Right now
The most recent data we hold from World Air Quality Index arrived 4 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by World Air Quality Index 12 days ago.
It is the 3rd strongest of the 9 detections recorded within 20 km of this point since 4 May 2026. The last comparable one was on 3 August 2026.
What the source measured
World Air Quality Index reported: AQI 270 (Very Unhealthy) at บ้านผาแดง ต.แม่ปั๋ง อ.พร้าว จ.เชียงใหม่
The air quality index read 270 (Very Unhealthy) at the บ้านผาแดง ต.แม่ปั๋ง อ.พร้าว จ.เชียงใหม่ station.
Nearby, since 4 May 2026
- September 6, 2026 · score 29 · 2.7 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 14 out of 100, at 44 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Air Quality |
| Severity | High |
| Calamity Score (ours) | 14 / 100 |
| Our confidence | 44% |
| Coordinates | 19.2210, 99.1575 |
| Nearest City | Chiang Mai (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-25T09:00:00.000Z |
| Source | https://aqicn.org/city/@-370003 |
Score Breakdown
Technical Details
| Aqi | 270 |
| AqiCategory | Very Unhealthy |
| StationName | บ้านผาแดง ต.แม่ปั๋ง อ.พร้าว จ.เชียงใหม่ |
| StationUid | -370003 |
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 in this area?
Calamity.live data shows a air quality event with CalamityScore 14/100 (Thailand), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.