Trusted Washington D.C.
Water Solutions

DC Water, the city’s water utility, provides tap water that meets the drinking water standards established by the U.S. Environmental Protection Agency (EPA). DC Water tests the water for quality thousands of times every year. It also disinfects the water supply to remove bacteria and other contaminants.

The pipes in individual homes and office buildings could impact the safety of tap water. Older Washington, D.C., buildings may still use aging lead and iron pipes that could introduce harmful particles into your drinking water. A bottleless water cooler is one way to filter out these substances and deliver safe, fresh-tasting water.

On average, the tap water in Washington, D.C., is moderately hard. However, the hardness level depends on where you’re located and the time of year.

The moderate mineral content in Washington, D.C., tap water can leave a residue on faucets and appliances. You might also notice mineral buildup affects the function of appliances, such as coffee makers, dishwashers and ice machines. To extend the lifetime of each device, make sure to clean and inspect it regularly. Or reduce maintenance costs by switching to ice makers and other appliances with built-in water filters.