Water Quality in Ashburn, VA (20176)

EPA violation data for public water systems serving ZIP code 20176.

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 5 monitoring/reporting violations.

More violations than 57% of US ZIP codes.

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

51,471

Population

18

Water Systems

6

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (18)

Loudoun Water - Central System

All resolved
Surface water 334,808 people served
1 violation (5yr) · All resolved
Lead tested: 0.5 ppb (limit: 15 ppb)

Leesburg, Town Of

Surface water 65,028 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Paxton Child Development Center

Groundwater 250 people served
0 violations

North Spring Behavioral Healthcare

1 health-based
Groundwater under influence of surface water 225 people served
1 violation (5yr) · 1 health-based · All resolved

Chester'S Restaurant

Groundwater 150 people served
0 violations

Rehau Incorporated

Groundwater 140 people served
0 violations

Eagletree Farm

All resolved
Groundwater 86 people served
1 violation (5yr) · All resolved

Greystone Trailer Park & Rest

Groundwater 83 people served
0 violations

Morven Park Inter Equest Center

Groundwater 50 people served
0 violations

Wdf Mansion

Groundwater 26 people served
0 violations

Temple Hall Farm Park

All resolved
Groundwater 25 people served
1 violation (5yr) · All resolved

Barnhouse Brewery

Groundwater 25 people served
0 violations

Wdf Comfort Station

Groundwater 25 people served
0 violations

48 Fields

All resolved
Groundwater 25 people served
2 violations (5yr) · All resolved

Eit2.0

Groundwater 25 people served
0 violations
Lead tested: 0.7 ppb (limit: 15 ppb)

Camp Potomac Woods

Groundwater 25 people served
0 violations

Black Hops Farm

Groundwater 25 people served
0 violations

Roots 657

Groundwater 25 people served
0 violations

Contaminants Found

Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Lead and Copper RuleMonitoring

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

1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.7 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Ashburn (20176) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6.

Fewer violations 57th 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.

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 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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