Tab. VI.5 Smog situations and alerts for SO2 – number
and duration, 2015
| SWRS area | Number of announcements | Duration [h] | ||
| Smog situation | regulation | Smog situation | Regulation | |
| North-western zone | 1 | – | 14 | – |
| Czech Republic in total | 1 | – | 14 | – |