Six in-depth articles on water quality, health risks, and filtration technology — written so you can make informed decisions for your home without a chemistry degree.
You've probably never heard of trihalomethanes. But if your home is connected to a municipal water supply, they're almost certainly flowing through your pipes right now.
An estimated 9 to 12 million lead service lines still connect American homes to the water main — and millions of homeowners have no idea.
Carbon filtration and reverse osmosis work completely differently, remove completely different contaminants, and suit completely different water problems. Here's the definitive breakdown.
When you run a water report for your zip code, H2U AquaCare distills thousands of data points into a single number. Here's exactly how we calculate it and what it means.
They don't smell. They have no taste. You can't see them. And once they're in your body, they don't leave. PFAS have been called the defining environmental health crisis of our generation.
Your utility's annual report almost certainly says your water meets all federal standards. That statement is probably true. It is also profoundly incomplete.
Enter your zip code and get a live Glass Score™ report — every contaminant detected in your water district, compared against both EPA legal limits and EWG health guidelines.
Check My Water →