Right now
The most recent data we hold from World Air Quality Index arrived 51 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, 11 km from here.
Reported by World Air Quality Index today.
No stronger detection stands among the 36 recorded within 20 km of this point since 22 March 2026 — one other scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
World Air Quality Index reported: AQI 500 (Hazardous) at รพ.ลำพูน ต.ต้นธง อ.เมือง จ.ลำพูน
The air quality index read 500 (Hazardous) at the รพ.ลำพูน ต.ต้นธง อ.เมือง จ.ลำพูน station.
An estimated 21,691 people live within 5 km of this point.
Nearby, since 22 March 2026
- September 4, 2026 · score 55 · 0.0 km
- September 3, 2026 · score 55 · 0.0 km
- August 27, 2026 · score 26 · 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 55 out of 100, at 60 % 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 | Critical |
| Calamity Score (ours) | 55 / 100 |
| Our confidence | 60% |
| Coordinates | 18.5820, 98.9944 |
| Nearest City | Lamphun (2 km) |
| Population Exposed | 21.7K within 5 km |
| Impact Tier | significant |
| Timestamp | 2026-09-07T20:00:00.000Z |
| Source | https://aqicn.org/city/@-238276 |
Score Breakdown
Technical Details
| Aqi | 500 |
| AqiCategory | Hazardous |
| StationName | รพ.ลำพูน ต.ต้นธง อ.เมือง จ.ลำพูน |
| StationUid | -238276 |
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 Lamphun?
Calamity.live data shows a air quality event with CalamityScore 55/100, near Lamphun (Thailand), based on data from waqi. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.