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Cache County—Current Conditions

September 21, 2014 11:00 AM (updated hourly)

PM 2.5

5.4 µg/m3


0.03 ppm


68° F


E 4.1 mph

As with temperature, air pollution varies throughout the day.

Web cam courtesy of the
Utah State University



The data displayed on this page represents the current air pollution levels and meteorological values, and is not quality assured. For quality assured data please visit

Particulate matter (PM), also known as particle pollution, is a complex mixture of extremely small dust and soot particles. For more information visit Air Pollutants: Particulate Matter.

Ozone (O3) is formed when hydrocarbons and nitrogen oxides chemically react in the presence of sunlight and heat. For more information visit Air Pollutants: Ozone.

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Look for the Utah Air phone app on Android and iPhone stores.