11excellent
100038lightly pollutedexcellent11excellent
09006excellentexcellent11excellent
08005excellentexcellent11excellent
07004excellentexcellent11excellent
06003excellentexcellent11excellent
05004excellentexcellent11excellent
04004excellentexcellent11excellent
03004excellentexcellent11excellent
02005excellentexcellent11excellent
01004excellentexcellent11excellent
00003excellentexcellent11excellent
23005excellentexcellent11excellent
22003excellentexcellent11excellent
21002excellentexcellent11excellent
20002excellentexcellent11excellent
190018goodexcellent11excellent
18002excellentexcellent11excellent
17002excellentexcellent11excellent
16003excellentexcellent11excellent
150059lightly pollutedexcellent11excellent
14004excellentexcellent11excellent