NOₓ - USNZA

Detailed overview of air pollution values for the measuring programme

Year: 2023
Matter: NOₓ - nitrogen oxides
Locality: Sneznik
Measuring programme: USNZA
Organization: CHMI
Region: Ustecky
District: Decin
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 17.2 18.0 4.2 13.3 7.2 11.8 8.5 15.8 6.5 11.0 13.4 7.2 6.9 4.0 6.3 8.8 8.3 16.9 12.2 5.7 6.8 9.1 9.7 12.0 17.2 12.9 4.9 12.7 9.3 4.1 10.1 18.0 30
2 4.0 4.2 7.8 11.1 18.3 11.8 16.8 17.0 12.1 6.6 7.1 18.3 33.8 53.4 19.9 3.9 2.6 2.3 3.4 6.7 18.0 6.5 2.7 2.6 4.7 2.9 11.5 53.4 26
3 7.4 9.0 13.3 4.9 2.5 10.0 11.2 8.0 10.3 10.5 3.7 6.8 11.6 7.4 4.8 7.1 7.6 9.7 14.7 5.8 8.2 10.8 12.5 8.6 6.5 3.3 4.0 4.3 16.2 17.2 11.8 8.7 17.2 31
4 3.6 3.9 3.7 4.3 5.2 6.7 6.3 7.5 7.0 5.8 6.1 11.2 5.8 9.0 4.8 5.0 5.6 6.7 6.1 5.8 4.3 5.6 9.2 9.3 4.7 4.0 4.9 10.7 8.3 5.2 6.2 11.2 30
5 5.1 6.5 4.7 5.1 6.9 5.8 4.8 3.6 4.2 4.9 4.7 5.8 5.0 4.5 4.9 7.2 5.9 3.4 5.9 5.5 3.8 4.4 4.9 4.5 5.8 5.6 3.8 3.8 4.2 4.3 3.9 5.0 7.2 31
6 4.3 4.6 3.3 3.0 4.3 4.1 6.3 6.3 6.3 5.3 4.3 3.9 4.7 4.4 4.9 4.5 4.6 3.9 9.0 7.8 4.8 4.3 5.8 3.3 2.7 5.6 3.0 3.3 4.9 6.6 4.8 9.0 30
7 3.3 2.6 5.8 5.2 5.7 3.1 4.1 3.7 3.3 5.0 3.7 5.8 4.1 4.0 5.5 4.5 2.7 3.3 3.4 3.6 8.4 4.1 7.6 11.1 3.9 3.9 9.4 9.0 8.9 6.3 9.8 5.3 11.1 31
8 6.2 7.5 6.1 5.0 5.3 3.3 3.3 4.8 3.8 3.9 4.3 6.2 4.1 4.8 5.1 5.2 3.6 3.8 5.8 4.3 4.2 4.3 4.6 11.4 8.3 6.9 5.1 3.4 5.3 5.7 5.2 11.4 30
9 12.6 4.9 4.4 4.6 5.6 6.5 5.3 5.7 5.5 8.8 11.4 5.4 6.0 4.6 6.0 7.1 6.3 6.4 9.2 6.2 7.9 7.1 4.4 4.6 6.4 5.9 8.7 15.7 4.2 6.8 15.7 29
10 9.6 18.9 14.3 5.2 9.7 13.8 4.9 4.5 9.1 8.8 20.9 13.7 14.5 7.2 3.4 4.3 5.5 7.8 15.8 13.3 16.6 3.4 9.9 9.5 7.2 7.6 13.6 11.6 11.6 15.0 5.1 10.2 20.9 31
11 12.5 8.0 7.9 6.5 7.6 7.9 13.6 12.5 17.9 10.6 7.7 5.0 15.5 9.0 5.0 7.2 6.3 5.9 5.8 3.1 6.6 8.5 12.7 3.1 4.1 5.2 13.4 10.7 13.6 18.2 9.1 18.2 30
12 23.3 12.6 14.1 18.4 17.9 29.8 12.0 19.1 21.2 15.7 12.3 9.8 10.3 10.9 6.3 5.7 18.1 21.7 24.5 4.7 8.0 2.7 4.8 4.8 6.3 9.1 18.5 15.2 6.3 15.3 13.3 29.8 30