WaterQ
California State Report All States
Official Status: March 2026

Is Pleasanton tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Pleasanton scores 96/100.

Safety Score
96
out of 100

Still not sure if you need a filter in Pleasanton?

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Pleasanton

California

View California state report Data updated: Mar 2026

Is Pleasanton tap water safe to drink?

Mostly yes — Pleasanton scores 96/100. This report aggregates EPA drinking water data across 0 local systems in Pleasanton. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

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

Requirement Status
Optional
🟢
💡

Expert Advice

Your water quality is excellent. Standard filtration is optional but can further enhance taste.

Buying a Filter?

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

Baby Formula Safety

Mixing baby formula with Pleasanton tap water? Read this first.

Homebuyer's Perspective

If you're house-hunting in Pleasanton, water quality belongs on your due-diligence checklist alongside schools and crime data. The high safety score (96/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Compliance Record for Pleasanton

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 Pleasanton.

Frequently Asked Questions

Is Pleasanton tap water safe to drink?

Mostly yes — Pleasanton scores 96/100.

How many water systems serve Pleasanton?

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

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

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

What is the water quality score for Pleasanton?

The water quality score for Pleasanton is 96 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Pleasanton?

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

Water Quality Score
96/100
Grade
A
Water Systems
2
Population
175,465

Pleasanton Water Quality Summary

Pleasanton, CA receives a water quality score of 96/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.

Pleasanton'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.

Pleasanton's score of 96 is 6 points above the California state average of 90, and above the nationwide average of roughly 78/100 across all U.S. states.

For families and prospective homebuyers looking at this mid-size California city, the local tap water stands out for its exceptional quality, reflecting a high level of safety and reliability. Pleasanton's water supply, delivered through its municipal systems, successfully navigates regional West Coast challenges, such as the environmental impacts of large urban centers and Central Valley agriculture. Furthermore, the local management effectively addresses the natural variations arising from the area's complex geology. This consistent performance provides peace of mind for residents who rely on clean, dependable water for their daily household needs.

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

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Water Systems Serving Pleasanton (0)

Water system data coming soon for Pleasanton.

Related

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