WaterQ
Illinois State Report All States
Official Status: March 2026

Is Gridley tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Gridley scores 92/100.

Safety Score
92
out of 100

Still not sure if you need a filter in Gridley?

Read Decision Guide →

Gridley

Illinois

View Illinois state report Verified: Apr 2026

Is Gridley tap water safe to drink?

Mostly yes — Gridley scores 92/100. This report aggregates EPA drinking water data across 0 local systems in Gridley. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

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

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 Gridley? See our analysis.

Baby Formula Safety

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

Homebuyer's Perspective

For those looking to relocate to Gridley, water quality is a key factor in long-term property maintenance. The high safety score (92/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Score Breakdown for Gridley

EPA Compliance & Violations 85/100
Contaminant Safety Margin 92%

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

Frequently Asked Questions

Is Gridley tap water safe to drink?

Mostly yes — Gridley scores 92/100.

How many water systems serve Gridley?

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

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

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

What is the water quality score for Gridley?

The water quality score for Gridley 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 Gridley?

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

Water Quality Score
92/100
Grade
A
Water Systems
1
Population
1,411

Gridley Water Quality Summary

Gridley, IL receives a water quality score of 92/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Gridley'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 Gridley (0)

Water system data coming soon for Gridley.

Related

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