Reported by World Air Quality Index 72 days ago.
What the source measured
World Air Quality Index reported: AQI 750 (Hazardous) at Tanikon, Switzerland
How we know
One source: World Air Quality Index. Not yet confirmed by a second, independent source.
Our own score for this event is 14 out of 100, at 44 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Air quality |
| Severity | critical |
| Calamity Score (ours) | 14 / 100 |
| Our confidence | 44% |
| Coordinates | 47.4797, 8.9047 |
| Nearest City | Frauenfeld (9 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-19T07:00:00.000Z |
| Source | https://aqicn.org/city/@2695 |
Score Breakdown
Technical Details
| Aqi | 750 |
| AqiCategory | Hazardous |
| StationName | Tanikon, Switzerland |
| StationUid | 2695 |
Safety Information
When air quality is hazardous: stay indoors with windows closed, and run a filtered air purifier if you have one. Avoid outdoor exercise. Children, older adults and anyone with heart or lung conditions are affected first and worst — an N95 respirator helps outdoors, a cloth mask does not.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a air quality event with CalamityScore 14/100, near Frauenfeld (Switzerland), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.