Air quality in Taiwan
Air quality index (AQI⁺) and PM2.5 air pollution in Taiwan • 11:12, Oct 10
Live most polluted city ranking
Real-time Taiwan most polluted city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 |  Nantou | 69 | |
| 2 | Kaohsiung | 68 | |
| 3 | Tainan | 66 | |
| 4 | New Taipei | 63 | |
| 5 | Yunlin | 62 | |
| 6 | Chiayi city | 60 | |
| 7 | Hsinchu | 60 | |
| 8 | Taipei | 60 | |
| 9 | Taoyuan City | 60 | |
| 10 | Pingtung | 58 |
2025 Taiwan most polluted city
| Kinmen, Taiwan | 68 |
Live cleanest city ranking
Real-time Taiwan cleanest city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 | Changhua | 55 | |
| 2 | Miaoli | 55 | |
| 3 | Taichung | 55 | |
| 4 | Pingtung | 58 | |
| 5 | Chiayi city | 60 | |
| 6 | Hsinchu | 60 | |
| 7 | Taipei | 60 | |
| 8 | Taoyuan City | 60 | |
| 9 | Yunlin | 62 | |
| 10 | New Taipei | 63 |
2025 Taiwan cleanest city
| Taitung, Taiwan | 38 |
2025 Taiwan air quality
2025 country air quality average
How polluted is Taiwan?
In 2025 in Taiwan, the annual PM2.5 concentration was 2.7 times the WHO annual PM2.5 guideline.
2025 AQI⁺ country ranking
Which country had the worst air quality in 2025?
Worldwide PM2.5 ranking
2025 Taiwan global rank in air pollution
74/143
Wildfires in Taiwan
Real-time information
Active fires
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