Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Hokkaido
Air quality index (AQI) and PM2.5 air pollution in Hokkaido
LIVE AQI CITY RANKING
Real-time Hokkaido
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Senhoshi | 55 |
| 2 | Muroran | 49 |
| 3 | Wakakusa | 49 |
| 4 | Hayakitaomachi | 44 |
| 5 | Taura | 44 |
| 6 | Asahikawa | 38 |
| 7 | Atsubetsuchūo 5 Jo | 38 |
| 8 | Atsuma | 38 |
| 9 | Chitose | 38 |
| 10 | Kita 19 Johigashi | 38 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
4 Contributors
See all
LIVE AQI CITY RANKING
Real-time Hokkaido
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Obihiro | 11 |
| 2 | Kita 11 Johigashi | 22 |
| 3 | Minami Ward | 22 |
| 4 | Teinehoncho 1 Jo | 22 |
| 5 | Hakodate | 27 |
| 6 | Shioya | 27 |
| 7 | Tsukisamuchūodori | 27 |
| 8 | Yufutsu | 27 |
| 9 | Zenibako | 27 |
| 10 | Sapporo | 29 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
News
The latest air quality news and resources.
Hokkaido air quality data attribution
4Contributors
- City of Sapporo
11 stations
- Hokkaido Atmospheric Environment
15 stations
3 Government Contributors
- 1 Anonymous contributor
1 station
Anonymous Contributor
Which is the most polluted city in Hokkaido?
- Senhoshi 55
- Muroran 49
- Wakakusa 49
- Hayakitaomachi 44
- Taura 44
- Asahikawa 38
- Atsubetsuchūo 5 Jo 38
- Atsuma 38
- Chitose 38
- Kita 19 Johigashi 38
- Otaru 38
- Tarukawa 38
- Kitami 36
- Kushiro 36
- Higashimachi 33
- Hinode 33
- Kamiatsuma 33
- Kita 7 Johigashi 33
- Komasato 33
- Minami 11 Jonishi 33
- Naiemachi 33
- Suehiro 33
- Sunagawa 33
- Toasa 33
- Tomakomai 33
- Sapporo 29
- Hiyoshicho 28
- Hakodate 27
- Hanazono 27
- Hassamu 9 Jo 27
- Katsunaicho 27
- Kita 1 Jonishi 27
- Kita 36 Johigashi 27
- Kitago 3 Jo 27
- Kotoni 2 Jo 27
- Minami 14 Jonishi 27
- Oiwakechuo 27
- Shinoro 4 Jo 27
- Shioya 27
- Tomioka 27
- Tsukisamu Higashi 1 Jo 27
- Tsukisamuchūodori 27
- Yoichi 27
- Yufutsu 27
- Zenibako 27
- 8 Jodori 25
- Hokumoncho 25
- Nagayama 1 Jo 25
- Toko 1 Jo 25
- Omagari 23
- Kita 11 Johigashi 22
- Minami Ward 22
- Teinehoncho 1 Jo 22
- Komabacho 21
- Mihara 21
- Shinkawacho 21
- Towahigashi 21
- Yoshikawacho 21
- Obihiro 11
- Futabacho 1
AQI US, Metric