Wildfire Smoke Causes Unhealthy Air Quality in US Northwest

Parts of Oregon and Washington are experiencing unhealthy air quality, with Air Quality Index (AQI) readings up to 190 in Prineville, Oregon. Twisp, Washington, and Baker City, Oregon, also report elevated AQI levels. These conditions, likely caused by ongoing wildfires, range from 'Unhealthy for Sensitive Groups' to 'Unhealthy' for the general population, impacting public health.