A97/100
KING COUNTY WATER DISTRICT 119 — Water Quality Report 2026
Serving 3,796 people · Washington
Water Source
Purchased Surface Water
County
—
System ID
WA5341985
Violations
3
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – October 23, 2021Enforcement: 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 KING COUNTY WATER DISTRICT 119
Is KING COUNTY WATER DISTRICT 119 water safe to drink?
KING COUNTY WATER DISTRICT 119 water receives a grade of A (97/100), which is considered excellent. Out of 33 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has KING COUNTY WATER DISTRICT 119 detected?
33 contaminants were tested in KING COUNTY WATER DISTRICT 119's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does KING COUNTY WATER DISTRICT 119 have any EPA violations?
Yes, KING COUNTY WATER DISTRICT 119 has 3 EPA violation(s) on record, with the most recent in 2021. Violation types include Other.
How many people does KING COUNTY WATER DISTRICT 119 serve?
KING COUNTY WATER DISTRICT 119 serves approximately 3,796 people, Washington.
What type of water does KING COUNTY WATER DISTRICT 119 provide?
KING COUNTY WATER DISTRICT 119 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 WA5341985.
How does KING COUNTY WATER DISTRICT 119 compare to other utilities in Washington?
KING COUNTY WATER DISTRICT 119 scores 97/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Washington state page for a full comparison of water systems.