This manual describes opportunities for improving source water assessments performed under the Safe Drinking Water Act 1453. It includes: local delineations, potential contaminant source inventories, and susceptibility determinations of source water assessments.You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
How to Manual: How to Update and Enhance Your Local Source Water Protection Assessments (PDF)(36 pp, 798 K,
This manual is intended to help Source Water Protection (SWP) Partners protect the raw sources of their drinking water from Potential Contaminant Sources (PCSs)