Willmar
Is Willmar tap water safe to drink?
Mostly yes — Willmar scores 83/100. This report aggregates EPA drinking water data across 1 local system in Willmar. We found 9 total violations (4 unresolved).
Real-Time Environment
Live: 03:00 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Willmar.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Willmar?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filter requirements and certified reduction benchmarks for Willmar tap water.
Baby Formula Safety
Infant formula preparation risks, nitrate levels, and lead pipe guidance in Willmar.
Homebuyer's Perspective
Evaluating water infrastructure in Willmar protects plumbing and helps estimate water heater longevity. The high safety score (83/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Copper (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Willmar
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Willmar.
Frequently Asked Questions
Is Willmar tap water safe to drink?
Mostly yes — Willmar scores 83/100.
How many water systems serve Willmar?
Willmar is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Willmar?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Willmar.
What is the water quality score for Willmar?
The water quality score for Willmar is 83 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.
What are the top contaminants in Willmar?
The top contaminants detected in Willmar include Copper (90th percentile), Lead (90th percentile). View detailed information on our contaminants page.
Willmar Water Quality Summary
Willmar, MN receives a water quality score of 83/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Willmar'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.
Willmar's score of 83 is 4 points below the Minnesota state average of 87, and above the nationwide average of roughly 78/100 across all U.S. states.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Minnesota water quality rankings report →
Key Contaminants
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Water Systems Serving Willmar (1)
Check Your Specific Address
Water quality can vary by neighborhood in Willmar.
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