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51

Poor Water Quality

Washington, DC 20032

District Of Columbia County · Population served: 651,635

Water Systems Serving This Area

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D.C. WATER AND SEWER AUTHORITY
Surface water · Pop. 632,323
PWSID: DC0000002
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JOINT BASE ANACOSTIA - BOLLING
Surface water · Pop. 19,312
PWSID: DC0000004

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
3.0
15 ppb 1 ppb Warning

PFAS / Forever Chemicals

4 detected All below limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFPeA5.6 pptNo standard—Unregulated
PFHxA5.2 pptNo standard400 pptUnregulated
PFPeA4.7 pptNo standard—Unregulated
PFHxA3.1 pptNo standard400 pptUnregulated

Violation History (Last 5 Years)

57Total (5yr)
5Health-Based
30Major