Water Quality in Millersville, MD (20778)

EPA violation data for public water systems serving ZIP code 20778.

No Health-Based Violations

None of the 16 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are20 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 76% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

2,211

Population

16

Water Systems

20

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (16)

Glen Burnie-Broadneck

All resolved
Groundwater 290,606 people served
2 violations (5yr) · All resolved

Arnold Wtp % Annapolis Dpw

Groundwater 150,000 people served
0 violations

Glen Burnie Anne Arundel Co

Groundwater 78,000 people served
0 violations

Harvndale Plant

Groundwater 75,000 people served
0 violations

Individual Well Plant

Groundwater 72,204 people served
0 violations

Crofton-Odenton

All resolved
Groundwater 62,986 people served
1 violation (5yr) · All resolved

Fort George G. Meade

Groundwater 62,234 people served
0 violations

Ellic. City-Columbia Hwd Co Dp

Groundwater 59,500 people served
0 violations

Highs Dairy Store #17

Groundwater 503 people served
0 violations

Highs Dairy Store #24

Groundwater 105 people served
0 violations

Owensville Primary Care

Groundwater 95 people served
0 violations

Aztk House

All resolved
Groundwater 60 people served
13 violations (5yr) · All resolved

West River Um Center

Groundwater 45 people served
0 violations

Dimillo’S On The Chesapeake West

Groundwater 33 people served
0 violations

Muddy Creek Animal Hospital

Groundwater 25 people served
0 violations

Living Word Bible Church

All resolved
Groundwater 0
4 violations (5yr) · All resolved

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

13 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

5 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

2 violations
All resolved

How Does This Compare?

Millersville (20778) has more violations than 76% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 20, most of which are monitoring/reporting issues.

Fewer violations 76th percentile More violations

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.

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