WaterQ
Wisconsin State Report All States
Official Status: March 2026

Is Monticello tap water safe to drink?

✓ Generally Safe
B

Mostly yes — Monticello scores 87/100.

Safety Score
87
out of 100

Still not sure if you need a filter in Monticello?

Read Decision Guide →

Monticello

Wisconsin

View Wisconsin state report Verified: Apr 2026

Is Monticello tap water safe to drink?

Mostly yes — Monticello scores 87/100. This report aggregates EPA drinking water data across 0 local systems in Monticello. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

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

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 Monticello? See our analysis.

Baby Formula Safety

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

Homebuyer's Perspective

For those looking to relocate to Monticello, water quality is a key factor in long-term property maintenance. The high safety score (87/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Current records show no major contaminant spikes, making Monticello a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Monticello

EPA Compliance & Violations 85/100
Contaminant Safety Margin 87%

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

Frequently Asked Questions

Is Monticello tap water safe to drink?

Mostly yes — Monticello scores 87/100.

How many water systems serve Monticello?

Monticello is served by 0 public water systems in our latest EPA-backed dataset.

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

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

What is the water quality score for Monticello?

The water quality score for Monticello 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 Monticello?

Current contaminant data for Monticello is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
87/100
Grade
B
Water Systems
1
Population
1,217

Monticello Water Quality Summary

Monticello, WI receives a water quality score of 87/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Monticello'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 →

Water Systems Serving Monticello (0)

Water system data coming soon for Monticello.

Related

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