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‘Good’ Air-Quality Index Level

All About the “Good” Air-Quality Index Level

  • We classify conditions as good if

    • Short-term (one-hour) concentrations are 0–38 µg/m3
    • Eight-hour average concentrations are 0–22 µg/m3
    • 24-hour average concentrations are 0–12 µg/m3
  • The AQI range for good air quality is 0–50

  • The visibility during good air quality is usually greater than 11 miles

  • Health effects expected

    • None
  • Caution statements?

    • None
  • Protective actions?

    • None
Last modified on April 21st, 2017
Posted on April 21st, 2017