WaterQ
Illinois State Report All States
Official Status: March 2026

Is Assumption tap water safe to drink?

⚠ Caution Advised
F

Use extra caution — Assumption scores 0/100.

Safety Score
0
out of 100

Still not sure if you need a filter in Assumption?

Read Decision Guide →

Assumption

Illinois

View Illinois state report Verified: Apr 2026

Is Assumption tap water safe to drink?

Use extra caution — Assumption scores 0/100. This report aggregates EPA drinking water data across 0 local systems in Assumption. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:30 PM
0mm Precipitation

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

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 Assumption?

Requirement Status
Recommended
🟡
💡

Expert Advice

Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.

Buying a Filter?

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

Baby Formula Safety

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

Homebuyer's Perspective

For those looking to relocate to Assumption, water quality is a key factor in long-term property maintenance. With a score of 0/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Requires Mitigation

Health & Family Safety

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

View Health Risk Glossary →

Score Breakdown for Assumption

EPA Compliance & Violations 60/100
Contaminant Safety Margin 0%

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

Frequently Asked Questions

Is Assumption tap water safe to drink?

Use extra caution — Assumption scores 0/100.

How many water systems serve Assumption?

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

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

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

What is the water quality score for Assumption?

The water quality score for Assumption 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 Assumption?

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

Water Quality Score
0/100
Grade
F
Water Systems
1
Population
1,315

Assumption Water Quality Summary

Assumption, IL receives a water quality score of 0/100 (Grade F) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Assumption's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.

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

Water Systems Serving Assumption (0)

Water system data coming soon for Assumption.

Related

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