WaterQ
Washington State Report All States
Official Status: March 2026

Is Spokane tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Spokane scores 98/100.

Safety Score
98
out of 100

Still not sure if you need a filter in Spokane?

Read Decision Guide →

Spokane

Washington

View Washington state report Verified: Apr 2026

Is Spokane tap water safe to drink?

Mostly yes — Spokane scores 98/100. This report aggregates EPA drinking water data across 1 local system in Spokane. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:45 PM
0mm Precipitation

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

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 Spokane?

Requirement Status
Optional
🟢
💡

Expert Advice

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

Buying a Filter?

Should you buy a water purifier in Spokane? See our analysis.

Baby Formula Safety

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

Homebuyer's Perspective

For those looking to relocate to Spokane, water quality is a key factor in long-term property maintenance. The high safety score (98/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Nitrate levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.

View Health Risk Glossary →

Score Breakdown for Spokane

EPA Compliance & Violations 85/100
Contaminant Safety Margin 98%

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

Frequently Asked Questions

Is Spokane tap water safe to drink?

Mostly yes — Spokane scores 98/100.

How many water systems serve Spokane?

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

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

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

What is the water quality score for Spokane?

The water quality score for Spokane 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 Spokane?

The top contaminants detected in Spokane include Nitrate, Fluoride, PFAS (Per- and Polyfluoroalkyl Substances). View detailed information on our contaminants page.

Water Quality Score
98/100
Grade
A
Water Systems
15
Population
430,614

Spokane Water Quality Summary

Spokane, WA receives a water quality score of 98/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 15 public water systems serving the area.

Spokane'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.

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

Key Contaminants

Nitrate
5.5201 / 10 mg/L
0 mg/L MCL: 10 mg/L
Fluoride
2.1456 / 4 mg/L
0 mg/L MCL: 4 mg/L
PFAS (Per- and Polyfluoroalkyl Substances)
0.0019 / 0.004 μg/L
0 μg/L MCL: 0.004 μg/L
Selenium
19.2296 / 50 μg/L
0 μg/L MCL: 50 μg/L
Uranium
7.1099 / 30 μg/L
0 μg/L MCL: 30 μg/L
Benzene
0.5324 / 5 μg/L
0 μg/L MCL: 5 μg/L
Arsenic
0.2649 / 10 μg/L
0 μg/L MCL: 10 μg/L

Water Systems Serving Spokane (1)

Related

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