View Courtenay air monitor readings

To view the live and recent Courtenay air monitor readings for fine particulates (PM 2.5) and other pollutants:

  1. Go to
  2. You will see readings for PM2.5 one hour average, and another for PM2.5, 24 hour average.
  3. Click on either and graphs will appear below showing the readings over time.
  4. If on a desktop, you can click and drag any portion of the graph with the blue line, to select a certain time period. The lower graph with the yellow line will then show just the data on the selected days.

For more information on monitoring in the Comox Valley, please check out our news & views related to monitoring.

Also, there are maps available from a mobile monitoring study done in February 2017.