Hourly, Nowcast PM2.5 with AQI conversion by US and VEA


The data is collected from US Embassy in Hoan Kiem dist. (Hanoi, VN). This station is using Beta Attenuation Method (BAM) which yields a hourly output equivalent to PM2.5 concentration. The AQI indexes are calculated directly from hourly PM2.5 concentration by the equation provided by US. EPA and by VN. VEA.