Reported by World Air Quality Index 7 days ago.
It is the 2nd strongest of the 8 detections recorded within 20 km of this point since 22 April 2026. Another comparable one was recorded here earlier the same day.
What the source measured
World Air Quality Index reported: AQI 500 (Hazardous) at สสช.บ้านสบปืน ต.ห้วยโก๋น อ.เฉลิมพระเกียรติ จ.น่าน
The air quality index read 500 (Hazardous) at the สสช.บ้านสบปืน ต.ห้วยโก๋น อ.เฉลิมพระเกียรติ จ.น่าน station.
Nearby, since 22 April 2026
- September 3, 2026 · score 43 · 0.0 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 | Critical |
| Calamity Score (ours) | 14 / 100 |
| Our confidence | 44% |
| Coordinates | 19.5714, 101.0157 |
| Nearest City | Nan (91 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-27T12:00:00.000Z |
| Source | https://aqicn.org/city/@-421246 |
Score Breakdown
Technical Details
| Aqi | 500 |
| AqiCategory | Hazardous |
| StationName | สสช.บ้านสบปืน ต.ห้วยโก๋น อ.เฉลิมพระเกียรติ จ.น่าน |
| StationUid | -421246 |
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.