💧 ZIP Water Report

Tap water in Millersville, MD — ZIP 21114

2 public water systems serving about 1,962,986 people. PFAS "forever chemicals" have been detected here.

A
Excellent
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 21114

Washington Suburban Sanitary Commission
PWSID MD0150005 · serves 1,900,000 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 6.7 ppt
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Crofton-Odenton
PWSID MD0020008 · serves 62,986 · groundwater
0 health-based / 2 total violations (5 yrs)
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Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology