SmogRank / World / Asia / South Korea / Jeollabuk-do

Most polluted cities in Jeollabuk-do, South Korea

13 measured cities, last 7 days; 2 above the WHO 24-hour guideline. Worst: Wanju at 16.5 µg/m³, #276 in the world.

Gyeongsangbuk-do: 16 measured citiesJeollanam-do: 16 measured citiesChungcheongnam-do: 14 measured citiesGwangju: 2 measured citiesDaejeon: 1 measured cityGyeongsangnam-do: 13 measured citiesJeollabuk-do: 13 measured citiesNorth Chungcheong: 7 measured cities#13 Jinan-gun: 9.3 µg/m³#12 Koch'ang: 10.5 µg/m³#11 Imsil: 11.0 µg/m³#10 Jeonju: 11.4 µg/m³#9 Changsu: 11.6 µg/m³#8 Iksan: 12.4 µg/m³#7 Namsa: 12.5 µg/m³#6 Nangen: 12.7 µg/m³#5 Gunsan: 13.6 µg/m³#4 Buan: 14.1 µg/m³#3 Jeongeup: 14.2 µg/m³#2 Kimje: 15.9 µg/m³#1 Wanju: 16.5 µg/m³
Each dot is a measured city, coloured by its PM2.5; tap a dot to open the city.
← Wanju 16.5 µg/m³ 15 µg/m³ WHO 24-hour guideline0
Every measured city in Jeollabuk-do, South Korea, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Wanju 28
  2. 2Kimje 27
  3. 3Jeongeup 23
  4. 4Buan 23
  5. 5Gunsan 23
  6. 6Nangen 22
  7. 7Namsa 22
  8. 8Iksan 20
  9. 9Changsu 20
  10. 10Jeonju 18
  11. 11Imsil 18
  12. 12Koch'ang 18
  13. 13Jinan-gun 15
Good0–50
Satisfactory51–100
Moderate101–200
Poor201–300
Very poor301–400
Severe401+

India's National Air Quality Index (CPCB), PM2.5 sub-index. Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities in Jeollabuk-do, South Korea, PM2.5, last 7 days to 2 Oct 2026, 07:00 UTC, smogrank.com/kr/region/jeollabuk-do?w=7d.

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Updated 2026-10-02 07:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the India AQI PM2.5 sub-index.