Reported by World Air Quality Index today.
The last comparable one was on 17 August 2026.
What the source measured
World Air Quality Index reported: AQI 152 (Unhealthy) at Beli_Iskar
The air quality index read 152 (Unhealthy) at the Beli_Iskar 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 46 % 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 | 46% |
| Coordinates | 42.2742, 23.5404 |
| Nearest City | Samokov (7 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-01T11:07:35.000Z |
| Source | https://aqicn.org/city/@-576280 |
Score Breakdown
Technical Details
| Aqi | 152 |
| AqiCategory | Unhealthy |
| StationName | Beli_Iskar |
| StationUid | -576280 |
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 near Samokov?
Calamity.live data shows a air quality event with CalamityScore 29/100, near Samokov (Bulgaria), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.