SmogRank / World / South Korea / Jeollanam-do / March 2025

Most polluted cities in Jeollanam-do, South Korea, March 2025

18 cities in Jeollanam-do, South Korea ranked by their average PM2.5 over the 31 days. Worst: Yeonggwang at 22.1 µg/m³, #493 of 2,809 cities in the world. Cleanest: Kurye at 13.4. 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.

← Yeonggwang 13% 10%0
Every city in Jeollanam-do, South Korea ranked for March 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. 1Yeonggwang
    13%
  2. 2Naju
    13%
  3. 2Jangseong
    13%
  4. 4Damyang
    13%
  5. 5Yeongam
    10%
  6. 6Haenam
    10%
  7. 7Sinan
    10%
  8. 8Mokpo
    6%
  9. 9Muan
    6%
  10. 10Kwangyang
    3%
  11. 11Boseong
    3%
  12. 12Gwangyang
    3%
  13. 13Suncheon
    3%
  14. 13Yeosu
    3%
  15. 15Jangheung
    3%
  16. 16Hwasun
    0%
  17. 17Beolgyo
    0%
  18. 18Kurye
    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, March 2025 · All cities in South Korea, March 2025 · Jeollanam-do now

Use this board

SmogRank, most polluted cities in Jeollanam-do, South Korea, PM2.5, March 2025, smogrank.com/kr/region/jeollanam-do/history/2025-03 (accessed 6 Oct 2026).

Download top 10 (PNG)

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.