Air quality for ultrafine particulate matter nationwide is forecast to be "moderate" on August 1, 2026.
According to the Korea Environment Corporation’s forecast overview, all regions are expected to range from “Good” to “Moderate.”
Regarding the causes, the agency analyzed: “In the morning and at night, concentrations are expected to rise in most of the central region and parts of the southern region as fine dust lingering from the previous day and domestically generated fine dust accumulate due to stagnant air; however, concentrations are expected to decrease in the afternoon due to vertical (upper and lower layers) dispersion, resulting in a daily average concentration of ‘Moderate.’”
Since PM2.5 concentrations will not be high across all regions, there should be no significant disruption to outdoor activities.
Moderate — Seoul, North Jeolla, Ulsan, Busan, South Chungcheong, North Chungcheong, Sejong, Daejeon, Yeongseo, Southern Gyeonggi, Northern Gyeonggi, Incheon (12 regions)
Good — Jeju, South Jeolla, Gwangju, South Gyeongsang, North Gyeongsang, Daegu, Yeongdong (7 regions)
※ This article was automatically generated by a robot reporter based on air quality forecast data from the Korea Environment Corporation. (Release date: August 1, 2026, 5:00 a.m.)
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