The Pima County Department of Environmental Quality (PDEQ) is issuing a Dust Action Day for coarse Particulate Matter (PM10) air pollution today for the Tucson metropolitan area due to high winds last night.
Those who are most likely to be sensitive to dust pollution include children, older adults, and people with heart or lung diseases. Sensitive individuals should reduce their level of exertion when outside today. Breathing small particles can irritate the respiratory system and worsen chronic heart and lung diseases.
Actions to reduce dust pollution: