Public Drinking Water
The majority of Americans are provided high-quality drinking water. About 90% of people in the United States get their water from a . The U.S. Environmental Protection Agency () sets regulations for treating and monitoring drinking water delivered by public water systems. Drinking water protection programs at the state and national levels play a critical role in ensuring high-quality drinking water and in protecting the public's health.
The Tracking Network has data and information about the levels of several contaminants that can be found in drinking water. These contaminants were selected for the Tracking Network because they occur more frequently in drinking water at levels that may be of public health significance.