An estimated 6 million leaded service lines(link is external) deliver drinking water to households across the United States, and when these lines leach lead into drinking water, it poses a serious public health problem. In the midst of the COVID-19 pandemic, states and cities are working to issue moratoriums on water shutoffs and reconnect service to those that have been shut off but it's important to recognize that running water doesn't necessarily mean clean water. The Center for Neighborhood Technology (CNT) and Metropolitan Planning Council (MPC) teamed up to apply lead service line inventory and planning practices in two suburbs south of Chicago Flossmoor and Hazel Crest to better understand the challenges and opportunities (Introduction).