ການພະຍາກອນຄຸນນະພາບອາກາດ
ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the Massachusett Office of Energy and Environmental Affair (mass.gov) and Air Now - US EPA (airnow.gov)
Note that the measurement for CO (carbon monoxide) are taken from the station: USA:Massachusett/chicopee/westover Afb