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 U.S. cities, the service lines in Milwaukee were constructed from lead pipe, which we now know can be a dangerous neurological toxin. 
 
The recent lead poisoning events in Flint, Michigan, have raised national concerns about lead contamination in water.  Cities such as Milwaukee are in a position to respond with decisive action to these concerns.