WaterQ
Oregon State Report All States
Official Status: March 2026

Is Tigard tap water safe to drink?

✓ Generally Safe
B

Mostly yes — Tigard scores 86/100.

Safety Score
86
out of 100

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Tigard

Oregon

View Oregon state report Data updated: Mar 2026

Is Tigard tap water safe to drink?

Mostly yes — Tigard scores 86/100. This report aggregates EPA drinking water data across 1 local system in Tigard. We found 24 total violations (11 unresolved).

Real-Time Environment

Live: 04:15 PM
0mm Precipitation

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

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 Tigard?

Requirement Status
Optional
🟢
💡

Expert Advice

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

Buying a Filter?

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

Baby Formula Safety

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

Homebuyer's Perspective

Water quality is easy to overlook when evaluating a move to Tigard, but it can affect plumbing longevity and appliance lifespan. The high safety score (86/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Lead (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 Tigard

24
Violations (5yr)
11
Unresolved
1
Contaminants Tracked
0
Exceeding EPA Limit

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

Frequently Asked Questions

Is Tigard tap water safe to drink?

Mostly yes — Tigard scores 86/100.

How many water systems serve Tigard?

Tigard is served by 1 public water system in our latest EPA-backed dataset.

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

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

What is the water quality score for Tigard?

The water quality score for Tigard is 86 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.

What are the top contaminants in Tigard?

The top contaminants detected in Tigard include Lead (90th percentile). View detailed information on our contaminants page.

Water Quality Score
86/100
Grade
B
Water Systems
1
Population
62,500

Tigard Water Quality Summary

Tigard, OR receives a water quality score of 86/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Tigard'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.

Tigard's score of 86 is 3 points above the Oregon state average of 83, and above the nationwide average of roughly 78/100 across all U.S. states.

Prospective homebuyers looking at Tigard will find that this mid-size Oregon city offers excellent water quality delivered through a single municipal system. The local supply benefits greatly from the surrounding Pacific Northwest environment, where forested mountains and coastline help maintain generally clean source water. Because the city consistently achieves exceptional marks for safety and cleanliness, residents can feel confident using their tap water for all household needs.

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

Key Contaminants

Lead (90th percentile)
0.00085 / 0.015 mg/L
0 mg/L MCL: 0.015 mg/L

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Water Systems Serving Tigard (1)

Related

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