A large plume of toxic chemicals produced by a plant that manufactures firefighting foam has seeped through groundwater to Lake Michigan’s Green Bay, scientists said Tuesday.
A consumer guide for dealing with harmful PFAS being detected nationwide, including Wisconsin.
Toxic blue-green algae can sicken people and animals. Few states have routine testing programs to check for algae, so some local and volunteer groups are stepping in to fill that gap.
Climate change is bringing heavier rains, making it tougher to keep untreated sewage and stormwater out of the Great Lakes.
The latest findings from a study of drinking water wells and their surroundings finds manure from cows that is stored or spread on farm fields poses the highest risk for certain contaminants.
Funding for childhood lead poisoning prevention is down in Wisconsin, and proposals to better protect children from lead in drinking water have stalled in the Legislature.
The city of Milwaukee, with more than 70,000 lead service lines, has taken several steps in the past year to lower residents’ exposure to lead in drinking water, but activists say the city has not done enough.
Nine months after the U.S. Environmental Protection Agency warned against flushing water systems before testing for lead, the state Department of Natural Resources has not yet passed that advice on to public water systems in Wisconsin.
A 2007 survey of private drinking water wells found 1 out of 3 had pesticides or their breakdown chemicals; farm groups oppose push for tougher atrazine rules.
Milwaukee Mayor Tom Barrett acknowledges adding anti-corrosive chemicals, the main strategy to prevent lead in drinking water, is a “Band-Aid” approach.
Failing septic systems, leaking public sewer pipes and landspreading of septic waste can introduce dangerous pathogens into both rural and urban water systems. Experts say Wisconsin needs tougher laws to protect Wisconsin drinking water from contamination by sewage and septic waste.
Hundreds of thousands of Wisconsin residents are at risk of illness from waterborne pathogens in private and public drinking water supplies. Contamination by pathogens is of special concern because unlike pollution by metals or chemicals, pathogens can sicken people after just a single exposure.