Water Quality in Saint Marys, PA (15857)

EPA violation data for public water systems serving ZIP code 15857.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 14 monitoring/reporting violations.

More violations than 74% of US ZIP codes.

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

12,736

Population

7

Water Systems

15

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (7)

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)

Usfs Twin Lakes Upper Cg

1 health-based
Groundwater 246 people served
4 violations (5yr) · 1 health-based · All resolved

Andrew Kaul Extended Care Fac

Groundwater 126 people served
0 violations

Double Js

Groundwater 100 people served
0 violations

Old Elk Haven County Offices

Groundwater 42 people served
0 violations

Old Elk Haven County Offices

Surface water 42 people served
0 violations

Howards Campground

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
TTHMMonitoring
3 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
3 violations
All resolved
CARBON, TOTALMonitoring
3 violations
All resolved
Public NoticeMonitoring
2 violations
All resolved
EndothallMonitoring
1 violation
All resolved
E. COLIMonitoring
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 (15857) has more violations than 74% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 15.

Fewer violations 74th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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