PM 10
Air quality index [µg/m3]:
excellent ≤ 20
good ≤ 60
lightly polluted ≤ 100
moderately polluted ≤ 140
heavily polluted ≤ 200
severely polluted > 200
[µg/m3]
PM 10
HOUR OPOLSKA ST. ROOF (BEFORE FILTERS)  AIR SUPPLIED TO OFFICES
180066lightly pollutedexcellent101excellent
170066lightly pollutedexcellent81excellent
160057goodexcellent71excellent
150053goodexcellent61excellent
140039goodexcellent51excellent
130042goodexcellent61excellent
120041goodexcellent51excellent
110034goodexcellent51excellent
100033goodexcellent41excellent
090029goodexcellent41excellent
080030goodexcellent31excellent
070026goodexcellent31excellent
060022goodexcellent31excellent
050020excellentexcellent31excellent
040022goodexcellent31excellent
030021goodexcellent31excellent
020022goodexcellent41excellent
010028goodexcellent41excellent
000033goodexcellent51excellent
230018excellentexcellent41excellent
220025goodexcellent41excellent
210030goodexcellent51excellent
200026goodexcellent51excellent
190044goodexcellent61excellent