Current Air Quality Index


The data presented here is "near-real time" and is intended only as an indicator of unvalidated recent air quality. These graphs are provided as a courtesy of the Washington Department of Ecology. Click on each graph below to view a three-day history.

For air quality information elsewhere in the Northwest, visit www.airwatchnorthwest.org. For current air quality information in Oregon, click here.

What is the Washington Air Quality Advisory (WAQA) and what do these numbers mean? Click here (pdf)

Vancouver Ozone (O3) Click here for a three-day history of this monitor.

Vancouver, Fourth Plain Blvd. (PM2.5) Click here for a three-day history of this monitor.
 

Vancouver, NE 84th Ave (PM2.5) Click here for a three-day history of this monitor.
 

Yacolt (PM2.5) Click here for a three-day history of this monitor.
Longview, 30th Ave. (PM2.5) Click here for a three-day history of this monitor.
Chehalis, Market Blvd. (PM2.5) Click here for a three-day history of this monitor.