WaterQ
Illinois State Report All States
Official Status: March 2026

Is Marquette Heights tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Marquette Heights scores 94/100.

Safety Score
94
out of 100

Still not sure if you need a filter in Marquette Heights?

Read Decision Guide →

Marquette Heights

Illinois

View Illinois state report Verified: Apr 2026

Is Marquette Heights tap water safe to drink?

Mostly yes — Marquette Heights scores 94/100. This report aggregates EPA drinking water data across 0 local systems in Marquette Heights. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Marquette Heights?

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 Marquette Heights? See our analysis.

Baby Formula Safety

Is Marquette Heights tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Marquette Heights, water quality is a key factor in long-term property maintenance. The high safety score (94/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Score Breakdown for Marquette Heights

EPA Compliance & Violations 85/100
Contaminant Safety Margin 94%

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

Frequently Asked Questions

Is Marquette Heights tap water safe to drink?

Mostly yes — Marquette Heights scores 94/100.

How many water systems serve Marquette Heights?

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

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

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

What is the water quality score for Marquette Heights?

The water quality score for Marquette Heights 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 Marquette Heights?

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

Water Quality Score
94/100
Grade
A
Water Systems
1
Population
2,974

Marquette Heights Water Quality Summary

Marquette Heights, IL receives a water quality score of 94/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Marquette Heights'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 Marquette Heights (0)

Water system data coming soon for Marquette Heights.

Related

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