AQ Index for Washington

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Air Quality Index for Washington

The highest AQ index in Washington (as of 4:00 PDT) is currently the Omak area. Particle Pollution (PM2.5) is measuring at 120 (Unhealthy for Sensitive Groups). This means members of sensitive groups may experience health effects. The general public is less likely to be affected.

Over the next few days, the highest Particle Pollution (PM2.5) will be in the Bremerton-Silverdale-Bainbridge Island area. It is forecasted to be Good, meaning air quality is satisfactory, and air pollution poses little or no risk.

For Mon-Fri (Aug 17-21): Expect GOOD air quality this week.

Range0 - 5051 - 100101 - 150151 - 200201 - 300301 - 500
Color
CategoryGoodModerateUnhealthy for Sensitive GroupsUnhealthyVery UnhealthyHazardous

Last Updated 16 minutes ago

AQ Index Forecast by County in Washington

Below is a list of counties in Washington. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.

King Spokane Benton Kitsap Pierce
Thurston Clark Snohomish Whatcom Yakima
Franklin Chelan Cowlitz Skagit Whitman
Walla Walla Grant Island Kittitas Clallam
Lewis Grays Harbor Douglas Mason Jefferson
Adams Asotin Stevens Okanogan Klickitat
Pacific Skamania Columbia San Juan Pend Oreille
Lincoln Garfield Wahkiakum Ferry