WaterQ
Massachusetts State Report All States
Official Status: March 2026

Is Medfield tap water safe to drink?

✓ Generally Safe
B

Generally acceptable, but review local hotspots — score 76/100.

Safety Score
76
out of 100

Still not sure if you need a filter in Medfield?

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Medfield

Massachusetts

View Massachusetts state report Data updated: Mar 2026

Is Medfield tap water safe to drink?

Generally acceptable, but review local hotspots — score 76/100. This report aggregates EPA drinking water data across 0 local systems in Medfield. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

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

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?

Filter or no filter for Medfield water? Here's what the data says.

Baby Formula Safety

What new parents in Medfield should know about tap water safety.

Homebuyer's Perspective

Water quality is easy to overlook when evaluating a move to Medfield, but it can affect plumbing longevity and appliance lifespan. With a score of 76/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Compliance Record for Medfield

0
Violations (5yr)
0
Unresolved
0
Contaminants Tracked
0
Exceeding EPA Limit

Based on EPA SDWIS violation records and contaminant test results for all water systems serving Medfield.

Frequently Asked Questions

Is Medfield tap water safe to drink?

Generally acceptable, but review local hotspots — score 76/100.

How many water systems serve Medfield?

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

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

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

What is the water quality score for Medfield?

The water quality score for Medfield is 76 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Medfield?

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

Water Quality Score
76/100
Grade
B
Water Systems
1
Population
12,894

Medfield Water Quality Summary

Medfield, MA receives a water quality score of 76/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Medfield's water quality is near the national average. While most systems meet EPA standards, some violations have been recorded. Residents may wish to review their specific water system's report for contaminant details.

Medfield's score of 76 is 3 points above the Massachusetts state average of 73, and below the nationwide average of roughly 78/100 across all U.S. states.

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

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Water Systems Serving Medfield (0)

Water system data coming soon for Medfield.

Related

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