Air quality in Laos
Air quality index (AQI⁺) and PM2.5 air pollution in Laos • 17:05, Apr 23
Live most polluted city ranking
Real-time Laos most polluted city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 |  Pakse | 162 | |
| 2 | Muang Phon-Hong | 161 | |
| 3 | Champasak | 159 | |
| 4 | Muang Xay | 155 | |
| 5 | Muang Phonsavan | 141 | |
| 6 | Phongsali | 139 | |
| 7 | Luang Prabang | 129 | |
| 8 | Muang Nale | 112 | |
| 9 | Muang Phin | 104 | |
| 10 | Salavan | 104 |
2025 Laos most polluted city
| Vientiane, Vientiane | 79 |
Live cleanest city ranking
Real-time Laos cleanest city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 | Muang Khamkeut | 77 | |
| 2 | Thakhek | 84 | |
| 3 | Ban Donghen | 87 | |
| 4 | Sainyabuli | 89 | |
| 5 | Viengthong | 90 | |
| 6 | Vientiane | 97 | |
| 7 | Muang Phin | 104 | |
| 8 | Salavan | 104 | |
| 9 | Muang Nale | 112 | |
| 10 | Luang Prabang | 129 |
2025 Laos cleanest city
| Muang Khong, Champasak | 53 |
2025 Laos air quality
2025 country air quality average
How polluted is Laos?
PM2.5 concentration is currently 4.5 times the World Health Organization annual PM2.5 guideline value.
2025 AQI⁺ country ranking
Which country had the worst air quality in 2025?
Worldwide PM2.5 ranking
2025 Laos global rank in air pollution
30/143
