Tabular Survey 2021
NO₂ - TOVKA
Detailed overview of air pollution values for the measuring programme
| Year: | 2021 |
|---|---|
| Matter: | NO₂ - nitrogen dioxide |
| Locality: | Opava-Katerinky |
| Measuring programme: | TOVKA |
| Organization: | CHMI |
| Region: | Moravskoslezsky |
| District: | Opava |
| 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 | 13.2 | 24.0 | 23.2 | 22.6 | 14.4 | 20.4 | 14.2 | 14.1 | 11.8 | 18.1 | 15.2 | 12.5 | 10.1 | 7.1 | 10.2 | 5.3 | 20.5 | 31.7 | 13.7 | 9.6 | 7.7 | 8.3 | 5.6 | 9.7 | 13.4 | 13.7 | 13.2 | 16.6 | 24.7 | 10.6 | 22.2 | 14.8 | 31.7 | 31 |
| 2 | 42.8 | 11.8 | 11.4 | 11.2 | 23.3 | 15.2 | 9.1 | 8.9 | 26.9 | 22.0 | 9.9 | 10.0 | 9.6 | 26.8 | 53.5 | 12.9 | 17.0 | 45.1 | 22.5 | 19.3 | 6.4 | 16.1 | 27.0 | 24.5 | 18.9 | 15.8 | 5.7 | 9.8 | 19.1 | 53.5 | 28 | |||
| 3 | 5.2 | 20.0 | 16.1 | 16.6 | 7.4 | 8.4 | 12.5 | 15.4 | 29.2 | 33.8 | 17.0 | 14.7 | 4.6 | 3.9 | 14.8 | 13.8 | 5.5 | 8.8 | 10.4 | 6.5 | 5.8 | 8.7 | 8.9 | 10.1 | 22.6 | 19.6 | 8.1 | 8.6 | 16.9 | 21.1 | 23.2 | 13.5 | 33.8 | 31 |
| 4 | 17.6 | 8.3 | 5.2 | 4.4 | 4.2 | 7.9 | 7.4 | 8.2 | 10.0 | 9.4 | 10.3 | 13.0 | 5.9 | 5.0 | 8.8 | 6.5 | 9.6 | 14.7 | 17.0 | 15.5 | 9.3 | 10.1 | 7.9 | 7.3 | 10.7 | 12.4 | 19.6 | 15.3 | 9.2 | 10.0 | 19.6 | 29 | ||
| 5 | 10.0 | 7.3 | 8.7 | 9.2 | 8.9 | 6.2 | 6.7 | 8.8 | 7.8 | 8.7 | 14.3 | 13.0 | 7.4 | 7.7 | 6.1 | 5.8 | 9.9 | 6.2 | 7.0 | 4.9 | 7.3 | 5.6 | 4.8 | 7.9 | 6.7 | 5.6 | 5.5 | 9.6 | 4.3 | 4.3 | 6.3 | 7.5 | 14.3 | 31 |
| 6 | 10.7 | 11.4 | 10.0 | 11.5 | 8.9 | 7.2 | 9.7 | 9.2 | 6.8 | 8.4 | 9.8 | 5.6 | 1.8 | 7.1 | 9.2 | 11.0 | 11.0 | 12.4 | 7.5 | 7.9 | 9.7 | 7.6 | 5.0 | 6.0 | 4.3 | 5.5 | 7.2 | 10.3 | 11.4 | 4.3 | 8.3 | 12.4 | 30 | |
| 7 | 5.0 | 4.9 | 4.3 | 6.4 | 5.1 | 6.7 | 7.3 | 6.3 | 3.3 | 7.3 | 7.5 | 9.8 | 10.0 | 6.2 | 7.0 | 4.1 | 2.6 | 4.0 | 4.8 | 5.9 | 7.3 | 9.9 | 7.7 | 6.9 | 7.4 | 8.8 | 9.0 | 5.9 | 9.5 | 6.1 | 6.6 | 10.0 | 30 | |
| 8 | 4.9 | 5.3 | 7.3 | 7.3 | 5.9 | 5.7 | 4.4 | 2.6 | 8.0 | 8.1 | 9.2 | 10.6 | 10.6 | 7.8 | 8.2 | 5.6 | 3.8 | 5.0 | 6.3 | 9.0 | 8.5 | 7.6 | 5.8 | 7.0 | 5.8 | 6.3 | 7.7 | 5.6 | 4.7 | 8.3 | 4.3 | 6.7 | 10.6 | 31 |
| 9 | 4.1 | 6.6 | 11.4 | 7.6 | 6.5 | 10.8 | 12.0 | 14.5 | 13.6 | 16.6 | 11.2 | 8.6 | 11.0 | 15.1 | 6.9 | 5.5 | 5.7 | 8.5 | 13.2 | 10.0 | 9.0 | 6.7 | 12.2 | 16.5 | 17.4 | 14.1 | 14.9 | 12.2 | 10.8 | 17.4 | 28 | |||
| 10 | 19.8 | 8.3 | 8.2 | 18.5 | 11.3 | 11.4 | 12.1 | 15.1 | 12.2 | 17.1 | 21.1 | 13.3 | 12.3 | 13.6 | 10.4 | 14.8 | 14.8 | 20.0 | 11.4 | 9.3 | 8.0 | 6.3 | 7.5 | 18.6 | 16.8 | 15.4 | 18.5 | 15.8 | 20.5 | 7.8 | 11.6 | 13.6 | 21.1 | 31 |
| 11 | 11.6 | 14.1 | 12.5 | 13.9 | 12.6 | 11.5 | 9.0 | 15.4 | 21.3 | 13.7 | 21.5 | 17.4 | 13.9 | 22.2 | 29.7 | 17.5 | 15.0 | 12.9 | 9.8 | 9.7 | 11.4 | 16.1 | 22.0 | 15.8 | 20.7 | 17.1 | 17.9 | 15.9 | 14.6 | 15.8 | 29.7 | 29 | ||
| 12 | 12.6 | 13.5 | 17.7 | 9.5 | 18.5 | 15.1 | 20.4 | 25.9 | 30.9 | 32.1 | 16.3 | 28.6 | 40.4 | 29.0 | 25.3 | 17.0 | 5.3 | 9.3 | 11.9 | 4.7 | 9.9 | 25.4 | 11.3 | 9.5 | 6.6 | 27.4 | 39.6 | 26.9 | 18.8 | 13.7 | 7.7 | 18.7 | 40.4 | 31 |
