COUNTY WATER-SYSTEM LEDGER
District of Columbia, District of Columbia
Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.
Systems3active CWS · pop. 2,500+
Population served668,435reported total; may overlap
Current violation flag33.3%1 systems
Serious-violator flag33.3%1 systems
01 / SYSTEMS
Water systems serving District of Columbia
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| D.C. Water And Sewer AuthorityDC0000002 | 632,323 | Surface water purchased | No current violation flagged |
| Joint Base Anacostia - BollingDC0000004 | 19,312 | Surface water purchased | Current serious-violator flag |
| Naval Station Washington - WnyDC0000003 | 16,800 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
How to read the population total
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.