During the twentieth century, the United States became a world leader in drinking water quality as its cities engineered state-of-the-art water treatment, supply and distribution systems. However, like many other cities, the service lines in Milwaukee were constructed from lead pipe, which we now know can be a dangerous neurological toxin. 
 
The lead poisoning events in Flint, Michigan, raised national concerns about lead contamination in water. Cities such as Milwaukee are in a position to respond with decisive action to these concerns.