NO₂ - TOPOA

Detailed overview of air pollution values for the measuring programme

Year: 2020
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 16.4 22.9 18.6 12.4 9.2 23.6 22.3 24.3 19.1 16.5 32.7 9.2 18.0 13.7 10.2 24.4 23.4 19.8 17.0 14.4 13.5 17.9 28.2 11.6 14.3 15.1 18.9 15.2 14.7 12.4 15.1 17.6 32.7 31
2 10.4 9.0 16.9 10.5 5.7 21.4 18.9 20.0 10.3 8.8 7.4 10.5 13.4 11.9 11.8 7.8 9.5 11.3 13.1 23.2 16.2 11.6 6.7 8.1 15.7 11.9 15.3 16.9 9.6 12.6 23.2 29
3 7.8 21.3 21.8 21.4 26.1 10.8 11.6 18.9 27.6 16.4 11.4 8.6 6.3 7.6 14.4 7.0 18.7 19.4 17.6 21.8 8.8 5.8 11.0 14.4 19.7 20.2 21.6 17.5 11.1 9.0 15.6 15.2 27.6 31
4 15.0 12.3 11.3 13.4 12.4 16.5 17.4 16.6 14.2 8.3 10.5 11.0 5.7 7.2 14.4 12.4 13.0 11.1 8.9 13.0 12.7 13.3 12.6 8.8 6.9 12.8 16.1 10.3 10.8 12.0 17.4 29
5 9.9 6.6 6.1 14.2 5.4 6.4 9.5 10.5 13.6 15.4 7.8 6.5 12.1 13.5 16.0 10.6 10.2 13.5 10.9 8.4 9.3 12.4 8.8 5.6 7.1 6.6 7.0 10.8 9.0 8.9 8.6 9.7 16.0 31
6 8.5 8.7 10.0 13.7 8.8 7.0 7.2 7.6 9.6 11.1 9.2 9.4 9.5 7.8 9.8 15.4 11.1 9.4 8.2 4.8 3.4 5.9 6.2 7.6 11.3 11.8 7.3 6.3 7.6 8.1 8.7 15.4 30
7 9.7 7.7 7.9 7.5 6.5 6.0 6.4 11.6 11.7 6.6 5.3 5.2 8.3 8.3 9.4 8.3 7.6 7.7 7.3 8.9 8.0 7.5 15.1 8.6 7.5 8.7 8.6 7.6 9.7 10.0 8.3 15.1 30
8 8.6 9.5 12.5 5.4 9.2 12.8 11.8 10.1 9.0 13.2 11.5 12.0 13.6 12.8 9.0 8.8 11.5 8.8 8.8 11.3 12.3 5.7 6.7 9.8 10.8 8.3 5.0 14.4 9.2 8.3 8.3 10.0 14.4 31
9 8.5 9.9 13.8 16.0 9.8 9.6 10.0 11.7 12.6 14.4 12.6 10.0 11.6 17.9 17.2 15.8 8.3 13.2 16.2 13.0 18.8 17.7 14.7 16.0 13.3 7.3 8.0 14.6 13.6 8.9 12.8 18.8 30
10 11.5 18.0 4.5 7.8 13.8 15.4 13.7 14.6 18.5 10.5 10.7 9.7 9.5 9.6 17.1 17.3 9.5 6.3 20.2 9.7 7.7 8.1 12.8 10.8 13.3 20.2 16.8 12.7 16.0 16.5 14.0 12.8 20.2 31
11 10.4 14.8 15.6 12.4 16.0 23.1 19.2 11.9 27.7 32.1 20.8 14.3 12.9 7.7 7.3 11.1 18.0 19.1 11.0 11.9 11.8 8.7 20.7 22.8 11.0 12.1 19.3 12.7 9.6 21.7 15.6 32.1 30
12 26.6 36.1 45.0 18.5 11.9 12.4 30.1 31.9 31.0 22.1 32.8 34.7 22.9 29.4 9.0 14.4 16.8 16.7 10.0 8.1 10.7 11.9 20.0 10.3 4.1 8.9 7.8 6.1 8.4 24.8 25.5 19.3 45.0 31