NO - TOPOA

Detailed overview of air pollution values for the measuring programme

Year: 2021
Matter: NO - nitrogen monoxide
Locality: Ostrava-Poruba CHMU
Measuring programme: TOPOA
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 2.2 19.5 11.0 12.5 5.2 18.5 1.7 2.0 1.1 6.8 14.1 1.5 1.2 1.6 1.3 0.5 2.3 17.5 1.9 1.5 0.8 0.8 0.6 1.2 1.5 1.3 1.9 1.7 10.2 0.8 3.4 4.8 19.5 31
2 17.6 1.6 1.4 1.0 5.1 0.7 0.9 1.9 7.6 3.3 1.3 2.0 0.8 1.2 17.5 1.9 3.9 24.0 6.9 3.3 0.5 5.4 6.0 4.3 3.7 1.5 0.5 0.6 4.5 24.0 28
3 0.9 6.1 5.5 2.2 1.2 0.9 0.7 3.3 5.8 5.2 5.9 1.1 0.5 0.8 2.4 5.9 1.5 1.0 1.0 0.8 0.7 1.4 2.8 0.8 1.6 5.2 0.6 0.7 1.2 2.0 6.5 2.5 6.5 31
4 1.8 0.5 0.5 0.5 0.5 0.8 1.3 1.1 1.5 0.5 1.1 4.6 0.7 0.8 0.6 0.6 0.5 1.2 1.2 1.4 2.1 1.7 1.9 0.9 0.5 2.4 1.6 2.9 5.2 0.6 1.4 5.2 30
5 0.8 0.6 0.5 2.3 0.6 0.8 0.7 0.8 1.3 0.6 1.2 2.0 0.7 0.6 2.4 0.7 1.8 0.5 0.8 0.6 0.5 2.9 0.5 0.6 0.6 1.7 0.5 0.5 0.8 1.0 2.9 29
6 2.8 2.4 1.3 2.2 1.1 0.6 2.4 1.8 1.5 2.2 0.8 0.5 0.7 1.7 1.0 1.4 1.5 0.9 0.8 1.7 1.0 0.7 1.4 0.8 1.2 0.9 0.6 1.3 2.8 27
7 0.8 0.5 1.3 1.2 1.3 1.5 2.2 0.9 0.6 0.7 1.3 3.7 1.0 1.2 2.3 0.5 0.5 0.7 0.6 0.5 1.8 3.0 1.2 0.8 0.6 1.0 1.5 0.8 2.0 0.6 1.2 3.7 30
8 0.6 1.5 1.6 0.9 0.9 0.5 0.6 0.5 1.0 3.2 2.6 2.4 2.8 0.7 0.6 0.7 0.6 0.9 0.9 1.1 0.7 1.0 0.7 0.8 0.8 1.1 1.7 0.8 0.7 0.9 1.1 1.1 3.2 31
9 0.5 0.7 3.2 1.4 0.7 3.0 2.0 4.9 3.1 3.3 1.2 0.7 4.2 6.4 4.1 2.4 0.5 0.8 0.5 0.8 5.2 1.2 1.7 0.6 0.7 3.6 5.9 1.4 5.9 1.7 2.4 6.4 30
10 10.8 0.6 1.0 9.8 3.3 2.0 2.9 1.5 1.6 7.4 3.5 1.4 7.8 1.8 1.5 4.1 6.3 1.8 1.1 0.8 0.7 0.9 2.7 0.9 1.2 3.3 2.8 0.8 0.6 0.9 2.9 10.8 30
11 1.3 1.7 2.7 4.1 2.4 2.3 0.9 3.4 11.9 2.7 1.5 8.7 4.0 2.0 4.1 8.0 13.2 4.1 2.1 1.2 0.8 1.9 3.6 2.8 1.8 7.9 3.9 4.2 2.2 1.9 3.8 13.2 30
12 1.7 2.8 4.5 0.9 3.4 3.9 7.6 7.9 12.0 15.9 6.5 8.9 28.3 33.8 37.5 12.9 0.9 0.8 2.6 1.0 2.3 10.2 1.7 0.9 0.7 3.6 14.6 15.3 1.9 1.4 1.3 8.0 37.5 31