What We Do

In this section, you'll find information about what DC WASA does:

  • Purchase and deliver clean drinking water
  • Collect and treat wastewater
  • Maintain fire hydrants

To manage your water account, pay a bill, or start or stop service, please visit Consumer Services & Outreach.

What can you find in this section?

  • Drinking Water
    See FAQs, water reports and other information on how DC WASA works to keep your drinking water safe.
  • Wastewater Collection
    DC WASA constructs, maintains and repairs sewers in the District of Columbia.
  • Wastewater Treatment
    Find out about our pretreatment program, wastewater treatment process and biosolids management program. The DC WASA Blue Plains Advanced Wastewater Treatment Plant facility is the largest of its kind in the world and is nationally recognized as an industry leader in operations, environmental stewardship and research.
  • Fire Hydrants
    There are more than 9,000 public hydrants in the District.
  • Projects & Initiatives
    Features major projects and initiatives underway at DC WASA to improve service to customers, including the Automated Meter Reading Project.