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Air Quality Index

Tucson air quality at unhealthful levels due to wind

Pima County’s air quality has reached unhealthful levels, thanks to high winds and blowing dust.

May 03, 2013 1:32 pmLoading…

Air quality advisory issued for Tucson

Another air quality advisory was issued today by the Pima County Department of Environmental Quality because of the elevated levels of smoke and ground-level ozone.

June 01, 2012 5:19 pmLoading…

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