Barrie: Hourly Ozone O3 Concentrations

From August 19, 2017 EDT to August 21, 2017 EDT.

Notes:

  • Ontario 1-hour Ambient Air Quality Criterion (AAQC) for O3 = 80 ppb.
  • The pollutant concentrations on this web page are based on automatically polled data and have not undergone final verification.

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