On August 16, 2026, the nationwide air quality for ultrafine particulate matter is forecast to be "Good."
According to the Korea Environment Corporation’s forecast overview, all regions are expected to be rated “Good.”
Regarding the cause, the agency analyzed that “due to favorable atmospheric dispersion and precipitation, the daily average concentration is expected to be ‘Good’ across all regions.”
Since PM2.5 concentrations are not high in any region, outdoor activities are not expected to be significantly affected.
[PM2.5 Ratings by Region]
Good — Seoul, Jeju, South Jeolla, North Jeolla, Gwangju, South Gyeongsang, North Gyeongsang, Ulsan, Daegu, Busan, South Chungcheong, North Chungcheong, Sejong, Daejeon, Yeongdong, Yeongseo, Southern Gyeonggi, Northern Gyeonggi, Incheon (19 locations)
Good — Seoul, Jeju, South Jeolla, North Jeolla, Gwangju, South Gyeongsang, North Gyeongsang, Ulsan, Daegu, Busan, South Chungcheong, North Chungcheong, Sejong, Daejeon, Yeongdong, Yeongseo, Southern Gyeonggi, Northern Gyeonggi, Incheon (19 locations)
※ This article was automatically generated by a robot reporter based on air quality forecast data from the Korea Environment Corporation. (Release date: August 16, 2026, 5:00 a.m.)
