Spanaway
Is Spanaway tap water safe to drink?
Mostly yes — Spanaway scores 90/100. This report aggregates EPA drinking water data across 1 local system in Spanaway. We found 15 total violations (15 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Spanaway?
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 Spanaway? See our analysis.
Baby Formula Safety
Is Spanaway tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Spanaway, water quality is a key factor in long-term property maintenance. The high safety score (90/100) suggests lower risk for plumbing corrosion and appliance scaling.
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 Spanaway
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Spanaway.
Frequently Asked Questions
Is Spanaway tap water safe to drink?
Mostly yes — Spanaway scores 90/100.
How many water systems serve Spanaway?
Spanaway is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Spanaway?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Spanaway.
What is the water quality score for Spanaway?
The water quality score for Spanaway is 90 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 Spanaway?
The top contaminants detected in Spanaway include Lead (90th percentile). View detailed information on our contaminants page.
Spanaway Water Quality Summary
Spanaway, WA receives a water quality score of 90/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Spanaway'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.
Spanaway's score of 90 is 4 points below the Washington state average of 94, and above 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 Washington water quality rankings report →
Key Contaminants
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Water Systems Serving Spanaway (1)
Check Your Specific Address
Water quality can vary by neighborhood in Spanaway.
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