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

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

17 cities in Gyeongsangbuk-do, South Korea ranked by their share of unhealthy days over the 31 days. The most unhealthy days: Eisen, South Korea, 0 of 31 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.

← Eisen 0% 0.75%0

Every city in Gyeongsangbuk-do, South Korea ranked for July 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.

1Eisen
0 of 31
2Hayang
0 of 31
3Gumi
0 of 31
4Waegwan
0 of 30
5Yecheon
0 of 31
6Pohang
0 of 31
7Yeonil
0 of 31
8Gimcheon
0 of 31
9Gyeongsan-si
0 of 31
10Dodong-ri
0 of 31
11Yeongju
0 of 31
12Sangju
0 of 31
13Cheongsong gun
0 of 30
14Gyeongju
0 of 31
15Kunwi
0 of 31
16Mungyeong
0 of 31
17Andong
0 of 31

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, July 2025 · All cities in South Korea, July 2025 · Gyeongsangbuk-do now

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SmogRank, most polluted cities in Gyeongsangbuk-do, South Korea, by unhealthy days, PM2.5, July 2025, smogrank.com/kr/region/gyeongsangbuk-do/history/2025-07?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.