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Air quality in Gunma

Air quality index (AQI⁺) and PM2.5 air pollution in Gunma • 10:30, Oct 20

Gunma Prefecture Environmental Forest Department Environment Conservation DivisionAtmospheric Environmental Regional Observation System (AEROS)Fukushima Prefecture Air Quality Information
Gunma Prefecture Environmental Forest Department Environment Conservation DivisionAtmospheric Environmental Regional Observation System (AEROS)Fukushima Prefecture Air Quality Information

Live most polluted city ranking

Real-time Gunma most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Maebashi

69

2
The national flag of Japan

Shibukawa

60

3
The national flag of Japan

Tomioka

60

4
The national flag of Japan

Numata

58

5
The national flag of Japan

Ota

56

6
The national flag of Japan

Haramachi

55

7
The national flag of Japan

Tsumagoi

55

8
The national flag of Japan

Tatebayashi

44

9
The national flag of Japan

Kamiokimachi

28

Live cleanest city ranking

Real-time Gunma cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Kamiokimachi

28

2
The national flag of Japan

Tatebayashi

44

3
The national flag of Japan

Haramachi

55

4
The national flag of Japan

Tsumagoi

55

5
The national flag of Japan

Ota

56

6
The national flag of Japan

Numata

58

7
The national flag of Japan

Shibukawa

60

8
The national flag of Japan

Tomioka

60

9
The national flag of Japan

Maebashi

69

Wildfires in Gunma

Real-time information

Active fires

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Polluted skies over Kuala Lumpur.
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October 20, 2026: Kuala Lumpur among top 10 most polluted cities in the world

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Wildfire Map Spotlight: Norte Fire, California

Forest fire.
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Wildfire Map Spotlight: Bryson Fire, Malibu, California

Which is the most polluted city in Gunma?