NO - ACHOA

Detailed overview of air pollution values for the measuring programme

Year: 2021
Matter: NO - nitrogen monoxide
Locality: Praha 4-Chodov
Measuring programme: ACHOA
Organization: CHMI
Region: Prague
District: Praha 4
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 5.9 2.9 4.8 16.0 7.1 3.7 2.6 1.5 3.5 5.9 8.1 1.0 0.9 1.1 3.7 1.1 4.9 3.0 0.7 1.0 2.0 1.3 0.8 0.7 2.5 4.3 1.7 1.8 8.6 0.6 1.0 3.4 16.0 31
2 5.9 2.6 0.9 0.6 7.5 0.8 0.7 3.6 6.7 2.4 2.0 8.8 2.7 5.5 21.9 24.2 2.5 2.4 1.4 3.5 0.5 7.1 20.7 37.5 71.3 13.0 1.0 3.2 9.3 71.3 28
3 5.0 4.0 3.2 12.9 1.6 1.0 0.9 3.1 7.0 4.9 0.9 0.7 0.5 0.5 0.9 0.8 1.2 1.0 0.9 0.7 0.6 0.9 1.7 1.8 3.1 1.4 0.5 0.6 1.0 2.7 1.6 2.2 12.9 31
4 1.2 0.5 0.6 1.1 0.5 1.3 1.1 0.9 0.8 0.7 0.6 0.7 1.0 0.8 1.1 0.9 0.6 1.1 2.3 4.8 1.2 0.8 1.1 0.9 0.7 3.3 1.2 0.7 0.8 0.7 1.1 4.8 30
5 0.8 0.5 0.9 0.6 0.5 0.7 0.9 0.6 0.7 1.0 1.2 0.8 0.6 1.0 0.8 0.5 0.9 0.8 1.1 1.6 0.7 0.5 0.6 1.2 0.6 0.9 0.7 1.0 1.0 0.5 3.5 0.9 3.5 31
6 1.7 3.4 1.3 1.2 0.8 0.6 1.6 1.0 2.2 1.2 1.7 0.6 0.5 1.9 1.1 1.3 0.8 0.8 0.7 0.7 0.8 0.9 1.2 1.1 1.5 0.8 1.5 4.7 2.4 0.6 1.3 4.7 30
7 0.7 1.6 1.0 0.8 0.5 0.7 0.6 0.9 0.7 0.6 0.6 0.8 0.8 1.0 1.0 2.0 0.5 1.6 2.3 3.2 2.6 0.8 0.6 0.5 0.9 0.7 0.8 0.8 0.9 0.5 1.0 3.2 30
8 0.5 0.9 0.9 0.9 1.5 1.4 0.6 0.5 1.7 1.0 1.4 3.0 1.1 0.6 0.5 0.5 0.6 0.8 0.7 1.0 1.9 0.8 0.9 0.8 3.0 0.9 1.5 1.6 1.0 4.9 0.7 1.2 4.9 31
9 1.4 3.4 3.1 1.0 1.1 1.4 2.2 4.1 4.9 0.9 1.0 1.8 2.8 6.4 3.7 1.0 1.3 0.6 0.5 1.4 2.3 1.0 1.0 0.8 0.7 1.8 7.2 0.9 1.2 1.1 2.1 7.2 30
10 3.3 0.8 0.6 11.0 1.7 1.1 3.5 1.0 1.4 4.2 2.4 2.0 3.4 1.9 1.2 2.0 2.2 2.4 1.5 1.3 0.6 0.7 0.9 1.9 25.6 2.8 11.5 19.3 15.0 12.3 0.8 4.5 25.6 31
11 5.4 1.1 3.4 1.5 1.9 1.0 0.6 1.4 4.9 25.7 11.3 1.4 2.1 3.4 2.1 4.8 1.4 1.7 0.8 0.6 0.6 1.8 2.5 2.0 0.7 3.4 1.1 9.3 4.3 0.5 3.4 25.7 30
12 0.5 1.9 1.4 1.7 1.4 2.9 4.9 5.4 15.2 2.6 2.8 1.4 6.4 6.7 1.7 2.3 2.7 4.4 0.5 1.3 12.5 17.0 2.1 0.5 0.6 4.8 2.8 1.2 4.2 0.5 0.5 3.7 17.0 31