Estimate ozone exposure risk from 8-hour ozone concentration. This free air quality calculator helps pilots, students, and outdoor users better understand relative ozone risk.
Enter an ozone concentration and choose the unit to estimate an AQI-style ozone risk category.
This is a simplified exposure awareness tool and should be used alongside official air quality information.
An ozone risk calculator estimates a relative ozone exposure category from an entered ozone concentration. It is useful as a quick awareness tool when reviewing outdoor air quality conditions.
Ground-level ozone is one of the pollutants tracked by the Air Quality Index, and elevated concentrations can signal increased concern for outdoor exposure.
This calculator accepts either ppm or ppb. Use whichever value you have from your source.
No. This version gives an AQI-style risk category rather than a full interpolated AQI value.
No. This is only an awareness aid. Always use official air quality reports, local guidance, and health advice where appropriate.
Some people may want a more conservative caution message when ozone is elevated, especially if they are more affected by poor air quality.