Pima County Department of Environmental Quality

The Arizona Department of Environmental Quality (ADEQ) and Pima County Department of Environmental Quality are issuing a High Pollution Advisory (HPA) for ozone effective May 26, 2020 in the Tucson area. ADEQ recommends that people limit outdoor activity while the HPA is in effect, especially children and adults with respiratory problems.

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for ozone in the Tucson area, effective July 31, 2018. This HPA is due to levels expected to exceed the federal health standard for ozone.

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for ozone in the Tucson area, effective June 21 and 22, 2018. This HPA is due to levels expected to exceed the federal health standard for ozone.

The Pima County Department of Environmental Quality (PDEQ) is issuing an air quality advisory due to the potential for elevated levels of particulate matter from Burro Fire wildfire smoke this weekend. According to the National Weather Service, there is a chance winds may bring fire smoke north of River Road up through the Oracle Junction/Saddlebrook area and out through Marana, especially during Saturday evening hours. Know that the presence of smoke can be highly localized and might not be captured by PDEQ’s air quality monitors.