Delivered Sensors
564
Expected Sensors
500+
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US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Sep, 16
Sep, 17
Sep, 18
Sep, 19
Sep, 20
Sep, 21
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1Surin
12
2Nakhon Phanom
12
3Loei
17
4Roi Et
17
5Mae Hong Son
17
6Phitsanulok
17
7Ubon Ratchathani
21
8Sakon Nakhon
21
9Phayao
21
10Kamphaeng Phet
21
FORECAST
PM 2.5 AQI (US)
September, 22 2025
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Tue
Wed
Thu