PM2.5 Public Data

Click on the legends of each station to show/hide data


A balcony with various sensors form low cost (SDS011, PMS7003, 5003) to the average cost device (Dylos DC1000 Pro, DC1700, AirVisual). Data are in raw output. No calibration is applied.
Location: Nam Tu Liem, Height: ~10 floors, Space: Balcony.


  • Staring some basics about PM2.5 and AQI first, starts here (English) or Tiếng Việt
  • Converting a particle count by Dylos device to PM2.5 visit this post
  • How PMS7003 and SDS011 correlated with a Federal Equivalent Monitor visit this post
  • Compparing AQI indexes by Vietnam and the US, click here
  • Look up to color-coding table for AQI, visit here,
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