SmogRank / World / South Korea / Gyeongsangbuk-do / March 2026

Most polluted cities in Gyeongsangbuk-do, South Korea, March 2026

17 cities in Gyeongsangbuk-do, South Korea ranked by their average PM2.5 over the 31 days. Worst: Yeongju at 31.9 µg/m³, #224 of 2,947 cities in the world. Cleanest: Dodong-ri at 15.9. 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.

← Yeongju 39% 30%0
Every city in Gyeongsangbuk-do, South Korea ranked for March 2026, 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. 1Yeongju
    39%
  2. 2Sangju
    29%
  3. 3Gyeongsan-si
    29%
  4. 4Yeonil
    29%
  5. 5Pohang
    29%
  6. 6Gumi
    26%
  7. 7Hayang
    26%
  8. 8Gimcheon
    26%
  9. 9Eisen
    23%
  10. 10Waegwan
    19%
  11. 11Andong
    19%
  12. 12Mungyeong
    19%
  13. 13Yecheon
    19%
  14. 13Kunwi
    19%
  15. 15Gyeongju
    13%
  16. 16Cheongsong gun
    13%
  17. 17Dodong-ri
    3%
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 2026 · All cities in South Korea, March 2026 · Gyeongsangbuk-do now

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SmogRank, most polluted cities in Gyeongsangbuk-do, South Korea, PM2.5, March 2026, smogrank.com/kr/region/gyeongsangbuk-do/history/2026-03 (accessed 7 Oct 2026).

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