pollution

The Arizona Department of Environmental Quality (ADEQ) launched new hourly forecasts for Phoenix, Tucson, Yuma, Nogales and surrounding areas on the Air Arizona mobile app. These forecasts can be used to help residents and visitors better plan their outdoor activities through the day to minimize the impacts of air pollution.

The Arizona Department of Environmental Quality (ADEQ) is issuing a Health Watch (HW) for ozone effective August 22, 2019, in the Phoenix area. ADEQ recommends that people limit outdoor activity while the HW is in effect, especially children and adults with respiratory problems.

The Arizona Department of Environmental Quality (ADEQ) is issuing a Health Watch (HW) for ozone effective August 12, 2019 in the Phoenix area. ADEQ recommends that people limit outdoor activity while the HW 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 effective August 5, 2019 in the Phoenix 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 Health Watch (HW) for ozone effective July 18, 2019, in the Phoenix area. ADEQ recommends that people limit outdoor activity while the HW 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 Maricopa County, effective July 12, 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 dust High Pollution Advisory (HPA) for Thursday, April 12, 2018, for coarse particulate matter (PM10) in Maricopa County. This HPA is due to particle pollutant levels expected to accumulate enough to exceed the federal health standard for PM10.

The Arizona Department of Environmental Quality (ADEQ) has issued a PM-10 Health Watch for Maricopa County, effective Friday, February 9, 2018. This health watch is due to pollution levels expected to approach the federal health standard.

This health watch includes the following restrictions:
Open burning and wood burning fireplace activity is restricted in Maricopa County. This includes individuals and businesses which have burn permits for open burning.

Please take action during the health watch by following the tips below:

The Arizona Department of Environmental Quality (ADEQ) is issuing an Ozone High Pollution Advisory (HPA) for Maricopa County, effective Friday, August 18, 2017. This HPA is due to ozone levels expected to accumulate enough to exceed the federal health standard for ozone.