NO₂ - TOCBA

Detailed overview of air pollution values for the measuring programme

Year: 2023
Matter: NO₂ - nitrogen dioxide
Locality: Ostrava-Ceskobratrsk
Measuring programme: TOCBA
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 12.4 20.7 29.6 22.9 24.2 24.9 31.0 27.5 27.7 31.6 30.0 19.4 19.1 12.2 9.9 37.8 32.6 38.1 35.2 35.7 31.4 31.2 30.6 30.8 32.7 38.6 34.8 24.0 15.3 19.3 25.3 27.0 38.6 31
2 22.8 22.9 26.4 11.1 18.8 44.7 45.6 45.7 33.4 31.5 24.2 35.8 41.1 44.1 32.5 24.6 29.8 18.6 18.4 21.4 27.3 41.9 37.2 25.4 14.3 17.8 32.8 47.4 29.9 47.4 28
3 51.1 58.5 38.2 20.6 18.6 23.2 21.1 20.7 31.8 28.9 12.7 14.8 17.1 20.1 29.2 40.0 47.3 36.2 31.5 43.1 40.0 32.7 35.0 31.2 17.6 12.3 22.1 25.3 26.3 23.7 20.3 28.8 58.5 31
4 17.7 15.5 21.4 24.2 46.2 38.2 25.5 22.2 26.2 29.5 33.3 37.8 37.3 34.9 24.0 22.3 31.6 26.5 26.9 36.1 49.3 39.4 28.2 39.7 34.6 24.8 38.5 32.8 21.4 18.9 30.2 49.3 30
5 26.6 32.8 35.9 35.4 39.5 26.2 16.4 13.7 29.9 34.8 32.2 25.7 27.2 24.0 22.7 34.7 25.7 28.9 30.3 25.9 19.0 35.0 40.3 25.5 34.5 33.4 22.6 20.6 35.6 28.8 40.0 29.2 40.3 31
6 38.2 25.9 18.7 21.5 34.5 28.8 34.8 25.8 26.1 20.8 13.1 20.7 27.0 25.1 28.4 32.9 22.9 21.8 39.5 36.3 31.5 28.5 27.8 16.9 17.6 28.8 20.5 23.8 31.2 25.2 26.5 39.5 30
7 21.1 16.6 24.4 27.1 18.3 28.0 34.1 30.5 25.5 42.2 26.2 26.8 27.1 26.6 16.2 22.1 28.5 26.5 38.6 30.3 30.0 20.8 13.8 19.8 25.5 22.2 16.4 15.9 11.5 12.2 21.9 24.1 42.2 31
8 18.5 12.4 16.9 26.2 18.9 13.7 14.9 15.0 19.5 33.2 34.0 23.5 14.3 29.8 36.4 31.4 32.6 32.5 19.8 30.1 37.9 29.5 35.0 37.2 33.0 29.8 25.2 27.3 24.9 29.5 28.0 26.2 37.9 31
9 24.7 26.1 16.5 30.6 33.8 48.3 38.4 44.1 31.7 24.7 37.7 36.2 32.2 26.0 27.6 26.2 17.5 26.1 30.8 25.9 26.2 25.4 22.3 18.5 32.6 36.3 42.7 31.5 33.0 28.5 30.1 48.3 30
10 22.7 31.2 21.1 29.3 28.0 26.1 13.9 17.9 30.8 29.5 19.5 35.2 30.2 16.2 19.4 31.8 43.8 43.3 44.5 28.6 28.6 20.0 35.0 41.0 35.7 24.6 30.7 13.5 25.8 38.7 21.1 28.3 44.5 31
11 25.4 23.4 28.0 17.5 14.5 25.2 33.8 28.6 40.1 40.0 22.2 19.4 32.0 20.3 32.1 34.3 19.6 19.6 18.1 21.9 34.7 30.5 16.7 32.9 23.1 21.6 33.7 34.8 29.6 54.7 27.6 54.7 30
12 55.0 28.7 25.2 47.0 47.5 51.4 53.4 56.5 26.5 24.8 28.5 38.1 45.7 34.5 32.7 22.5 13.2 24.9 32.1 26.1 13.6 23.4 22.3 13.0 7.0 9.0 31.5 15.8 19.0 17.2 34.2 29.7 56.5 31