NO - TOFFA

Detailed overview of air pollution values for the measuring programme

Year: 2021
Matter: NO - nitrogen monoxide
Locality: Ostrava-Fifejdy
Measuring programme: TOFFA
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 3.7 27.6 25.0 23.8 6.3 22.6 3.0 2.1 1.7 27.7 19.4 1.6 1.7 2.3 2.5 1.3 5.0 15.0 1.7 1.4 3.4 1.2 0.7 1.3 3.4 1.6 4.0 2.5 5.7 1.4 19.3 7.7 27.7 31
2 26.3 2.5 1.7 1.7 4.6 1.2 1.1 4.1 18.4 7.6 2.5 5.1 1.5 1.5 21.8 1.8 1.8 29.8 4.5 2.4 0.9 6.3 2.2 2.3 4.6 1.8 0.8 2.5 5.8 29.8 28
3 1.4 3.5 2.4 2.0 2.0 1.4 1.4 6.8 11.0 28.6 4.4 1.2 0.7 0.9 8.4 6.3 1.6 3.1 2.6 1.5 1.0 2.3 2.0 1.3 3.1 2.7 0.9 1.2 1.3 2.6 7.3 3.8 28.6 31
4 2.0 1.0 0.8 0.8 0.6 1.3 1.5 1.7 1.7 0.9 1.0 21.5 1.2 1.3 1.7 2.2 0.9 1.6 3.0 2.3 2.3 2.3 1.9 1.1 0.9 3.2 1.6 11.1 4.0 1.1 2.6 21.5 30
5 1.3 1.0 1.8 1.8 0.8 1.1 1.3 0.9 0.9 2.5 1.5 1.7 1.0 1.8 2.1 1.6 0.9 0.9 0.8 0.6 2.1 0.7 0.8 0.9 2.4 0.6 0.7 1.3 1.3 2.5 28
6 4.2 3.9 4.7 4.7 0.9 0.8 4.3 3.8 1.5 1.6 1.9 0.8 0.6 1.2 2.5 2.5 2.9 2.0 1.2 1.0 2.4 2.3 1.1 1.0 1.0 0.6 1.3 3.9 1.3 0.6 2.1 4.7 30
7 0.6 1.0 0.5 1.0 1.1 1.3 4.2 1.2 1.4 0.6 1.2 1.5 3.4 5.7 1.6 1.4 0.6 0.5 0.9 1.0 0.7 2.4 3.7 1.7 0.8 0.8 1.2 3.9 1.2 2.0 0.5 1.6 5.7 31
8 1.2 4.2 1.6 0.9 1.4 0.9 0.7 0.5 3.3 1.3 1.8 8.1 4.1 0.6 1.1 0.6 0.7 0.8 1.2 1.4 2.3 1.9 0.6 2.3 1.7 1.5 7.1 2.5 0.9 3.2 1.4 2.0 8.1 31
9 1.3 1.5 1.6 1.5 1.0 16.5 2.1 10.9 16.7 22.6 3.0 1.3 7.4 12.0 16.8 1.4 1.0 0.8 0.8 1.9 6.9 2.4 1.4 1.1 4.1 7.6 10.0 3.2 8.9 4.6 5.7 22.6 30
10 33.6 7.7 5.1 18.4 21.6 1.2 2.4 4.5 1.8 4.7 20.0 4.5 1.9 6.0 1.3 6.5 3.7 4.5 1.7 0.9 0.7 0.6 0.7 8.2 11.6 1.0 1.6 3.5 4.2 1.2 6.6 6.2 33.6 31
11 2.0 2.4 4.0 3.4 1.7 1.1 0.6 1.3 22.0 14.2 1.2 8.7 7.6 2.6 3.5 24.7 16.9 1.0 1.0 0.6 0.6 1.8 5.3 4.7 8.5 14.7 2.6 7.9 2.1 1.0 5.7 24.7 30
12 0.6 2.7 7.2 0.7 1.0 4.7 11.5 3.5 14.1 34.9 15.0 16.5 12.6 14.4 16.1 7.7 0.7 0.7 1.3 1.6 8.9 6.6 2.0 0.6 0.6 13.4 13.7 11.5 0.9 0.9 0.9 7.3 34.9 31