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Air quality in Gunma

Air quality index (AQI⁺) and PM2.5 air pollution in Gunma • 15:27, Oct 28

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

Numata

44

2
The national flag of Japan

Tatebayashi

33

3
The national flag of Japan

Ota

28

4
The national flag of Japan

Tomioka

28

5
The national flag of Japan

Tsumagoi

28

6
The national flag of Japan

Kamiokimachi

22

7
The national flag of Japan

Maebashi

22

8
The national flag of Japan

Haramachi

17

9
The national flag of Japan

Shibukawa

11

Live cleanest city ranking

Real-time Gunma cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Shibukawa

11

2
The national flag of Japan

Haramachi

17

3
The national flag of Japan

Kamiokimachi

22

4
The national flag of Japan

Maebashi

22

5
The national flag of Japan

Ota

28

6
The national flag of Japan

Tomioka

28

7
The national flag of Japan

Tsumagoi

28

8
The national flag of Japan

Tatebayashi

33

9
The national flag of Japan

Numata

44

Wildfires in Gunma

Real-time information

Active fires

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

Busan Fireworks Festival
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Seasonal fireworks influence international air quality

Aerial shot of buildings in haze.
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Indonesia Air Quality Alert

Which is the most polluted city in Gunma?