An official website of the United States government.
We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.
Sanitary surveys provide an opportunity for the primacy agency to visit the water system and educate the operator about proper monitoring and sampling procedures and to provide technical assistance. View resources on sanitary surveys.
View resources related to the Lead and Copper Rule.
EPA sets legal limits on over 90 contaminants in drinking water. View the drinking water rule pages for requirements, rule history, and compliance help.
Find resources to assist schools and child care facilities in improving water quality.
View upcoming free drinking water training opportunities.
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