Tap water in Baltimore, MD — ZIP 21085
2 public water systems serving about 1,704,567 people. PFAS "forever chemicals" have been detected here.
F
Failing
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 21085
City Of Baltimore
PWSID MD0300002 · serves 1,600,000 ·
surface water
3 health-based / 10 total violations (5 yrs)
· PFAS up to 3 ppt
Harford County D.p.w.
PWSID MD0120016 · serves 104,567 ·
surface water
0 health-based / 3 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology