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AquaCensus

Public water system · DC0000002

Active

D.C. Water and Sewer Authority

Community water system in District of Columbia County, District of Columbia, drawing primarily on purchased surface water.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

632,323

Service connections

133,500

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDDC0000002
System typeCommunity water system
Activity statusActive
Population served632,323
Service connections133,500
Primary water sourcePurchased surface water
Owner typeLocal government
Primacy agencyDC state drinking water program
City served
StateDistrict of Columbia
ZIP

Violations & enforcement

BeganViolationContaminantHealth-basedStatus
2023-01-013A8000NoResolved
2023-01-01360200NoResolved
2022-12-01360200NoResolved
2022-12-013A8000NoResolved
2006-01-01271006NoResolved
2005-07-01717000NoResolved
2004-10-01272456NoResolved
2004-10-01272950NoResolved
2004-10-01645000YesResolved
2004-09-01223100YesResolved
2003-10-01727000NoResolved
2003-07-01525000NoResolved

D.C. Water and Sewer Authority: frequently asked questions

Is D.C. Water and Sewer Authority's water safe to drink?

D.C. Water and Sewer Authority is an active community water system regulated under the Safe Drinking Water Act, overseen by the DC state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs D.C. Water and Sewer Authority?

D.C. Water and Sewer Authority (PWSID DC0000002) is a local government-owned community water system, regulated by the DC state drinking water program.

How many people does D.C. Water and Sewer Authority serve?

D.C. Water and Sewer Authority reports serving 632,323 people through 133,500 service connections in District of Columbia County, District of Columbia.

Where does D.C. Water and Sewer Authority get its water?

EPA SDWIS lists this system's primary water source as purchased surface water.

Other water systems in District of Columbia County

Water systemCountyPopulation servedTypeSource
Joint Base Anacostia - BollingDistrict of Columbia19,312CommunityPurchased surface water
Naval Station Washington - WnyDistrict of Columbia15,690CommunityPurchased surface water
Naval ObservatoryDistrict of Columbia250Non-transient non-communityPurchased surface water