B61/100
KENT WATER DEPARTMENT — Water Quality Report 2026
Serving 166,421 people · Washington
Water Source
Purchased Surface Water
County
—
System ID
WA5338150
Violations
31
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 3.40 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – November 12, 2024Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About KENT WATER DEPARTMENT
Is KENT WATER DEPARTMENT water safe to drink?
KENT WATER DEPARTMENT water receives a grade of B (61/100), which is considered good. Out of 70 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has KENT WATER DEPARTMENT detected?
70 contaminants were tested in KENT WATER DEPARTMENT's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does KENT WATER DEPARTMENT have any EPA violations?
Yes, KENT WATER DEPARTMENT has 31 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR.
How many people does KENT WATER DEPARTMENT serve?
KENT WATER DEPARTMENT serves approximately 166,421 people, Washington.
What type of water does KENT WATER DEPARTMENT provide?
KENT WATER DEPARTMENT sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is WA5338150.
How does KENT WATER DEPARTMENT compare to other utilities in Washington?
KENT WATER DEPARTMENT scores 61/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Washington state page for a full comparison of water systems.