Redmond
Is Redmond tap water safe to drink?
Mostly yes — Redmond scores 98/100. This report aggregates EPA drinking water data across 3 local systems in Redmond. We found 492 total violations (69 unresolved).
Real-Time Environment
Live: 11:00 AM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Redmond.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Redmond?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Evaluation of municipal compliance and household filtration options in Redmond.
Baby Formula Safety
EPA compliance thresholds and pediatric water precautions for Redmond.
Homebuyer's Perspective
Water system history in Redmond informs property maintenance and private filtration requirements. The high safety score (98/100) 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 Redmond
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Redmond.
Frequently Asked Questions
Is Redmond tap water safe to drink?
Mostly yes — Redmond scores 98/100.
How many water systems serve Redmond?
Redmond is served by 3 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Redmond?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Redmond.
What is the water quality score for Redmond?
The water quality score for Redmond is 98 out of 100, based on EPA contaminant data, violation history, and testing results across the 3 systems serving the city.
What are the top contaminants in Redmond?
The top contaminants detected in Redmond include Lead (90th percentile). View detailed information on our contaminants page.
Redmond Water Quality Summary
Redmond, WA receives a water quality score of 98/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 3 public water systems serving the area.
Redmond'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.
Redmond's score of 98 is 4 points above the Washington state average of 94, and above the nationwide average of roughly 78/100 across all U.S. states.
For residents and prospective homebuyers looking at Redmond, Washington, the local drinking water benefits from its Pacific Northwest regional context, where forested mountains and the Puget Sound coastline yield generally clean source water. This mid-size city distributes its supply through three water systems, successfully maintaining an excellent standard that yields a top-tier score and grade. Homeowners in the area can feel confident in the cleanliness of their domestic supply, which consistently performs at the highest levels.
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 Redmond (3)
Check Your Specific Address
Water quality can vary by neighborhood in Redmond.
Related
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Compare Redmond water quality: View all states · Contaminant library · How we score water quality