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Air Quality in South Korea

Archived observations and advisories, with dates and reporting sources.

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Archived records (30d)17

Archived records (90d)26

Cumulative urban PEI, all records1.3M

Recent events

Air QualityMediumCS:55 · v5

Unhealthy Air Quality (AQI 162)

Incheon2026-10-038d agoSource: waqiUrban PEI 955.8K Air QualityMediumCS:41 · v5

Unhealthy Air Quality (AQI 153)

Okcheon2026-10-039d agoSource: waqiUrban PEI 38.1K Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 160)

Yŏnmu2026-10-0210d agoSource: waqi Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 155)

Jeongeup2026-10-0110d agoSource: waqi Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 153)

Koesan2026-09-3012d agoSource: waqi Air QualityHighCS:36 · v5

Very Unhealthy Air Quality (AQI 246)

Cheorwon2026-09-3012d agoSource: waqi Air QualityMediumCS:37 · v5

Unhealthy Air Quality (AQI 158)

Pohang2026-09-3012d agoSource: waqiUrban PEI 8.1K Air QualityCriticalCS:43 · v5

Hazardous Air Quality (AQI 853)

Seosan2026-09-2913d agoSource: waqi Air QualityHighCS:44 · v5

Very Unhealthy Air Quality (AQI 278)

Pohang2026-09-2813d agoSource: waqiUrban PEI 7.9K Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 153)

Pubal2026-09-2615d agoSource: waqi Air QualityMediumCS:46 · v5

Unhealthy Air Quality (AQI 154)

Guri-si2026-09-2615d agoSource: waqiUrban PEI 81.1K Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 153)

Seosan2026-09-2219d agoSource: waqi Air QualityMediumCS:29 · v5

Unhealthy Air Quality (AQI 152)

Yeonil2026-09-1526d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 156)

Neietsu2026-09-1428d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 151)

2026-09-1428d agoSource: waqi Air QualityMediumCS:50 · v4 (historical)

Unhealthy Air Quality (AQI 160)

Busan2026-09-1328d agoSource: waqiUrban PEI 118.5K Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 151)

Seonghwan2026-09-1329d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 168)

Yŏnmu2026-09-0933d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 183)

Gwangyang2026-09-0734d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 153)

2026-09-0635d agoSource: waqi Air QualityMediumCS:37 · v4 (historical)

Unhealthy Air Quality (AQI 177)

Gwangmyeong2026-09-0536d agoSource: waqiUrban PEI 7.2K Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 199)

Yeongju2026-09-0438d agoSource: waqi Air QualityMediumCS:29 · v4 (historical)

Unhealthy Air Quality (AQI 173)

Chinch'ŏn2026-09-0239d agoSource: waqi Air QualityMediumCS:50 · v4 (historical)

Unhealthy Air Quality (AQI 160)

Incheon2026-09-0239d agoSource: waqiUrban PEI 129.9K Air QualityCriticalCS:14 · v1

Hazardous Air Quality (AQI 880)

Tangjin2026-08-2944d agoSource: waqi Air QualityCriticalCS:14 · v1

Hazardous Air Quality (AQI 880)

Koesan2026-08-1954d agoSource: waqi Air QualityCriticalCS:14 · v1

Hazardous Air Quality (AQI 635)

Wŏnju2026-06-26108d agoSource: waqi Air QualityCriticalCS:14 · v1

Hazardous Air Quality (AQI 716)

Gongju2026-06-19114d agoSource: waqi

All disasters in South Korea All air quality events