空氣質量預報
空氣品質數據提供者: the South Air Korea Environment Corporation (대기오염실시간공개시스템) (airkorea.or.kr)
Note that the measurements for O3 (ozone), NO2 (nitrogen dioxide), SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Daejeong-eup, Jeju