Air Monitoring |
The air monitoring division provides an accurate and timely
representation of the ambient air quality within Maricopa
County. In cooperation with the United States Environmental
Protection Agency (EPA) and other governmental agencies,
the division operates 24 air quality sites which measure
for the following pollutants:
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Carbon Monoxide
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Nitrogen Dioxide
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Ozone
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Particulates Matter (PM-10 and PM-2.5)
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Sulfur Dioxide
The data from these sites are used in a variety of different
ways. This includes the ability to determine attainment
status with the Clean Air Act, modeling for new sources
and providing data to Air Quality Forecaster. |
Today's Forecast is in Adobe PDF format.
Adobe Acrobat Reader is required.
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Current monitoring
stations throughout Maricopa County!
The map shows real time data from the department’s 24 air monitoring sites. Check the Air Quality Index (AQI) readings at any of the sites which are updated every hour. |
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