NOₓ - TOHOA

Detailed overview of air pollution values for the measuring programme

Year: 2021
Matter: NOₓ - nitrogen oxides
Locality: Ostrava-Hostalkovice
Measuring programme: TOHOA
Organization: ZU, MSK
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 21.1 41.0 38.3 38.9 16.7 11.3 17.9 14.7 26.7 36.6 12.5 12.1 5.4 9.3 5.1 9.7 26.3 14.3 11.3 9.7 11.4 10.2 10.8 5.6 12.8 18.7 18.3 35.1 11.7 15.7 17.6 41.0 30
2 46.8 13.6 11.9 14.9 29.5 11.9 11.0 10.9 33.4 24.3 8.6 7.2 5.7 8.6 33.3 17.0 20.2 33.3 24.5 20.0 10.8 24.7 21.2 26.8 21.0 18.6 10.8 11.5 19.0 46.8 28
3 13.5 23.6 22.0 24.0 17.5 15.8 16.0 16.6 28.0 28.4 23.4 20.1 13.7 12.2 19.9 21.8 20.0 18.5 17.3 12.6 16.3 17.6 23.3 20.9 27.6 25.1 18.2 15.2 22.3 30.3 29.5 20.4 30.3 31
4 22.5 15.7 16.1 15.2 16.3 19.4 16.9 16.5 16.6 13.7 22.3 11.9 10.3 10.1 7.9 8.6 11.6 12.9 13.9 13.1 18.4 10.3 15.2 22.4 18.0 7.8 14.8 22.5 26
5 13.3 6.7 6.6 10.0 7.1 5.5 5.4 7.7 9.7 16.6 24.2 22.3 5.6 7.3 10.6 11.1 15.9 7.1 6.0 4.6 8.3 6.9 5.3 12.7 6.4 5.8 6.1 10.9 4.0 4.0 5.6 9.0 24.2 31
6 14.3 19.1 14.9 15.5 16.8 8.6 10.2 13.8 5.9 7.3 13.2 9.3 4.0 4.9 15.1 20.1 21.5 24.6 19.0 17.1 26.0 11.7 4.6 5.8 6.3 14.9 16.7 5.8 13.1 26.0 28
7 6.8 5.7 5.4 7.9 7.3 10.9 16.4 12.8 6.0 6.0 11.3 18.1 17.8 21.6 9.2 6.9 4.8 4.2 5.0 4.0 4.0 7.2 12.4 12.9 13.1 9.3 15.1 10.2 9.7 21.6 28
8 8.6 15.0 11.5 8.8 11.6 5.4 9.1 4.2 11.2 11.4 10.6 16.1 23.2 10.5 14.8 8.3 7.0 8.3 9.9 11.9 8.8 13.2 8.5 6.7 7.1 8.0 11.1 6.5 5.3 8.8 8.1 10.0 23.2 31
9 4.0 5.0 14.5 10.8 8.2 14.6 14.9 21.2 16.6 17.5 13.6 9.2 10.3 14.6 34.1 18.0 4.0 4.2 4.7 7.5 12.3 7.6 10.2 6.2 10.8 20.6 15.5 10.9 12.2 34.1 28
10 36.0 21.5 12.6 11.6 20.1 13.9 23.4 25.7 24.0 24.3 24.1 24.5 21.6 26.7 24.4 25.2 24.1 29.3 24.6 23.3 20.5 18.5 18.8 32.1 17.4 12.1 9.6 8.9 21.4 36.0 28
11 16.0 15.4 19.9 15.5 13.4 12.7 6.5 15.0 34.9 20.5 8.5 34.4 27.3 18.1 28.4 46.7 25.3 17.0 16.1 10.9 4.2 9.1 15.4 25.0 13.8 30.5 21.1 20.1 10.1 13.9 18.9 46.7 30
12 12.5 10.0 16.2 8.8 17.8 15.6 28.3 27.2 43.1 47.2 28.5 26.3 72.3 66.2 81.6 37.0 4.0 8.9 8.1 4.0 12.5 28.2 17.7 11.3 12.8 29.4 50.6 58.5 16.2 16.3 13.2 26.8 81.6 31