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.

Water Quality Surveillance and Response

Design and Implementation Approaches for Surveillance and Response Systems

These case studies describe Surveillance and Response System (SRS) designs implemented by the Water Security Initiative (WSI) pilot utilities.

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