Sequoia and Kings Canyon National Parks - Take a look at the Giant Forest webcam to see what current air quality conditions are like. This photo is from this morning. http://www.nature.nps.gov/air/WebCams/parks/sekicam/sekicam.cfm
El Capitan Webcam - Discover Yosemite National Park
Webcam Home - Air (U.S. National Park Service)
Mt. Rainier Webcams | Visit Rainier
Webcams - Lassen Volcanic National Park (U.S. National Park Service)
See Placer: Bunker Hill Live Webcam & Weather Report in Placer, California, US | SeeCam