US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Mar, 23
Mar, 24
Mar, 25
Mar, 26
Mar, 27
Mar, 28
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Ranong
42
2. Trang
46
3. Krabi
50
4. Narathiwat
50
5. Yala
52
6. Nakhon Si Thammarat
53
7. Phuket
53
8. Surat Thani
53
9. Chumphon
53
10. Satun
53
FORECAST
PM 2.5 AQI (US)
March, 29 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Mon
Tue
Wed
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.
