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WSSC Water Assists Federal Workers Impacted by Government Shutdown   
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Recreational Water Contact Health Advisory 
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Triadelphia Reservoir  

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What's Your Pipe Type?
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Learn about our lead reduction program.

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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

System Development Charge

WSSC Water levies system development charges on new development that connects to the water and sewer system, to pay for the construction of major water and sewer facilities.

System development charges

WSSC Water levies system development charges on new development connecting to the water and sewer system, to pay for the construction of major water and sewer facilities needed to accommodate growth. Charges are based on the number of fixtures, such as sinks, toilets, bathtubs, etc., in a property.

Helpful Links

Related Information

ePlan Review

All new project submittal requests for ePlan Review must be submitted via the ePermitting system.

Connecting to WSSC Water

If you want to connect your home to WSSC Water, review this information for important details you need to know.

Demolition Practices

If building demolition - total or partial - is in your plans, don't proceed until you have specific certifications from WSSC Water. The certifications...

Information for Homeowners

Here's a reminder for do-it-yourself homeowners: many plumbing repairs are in "don't go there" territory. And that's definitely true for gasfitting wo...

Last Modified: September 19, 2025, 10:22 am EDT