The water you drink,
what you change.
What bottled water brands don't tell you, what EPA manuals don't explain well, and what families need to know about the water in their home.
Previous reads
Tap water and your pets: what dogs, cats and fish need (and what makes them sick)
67% of US households have a pet. They all drink from the same faucet you do. We explain which tap water contaminants affect dogs, cats and fish differently — with verifiable data from AAHA, Merck Veterinary Manual and recent veterinary studies.
Summer 2026: why kids get sicker from water in summer (garden hose, pool and refrigerator ice)
Summer triples kids' exposure to water: garden hoses, chlorinated pools, refrigerator ice and public drinking fountains. We break down the real risk of each one — with data from the CDC, EPA and the European Respiratory Society — and what to do to protect your family.
Does the water from your GE, Samsung or LG refrigerator really filter PFAS? Honest 2026 analysis
Brands say 'PFAS-certified' on the refrigerator filter box, but the technical reality is more nuanced. We explain what each filter actually certifies, what they don't tell you, and when you need something more — with data from NSF, EPA, and each brand's official datasheets.
My coffee maker has scale: how hard is the water in my home?
If your coffee maker, shower head, or kettle have white stains, your water is most likely hard. We show you how to verify it in 5 minutes, what it's actually costing you, and which technology works to fix it — with data from USGS and NSF.
Does my city's water have PFAS? Updated state-by-state list (2026)
45% of U.S. tap water has PFAS, according to the USGS. We show you what's known about your state in 2026, how to verify your city in 5 minutes, and which technologies are NSF-certified to remove them.
PFAS in water: how to know if your home is exposed (2026 guide)
PFAS are in 45% of U.S. tap water. We show you 3 ways to find out if your home is exposed and what to do about it.
What are PFAS and why should you care?
PFAS, known as 'forever chemicals,' have been found in 45% of U.S. tap water. Here we explain what they are, where they are, and how to remove them.
Water jugs vs. purification system: the real 5-year math
The average American family spends $2,400 a year on 5-gallon water jugs. We did the math over 5 years and the numbers are scary.
Is tap water safe for babies?
Pediatricians and the AAP answer: it depends. Here's what you should know before mixing formula or filling your child's bottle.
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