NO - TOPOA

Detailed overview of air pollution values for the measuring programme

Year: 2023
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 0.5 0.6 7.0 1.9 1.0 1.1 3.6 2.4 3.7 0.7 6.3 0.8 0.7 0.7 0.5 2.2 3.1 2.5 1.9 5.6 0.7 1.3 3.8 1.9 1.1 2.6 1.8 0.5 0.5 0.8 0.6 2.0 7.0 31
2 0.9 0.5 1.1 0.5 0.6 3.2 4.7 3.8 2.9 1.7 1.8 3.8 6.7 9.0 1.0 1.6 0.6 0.8 1.1 0.9 1.6 7.1 1.3 0.5 0.5 1.4 3.1 2.3 9.0 27
3 3.8 5.8 2.3 1.3 0.7 1.3 1.6 1.3 1.1 1.2 0.5 1.1 1.0 0.7 1.2 5.1 1.2 1.8 2.5 1.2 4.1 0.6 0.8 0.5 0.5 0.7 1.1 3.2 0.7 0.9 1.7 5.8 30
4 0.6 0.6 0.8 0.9 2.8 2.4 0.5 1.1 0.5 0.7 3.8 2.5 3.1 1.5 1.5 1.2 1.4 1.0 0.7 1.7 4.4 1.9 1.0 2.6 0.7 1.0 2.5 3.8 0.5 0.5 1.6 4.4 30
5 1.3 0.9 0.6 1.4 2.3 1.8 0.5 0.6 1.7 1.6 3.0 2.2 1.2 0.8 1.0 1.4 0.5 1.2 1.4 0.6 0.7 1.2 2.1 0.5 0.6 1.0 0.7 0.7 1.2 0.8 0.6 1.2 3.0 31
6 1.6 0.7 0.8 0.7 1.3 1.0 0.9 0.9 0.8 0.7 0.5 1.0 1.4 1.5 0.6 1.5 0.9 0.6 1.6 1.5 1.6 0.7 1.1 0.5 1.0 1.4 0.5 1.0 0.6 1.8 1.0 1.8 30
7 0.7 0.5 0.9 0.7 0.8 0.6 1.2 0.9 0.7 1.9 0.6 1.3 0.8 2.4 0.9 0.6 1.0 0.6 0.9 0.6 1.4 0.5 0.7 0.5 1.0 0.5 1.2 0.7 0.7 0.6 0.8 0.9 2.4 31
8 0.6 0.6 0.6 0.7 0.5 0.5 0.7 0.7 0.7 3.2 2.0 1.5 0.5 1.5 2.0 1.8 0.8 1.9 1.5 1.0 1.8 1.0 0.7 1.7 2.1 0.9 0.5 0.7 1.1 0.6 0.8 1.1 3.2 31
9 0.9 0.6 0.5 1.3 3.5 4.5 2.9 2.3 1.2 1.3 3.9 4.2 0.6 3.1 1.7 1.3 3.6 1.1 1.5 6.2 2.2 0.7 0.6 1.6 3.7 4.6 3.3 5.1 0.9 2.4 6.2 29
10 2.4 2.1 0.6 1.8 1.1 3.7 0.6 0.5 2.4 5.4 1.1 0.9 2.6 0.5 0.7 1.3 9.6 10.1 14.8 11.8 1.3 0.8 6.4 17.4 4.1 1.1 4.3 0.7 0.7 2.5 0.8 3.7 17.4 31
11 5.4 2.7 2.6 1.8 0.7 1.6 2.8 1.0 7.8 1.9 1.4 1.3 2.6 0.9 1.2 4.0 0.5 0.9 1.9 1.3 5.4 1.5 1.3 0.8 0.9 0.6 6.2 5.9 4.2 7.8 2.6 7.8 30
12 11.0 1.5 2.5 24.3 18.5 14.9 17.4 40.6 1.2 1.0 1.8 2.8 11.4 4.8 3.7 2.1 0.7 2.1 2.2 2.3 0.6 0.7 0.7 0.5 0.5 0.5 3.5 0.7 0.7 0.6 3.4 5.8 40.6 31