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 2
  2. 2Kimje 2
  3. 3Jeongeup 2
  4. 4Buan 2
  5. 5Gunsan 2
  6. 6Nangen 2
  7. 7Namsa 2
  8. 8Iksan 2
  9. 9Changsu 2
  10. 10Jeonju 2
  11. 11Imsil 2
  12. 12Koch'ang 2
  13. 13Jinan-gun 1
Low risk1–3
Moderate risk4–6
High risk7–10
Very high risk10+

Canada's AQHI+ for PM2.5 (1 point per 10 µg/m³), which is defined on hourly values. 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 Canada AQHI+ PM2.5 sub-index.