With news events like the lead-contaminated drinking water in Flint, Mich., natural disasters such as hurricanes temporarily harming water supplies and general reports of water-quality issues, ...

Well water test kits vary considerably in quality and accuracy. Exceptional accuracy makes the Varify Complete Water Test Kit ...

A hard water test kit helps determine just how high is the mineral content in your tap water. (Photo by Donna Kallner) On a recent episode of Jeopardy!, the correct response to one clue was “What is ...

I’ve been told plenty of times that I need to drink more water by doctors, family, and friends. My only problem, though, is that I don’t always trust what comes out of the tap. I live in New York City ...

Well water isn’t always hard. But because it comes from the ground rather than surface sources like lakes and reservoirs, it’s more likely to contain hard water minerals. Hard water occurs when ...

If your morning coffee hasn't been tasting right lately, hard water might be the culprit. Even the best coffee makers aren't safe from hard water build-up. Those dissolved minerals, primarily calcium ...

SACRAMENTO (CBS13) — With a new baby, Dean Skultety put in a water purifier in his home. "I wanted to be healthy and have healthy water to drink," he said. Months later Skultety noticed a free water ...

Hard water limescale covers a hand-held shower head and tile floor - Fire-n/Shutterstock We may receive a commission on purchases made from links. There are some telltale signs that you need a water ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? There are few mechanical systems as mystifying as a water softener. After all, isn’t ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." There are few mechanical systems as mystifying as a water softener. After all, isn’t all water soft?

Hard water—that is, water rich in dissolved minerals—is found in 85 percent of the United States, according to the U.S. Geological Survey. So odds are, this could describe the water you use in your ...