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Air quality in Vientiane

Air quality index (AQI⁺) and PM2.5 air pollution in Vientiane • 10:10, Sep 01

United Nations in Lao PDRPanyathip British International SchoolVientiane International SchoolUNICEF LaosUNICEF Laos AQM ProjectAnonymous contributor
United Nations in Lao PDRPanyathip British International SchoolVientiane International SchoolUNICEF LaosUNICEF Laos AQM ProjectAnonymous contributor

Live most polluted city ranking

Real-time Vientiane most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Laos

Muang Kasi

80

2
The national flag of Laos

Vangviang

51

3
The national flag of Laos

Vientiane

50

4
The national flag of Laos

Muang Phon-Hong

21

5
The national flag of Laos

Muang Sanakham

14

6
The national flag of Laos

Nong Boua

14

Live cleanest city ranking

Real-time Vientiane cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Laos

Muang Sanakham

14

2
The national flag of Laos

Nong Boua

14

3
The national flag of Laos

Muang Phon-Hong

21

4
The national flag of Laos

Vientiane

50

5
The national flag of Laos

Vangviang

51

6
The national flag of Laos

Muang Kasi

80

Wildfires in Vientiane

Real-time information

Active fires

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Dense forest burning.
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Wildfire Map Spotlight: Austin Fire, Oregon

Evening view of Portland.
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September 1, 2026: Portland among top 10 most polluted cities in the world

Fire burning dry long grass.
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Wildfire Map Spotlight: Cottonwood Fire, Utah

Which is the most polluted city in Vientiane?