Code Orange Ozone East of Phoenix; Smoke in Alberta Decreases

The AirNow map shows Code Orange (Unhealthy for Sensitive Groups) levels of ozone east of Phoenix (Figure 1).  An ozone air quality monitor east of Phoenix in Gila County shows 8-hr ozone averages rising into the 71-85 ppb range.  This AirNow-Tech data corresponds to the Code Orange AQI (Figure 2).

The HMS image below shows decreased concentrations of smoke in Alberta on Aug 14 (Figure 3) compared to Aug  13 (Figure 4).

This coincides with the decrease in fire hotspots from Aug 13 (Figure 5) to Aug 14 (Figure 6).  FireM3 Hotspots data is provided by the governmental organization Natural Resources Canada.


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