SmogRank / World / Taiwan / Taiwan / April 2024

Most polluted cities in Taiwan, Taiwan, April 2024

35 cities in Taiwan, Taiwan ranked by their average PM2.5 over the 30 days. Worst: Zhushan at 23.6 µg/m³, #139 of 2,482 cities in the world. Cleanest: Taitung at 10.1. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Puli 7% 6%0
Every city in Taiwan, Taiwan ranked for April 2024, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Puli
    7%
  2. 2Yuanlin
    4%
  3. 3Douliu
    4%
  4. 4Chiayi City
    4%
  5. 5Zhushan
    3%
  6. 6Nantou
    3%
  7. 7Erlin
    0%
  8. 8Taibao
    0%
  9. 9Yongkang
    0%
  10. 10Erlun
    0%
  11. 11Beigang
    0%
  12. 12Hsinchu
    0%
  13. 13Taoyuan
    0%
  14. 14Taichung
    0%
  15. 14Zhongliao
    0%
  16. 16Taipei
    0%
  17. 17Shenzhen
    0%
  18. 18Toufen
    0%
  19. 18Tainan
    0%
  20. 20Miaoli
    0%
  21. 21Neili
    0%
  22. 21Zhudong
    0%
  23. 23Daxi
    0%
  24. 24Xinying
    0%
  25. 25Xizhou
    0%
  26. 26Buzi
    0%
  27. 27Changhua
    0%
  28. 28Chaozhou
    0%
  29. 29Hualien City
    0%
  30. 30Keelung
    0%
  31. 31Yilan
    0%
  32. 32Magong
    0%
  33. 33Guanshan
    0%
  34. 34Hengchun
    0%
  35. 35Taitung
    0%
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, April 2024 · All cities in Taiwan, April 2024 · Taiwan now

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SmogRank, most polluted cities in Taiwan, Taiwan, PM2.5, April 2024, smogrank.com/tw/region/taiwan/history/2024-04 (accessed 6 Oct 2026).

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