WaterQ
Delaware State Report All States
Official Status: March 2026

Is Dover tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Dover scores 93/100.

Safety Score
93
out of 100

Still not sure if you need a filter in Dover?

Read Decision Guide →

Dover

Delaware

View Delaware state report Verified: Apr 2026

Is Dover tap water safe to drink?

Mostly yes — Dover scores 93/100. This report aggregates EPA drinking water data across 1 local system in Dover. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:45 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Dover.

Water Quality Impact

✅ Minimal Impact Localized weather conditions may influence test result variability.

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Dover?

Requirement Status
Optional
🟢
💡

Expert Advice

Your water quality is excellent. Standard filtration is optional but can further enhance taste.

Buying a Filter?

Should you buy a water purifier in Dover? See our analysis.

Baby Formula Safety

Is Dover tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Dover, water quality is a key factor in long-term property maintenance. The high safety score (93/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Benzene levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.

View Health Risk Glossary →

Score Breakdown for Dover

EPA Compliance & Violations 85/100
Contaminant Safety Margin 93%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Dover tap water safe to drink?

Mostly yes — Dover scores 93/100.

How many water systems serve Dover?

Dover is served by 1 public water system in our latest EPA-backed dataset.

How can I check water quality for my exact address in Dover?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Dover.

What is the water quality score for Dover?

The water quality score for Dover is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Dover?

The top contaminants detected in Dover include Benzene, Fluoride, Selenium. View detailed information on our contaminants page.

Water Quality Score
93/100
Grade
A
Water Systems
13
Population
238,600

Dover Water Quality Summary

Dover, DE receives a water quality score of 93/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 13 public water systems serving the area.

Dover's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

Key Contaminants

Benzene Violation
12.3207 / 5 μg/L
0 μg/L MCL: 5 μg/L
Fluoride
2.7098 / 4 mg/L
0 mg/L MCL: 4 mg/L
Selenium
15.7569 / 50 μg/L
0 μg/L MCL: 50 μg/L
Radium-226
1.4749 / 5 pCi/L
0 pCi/L MCL: 5 pCi/L
Barium
0.4501 / 2 mg/L
0 mg/L MCL: 2 mg/L
Total Coliform
0 / 0 presence
0 presence MCL: 0 presence

Water Systems Serving Dover (1)

Related

Compare Dover water quality: View all states · Contaminant library · How we score water quality