Water Quality Guides
Expert resources to help you understand your water quality and take action to protect your health.
Understanding Your Water
Learn how water quality data works and what it means.
Not all drinking water violations are the same. Learn the difference between health-based, monitoring, and reporting violations and what they mean for your tap water.
Read guide → How to Read Your Water Quality ReportLearn how to find, read, and understand your annual Consumer Confidence Report (CCR) — the water quality report your utility is required to send you every year.
Read guide →Health & Contaminants
What's in your water and how it affects your health.
A comprehensive guide to the most frequently found contaminants in American drinking water, their health risks, sources, and EPA safety limits.
Read guide → Lead in Drinking Water: Risks, Testing, and SolutionsLead in drinking water is a serious health risk, especially for children. Learn how lead gets into water, how to test for it, and how to reduce your exposure.
Read guide → PFAS Forever Chemicals in Water: What You Need to KnowPFAS contamination is widespread in US drinking water. Learn what PFAS are, their health risks, the new EPA limits, and how to reduce your exposure.
Read guide →Taking Action
Practical steps to protect yourself and your family.
Compare water filter types, understand NSF certifications, and choose the right filtration system based on the contaminants in your local water supply.
Read guide → Private Well Water Safety: Testing and Treatment GuidePrivate well owners are responsible for their own water quality. Learn when and how to test your well water, common contaminants, and treatment options.
Read guide → Protecting Your Family from Water ContaminationPractical steps to ensure your family's drinking water is safe, from quick daily habits to comprehensive home treatment solutions.
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