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WaterSafety

Loudoun Water - Central System

Ashburn, Virginia · PWSID: VA6107350

B
Water Safety Score
88/100
334,808
Population Served
Surface water
Source Type
0
Health Violations
0
Contaminant Exceedances

Detected Contaminants

ContaminantDetected LevelMCL (Limit)StatusSample Date
Combined Filter Effluent0.5 NTU1 NTUWithin LimitOct 1, 2023

Violation History

Combined Filter Effluent
Health-BasedOct 1, 2023 - Jun 25, 2024
Resolved
Enforcement: 203512
Combined Filter Effluent
Health-BasedOct 1, 2023 - Jun 25, 2024
Resolved
Enforcement: 203512
Combined Filter Effluent
Health-BasedOct 1, 2023 - Jun 25, 2024
Resolved
Enforcement: 203511

Frequently Asked Questions

Loudoun Water - Central System has a Water Safety Score of B (88/100). The system serves 334,808 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.

Loudoun Water - Central System has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.

The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.

If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.

Sources: EPA SDWIS, EWG Tap Water Database
Last updated:

Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.