AQ Index for Washington County, Oregon

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Air Quality Index for Washington County, Oregon

The area with the highest AQ Index (as of 15:00 PST) in is in the Beaverton area. Particle Pollution (PM2.5) is measuring at 31 (Good). This means air quality is satisfactory, and air pollution poses little or no risk.

Over the next few days, the highest primary air pollutant will be Ozone (OZONE) in the Hillsboro area. It is forecasted to be 0 (Good), meaning air quality is satisfactory, and air pollution poses little or no risk.

Below is a clickable map of Washington County, Oregon. The markers on the map identify large, populated cities. If you hover over a marker, it will display the city name and the current AQ index. The color of the city markers also references the current AQ risk level.

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

Last Updated 25 minutes ago

AQ Index Forecast by City in Washington County

Below is a list of cities in Washington County where we track and forecast the AQ index. Click on a city name to get the current AQ index as well as any available forcasts.

Hillsboro Beaverton Tigard Aloha Bethany
Tualatin Forest. Grove Sherwood Cedar Mill Cornelius
Oak Hills Bull Mountain Rockcreek Cedar Hills West Haven Sylvan
Garden Home Whitford West Slope Raleigh Hills Marlene Village Metzger
King City North Plains Banks Durham Gaston
Cherry Grove Dilley