SmogRank / World / South Korea / Gyeonggi-do / December 2024

Most polluted cities in Gyeonggi-do, South Korea, December 2024

26 cities in Gyeonggi-do, South Korea ranked by their average PM2.5 over the 31 days. Worst: Pubal at 26.9 µg/m³, #129 of 2,573 cities in the world. Cleanest: Gapyeong at 12.7. 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.

← Pubal 26% 20%0
Every city in Gyeonggi-do, South Korea 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. 1Pubal
    26%
  2. 2Yangp'yŏng
    13%
  3. 3Icheon-si
    13%
  4. 4Yeoju
    10%
  5. 5Pyeongtaek
    10%
  6. 6Gwangju
    10%
  7. 7Anseong
    10%
  8. 8Osan
    10%
  9. 8Goyang-si
    10%
  10. 10Suwon
    10%
  11. 11Guri-si
    10%
  12. 12Uijeongbu-si
    10%
  13. 13Hwaseong-si
    10%
  14. 13Gwangmyeong
    10%
  15. 15Hwado
    6%
  16. 16Gimpo-si
    6%
  17. 17Hanam
    6%
  18. 18Yangju
    6%
  19. 18Anyang-si
    6%
  20. 20Wabu
    6%
  21. 21Munsan
    3%
  22. 22Bucheon-si
    3%
  23. 22Namyangju
    3%
  24. 24Ansan-si
    3%
  25. 25Seongnam-si
    3%
  26. 26Gapyeong
    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 South Korea, December 2024 · Gyeonggi-do now

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SmogRank, most polluted cities in Gyeonggi-do, South Korea, PM2.5, December 2024, smogrank.com/kr/region/gyeonggi-do/history/2024-12 (accessed 7 Oct 2026).

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