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 | |||
|---|---|---|---|---|---|---|---|
| 2300 | 80 | lightly polluted | excellent | 17 | ⇨ | 1 | excellent |
| 2200 | 86 | lightly polluted | excellent | 16 | ⇨ | 1 | excellent |
| 2100 | 99 | lightly polluted | excellent | 13 | ⇨ | 1 | excellent |
| 2000 | 93 | lightly polluted | excellent | 10 | ⇨ | 1 | excellent |
| 1900 | 79 | lightly polluted | excellent | 9 | ⇨ | 1 | excellent |
| 1800 | 77 | lightly polluted | excellent | 8 | ⇨ | 1 | excellent |
| 1700 | 50 | good | excellent | 4 | ⇨ | 1 | excellent |
| 1600 | 29 | good | excellent | 3 | ⇨ | 1 | excellent |
| 1500 | 31 | good | excellent | 2 | ⇨ | 1 | excellent |
| 1400 | 54 | good | excellent | 6 | ⇨ | 1 | excellent |
| 1300 | 54 | good | excellent | 7 | ⇨ | 1 | excellent |
| 1200 | 50 | good | excellent | 6 | ⇨ | 1 | excellent |
| 1100 | 63 | lightly polluted | excellent | 9 | ⇨ | 1 | excellent |
| 1000 | 92 | lightly polluted | excellent | 10 | ⇨ | 1 | excellent |
| 0900 | 93 | lightly polluted | excellent | 14 | ⇨ | 1 | excellent |
| 0800 | 132 | moderately polluted | excellent | 19 | ⇨ | 1 | excellent |
| 0700 | 135 | moderately polluted | excellent | 20 | ⇨ | 1 | excellent |
| 0600 | 142 | heavily polluted | excellent | 20 | ⇨ | 1 | excellent |
| 0500 | 142 | heavily polluted | good | 22 | ⇨ | 1 | excellent |
| 0400 | 146 | heavily polluted | good | 21 | ⇨ | 1 | excellent |
| 0300 | 152 | heavily polluted | good | 22 | ⇨ | 1 | excellent |
| 0200 | 141 | heavily polluted | good | 21 | ⇨ | 1 | excellent |
| 0100 | 122 | moderately polluted | excellent | 18 | ⇨ | 1 | excellent |
| 0000 | 116 | moderately polluted | excellent | 17 | ⇨ | 1 | excellent |