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System Maintenance Alert
1772233200

OneSource and Supplier Portal offline, 10-11 p.m. this evening

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System Maintenance Alert
1772222400

Several apps intermittently unavailable Sat., Feb. 28, 1-9 a.m.

Learn which apps
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Reported Water Main Breaks and Leaks
1769530200
Use our map to locate reported water main breaks and leaks near you.
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Drinking water not impacted by sanitary sewer overflow after collapse of DC Water’s sewer main in Montgomery County.
1769184998
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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
Alert

System Maintenance Alert - Febuary 27

Laurel, MD - February 27, 2026: Due to system maintenance on Friday, February 27, from 10 to 11 p.m., the following systems will be unavailable:

  • One Source
  • Supplier Portal

As always, we appreciate your patience and apologize for the inconvenience. Thank you for being a valued customer.