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
0400145heavily pollutedgood321excellent
0300163heavily pollutedgood311excellent
0200113moderately pollutedgood401excellent
0100244severely pollutedgood501excellent
0000238severely pollutedgood491excellent
2300242severely pollutedgood501excellent
2200221severely pollutedgood551excellent
2100239severely pollutedgood531excellent
2000256severely pollutedgood591excellent
1900285severely pollutedlightly polluted621excellent
1800248severely pollutedgood531excellent
1700261severely pollutedgood571excellent
1600286severely pollutedgood571excellent
1500300severely pollutedlightly polluted621excellent
1400229severely pollutedgood491excellent
1300252severely pollutedgood481excellent
1200241severely pollutedgood481excellent
1100240severely pollutedgood491excellent
1000228severely pollutedgood481excellent
0900204severely pollutedgood421excellent
0800203severely pollutedgood391excellent
0700231severely pollutedgood421excellent
0600227severely pollutedgood411excellent
0500198heavily pollutedgood351excellent