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 | 147 | heavily polluted | excellent | 17 | ⇨ | 1 | excellent |
| 2200 | 151 | heavily polluted | excellent | 16 | ⇨ | 1 | excellent |
| 2100 | 131 | moderately polluted | excellent | 18 | ⇨ | 1 | excellent |
| 2000 | 110 | moderately polluted | excellent | 16 | ⇨ | 1 | excellent |
| 1900 | 70 | lightly polluted | excellent | 13 | ⇨ | 1 | excellent |
| 1800 | 69 | lightly polluted | excellent | 11 | ⇨ | 1 | excellent |
| 1700 | 46 | good | excellent | 7 | ⇨ | 1 | excellent |
| 1600 | 32 | good | excellent | 5 | ⇨ | 1 | excellent |
| 1500 | 27 | good | excellent | 5 | ⇨ | 1 | excellent |
| 1400 | 24 | good | excellent | 5 | ⇨ | 1 | excellent |
| 1300 | 32 | good | excellent | 8 | ⇨ | 1 | excellent |
| 1200 | 42 | good | excellent | 11 | ⇨ | 1 | excellent |
| 1100 | 77 | lightly polluted | excellent | 16 | ⇨ | 1 | excellent |
| 1000 | 103 | moderately polluted | good | 22 | ⇨ | 1 | excellent |
| 0900 | 138 | moderately polluted | good | 23 | ⇨ | 1 | excellent |
| 0800 | 115 | moderately polluted | excellent | 19 | ⇨ | 1 | excellent |
| 0700 | 99 | lightly polluted | excellent | 19 | ⇨ | 1 | excellent |
| 0600 | 91 | lightly polluted | excellent | 15 | ⇨ | 1 | excellent |
| 0500 | 82 | lightly polluted | excellent | 18 | ⇨ | 1 | excellent |
| 0400 | 78 | lightly polluted | excellent | 19 | ⇨ | 1 | excellent |
| 0300 | 73 | lightly polluted | excellent | 17 | ⇨ | 1 | excellent |
| 0200 | 83 | lightly polluted | excellent | 15 | ⇨ | 1 | excellent |
| 0100 | 86 | lightly polluted | excellent | 13 | ⇨ | 1 | excellent |
| 0000 | 84 | lightly polluted | excellent | 12 | ⇨ | 2 | excellent |