Water samples for lead testing sit on an office counter top at Fawcett Elementary School in Tacoma, Wash. After Tacoma Public Schools revealed last month that multiple elementary schools tested positive for lead in the drinking water

Four Million Americans Have Dangerously High Lead Levels In Their Water

A new report from the Natural Resources Defense Council (NRDC) has found that there are many other cities facing extreme lead contamination in their drinking water, just like in Flint, Michigan.