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Air quality in Thailand
Air quality index (AQI) and PM2.5 air pollution in Thailand
LIVE AQI CITY RANKING
Real-time Thailand
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Ayutthaya, Phra Nakhon Si Ayutthaya | 126 |
| 2 | Sam Phran, Nakhon Pathom | 98 |
| 3 | Pattaya, Chon Buri | 96 |
| 4 | Rayong, Rayong | 92 |
| 5 | Bang Lamung, Chon Buri | 89 |
| 6 | Chon Buri, Chon Buri | 89 |
| 7 | Bangkok Yai, Bangkok | 86 |
| 8 | Khlong Luang, Pathum Thani | 85 |
| 9 | Phaya Thai, Bangkok | 85 |
| 10 | Mae On, Chiang Mai | 82 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
507 Contributors
See all
LIVE AQI CITY RANKING
Real-time Thailand
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Thalang, Phuket | 30 |
| 2 | Ko Pha Ngan, Surat Thani | 38 |
| 3 | Ratchaburi, Ratchaburi | 44 |
| 4 | Hua Hin, Prachuap Khiri Khan | 49 |
| 5 | Pak Chong, Nakhon Ratchasima | 53 |
| 6 | Cha-am, Phetchaburi | 58 |
| 7 | Mae Mo, Lampang | 58 |
| 8 | Phetchabun, Phetchabun | 59 |
| 9 | Bang Yai, Nonthaburi | 60 |
| 10 | Mueang, Phayao | 60 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
OVERVIEW
How polluted is Thailand?
2023 Air quality average
Moderate
2023 average US AQI
74
!
PM2.5
x4.7
2023 average PM2.5 concentration in Thailand: 4.7 times the WHO annual air quality guideline value
| 2023 Thailand cleanest city | Ko Chang Tai , Trat 27 |
| 2023 Thailand most polluted city | Phan , Chiang Rai 141 |
News
The latest air quality news and resources.
2023 aqi country ranking
How does Thailand rank globally in air pollution?
36/134
Which country had the worst air quality in 2023?
| # | COUNTRY | Population | AVG. US |
|---|---|---|---|
| 1 |  Bangladesh | 169,356,251 | 164 |
| 2 |  Pakistan | 231,402,117 | 160 |
| 3 |  India | 1,407,563,842 | 147 |
| 4 |  Tajikistan | 9,750,064 | 134 |
| 5 |  Burkina Faso | 22,100,683 | 128 |
| 6 |  Iraq | 43,533,592 | 121 |
| 7 |  United Arab Emirates | 9,365,145 | 119 |
| 8 |  Nepal | 30,034,989 | 118 |
| 9 |  Egypt | 109,262,178 | 118 |
| 10 |  Democratic Republic of the Congo | 95,894,118 | 114 |
| 36 | Thailand | 71,601,103 | 74 |
Thailand air quality data attribution
507Contributors
- Thailand Pollution Control Department
126 stations
- Chiang Mai Municipality
1 station
- Embassy of Switzerland
1 station
- James Sc
1 station
Top 20 Government Contributors
GWF Air Detective Volunteer10 stations
MFLF2 stations
The Royal Bangkok Sports Club2 stations
- Anya ราชพฤกษ์-นครอินทร์
1 station
Bueng Phra Subdistrict1 station
Chollada Suvarnbhumi1 station
GBBI1 station
Sarutpat Sutthitham1 station
- Good Time Foundation
1 station
Heinrich Böll Stiftung Southeast Asia1 station
BGBK1 station
Makhampom Foundation1 station
DKK1 station
Perfect Place Rt. Saima1 station
Prueklada Rangsit (Niti)1 station
STOCK EXCHANGE OF THAILAND1 station
Greenpeace Thailand1 station
- GJN
1 station
Top 20 Non-profit Organization Contributors
Sarit Tiyawongsuwan8 stations
AiroTEC CMRU7 stations
TU Airvisual6 stations
SISB School4 stations
- UP ENVI
3 stations
Anglo Singapore 64 Campus2 stations
- Baanploypoom Kindergarten
2 stations
Chiang Mai International School2 stations
TSM GROUP2 stations
International Community School Bangkok2 stations
Khon Kaen University2 stations
Kmutt_Ratchaburi_Rc_12 stations
MCRS [Mareeruk Chiang Rai School]2 stations
Mooltripakdee International School2 stations
- PLEARNPATTANA SCHOOL
2 stations
SISB Schools2 stations
St Andrews International School Bangkok2 stations
TSIS International School2 stations
Thai Christian School2 stations
- AISB
1 station
Top 20 Educational Contributors
Sansiri10 stations
- LIGMAN
6 stations
Ya_Phrmma2 stations
- Srithaigranite (ศรีทัยแกรนิต)
2 stations
Siam Hospital Supply Co., Ltd.2 stations
Bangkok IQ Air Station1 station
- Baan Siriporn Resort
1 station
Banana Coding1 station
Banbungicefactory1 station
Blue Tree Phuket1 station
- Kanit Chairatana
1 station
cafevelodome1 station
- Chiangmai Life Construction Co. Ltd.
