Chicago water officials expressed concern over the pollution of Lake Michigan drinking water.They said they're testing it for the presence of pharmaceutical drugs and other unregulated chemicals.

There are prescription medicine elements in America's tap water. The news was broken by AP and has become a source of huge concern about the safety of drinking water. Basically tap water is found to contain traces of prescription drugs in D.C. area.

The state Department of Health issued a boil water advisory Thursday for residents served by the town of Springdale’s public water system after E. coli bacteria was confirmed in the water during routine testing.

According to the United Nations, nearly 2.2 million people die each year from water-related illnesses, and more than one billion people do not have access to clean water. As World Environment Day approaches on June 5, a non-profit organization and a leading chemical company are raising awareness about safe drinking water. They are supporting a run around the world that began last Friday in New York City.