What Are Drinking Water Standards?

Drinking water standards are regulations that the U.S. Environmental Protection Agency sets to control the level of contaminants in the nation's drinking water.

These standards are part of the Safe Drinking Water Act's "multiple barrier" approach to drinking water protection, which includes:

With the involvement of the EPA, states, tribes, drinking water utilities, communities and citizens, these multiple barriers ensure that tap water in the United States and territories is safe to drink. In most cases, the EPA delegates responsibility for implementing drinking water standards to states and tribes.

Look at a list of useful terms related to water quality and drinking water standards.