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.

Containment and Disposal of Large Amounts of Contaminated Water

This guide is intended for events involving contamination at water utilities. Utilities will find key information that may be useful in addressing containment, treatment, and disposal of water contaminated with a chemical, biological or radiological agent within any part of a drinking water, wastewater, or stormwater system resulting from a contamination event.

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