The following resources provide a basic understanding of drinking water terms and where drinking water comes from. Search the tap water database and find out drinking water quality in your zip code. Think about why you want to use a water filter and what you want the filter to remove. Drinking water can contain industrial or agricultural contaminants linked to cancer, brain and nervous system damage, developmental defects, fertility problems or hormone disruption.
Read more: Drinking Tap Water Safety Activities and Filtering Guide