An environmental advocacy group is concerned by unregulated contaminant levels in hundreds of Iowa water systems
There are concerning levels of contamination in public water systems across Iowa, according to an environmental group that sets its own health standards. More than 700 hundred utilities in Iowa had levels of certain contaminants above health guidelines set by the Environmental Working Group, which are not legally enforceable.
United States David Andrews Corey Mccoid Department Of Natural Resources Us Environmental Protection Agency Environmental Working Group
Source: iowapublicradio.org