WaterQ
Pennsylvania State Report All States
Official Status: March 2026

Is Bryn Mawr tap water safe to drink?

⚠ Caution Advised
B

Generally acceptable, but review local hotspots — score 72/100.

Safety Score
72
out of 100

Still not sure if you need a filter in Bryn Mawr?

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Bryn Mawr

Pennsylvania

View Pennsylvania state report Data updated: Mar 2026

Is Bryn Mawr tap water safe to drink?

Generally acceptable, but review local hotspots — score 72/100. This report aggregates EPA drinking water data across 14 local systems in Bryn Mawr. We found 3910 total violations (163 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Bryn Mawr?

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?

Wondering if Bryn Mawr tap water needs filtering? We break it down.

Baby Formula Safety

Mixing baby formula with Bryn Mawr tap water? Read this first.

Homebuyer's Perspective

If you're house-hunting in Bryn Mawr, water quality belongs on your due-diligence checklist alongside schools and crime data. With a score of 72/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Copper (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.

View Health Risk Glossary →

Compliance Record for Bryn Mawr

3910
Violations (5yr)
163
Unresolved
2
Contaminants Tracked
1
Exceeding EPA Limit

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

Frequently Asked Questions

Is Bryn Mawr tap water safe to drink?

Generally acceptable, but review local hotspots — score 72/100.

How many water systems serve Bryn Mawr?

Bryn Mawr is served by 14 public water systems in our latest EPA-backed dataset.

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

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

What is the water quality score for Bryn Mawr?

The water quality score for Bryn Mawr is 72 out of 100, based on EPA contaminant data, violation history, and testing results across the 14 systems serving the city.

What are the top contaminants in Bryn Mawr?

The top contaminants detected in Bryn Mawr include Copper (90th percentile), Lead (90th percentile). View detailed information on our contaminants page.

Water Quality Score
72/100
Grade
C
Water Systems
14
Population
1.1M

Bryn Mawr Water Quality Summary

Bryn Mawr, PA receives a water quality score of 72/100 (Grade C) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 14 public water systems serving the area.

Bryn Mawr'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.

Bryn Mawr's score of 72 is 1 point above the Pennsylvania state average of 71, and below the nationwide average of roughly 78/100 across all U.S. states.

As a community situated within a major metro area of Pennsylvania, Bryn Mawr draws its water from a variety of local systems that operate across the Appalachian foothills. The Mid-Atlantic region's legacy of older industrial infrastructure poses ongoing challenges for these numerous providers, directly impacting the overall quality of the water delivered to homes. For prospective buyers or current residents, the city's average rating highlights the importance of understanding how these regional environmental and structural factors shape daily water use.

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

Key Contaminants

Copper (90th percentile) Violation
1.38 / 1.3 mg/L
0 mg/L MCL: 1.3 mg/L
Lead (90th percentile)
0.0043 / 0.015 mg/L
0 mg/L MCL: 0.015 mg/L

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Water Systems Serving Bryn Mawr (14)

Related

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