1 station
- Courtyard Villa Rama9
1 station
DTGO CampUs by LAEDUU1 station
Devasom Resorts1 station
Kongpol Kumjonsukrujee1 station
Emerald Green1 station
บริษัท ฟูจิสยาม๘๘๘ จำกัด1 station
Happy & Healthy Bike Lane1 station
Top 20 Corporate Contributors
- ใจหยุด 24 น.
4 stations
Na Bann Nok3 stations
Banana2 stations
Sonthaya Semthapphra2 stations
- Mawin
2 stations
Volodymyr 沃洛迪米爾2 stations
- KaoChao
2 stations
- Arkadiy Kulev
2 stations
Capt.Husky1 station
- Sukhumvit81
1 station
rajadamri condo1 station
Kim Pakiny1 station
- Pisanupong JP
1 station
@Sipatphong+1 station
- 456 Krisadanakorn 20
1 station
6th Ave. Sukhumvit 151 station
AiroTEC CMRU1 station
- Alex K.
1 station
- benjamas sittidech
1 station
- Victor S
1 station
Top 20 Individual Contributors
94 Anonymous contributors94 stations
Anonymous Contributors
Which is the most polluted state in Thailand?
- Amnat Charoen
- Ang Thong
- Bangkok
- Buriram
- Chachoengsao
- Chai Nat
- Chaiyaphum
- Changwat Bueng Kan
- Changwat Ubon Ratchathani
- Changwat Udon Thani
- Chanthaburi
- Chiang Mai
- Chiang Rai
- Chon Buri
- Chumphon
- Kalasin
- Kamphaeng Phet
- Kanchanaburi
- Khon Kaen
- Krabi
- Lampang
- Lamphun
- Loei
- Lop Buri
- Mae Hong Son
- Maha Sarakham
- Mukdahan
- Nakhon Nayok
- Nakhon Pathom
- Nakhon Phanom
- Nakhon Ratchasima
- Nakhon Sawan
- Nakhon Si Thammarat
- Nan
- Narathiwat
- Nong Bua Lamphu
- Nong Khai
- Nonthaburi
- Pathum Thani
- Pattani
- Phangnga
- Phatthalung
- Phayao
- Phetchabun
- Phetchaburi
- Phichit
- Phitsanulok
- Phra Nakhon Si Ayutthaya
- Phrae
- Phuket
- Prachin Buri
- Prachuap Khiri Khan
- Ranong
- Ratchaburi
- Rayong
- Roi Et
- Sa Kaeo
- Sakon Nakhon
- Samut Prakan
- Samut Sakhon
- Samut Songkhram
- Sara Buri
- Satun
- Sing Buri
- Sisaket
- Songkhla
- Sukhothai
- Suphan Buri
- Surat Thani
- Surin
- Tak
- Trang
- Trat
- Uthai Thani
- Uttaradit
- Yala
- Yasothon
AQI US, Metric