I've been following this site:
http://airnow.gov/index.cfm?action=airnow.local_city&cityid=258
Right above the map, click "Current AQI"
Right now it's almost all green with a little yellow ("moderate") off to the east.
Yesterday Seattle was all USG with a lot of "Unhealthy"
Oh god, Spokane and Boise today.
http://airnow.gov/index.cfm?action=airnow.local_state&stateid=49&mapcenter=1&tabs=0