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Air quality in Nagano

Air quality index (AQI⁺) and PM2.5 air pollution in Nagano • 01:32, Aug 23

Atmospheric Environmental Regional Observation System (AEROS)Nagano Prefectural GovernmentKanagawa Prefectural Government
Atmospheric Environmental Regional Observation System (AEROS)Nagano Prefectural GovernmentKanagawa Prefectural Government

Live most polluted city ranking

Real-time Nagano most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Hakuba

58

2
The national flag of Japan

Matsumoto

50

3
The national flag of Japan

Iida

33

4
The national flag of Japan

Okaya

33

5
The national flag of Japan

Chikuma

28

6
The national flag of Japan

Toyonomachi Toyono

28

7
The national flag of Japan

Ina

25

8
The national flag of Japan

Suwa

25

9
The national flag of Japan

Ueda

22

10
The national flag of Japan

Saku

19

Live cleanest city ranking

Real-time Nagano cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Kiso

1

2
The national flag of Japan

Habaue

2

3
The national flag of Japan

Nagano

2

4
The national flag of Japan

Saku

19

5
The national flag of Japan

Ueda

22

6
The national flag of Japan

Ina

25

7
The national flag of Japan

Suwa

25

8
The national flag of Japan

Chikuma

28

9
The national flag of Japan

Toyonomachi Toyono

28

10
The national flag of Japan

Iida

33

Wildfires in Nagano

Real-time information

Active fires

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Forest fire
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Wildfire Map Spotlight: Aspen Acres Fire, Colorado

Forest fire.
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Wildfire Map Spotlight: Sand Creek and Bobcat Lakes Fires, Montana

Close-up of an intense, blazing wildfire.
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Wildfire Map Spotlight: Big Grass Fire, Oregon and Idaho

Which is the most polluted city in Nagano?