Log in links for this page
- This page, Drinking Water Contaminants Information for the Public, is offered by
- Massachusetts Department of Environmental Protection
Drinking Water Contaminants Information for the Public
Information about contaminants in drinking water, written for a general audience.
Table of Contents
Cryptosporidium and Giardia
Haloacetic Acids (HAA5)
PFAS (Per-and Polyfluoroalkyl substances including PFOS and PFOA)
Total Trihalomethanes (TTHM)
Thanks, your message has been sent to Massachusetts Department of Environmental Protection!
If you would like to continue helping us improve Mass.gov, join our user panel to test new features for the site.