Water Quality in Bryn Mawr, PA (18932)

EPA violation data for public water systems serving ZIP code 18932.

No Health-Based Violations

None of the 4 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 48% of US ZIP codes.

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

436

Population

4

Water Systems

4

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (4)

Phila Sub Water Co

Surface water 759,135 people served
0 violations

Lower Bucks Co Joint Mun Auth

All resolved
Surface water 63,007 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

High Peaks South Rest Area

All resolved
Groundwater 100 people served
1 violation (5yr) · All resolved

High Peaks North Rest Area

All resolved
Groundwater 100 people served
1 violation (5yr) · All resolved

Contaminants Found

NitrateMonitoring

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

2 violations
All resolved
2,3,7,8-TCDDMonitoring
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jun 2025

How Does This Compare?

Bryn Mawr (18932) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, most of which are monitoring/reporting issues.

Fewer violations 48th 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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