Witset Purple Air Quality Readings

Readings: What Sensors, What Parameters

Witset readings are from two purple air sensors in one unit. If it shows grey – it’s off line. Email us to try to have that corrected.

Charts and Levels

  1. Readings purple air community
  2. UNBC Readings – UNBC and their science


You an search any of these readings:

  • PM10, particulate matter 10 – the density of a particle size that’s dangerous to health, this includes PM2.5
  • PM2.5, particulate matter 2.5 – a smaller particle density
  • temperature
  • humidity
  • others


Click here to get a document on how to understand your readings.

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