Air Quality

Evaluation of state and federal actions and regulations that affect air quality in Wisconsin, developed by WGF’s Air Quality Work Group.

Wisconsin’s 2019 Air Quality Success Faces Challenges

Most Wisconsin residents can breathe easy: fully 95 percent of the population lives in areas meeting federal air quality standards. That is the good news within the Wisconsin Department of Natural Resources 2019 Air Quality Trends Report that found continuing improvement as concentrations of several pollutants decreased throughout the state. But recent federal activities threaten to erase the significant achievements highlighted in the report.

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Will the U.S. EPA Back Away from Reducing Mercury Pollution?

On December 27, 2018, the U.S. Environmental Protection Agency (EPA) announced changes to the Mercury Air Toxics Standard (MATS) established in 2012. EPA will accept comments on the proposed changes for 60 days after publication in the Federal Register, which was expected to occur by mid-January. The MATS requires reduction of mercury air emissions from …

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