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 | |||
|---|---|---|---|---|---|---|---|
| 2200 | 65 | lightly polluted | excellent | 11 | ⇨ | 1 | excellent |
| 2100 | 63 | lightly polluted | excellent | 12 | ⇨ | 1 | excellent |
| 2000 | 50 | good | excellent | 10 | ⇨ | 1 | excellent |
| 1900 | 52 | good | excellent | 8 | ⇨ | 1 | excellent |
| 1800 | 50 | good | excellent | 8 | ⇨ | 1 | excellent |
| 1700 | 55 | good | excellent | 9 | ⇨ | 1 | excellent |
| 1600 | 63 | lightly polluted | excellent | 10 | ⇨ | 1 | excellent |
| 1500 | 73 | lightly polluted | excellent | 12 | ⇨ | 1 | excellent |
| 1400 | 73 | lightly polluted | excellent | 13 | ⇨ | 1 | excellent |
| 1300 | 81 | lightly polluted | excellent | 14 | ⇨ | 1 | excellent |
| 1200 | 76 | lightly polluted | excellent | 13 | ⇨ | 1 | excellent |
| 1100 | 71 | lightly polluted | excellent | 14 | ⇨ | 1 | excellent |
| 1000 | 82 | lightly polluted | excellent | 15 | ⇨ | 1 | excellent |
| 0900 | 100 | lightly polluted | excellent | 19 | ⇨ | 1 | excellent |
| 0800 | 117 | moderately polluted | good | 21 | ⇨ | 1 | excellent |
| 0700 | 121 | moderately polluted | good | 23 | ⇨ | 1 | excellent |
| 0600 | 129 | moderately polluted | good | 24 | ⇨ | 1 | excellent |
| 0500 | 133 | moderately polluted | good | 24 | ⇨ | 1 | excellent |
| 0400 | 147 | heavily polluted | good | 27 | ⇨ | 1 | excellent |
| 0300 | 140 | moderately polluted | good | 26 | ⇨ | 1 | excellent |
| 0200 | 139 | moderately polluted | good | 28 | ⇨ | 1 | excellent |
| 0100 | 130 | moderately polluted | good | 25 | ⇨ | 1 | excellent |
| 0000 | 124 | moderately polluted | good | 25 | ⇨ | 1 | excellent |
| 2300 | 125 | moderately polluted | good | 24 | ⇨ | 1 | excellent |