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
0900204severely pollutedgood411excellent
0800203severely pollutedgood391excellent
0700231severely pollutedgood421excellent
0600227severely pollutedgood411excellent
0500198heavily pollutedgood351excellent
0400196heavily pollutedgood371excellent
0300204severely pollutedgood371excellent
0200221severely pollutedgood461excellent
0100241severely pollutedgood401excellent
0000234severely pollutedgood431excellent
2300272severely pollutedgood551excellent
2200285severely pollutedgood501excellent
2100300severely pollutedgood551excellent
2000299severely pollutedgood601excellent
1900265severely pollutedgood481excellent
1800286severely pollutedgood601excellent
1700300severely pollutedlightly polluted681excellent
1600292severely pollutedgood591excellent
1500291severely pollutedlightly polluted611excellent
1400278severely pollutedgood591excellent
1300279severely pollutedgood551excellent
1200265severely pollutedgood511excellent
1100231severely pollutedgood451excellent
1000197heavily pollutedgood391excellent