Water Quality in Frederick, MD (21798)
EPA violation data for public water systems serving ZIP code 21798.
No Health-Based Violations
None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are8 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 62% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,928
Population
9
Water Systems
8
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (9)
New Design - Frederick County
All resolvedCity Of Frederick
Town Of Woodsboro
All resolvedLehigh Portland Cement Company
Lehigh Portland Cement
S.W. Barrick & Sons
Melvin Kolb, Inc.
Rocky Hill Lutheran Church
S.W. Barrick & Sons
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
How Does This Compare?
Frederick (21798) has more violations than 62% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 8, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.