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There are two Local Programs that have been given delegation by the DNR to conduct programs for the abatement, control, and prevention of air pollution in their respective county. These Local Programs include the Linn County Health Department Air Quality Division and the Polk County Public Works Air Quality Division. Program emphasis is placed on the collection and assessment of information regarding air quality, the permitting of sources of air emissions, the enforcement of emission limits and the attainment and maintenance of ambient air quality standards.