Water Quality Blog
Guides, tips, and insights about drinking water quality
Is Tap Water Safe to Drink? What You Actually Need to Know (2026)
For most Americans, yes — US tap water is among the safest in the world. But the real question is whether your tap water, in your home, is safe right now.
PFAS in Tap Water: What "Forever Chemicals" Mean for Your Drinking Water
PFAS — "forever chemicals" — have been detected in nearly half of US tap water. Here's what the science says, where regulation stands after the 2025 rollback, and what you can actually do about it.
Is Hot Tap Water Safe to Drink?
Filling the kettle from the hot tap to save time? That's a lead risk, not a time-saver. Here's the EPA's actual guidance, who it applies to, and the easy habit change that removes the risk entirely.
Lead in Tap Water: How to Know If You're at Risk (And What to Do)
Lead in tap water has no taste, smell, or color. You can't detect it yourself — but you can know your risk, test accurately, and filter it out. Here's how.
Water Hardness Scale: What the Numbers on Your Water Report Actually Mean
You got a number from your water report or a test strip — now you need to know what it means. Learn how to interpret water hardness in PPM, grains per gallon, and what the numbers mean for your home.
Brown Tap Water: Causes, Safety & What To Do
Seeing brown or yellow water from your faucet is alarming—but usually not dangerous. Learn exactly why your tap water turned brown and how to fix it.
Cloudy Tap Water: Causes, Safety & When To Worry
That milky, cloudy water coming from your faucet is almost always harmless. Learn the simple 30-second test to tell if your water is safe.
Best & Worst Tap Water in the US: State Rankings 2026
Based on EPA violation data and water quality metrics, states like Hawaii, South Dakota, and Minnesota rank at the top—while Texas, Pennsylvania, and Arizona face challenges.