Water Quality in Laurel, MD (20837)

EPA violation data for public water systems serving ZIP code 20837.

No Health-Based Violations

None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are5 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 53% of US ZIP codes.

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

6,699

Population

9

Water Systems

5

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (9)

Washington Suburban Sanitary Commission

Surface water 1,900,000 people served
0 violations

Town Of Poolesville

All resolved
Groundwater under influence of surface water 6,005 people served
1 violation (5yr) · All resolved

Poolesville-Commissioners

Groundwater 500 people served
0 violations

Camp Kiwanis

Groundwater 100 people served
0 violations

Camp Fraser

All resolved
Groundwater 100 people served
3 violations (5yr) · All resolved

Seneca Boys Home

Groundwater 50 people served
0 violations

Poolesville Public Golf Club

All resolved
Groundwater 40 people served
1 violation (5yr) · All resolved

Izaak Walton League

Groundwater 25 people served
0 violations

Harkaway Farm Camp

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
NitrateMonitoring

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

1 violation
All resolved
Nitrate-NitriteMonitoring
1 violation
All resolved

How Does This Compare?

Laurel (20837) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5, most of which are monitoring/reporting issues.

Fewer violations 53th 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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