A home water filtration system is a device or set of devices that helps remove harmful chemicals and germs from the water in your home. Depending on the type of filter, it can improve the safety, ...

Almost half of all tap water in the U.S. contains the toxic class of chemicals PFAS, with a significant concentration on the East Coast, according to a recent study from the U.S. Geological Survey.

All sorts of nasties—lead, mercury, radium, nitrates, norovirus, agricultural runoff, PFAS, and more—can lurk in your water. No surprise, then, that about 40% of U.S. homes filter theirs. But the ...

When I ask friends and family why they don’t drink tap water in LA, they give the same vague answer: It’s chlorinated, gross and probably unhealthy. For years, that explanation sufficed, so I did what ...

Which water filtration systems are best? Much of the water available in our faucets and taps can contain impurities of varying levels and concentrations that can make it either slightly unhealthy or ...

Lead, bacteria and PFAS are among the contaminants cropping up in drinking water. Credit...Thea Traff for The New York Times Supported by By Dana G. Smith Over the past few years, water safety crises ...