In the U.S., tap water is generally very safe, highly regulated, and far more affordable and eco-friendly than bottled ...

Researchers tested spring, groundwater, and purified bottled waters against local tap to see how treatment shapes the ...

Water – it's a simple concept, yet there are so many different kinds available for purchase. There’s purified water (tap water that’s been stripped of nutrients and may be added back in later), ...

If you live in the District or Northern Virginia, your water might start to smell funny on Monday. That’s because of an annual change to the water purification process — a sort of “spring cleaning” ...