Water Quality in Herndon, VA (22041)

EPA violation data for public water systems serving ZIP code 22041.

No Health-Based Violations

None of the 3 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There is1 monitoring/reporting violation (missed testing deadlines), all resolved.

Better than 29% of US ZIP codes.

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

29,183

Population

Water Systems

Violations (5yr)

Health-Based

Location

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Water Systems Serving This Area (3)

Fairfax County Water Authority

Surface water 1,121,613 people served

0 violations

Fcwa - Lorton Wtp Old, New, & River Sta

Surface water 411,608 people served

0 violations

Dulles Airport

All resolved

Purchased surface water 76,500 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Contaminants Found

Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation

All resolved

Lead & Copper Levels

Lead (Pb)

Within limit

0 ppb measured Action level: 15 ppb

Sampled: Jan 2024

How Does This Compare?

Herndon (22041) has more violations than 29% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 1, most of which are monitoring/reporting issues.

Fewer violations 29th 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.