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Primary air pollutant in the Clayton area:
PM2.5 - 66 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Other Pollutants:
PM10 - 42 Good
Forecast Discussion – Air quality should be AQI-Moderate Tuesday and Wednesday, with good ventilation and favorable winds that continue to keep the worst of the smoke from regional wildfires away from the Spokane-area. Tuesday and Wednesday should be hot, dry, with gusty winds, contributing to elevated to critical fire weather conditions throughout eastern Washington, and the potential for increased wildfire growth, new wildfire starts, and wildfire smoke impacts. /MC (Issued 7/29/26 8:20 AM)
Primary Pollutant: PM2.5 - 0 Moderate
Secondary Pollutant: PM10 - 0 Good
Secondary Pollutant: OZONE - 0 Good
Primary Pollutant: PM2.5 - 0 Moderate
Secondary Pollutant: PM10 - 0 Good
Secondary Pollutant: OZONE - 0 Good