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 | |||
|---|---|---|---|---|---|---|---|
| 1700 | 146 | heavily polluted | good | 23 | ⇨ | 1 | excellent |
| 1600 | 137 | moderately polluted | good | 22 | ⇨ | 1 | excellent |
| 1500 | 136 | moderately polluted | excellent | 18 | ⇨ | 1 | excellent |
| 1400 | 135 | moderately polluted | good | 22 | ⇨ | 1 | excellent |
| 1300 | 149 | heavily polluted | good | 21 | ⇨ | 1 | excellent |
| 1200 | 181 | heavily polluted | good | 26 | ⇨ | 1 | excellent |
| 1100 | 228 | severely polluted | good | 33 | ⇨ | 1 | excellent |
| 1000 | 244 | severely polluted | good | 35 | ⇨ | 1 | excellent |
| 0900 | 257 | severely polluted | good | 37 | ⇨ | 1 | excellent |
| 0800 | 205 | severely polluted | good | 28 | ⇨ | 1 | excellent |
| 0700 | 191 | heavily polluted | good | 28 | ⇨ | 1 | excellent |
| 0600 | 196 | heavily polluted | good | 28 | ⇨ | 1 | excellent |
| 0500 | 193 | heavily polluted | good | 27 | ⇨ | 1 | excellent |
| 0400 | 195 | heavily polluted | good | 27 | ⇨ | 1 | excellent |
| 0300 | 179 | heavily polluted | good | 24 | ⇨ | 1 | excellent |
| 0200 | 179 | heavily polluted | good | 25 | ⇨ | 1 | excellent |
| 0100 | 171 | heavily polluted | good | 24 | ⇨ | 1 | excellent |
| 0000 | 164 | heavily polluted | good | 23 | ⇨ | 1 | excellent |
| 2300 | 146 | heavily polluted | good | 23 | ⇨ | 1 | excellent |
| 2200 | 125 | moderately polluted | excellent | 19 | ⇨ | 1 | excellent |
| 2100 | 113 | moderately polluted | excellent | 16 | ⇨ | 1 | excellent |
| 2000 | 143 | heavily polluted | good | 21 | ⇨ | 1 | excellent |
| 1900 | 145 | heavily polluted | excellent | 15 | ⇨ | 1 | excellent |
| 1800 | 91 | lightly polluted | excellent | 12 | ⇨ | 1 | excellent |