QUICK FACTS Location : Crook, Hood River, Jefferson, southern Wasco counties End date: Wednesday afternoon, Aug. 19, 2026 Smoke sources: Multiple wildfires in Oregon and Washington ** Versión en español estará disponible próximamente en oregonhumo.org ** The Oregon Department of Environmental Quality issued an air quality advisory Monday, Aug. 17, 2026, due to multiple wildfires in Oregon and Washington for the following counties: Crook, Hood River, Jefferson, and southern Wasco. DEQ expects the air quality advisory to last until at least Wednesday afternoon, Aug. 19, 2026. DEQ and partner agencies will continue to monitor smoke in the area. DEQ expects intermittent smoke in western Umatilla county until at least Wednesday afternoon, Aug. 19, 2026 . 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. ...