Arizona Department of Environmental Quality

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for course particulate matter (PM-10) effective October 10 in the Yuma area. PM-10 is made up of small particles found in dust. ADEQ recommends that people limit outdoor activity while the HPA is in effect, especially children and adults with respiratory problems.

A one day prescribed fire operation is scheduled to occur on Saturday Oct 5 on the Williams Ranger District approximately 6 miles northwest of the community of Spring Valley. Aerial ignitions will be used to ignite an 1872 acre unit of the Marteen Prescribed fire project. This burn is expected to be completed in one operational period.

Kaibab National Forest fire managers will begin implementing prescribed fire treatments on the first units of the Three Sisters Prescribed Fire Project near Williams beginning Friday of this week. The project is expected to take multiple days to complete, however ignitions will only occur on days that will be most effect for meeting objectives and minimizing smoke impacts to the adjacent rural areas.

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for ozone effective August 30 and 31 and September 1 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) 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.

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