Good air quality was experienced today over most of the country. However, moderate concentrations of PM2.5 were reached in the Great Lakes region and California during the whole day (top left). Some other regions read moderate levels as well but for short time. In addition, high concentrations of NO2 were reported by OMI over the Great Lakes and in the northern of Mississippi Valley (top right). HMS has reported several fires in different states. Smoke from Arizona, New Mexico and Colorado was seen over Kansas. Also, fires in Oklahoma, Louisiana and Texas produced thin smoke that is moving over the Gulf of Mexico (top right).
According to the dust detected and reported yesterday in the west. MPLNET data from lidar observations in Trinidad Head California shows an aerosol layer from 2 to 3 km which could be attributed to the same dust coming from Asia (top left)