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

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

26 cities in Gyeonggi-do, South Korea ranked by their average PM2.5 over the 30 days. Worst: Yeoju at 29.3 µg/m³, #81 of 2,482 cities in the world. Cleanest: Seongnam-si at 18.3. 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.

← Yeoju 29% 20%0
Every city in Gyeonggi-do, South Korea 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. 1Yeoju
    29%
  2. 2Pubal
    29%
  3. 3Icheon-si
    21%
  4. 4Hwado
    21%
  5. 5Pyeongtaek
    18%
  6. 6Anseong
    11%
  7. 7Osan
    11%
  8. 7Goyang-si
    11%
  9. 9Yangp'yŏng
    11%
  10. 10Hwaseong-si
    8%
  11. 11Ansan-si
    7%
  12. 12Gimpo-si
    7%
  13. 13Gwangmyeong
    7%
  14. 14Bucheon-si
    7%
  15. 15Guri-si
    7%
  16. 16Wabu
    7%
  17. 17Suwon
    4%
  18. 17Anyang-si
    4%
  19. 19Hanam
    4%
  20. 20Gwangju
    4%
  21. 21Yangju
    4%
  22. 22Gapyeong
    4%
  23. 23Uijeongbu-si
    0%
  24. 24Munsan
    0%
  25. 25Namyangju
    0%
  26. 26Seongnam-si
    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 South Korea, April 2024 · Gyeonggi-do now

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SmogRank, most polluted cities in Gyeonggi-do, South Korea, PM2.5, April 2024, smogrank.com/kr/region/gyeonggi-do/history/2024-04 (accessed 6 Oct 2026).

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