NO₂ - TOPOA

Detailed overview of air pollution values for the measuring programme

Year: 2022
Matter: NO₂ - nitrogen dioxide
Locality: Ostrava-Poruba CHMU
Measuring programme: TOPOA
Organization: CHMI
Region: Moravskoslezsky
District: Ostrava-mesto
Unit: µg/m³
Measuring method: chemiluminescence
Average daily concentrations in specific units
Day/Month 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 X Max. N
1 10.1 9.4 9.8 9.6 11.7 8.6 13.1 10.2 11.6 20.8 20.0 30.0 21.4 17.9 16.9 14.4 8.2 12.7 15.6 9.4 6.6 9.5 22.2 31.4 29.5 27.1 16.6 6.6 10.1 2.8 14.8 14.8 31.4 31
2 11.3 8.3 14.6 12.8 6.4 5.8 8.5 10.8 6.7 11.5 15.9 15.8 7.6 15.1 20.0 13.0 5.6 8.4 5.2 6.7 6.4 8.3 11.0 17.6 26.5 14.7 11.2 17.1 11.5 26.5 28
3 24.6 22.9 23.6 12.3 14.8 15.4 13.0 18.3 21.7 16.5 26.1 20.3 26.0 21.8 28.4 14.5 20.5 22.6 17.5 19.1 26.9 27.4 25.0 20.9 18.7 10.8 11.6 17.1 16.4 21.1 16.8 19.8 28.4 31
4 12.3 8.8 6.1 9.8 9.4 11.2 6.9 8.9 8.0 13.5 17.2 18.7 19.1 6.4 4.8 6.8 7.5 13.2 17.0 14.8 15.7 12.8 15.0 13.2 12.8 17.9 13.1 14.9 13.1 12.0 19.1 29
5 14.1 12.7 15.1 21.1 13.3 14.8 14.4 10.6 10.4 14.8 12.6 9.4 10.6 6.7 7.1 13.6 14.8 10.5 12.3 11.1 4.5 4.6 13.2 11.6 14.8 8.2 10.0 4.7 7.2 7.2 15.6 11.3 21.1 31
6 9.8 8.1 17.4 9.4 10.3 10.4 11.3 12.6 13.0 8.6 7.6 9.1 12.7 7.1 11.1 12.4 6.1 7.8 4.7 8.4 4.9 13.2 13.9 6.6 9.5 9.9 10.8 10.7 12.8 10.0 17.4 29
7 8.4 5.5 6.4 8.6 6.5 5.0 8.7 5.4 4.7 3.1 6.9 5.4 10.3 9.8 4.6 6.2 6.0 9.3 10.7 14.6 18.1 10.0 9.1 4.7 12.0 12.4 8.4 9.6 11.7 7.3 5.7 8.2 18.1 31
8 9.6 7.1 10.6 12.1 13.1 4.4 7.3 9.6 9.9 10.0 11.8 11.7 8.2 7.5 9.5 9.1 13.3 15.1 11.8 12.5 2.5 5.5 6.9 7.2 9.7 11.8 10.3 5.5 5.6 9.0 11.4 9.3 15.1 31
9 9.9 10.9 8.3 14.4 11.7 13.5 18.5 13.0 11.3 7.0 5.1 6.7 11.6 13.3 9.9 10.1 6.9 5.7 7.6 6.6 8.9 9.7 9.4 10.5 13.4 16.0 6.2 13.5 16.3 10.5 18.5 29
10 10.1 4.0 5.0 8.3 9.6 9.2 15.1 10.3 7.6 11.5 15.4 15.0 14.6 12.7 8.9 7.9 8.1 8.1 8.0 21.0 13.0 13.4 13.9 9.6 12.2 17.3 19.3 8.4 7.2 10.6 15.2 11.3 21.0 31
11 10.0 18.0 20.8 22.6 6.8 15.6 15.2 11.9 7.7 22.0 19.2 20.6 19.3 32.7 22.7 20.1 14.2 16.5 11.3 13.9 20.5 25.7 22.1 19.6 17.5 15.2 26.2 27.7 18.4 32.7 28
12 17.4 18.8 24.6 23.4 21.2 18.5 16.0 20.4 27.9 14.6 6.1 14.4 31.3 52.6 46.0 29.1 21.8 29.8 26.9 11.1 12.1 17.7 21.0 9.9 17.3 8.2 8.4 12.4 7.1 13.5 7.3 19.6 52.6 31