US AQI
TH AQI
LOCATION COMPARISON
Loading...
7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Jul, 9
Jul, 10
Jul, 11
Jul, 12
Jul, 13
Jul, 14
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Sukhothai
15
2. Chiang Rai
21
3. Bueng Kan
21
4. Loei
31
5. Phangnga
32
6. Phayao
33
7. Phatthalung
33
8. Nakhon Phanom
34
9. Nan
34
10. Phuket
35
FORECAST
PM 2.5 AQI (US)
July, 15 2025
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Wed
Thu
Fri
DISCOVER
OUR SENSOR
OUR SENSOR
Check the real-time PM2.5, PM10, and AQI in your area with the dust sensor developed by the Faculty of Engineering, Chulalongkorn University. Track your air quality with our dashboard showing the real-time data that can calculate the Air Quality Index (AQI) in real-time format or standard formats of both Thai and US AQI.
