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Air quality in Vientiane

Air quality index (AQI⁺) and PM2.5 air pollution in Vientiane • 22:46, Oct 30

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

Nong Boua

88

2
The national flag of Laos

Muang Sanakham

69

3
The national flag of Laos

Muang Phon-Hong

57

4
The national flag of Laos

Vientiane

46

5
The national flag of Laos

Vangviang

38

6
The national flag of Laos

Muang Kasi

27

Live cleanest city ranking

Real-time Vientiane cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Laos

Muang Kasi

27

2
The national flag of Laos

Vangviang

38

3
The national flag of Laos

Vientiane

46

4
The national flag of Laos

Muang Phon-Hong

57

5
The national flag of Laos

Muang Sanakham

69

6
The national flag of Laos

Nong Boua

88

Wildfires in Vientiane

Real-time information

Active fires

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Aerial view of multiple houses covered in haze.
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China Air Quality Alert

Small group of people cycling in morning smog.
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India Air Quality Alert

Polluted skies of Almaty.
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October 28, 2026: Almaty among top 10 most polluted cities in the world

Which is the most polluted city in Vientiane?