Water Quality in Chester, PA (19026)

EPA violation data for public water systems serving ZIP code 19026.

No Health-Based Violations

None of the 4 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.

32,725

Population

4

Water Systems

11

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (4)

Chester Water Authority

Surface water 140,437 people served
0 violations
Lead tested: 4.76 ppb (limit: 15 ppb)

Phila Sub.Water Co.Crum Creek

Surface water 70,000 people served
0 violations

Delaware Co Memorial Hospital

All resolved
Purchased surface water 1,500 people served
11 violations (5yr) · All resolved

Camp Cherrydale

Groundwater 75 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
2 violations
All resolved
TTHMMonitoring
2 violations
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
4.76 ppb measured Action level: 15 ppb

Sampled: Jun 2025

How Does This Compare?

Chester (19026) 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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