AQ Index for Washington

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Air Quality Index for Washington

The highest AQ index in Washington (as of 9:00 PDT) is currently the Clarkston area. Particle Pollution (PM2.5) is measuring at 71 (Moderate). This means air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

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 Apr 4-7 (Fri-Mon): We should have GOOD air quality this weekend and into next week. Friday will start off with sun and mild temperatures although overnight some areas could reach MODERATE for a few hours. On Saturday the clouds will return. On Sunday we'll have a chance of rain, with rain likely early next week.

Range0 - 5051 - 100101 - 150151 - 200201 - 300301 - 500
Color
CategoryGoodModerateUnhealthy for Sensitive GroupsUnhealthyVery UnhealthyHazardous
Created with Raphaël 2.1.0

Last Updated 15 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