NO₂ - TOPRA

Detailed overview of air pollution values for the measuring programme

Year: 2023
Matter: NO₂ - nitrogen dioxide
Locality: Ostrava-Privoz
Measuring programme: TOPRA
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 10.7 18.3 10.6 17.6 26.1 21.3 24.3 14.0 25.3 15.7 15.1 9.3 7.3 26.1 26.4 28.7 23.3 26.7 17.0 24.0 20.8 21.8 20.0 23.7 20.4 10.8 8.1 13.1 13.0 18.6 28.7 29
2 18.7 12.0 20.1 4.9 6.2 29.1 29.8 32.6 30.0 25.4 20.6 22.4 30.3 21.4 24.7 18.0 23.2 14.9 14.5 16.2 13.8 24.6 30.6 19.4 8.0 6.3 16.9 29.6 20.1 32.6 28
3 29.1 32.8 23.3 15.4 10.8 16.4 17.8 15.1 23.8 23.7 8.3 11.6 13.5 14.2 9.9 27.2 34.2 30.5 26.5 25.5 23.9 26.0 23.0 21.5 9.4 6.9 11.4 20.1 21.6 16.2 14.3 19.5 34.2 31
4 11.0 7.2 6.2 8.3 23.9 19.3 10.9 16.4 10.6 21.7 20.1 29.4 22.2 18.7 15.0 10.8 15.6 18.0 14.7 26.5 37.1 30.8 25.1 32.2 12.2 10.9 23.4 19.6 13.5 6.3 17.9 37.1 30
5 21.3 17.1 12.0 17.6 24.1 15.8 12.3 13.7 20.9 24.2 20.3 17.0 18.0 11.9 15.6 14.8 8.6 17.1 15.8 12.9 13.1 17.7 23.2 9.8 13.7 14.1 9.3 12.8 11.5 9.3 12.6 15.4 24.2 31
6 25.1 9.7 11.6 11.1 15.3 16.3 19.2 14.4 10.9 9.9 11.2 15.2 16.1 10.0 11.4 13.8 16.4 17.9 25.4 25.4 20.2 16.2 15.5 10.0 8.9 12.0 9.6 12.7 13.0 10.3 14.5 25.4 30
7 9.7 10.7 16.4 18.8 13.8 13.6 20.6 23.5 18.1 29.6 16.5 17.1 17.5 15.0 14.9 19.4 19.6 10.6 10.7 12.6 17.3 11.2 10.8 11.8 12.9 10.7 9.5 13.3 8.9 8.0 14.8 14.8 29.6 31
8 14.4 6.5 11.1 14.4 9.1 6.1 9.9 8.3 14.2 21.3 20.0 14.3 9.0 21.7 25.0 18.8 14.3 18.6 15.5 15.7 16.4 14.9 11.7 23.9 23.4 19.2 9.6 9.3 10.7 10.9 17.4 14.7 25.0 31
9 14.6 11.1 5.2 9.8 19.9 26.0 19.4 26.9 26.5 23.6 28.4 32.1 19.6 8.2 15.9 19.8 24.6 23.3 22.4 21.8 18.4 16.3 9.0 7.8 16.7 24.3 27.2 28.7 28.7 20.6 19.9 32.1 30
10 15.4 22.3 18.9 16.9 19.0 22.0 8.9 13.1 24.0 23.1 13.6 20.9 20.1 8.7 9.5 19.2 27.8 26.8 37.9 21.5 22.7 20.7 27.3 33.4 21.3 20.6 22.7 11.3 17.2 30.8 15.4 20.4 37.9 31
11 20.3 16.7 19.2 16.6 9.7 18.2 25.8 18.4 32.6 30.9 15.2 16.0 22.4 13.1 16.3 31.5 10.5 11.6 16.2 16.8 24.7 16.6 11.7 21.2 14.5 15.6 29.9 24.4 21.8 38.9 19.9 38.9 30
12 44.9 20.0 20.1 42.4 41.1 44.8 44.7 51.5 27.5 24.2 23.7 33.6 42.0 23.6 22.5 16.5 8.4 18.6 23.1 20.4 7.3 11.6 12.5 8.0 3.8 6.4 24.3 8.6 12.1 10.0 25.2 23.3 51.5 31