QUICK FACTS Location: Eastern Lane County End date: Thursday evening, Sept. 4 Smoke source: Emigrant Fire ** Información en español** The Oregon Department of Environmental Quality and Lane Regional Air Protection Agency issued an air quality advisory Tuesday, Sept. 2, for eastern Lane County due to smoke from the Emigrant Fire. DEQ expects the air quality advisory to last until at least Thursday evening, Sept. 4. DEQ expects intermittent smoke in eastern Douglas and northern Klamath counties until at least Thursday evening, Sept. 4. Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog , DEQ’s Air Quality Index , or by downloading the free OregonAIR app on your smartphone. Smoke can irritate the eyes and lungs and worsen some medical conditions. People most at risk include infants and young children, people with heart or lung disease, older adults and pregnant people. Protect yourself and your f...