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System Maintenance Alert
1760734800

Multiple Applications intermittently available
Sat., Oct 18, 1am to Sun., Oct 19, 2pm

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Recreational Water Contact Health Advisory 
1753189147

Triadelphia Reservoir  

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Contact Pay Bill Report an Emergency Financial Assistance Permits
Customer Service
301-206-4001 
Weekdays: 8:00 am - 6:00 pm 
Email: Customer Service
One Stop Shop
Weekdays: 8:00 am - 5:00 pm
Interactive Voice Response System
301-206-4001
24 hours, 7 days/week
Toll-Free: 800-828-6439
TTY: 301-206-8345
Visit Customer Service

WSSC Water offers five ways to pay your bill: Online, by Phone, by Mobile App, by Drive-Thru, by Mail and in Person. Go to Pay My Bill for more information.

Pay Your Bill Now

If you're experiencing a water emergency, such as a broken water main, or a sewer emergency, report it using our mobile app, email the Emergency Services Center, or call us at 301-206-4002.

Report a Problem

We're here to help. Eligible residential customers may start a pay plan or learn more about all of the financial assistance resources. Get started by going to Flexible Pay Plans.

Financial Assistance Programs

Permit Services is open Monday-Friday, 7 a.m.-4 p.m. except Wednesdays, 7 a.m.- Noon. Call us at 301-206-4003 for more information.

Go to ePermitting

Learn More about Permit Services

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Basic page

WSSC Water Dams and Reservoirs

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.

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Basic page

Water Storage

To be sure that there's always plenty of water when you turn on the tap, WSSC Water keeps water in reserve. Reservoirs created by dams are the largest reserves, but water storage tanks used throughout...

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