An official website of the United States government.

We've made some changes to 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.

National Pollutant Discharge Elimination System (NPDES)

AFO Manure Management - New Mexico: Groundwater Protection

Compendium of State Approaches for Manure Management, Part C -- Example of state regulatory features that integrate approaches across environmental media.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.