Tap Water Quality in Wilmington, DE
Find out what's in your drinking water. Enter your ZIP code below for a detailed water quality report for Wilmington, Delaware.
Try 19801 for Wilmington
Wilmington Drinking Water Overview
Population: ~71,000 | Source: Brandywine Creek and Christina River
Wilmington draws from the Brandywine Creek and Christina River, both of which flow through a mix of suburban and agricultural land. The city's water infrastructure dates back over a century, and lead service line replacement is an active priority. Industrial activity in the region has contributed to PFAS detections in some water sources.
Common water quality concerns in Wilmington
Lead from aging infrastructure
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PFAS
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Disinfection byproducts
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What's in your Wilmington water report
Contaminant levels
Every detected contaminant in your Wilmington water system, compared to EPA limits and health guidelines.
Violation history
All EPA violations on record for water systems serving Wilmington, including health-based and monitoring violations.
Water quality grade
An A through F grade based on violation history, contaminant levels, and health guideline comparisons.
Filter recommendations
Which type of water filter will actually remove the contaminants found in your specific water system.
Water quality in nearby cities
Check your Wilmington water now
Enter your ZIP code for a free water quality report specific to your water system in Wilmington, Delaware.