SmogRank / World / South Korea / North Chungcheong / November 2024

Most polluted cities in North Chungcheong, South Korea, November 2024

7 cities in North Chungcheong, South Korea ranked by their average PM2.5 over the 30 days. Worst: Chinch'ŏn at 19.9 µg/m³, #220 of 2,572 cities in the world. Cleanest: Okcheon at 14.7. 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.

← Chinch'ŏn 7% 6%0
Every city in North Chungcheong, South Korea ranked for November 2024, 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. 1Chinch'ŏn
    7%
  2. 2Cheongju-si
    3%
  3. 3Koesan
    3%
  4. 4Jungpyong
    3%
  5. 5Yeongdong
    3%
  6. 6Chungju
    0%
  7. 7Okcheon
    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, November 2024 · All cities in South Korea, November 2024 · North Chungcheong now

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SmogRank, most polluted cities in North Chungcheong, South Korea, PM2.5, November 2024, smogrank.com/kr/region/north-chungcheong/history/2024-11 (accessed 7 Oct 2026).

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