Water Systems
| Water System | Service Area | People Served | Contaminants detected |
|---|---|---|---|
DC DC Water And Sewer Authority | Washington, DC | 632,323 | 15 |
JO Joint Base Anacostia - Bolling | DC | 17,201 | 11 |
NA Naval Station Washington - Wny | DC | 15,690 | 18 |
NA Naval Observatory | DC | 250 | 7 |