Water Quality in Saint Marys, PA (15841)

EPA violation data for public water systems serving ZIP code 15841.

No Health-Based Violations

None of the 2 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are11 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 68% of US ZIP codes.

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

226

Population

2

Water Systems

11

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (2)

St Marys Area Water Auth

All resolved
Surface water 19,588 people served
11 violations (5yr) · All resolved
Lead tested: 3.31 ppb (limit: 15 ppb)

New Shawmut Homes, Inc.

Surface water 320 people served
0 violations

Contaminants Found

TTHMMonitoring
3 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
3 violations
All resolved
CARBON, TOTALMonitoring
3 violations
All resolved
Public NoticeMonitoring
1 violation
All resolved
EndothallMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3.31 ppb measured Action level: 15 ppb

Sampled: Jun 2025

How Does This Compare?

Saint Marys (15841) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11, most of which are monitoring/reporting issues.

Fewer violations 68th 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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