SmogRank / World / South Korea / Jeollabuk-do / February 2025

Most polluted cities in Jeollabuk-do, South Korea, February 2025

13 cities in Jeollabuk-do, South Korea ranked by their average PM2.5 over the 28 days. Worst: Gunsan at 18.7 µg/m³, #658 of 2,574 cities in the world. Cleanest: Koch'ang 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.

← Gunsan 14% 10%0
Every city in Jeollabuk-do, South Korea ranked for February 2025, 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. 1Gunsan
    14%
  2. 2Buan
    14%
  3. 3Kimje
    11%
  4. 4Iksan
    7%
  5. 5Namsa
    7%
  6. 6Wanju
    7%
  7. 7Changsu
    4%
  8. 8Jinan-gun
    4%
  9. 9Imsil
    4%
  10. 10Nangen
    4%
  11. 11Jeongeup
    0%
  12. 12Jeonju
    0%
  13. 13Koch'ang
    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, February 2025 · All cities in South Korea, February 2025 · Jeollabuk-do now

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SmogRank, most polluted cities in Jeollabuk-do, South Korea, PM2.5, February 2025, smogrank.com/kr/region/jeollabuk-do/history/2025-02 (accessed 7 Oct 2026).

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