Dubuque
Is Dubuque tap water safe to drink?
Mostly yes — Dubuque scores 81/100. This report aggregates EPA drinking water data across 0 local systems in Dubuque. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 02:30 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Dubuque.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Dubuque?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Wondering if Dubuque tap water needs filtering? We break it down.
Baby Formula Safety
Mixing baby formula with Dubuque tap water? Read this first.
Homebuyer's Perspective
If you're house-hunting in Dubuque, water quality belongs on your due-diligence checklist alongside schools and crime data. The high safety score (81/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Dubuque a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Dubuque
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Dubuque.
Frequently Asked Questions
Is Dubuque tap water safe to drink?
Mostly yes — Dubuque scores 81/100.
How many water systems serve Dubuque?
Dubuque is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Dubuque?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Dubuque.
What is the water quality score for Dubuque?
The water quality score for Dubuque is 81 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Dubuque?
Current contaminant data for Dubuque is being updated. Check back soon or search your specific address for the latest results.
Dubuque Water Quality Summary
Dubuque, IA receives a water quality score of 81/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Dubuque'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.
Dubuque's score of 81 is 8 points above the Iowa state average of 73, and above the nationwide average of roughly 78/100 across all U.S. states.
As a mid-size city in Iowa, Dubuque is served by two water systems that navigate the regional challenges of a Midwest landscape characterized by intensive row-crop and livestock agriculture. For prospective homebuyers, this means that while groundwater in the area is prone to nitrates, the local tap water consistently achieves a solid, reliable standard of quality. Residents can feel confident in the municipal supply, though the surrounding agricultural environment makes tracking groundwater conditions a useful habit for households over time.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Iowa water quality rankings report →
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Water Systems Serving Dubuque (0)
Water system data coming soon for Dubuque.
Check Your Specific Address
Water quality can vary by neighborhood in Dubuque.
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