Air quality index [µg/m3]:
excellent ≤ 12
good ≤ 36
lightly polluted ≤ 60
moderately polluted ≤ 84
heavily polluted ≤ 120
severely polluted > 120
PM 2.5
[µg/m3]
| HOUR | OPOLSKA ST. | ROOF (BEFORE FILTERS) |  |
AIR SUPPLIED TO OFFICES | |||
|---|---|---|---|---|---|---|---|
| 1000 | 109 | heavily polluted | good | 25 | ⇨ | 1 | excellent |
| 0900 | 107 | heavily polluted | good | 24 | ⇨ | 1 | excellent |
| 0800 | 107 | heavily polluted | good | 22 | ⇨ | 1 | excellent |
| 0700 | 118 | heavily polluted | good | 25 | ⇨ | 1 | excellent |
| 0600 | 130 | severely polluted | good | 24 | ⇨ | 1 | excellent |
| 0500 | 138 | severely polluted | good | 29 | ⇨ | 1 | excellent |
| 0400 | 138 | severely polluted | good | 33 | ⇨ | 1 | excellent |
| 0300 | 142 | severely polluted | good | 32 | ⇨ | 1 | excellent |
| 0200 | 156 | severely polluted | good | 33 | ⇨ | 1 | excellent |
| 0100 | 167 | severely polluted | good | 34 | ⇨ | 1 | excellent |
| 0000 | 155 | severely polluted | good | 31 | ⇨ | 1 | excellent |
| 2300 | 162 | severely polluted | good | 30 | ⇨ | 1 | excellent |
| 2200 | 169 | severely polluted | good | 30 | ⇨ | 1 | excellent |
| 2100 | 162 | severely polluted | good | 31 | ⇨ | 1 | excellent |
| 2000 | 167 | severely polluted | good | 31 | ⇨ | 1 | excellent |
| 1900 | 151 | severely polluted | good | 33 | ⇨ | 1 | excellent |
| 1800 | 139 | severely polluted | good | 33 | ⇨ | 1 | excellent |
| 1700 | 141 | severely polluted | good | 31 | ⇨ | 1 | excellent |
| 1600 | 128 | severely polluted | good | 29 | ⇨ | 1 | excellent |
| 1500 | 116 | heavily polluted | good | 26 | ⇨ | 1 | excellent |
| 1400 | 131 | severely polluted | good | 34 | ⇨ | 1 | excellent |
| 1300 | 174 | severely polluted | lightly polluted | 50 | ⇨ | 1 | excellent |
| 1200 | 198 | severely polluted | lightly polluted | 54 | ⇨ | 1 | excellent |
| 1100 | 200 | severely polluted | lightly polluted | 55 | ⇨ | 1 | excellent |