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Filling the pool, watering a large lawn - if you use a lot of water outside your home for big needs such as these, you might want to consider installing a residential sub-meter.

A timeline of WSSC Water’s and national efforts to eliminate lead in drinking water

For more than 100 years, WSSC Water has never had a water quality violation. To keep that record going, we continuously monitor our water treatment plants and distribution system.

It's something every homeowner needs to know: Where is your home's main water valve, and how do you turn it off and on? Keep reading and we'll give you some very helpful tips.

Learn about the fees on your bill, what the monies are used for and how they are calculated.

WSSC Water relies on your help to prevent suspicious or illegal activity. Review these Frequently Asked Questions so you'll know how to report possible crimes to WSSC Water Police.

What's your ADC? That is, your Average Daily Consumption of water? Bet you'd be surprised to learn just how quickly your everyday water usage - taking a shower, brushing your teeth, washing your hands...

To be sure there's always enough water to serve our (almost) two million customers, we own dams that create reservoirs storing billions of gallons of water.

It's vital for WSSC Water to protect the rivers that are our main sources of drinking water. We actively work to do so, but we also need your help.

Do you have questions about the quality of the water we provide? We have answers. (And a reminder that in more than 107 years, WSSC Water has never had a water quality violation.)