SmogRank / World / South Korea / Gyeongsangbuk-do / November 2025

Most unhealthy days in Gyeongsangbuk-do, South Korea, November 2025

17 cities in Gyeongsangbuk-do, South Korea ranked by their share of unhealthy days over the 30 days. The most unhealthy days: Yeongju, South Korea, 3 of 30 measured days. 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 10% 7.5%0
Every city in Gyeongsangbuk-do, South Korea ranked for November 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. 1Yeongju
    3 of 30
  2. 2Waegwan
    2 of 26
  3. 3Sangju
    2 of 29
  4. 4Andong
    2 of 29
  5. 5Gumi
    2 of 30
  6. 6Gyeongsan-si
    2 of 30
  7. 7Hayang
    2 of 30
  8. 8Pohang
    2 of 30
  9. 9Eisen
    1 of 27
  10. 10Mungyeong
    1 of 28
  11. 11Yeonil
    1 of 29
  12. 12Gyeongju
    1 of 29
  13. 13Gimcheon
    1 of 30
  14. 14Yecheon
    1 of 30
  15. 15Cheongsong gun
    0 of 30
  16. 16Kunwi
    0 of 28
  17. 17Dodong-ri
    0 of 30
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, November 2025 · All cities in South Korea, November 2025 · Gyeongsangbuk-do now

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SmogRank, most polluted cities in Gyeongsangbuk-do, South Korea, by unhealthy days, PM2.5, November 2025, smogrank.com/kr/region/gyeongsangbuk-do/history/2025-11?by=days (accessed 7 Oct 2026).

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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.