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Air quality in Daejeon

Air quality index (AQI⁺) and PM2.5 air pollution in Daejeon • 07:00, Oct 30

Daejeon Metropolitan CityGonggam Sensors Co., Ltd.Korea Environment Corporation
Daejeon Metropolitan CityGonggam Sensors Co., Ltd.Korea Environment Corporation

Live most polluted city ranking

Real-time Daejeon most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of South Korea

Daejeon

64

2
The national flag of South Korea

Songgangdong

57

Live cleanest city ranking

Real-time Daejeon cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of South Korea

Songgangdong

57

2
The national flag of South Korea

Daejeon

64

Wildfires in Daejeon

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 Daejeon?