Revised On: Sep. 30th, 2026 - 08:05 am
ADEQ has developed an online tool that provides Arizonans with environmental and demographic data for each county in the state.
Information for Each County Includes:
Environmental:
- Air quality — prescribed burns and non-attainment areas for ozone, particulate matter, lead and SO2
- Water quality — impaired waters and drinking water contaminants exceeding federal limits
- Waste/cleanups — National Response Center (NRC) incidents, hazardous waste generators (large quantity), haz waste cleanups, Superfund and voluntary cleanups, and leaking underground storage tanks (USTs)
Demographic:
- Total population
- Page of population
- Population by generation type (e.g., millennials, baby boomers, etc.)
- Average household annual income
- Average home value
- Percentage of households below the federal poverty line
- Race/ethnicity
- Average unemployment rate
- Voter registration
You can view environmental and demographic information using the tabs on the upper left. Mouse over each section to show more in-depth data and filter by county in the upper right | View Dashboard >