Kennewick
Is Kennewick tap water safe to drink?
Mostly yes — Kennewick scores 83/100. This report aggregates EPA drinking water data across 5 local systems in Kennewick. We found 357 total violations (51 unresolved).
Real-Time Environment
Live: 03:30 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Kennewick.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Kennewick?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filtration technologies matched to Kennewick contaminant records.
Baby Formula Safety
Guidance on preparing infant formula using municipal tap water in Kennewick.
Homebuyer's Perspective
Municipal water quality in Kennewick directly influences pipe corrosion rates and home filtration needs. The high safety score (83/100) 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 Kennewick
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Kennewick.
Frequently Asked Questions
Is Kennewick tap water safe to drink?
Mostly yes — Kennewick scores 83/100.
How many water systems serve Kennewick?
Kennewick is served by 5 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Kennewick?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Kennewick.
What is the water quality score for Kennewick?
The water quality score for Kennewick is 83 out of 100, based on EPA contaminant data, violation history, and testing results across the 5 systems serving the city.
What are the top contaminants in Kennewick?
The top contaminants detected in Kennewick include Lead (90th percentile). View detailed information on our contaminants page.
Kennewick Water Quality Summary
Kennewick, WA receives a water quality score of 83/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 5 public water systems serving the area.
Kennewick'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.
Kennewick's score of 83 is 11 points below the Washington state average of 94, and above the nationwide average of roughly 78/100 across all U.S. states.
For prospective homebuyers looking at this mid-size Washington city, the local tap water benefits from a Pacific Northwest region characterized by forested mountains, a Puget Sound coastline, and generally clean source water. Kennewick's water is distributed across several distinct systems, maintaining a solid, above-average quality rating that indicates reliable treatment and filtration. While the rating shows there is still some room for improvement, residents can go about their daily routines with regulatory assurance regarding their household supply.
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
Join the Kennewick updates waitlist
We are developing email updates. This form records your interest; automated violation and boil-water advisory emails are not active.
We will use your address to contact you if updates become available. See our Privacy Policy.
Water Systems Serving Kennewick (5)
Bc Water Co
ABadger Mountain Irrigation District
FKennewick City Of
ASummit View Water System
ACommunity Sewer And Water District
ACheck Your Specific Address
Water quality can vary by neighborhood in Kennewick.
Related
Quick compare in Washington
Compare Kennewick water quality: View all states · Contaminant library · How we score water quality