SmogRank / World / Taiwan / Taiwan / December 2024

Most polluted cities in Taiwan, Taiwan, December 2024

35 cities in Taiwan, Taiwan ranked by their average PM2.5 over the 31 days. Worst: Chaozhou at 29.8 µg/m³, #95 of 2,573 cities in the world. Cleanest: Taitung at 6.0. 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.

← Chaozhou 23% 20%0
Every city in Taiwan, Taiwan ranked for December 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. 1Chaozhou
    23%
  2. 2Erlun
    10%
  3. 3Douliu
    6%
  4. 4Chiayi City
    3%
  5. 5Xinying
    3%
  6. 6Zhushan
    3%
  7. 7Erlin
    3%
  8. 8Neili
    3%
  9. 9Shenzhen
    3%
  10. 10Toufen
    3%
  11. 11Daxi
    3%
  12. 12Miaoli
    3%
  13. 13Hsinchu
    3%
  14. 14Taipei
    3%
  15. 15Taoyuan
    3%
  16. 16Keelung
    3%
  17. 17Tainan
    0%
  18. 18Yongkang
    0%
  19. 19Puli
    0%
  20. 20Beigang
    0%
  21. 21Nantou
    0%
  22. 22Taibao
    0%
  23. 23Yuanlin
    0%
  24. 24Changhua
    0%
  25. 25Buzi
    0%
  26. 26Taichung
    0%
  27. 27Magong
    0%
  28. 28Zhongliao
    0%
  29. 29Xizhou
    0%
  30. 30Zhudong
    0%
  31. 31Yilan
    0%
  32. 32Hualien City
    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, December 2024 · All cities in Taiwan, December 2024 · Taiwan now

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SmogRank, most polluted cities in Taiwan, Taiwan, PM2.5, December 2024, smogrank.com/tw/region/taiwan/history/2024-12 (accessed 7 Oct 2026).

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