ການພະຍາກອນຄຸນນະພາບອາກາດ
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ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the Wisconsin Department Of Natural Resources (airquality.wi.gov) and Air Now - US EPA (airnow.gov)
Note that the measurement for PM10 (respirable particulate matter) are taken from the station: Wauk-cleveland, Wisconsin and the measurement for NO2 (nitrogen dioxide) are taken from the station: Milw Ser Dnr, Wisconsin