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

Most polluted cities in Jeollabuk-do, South Korea

13 measured cities, last 30 days; 1 above the WHO 24-hour guideline. Worst: Kimje at 16.1 µg/m³, #323 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 Jinan-gun: 8.4 µg/m³#12 Imsil: 10.0 µg/m³#11 Changsu: 10.2 µg/m³#10 Koch'ang: 10.5 µg/m³#9 Jeonju: 10.9 µg/m³#7 Nangen: 12.2 µg/m³#8 Namsa: 12.2 µg/m³#6 Iksan: 12.6 µg/m³#5 Gunsan: 13.1 µg/m³#4 Buan: 13.8 µg/m³#3 Jeongeup: 14.7 µg/m³#2 Wanju: 15.0 µg/m³#1 Kimje: 16.1 µg/m³
Each dot is a measured city, coloured by its PM2.5; tap a dot to open the city.
← Kimje 0% 0.75%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 0%
  2. 2Wanju 0%
  3. 3Jeongeup 0%
  4. 4Buanlast full day 3 Oct 0%
  5. 5Gunsan 0%
  6. 6Iksan 0%
  7. 7Nangen 0%
  8. 7Namsalast full day 3 Oct 0%
  9. 9Jeonju 0%
  10. 10Koch'ang 0%
  11. 11Changsu 0%
  12. 12Imsil 0%
  13. 13Jinan-gun 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

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, last 30 days to 7 Oct 2026, 00:00 UTC, smogrank.com/kr/region/jeollabuk-do?w=30d.

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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.