|
|  |  |
 |
|
" All polltant concentrations are daily average (10
a.m. yesterday - 9 a.m. today).
AQI is based on the 24 hours running average,
calculated at 09.00 hrs today."
 |
|  |
| Site | SO2 | NO2 | CO | Ozone | PM10 | AQI |
| Ayutthaya | 2.0 | 11.0 | 0.4 | 21.0 |
21.7 |
52.0 |
| Chacherngsao | 1.0 | 3.0 | 0.5 | 29.0 |
17.3 |
77.0 |
| Chiang Mai | 1.0 | 6.0 | 0.3 | 17.0 |
19.1 |
57.0 |
| Chiangrai | | | 0.6 | 20.0 |
22.2 |
36.0 |
| Chon Buri | 1.0 | 12.0 | 0.1 | 14.0 |
7.5 |
34.0 |
| Hatyai | 4.0 | 9.0 | 0.6 | 10.0 |
29.6 |
37.0 |
| Khon Kaen | | | | |
|
|
| Lampang | 1.0 | 17.0 | 0.3 | 10.0 |
16.9 |
29.0 |
| Lumpoon | 0.0 | 2.0 | 0.3 | 20.0 |
20.3 |
41.0 |
| Maehongson | | | 0.6 | 9.0 |
13.1 |
17.0 |
| Nakhon Ratchasima | 1.0 | 20.0 | 0.6 | 13.0 |
28.4 |
36.0 |
| Nakorn Sawan | | 6.0 | 0.7 | 16.0 |
25.3 |
32.0 |
| Narativas | | | 0.4 | |
22.8 |
29.0 |
| Nhan | 0.0 | 2.0 | 0.5 | 14.0 |
23.0 |
29.0 |
| Nonthaburi | 4.0 | 11.0 | | 16.0 |
22.8 |
51.0 |
| Pae | 1.0 | 1.0 | 0.5 | 27.0 |
20.6 |
43.0 |
| Pathum Thani | 3.0 | 9.0 | 0.2 | 11.0 |
25.1 |
31.0 |
| Payao | 0.0 | 3.0 | 0.3 | 12.0 |
17.3 |
31.0 |
| Phuket | 2.0 | 6.0 | 0.2 | 14.0 |
17.3 |
22.0 |
| Ratcha Buri | 3.0 | 4.0 | 0.4 | 18.0 |
36.8 |
46.0 |
| Rayong | 2.0 | 1.0 | 0.2 | 31.0 |
|
60.0 |
| Samut Prakarn | 1.0 | 9.0 | 0.3 | 22.0 |
20.0 |
50.0 |
| Samut Sakorn | 7.0 | 15.0 | 0.8 | 10.0 |
30.8 |
39.0 |
| Sara Buri | 5.0 | 11.0 | 0.5 | 25.0 |
16.0 |
57.0 |
| Satul | 0.0 | 6.0 | 0.6 | 11.0 |
15.3 |
22.0 |
| Surat Thani | 2.0 | 6.0 | 0.5 | 13.0 |
27.2 |
34.0 |
| Trung | 2.0 | 6.0 | 0.5 | 23.0 |
29.1 |
36.0 |
| Uparaj Collage (Chiangmai 36T) | | 12.0 | 0.4 | 13.0 |
28.8 |
43.0 |
| Yala | | | | |
|
|
| Standard |
120 |
* |
* |
* |
120 |
100 | | |
Note
SO2 units : ppb (1/1,000,000,000)
NO2 units : ppb (1/1,000,000,000)
CO units : ppm, 1/1,000,000
Ozone units : ppb, 1/1,000,000,000
PM10 units : µg/m3
Pollutants are 1 hour averages except noted, and PM10 is 24 hour average.
PM10 : particulate matter (dust) <10 microns (raw data)
AQI : Air Quality Index (AQI)
should not exceed 100
* :
24 hour average of ambient standard value
not available.
Monthly and Annual Report on Ambient Air
Quality in Thailand can be obtain from
www.aqnis.pcd.go.th
| |
|
|
