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
1900212severely pollutedgood454excellent
1800245severely pollutedgood523excellent
1700284severely pollutedlightly polluted633excellent
1600294severely pollutedlightly polluted691excellent
1500297severely pollutedlightly polluted671excellent
1400300severely pollutedlightly polluted711excellent
1300300severely pollutedlightly polluted741excellent
1200300severely pollutedlightly polluted701excellent
1100289severely pollutedgood571excellent
1000181heavily pollutedgood361excellent
0900159heavily pollutedgood281excellent
0800135moderately pollutedexcellent191excellent
0700155heavily pollutedexcellent111excellent
0600145heavily pollutedexcellent141excellent
0500127moderately pollutedexcellent191excellent
0400123moderately pollutedgood221excellent
0300129moderately pollutedgood221excellent
0200145heavily pollutedexcellent191excellent
0100126moderately pollutedexcellent181excellent
0000137moderately pollutedexcellent181excellent
2300130moderately pollutedexcellent191excellent
2200148heavily pollutedexcellent181excellent
2100138moderately pollutedexcellent191excellent
2000136moderately pollutedexcellent201excellent