WaterQ
Ohio State Report All States
Official Status: March 2026

Is Dennison tap water safe to drink?

⚠ Caution Advised
C

Use extra caution — Dennison scores 56/100.

Safety Score
56
out of 100

Still not sure if you need a filter in Dennison?

Read Decision Guide →

Dennison

Ohio

View Ohio state report Verified: Apr 2026

Is Dennison tap water safe to drink?

Use extra caution — Dennison scores 56/100. This report aggregates EPA drinking water data across 0 local systems in Dennison. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 07:45 AM
0mm Precipitation

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

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 Dennison?

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 Dennison? See our analysis.

Baby Formula Safety

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

Homebuyer's Perspective

For those looking to relocate to Dennison, water quality is a key factor in long-term property maintenance. With a score of 56/100, 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 Dennison a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Dennison

EPA Compliance & Violations 60/100
Contaminant Safety Margin 56%

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

Frequently Asked Questions

Is Dennison tap water safe to drink?

Use extra caution — Dennison scores 56/100.

How many water systems serve Dennison?

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

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

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

What is the water quality score for Dennison?

The water quality score for Dennison 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 Dennison?

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

Water Quality Score
56/100
Grade
D
Water Systems
1
Population
9,224

Dennison Water Quality Summary

Dennison, OH receives a water quality score of 56/100 (Grade D) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Dennison'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 Dennison (0)

Water system data coming soon for Dennison.

Related

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