More than 20 percent of private, domestic wells contain at least one contaminant at levels of potential health concern. About 43 million people—or 15 percent of the Nation’s population—use drinking water from private wells, which are not regulated by the Federal Safe Drinking Water Act.
USGS scientist Leslie Desimone discusses the study, the contaminants found, and the implications for society.
Date Recorded: 3/26/2009
Audio Producer: Jennifer LaVista , U.S. Geological Survey