NOx - SONRA

Detailed overview of air pollution values for the measuring programme

Year: 2012
Matter: NOx - nitrogen oxides
Locality: Ondrejov
Measuring programme: SONRA
Organization: CHMI
Region: Stredocesky
District: Praha-vychod
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 6.3 9.0 5.1 4.9 3.6 7.4 5.4 6.5 13.1 14.0 14.9 7.9 7.9 6.2 5.5 21.3 21.1 19.0 14.0 8.5 6.1 3.6 8.1 17.0 8.9 13.1 20.6 12.9 9.9 12.4 18.3 10.7 21.3 31
2 20.4 17.4 17.7 16.7 13.2 29.3 26.0 34.1 37.0 15.8 18.7 24.6 27.5 31.6 12.5 19.8 18.3 12.9 10.2 12.6 13.0 12.2 18.7 12.3 8.9 14.1 17.7 15.9 31.8 19.3 37.0 29
3 31.8 16.3 6.4 8.8 15.9 17.5 17.7 24.9 20.0 12.9 11.2 19.4 20.3 18.5 12.1 15.0 11.8 10.8 17.7 13.3 17.9 20.7 19.1 15.6 13.9 11.9 19.1 17.1 14.4 13.6 9.6 16.0 31.8 31
4 8.1 14.2 12.9 11.9 12.7 21.7 10.9 8.4 8.8 10.9 15.9 12.4 12.3 10.5 8.8 12.4 10.7 9.4 8.9 12.7 6.7 5.7 6.0 7.3 7.3 8.0 7.9 5.7 5.9 9.2 10.1 21.7 30
5 5.9 7.4 14.7 11.7 8.1 10.1 11.3 8.2 10.1 7.9 8.3 7.9 4.5 6.8 7.2 12.8 6.8 6.4 6.7 5.8 6.4 6.9 5.7 5.5 5.4 5.3 8.1 11.8 11.0 7.8 8.5 8.1 14.7 31
6 10.1 6.6 8.1 11.2 10.7 8.7 6.8 6.8 5.3 10.2 6.9 9.2 10.7 6.7 7.2 6.1 5.5 7.0 10.2 10.4 7.7 8.9 7.3 6.2 6.4 8.5 9.1 9.1 6.9 7.2 8.1 11.2 30
7 6.0 6.0 6.9 6.2 5.3 6.1 6.4 5.4 7.7 6.6 6.8 7.9 8.3 5.3 6.8 8.8 7.4 6.0 6.7 7.5 7.5 4.8 5.5 5.6 7.3 9.0 8.0 5.2 5.7 6.9 7.0 6.7 9.0 31
8 6.2 6.8 6.0 5.2 4.6 6.1 5.9 10.0 8.5 8.6 4.7 4.6 4.3 6.5 8.3 12.5 8.1 5.5 4.5 7.5 7.1 10.1 9.4 6.7 4.6 5.2 8.6 7.8 7.4 9.0 17.5 7.3 17.5 31
9 7.7 9.2 9.9 7.8 12.8 9.4 12.0 8.7 7.1 7.5 7.2 7.0 9.9 9.8 8.2 6.3 8.1 9.1 14.3 11.8 8.7 8.4 6.2 10.3 8.7 12.1 7.1 4.5 12.2 6.5 8.9 14.3 30
10 17.5 11.6 9.9 7.4 8.0 4.6 7.1 7.9 14.9 14.8 8.5 11.4 6.4 6.2 11.1 15.5 11.7 10.0 11.7 12.8 9.5 11.6 11.8 15.7 15.3 7.1 6.0 7.3 28.8 12.2 11.0 11.1 28.8 31
11 11.1 7.1 6.5 7.8 8.0 10.2 9.5 10.0 11.4 9.1 21.3 22.2 10.8 14.6 35.2 10.8 9.2 12.0 14.4 12.3 14.1 22.8 14.1 12.7 11.4 12.7 21.3 16.5 18.2 19.7 13.9 35.2 30
12 14.5 14.4 19.8 17.0 18.8 11.3 13.0 28.1 13.6 26.6 26.5 20.2 21.8 18.5 14.9 10.9 17.3 28.8 38.3 16.8 14.8 19.6 10.8 7.2 8.4 4.1 5.8 7.7 8.4 7.7 16.2 38.3 30