ການພະຍາກອນຄຸນນະພາບອາກາດ
ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) (soramame.env.go.jp)
Note that the measurements for PM2.5 (fine particulate matter), PM10 (respirable particulate matter), SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Honcho, Yaita, Tochigi