PFAS, or per- or poly-fluoroalkyl substances, are man-made chemicals found in all sorts of products, like nonstick cookware, firefighting foam, and stain-resistant fabrics. We didn't know they had negative health effects, until now. What’s worse, these compounds are extremely stable, meaning that they don’t break down in the environment at all. This makes them very hard to get rid of, and they’ve started building up in out bodies. Learn more about what we know about the health effects of PFAS.

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The "enhanced" water market set to double by the year 2020. As the market grows,"regular" water is now having to stand up against hip, trendy options like protein water, alkaline water, and even caffeinated water. Find out the facts and the fictions behind the "functional" water trend.

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Many naturally occurring heavy metals are insidious threats that cannot be smelled, tasted, or seen. However, they can bioaccumulate–leading to detrimental health impacts. We have created a short, but crucial list, of the seven heavy metals that should be on your radar.

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Lead is one of the scariest things to find in your child's school. Whether you're a parent or administrator – you probably want to know what's next. There are short- and long-term responses to finding lead in your school. We cover what you need to know in this "what's next" guide about lead in schools.

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On Tips for Taps, we’ve already addressed common causes of white residue on fixtures, but now it’s time to come over to the dark side…welcome to the world of black residue. Find out what causes this sticky, stinky, and often puzzling gunk in our newest guide to black slime.

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White, cloudy water coming out of the tap? There are a few causes of cloudy water. Some are harmless, but others can pose health threats if not treated. We’ve broken down some of the major signs, causes and solutions to cloudy water.

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There are limitless reasons why people test their drinking water. Whether you want to find the cause of an unusual color or smell, to choose an appropriate water treatment system, or are simply curious about what flows from your tap–beginning the process can be daunting. We can help guide the process.

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Our entire food system relies on pesticides. One of the primary ways that pesticides work their way into the water supply is by seeping through the soil to the groundwater. Around 50 percent of people in the US — and about 95 percent of those living in agricultural areas — rely on groundwater for drinking water. What does this mean for our health risk?

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