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

Most polluted cities in Jeollabuk-do, South Korea

13 measured cities, this year; 13 above the WHO annual guideline. Worst: Kimje at 21.0 µg/m³, #343 in the world.

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.

Gyeongsangbuk-do: 17 measured citiesJeollanam-do: 15 measured citiesChungcheongnam-do: 14 measured citiesGwangju: 2 measured citiesDaejeon: 2 measured citiesGyeongsangnam-do: 12 measured citiesJeollabuk-do: 13 measured citiesNorth Chungcheong: 7 measured cities#13 Imsil: 14.0 µg/m³#12 Changsu: 14.6 µg/m³#11 Jinan-gun: 15.0 µg/m³#10 Koch'ang: 15.4 µg/m³#9 Nangen: 15.5 µg/m³#8 Jeonju: 15.6 µg/m³#7 Namsa: 17.4 µg/m³#6 Iksan: 18.5 µg/m³#5 Gunsan: 18.6 µg/m³#4 Wanju: 19.1 µg/m³#3 Jeongeup: 19.2 µg/m³#2 Buan: 19.8 µg/m³#1 Kimje: 21.0 µg/m³
Each dot is a measured city, coloured by its PM2.5; tap a dot to open the city.
← Kimje 14% 10%0
Every measured city in Jeollabuk-do, South Korea, 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. 1Kimje 14%
  2. 2Buanlast full day 3 Oct 12%
  3. 3Iksan 11%
  4. 4Gunsan 10%
  5. 5Wanju 10%
  6. 6Namsalast full day 3 Oct 9%
  7. 7Jeongeup 9%
  8. 8Nangen 7%
  9. 9Jinan-gun 6%
  10. 10Changsu 6%
  11. 11Koch'ang 6%
  12. 12Jeonju 5%
  13. 13Imsil 4%
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

Bad-air episodes in Jeollabuk-do

Times when many cities around here had PM2.5 at twice their usual or more on the same days.

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

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.

Updated 2026-10-07 00:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.