Reported by World Air Quality Index today.
It is the strongest of the 5 detections recorded within 20 km of this point since 28 March 2026. The last comparable one was on 28 June 2026.
What the source measured
World Air Quality Index reported: AQI 150 (Unhealthy) at Tran
The air quality index read 150 (Unhealthy) at the Tran station.
How we know
One source: World Air Quality Index. Not yet confirmed by a second, independent source.
Our own score for this event is 29 out of 100, at 45 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Air quality |
| Severity | medium |
| Calamity Score (ours) | 29 / 100 |
| Our confidence | 45% |
| Coordinates | 42.8344, 22.6511 |
| Nearest City | Pirot (35 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-01T17:07:29.000Z |
| Source | https://aqicn.org/city/@-576196 |
Score Breakdown
Technical Details
| Aqi | 150 |
| AqiCategory | Unhealthy |
| StationName | Tran |
| StationUid | -576196 |
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.
Want to know when something happens in this area?
Calamity.live data shows a air quality event with CalamityScore 29/100 (Serbia), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.