Reported by World Air Quality Index today.
It is the 115th strongest of the 201 detections recorded within 20 km of this point since 14 March 2026. The last comparable one was on 27 August 2026.
What the source measured
World Air Quality Index reported: AQI 150 (Unhealthy) at CHS 6 P2 521681
The air quality index read 150 (Unhealthy) at the CHS 6 P2 521681 station.
Nearby, since 14 March 2026
- August 25, 2026 · score 31 · 17.5 km
- August 23, 2026 · score 26 · 19.6 km
- August 27, 2026 · score 31 · 20.9 km
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.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Air Quality |
| Severity | Medium |
| Calamity Score (ours) | 29 / 100 |
| Our confidence | 46% |
| Coordinates | -33.3794, -70.5514 |
| Nearest City | Ñuñoa (8 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-02T15:40:58.000Z |
| Source | https://aqicn.org/city/@-534001 |
Score Breakdown
Technical Details
| Aqi | 150 |
| AqiCategory | Unhealthy |
| StationName | CHS 6 P2 521681 |
| StationUid | -534001 |
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 8 March 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 Ñuñoa?
Calamity.live data shows a air quality event with CalamityScore 29/100, near Ñuñoa (Chile), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.