A89/100
ASOTIN WATER DEPT — Water Quality Report 2026
Serving 2,531 people · Washington
Water Source
Groundwater
County
—
System ID
WA5303250
Violations
7
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2000.
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 ASOTIN WATER DEPT
Is ASOTIN WATER DEPT water safe to drink?
ASOTIN WATER DEPT water receives a grade of A (89/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has ASOTIN WATER DEPT detected?
1 contaminants were tested in ASOTIN WATER DEPT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does ASOTIN WATER DEPT have any EPA violations?
Yes, ASOTIN WATER DEPT has 7 EPA violation(s) on record, with the most recent in 2000. Violation types include MR, Other, MCL. 1 are health-based violations.
How many people does ASOTIN WATER DEPT serve?
ASOTIN WATER DEPT serves approximately 2,531 people, Washington.
What type of water does ASOTIN WATER DEPT provide?
ASOTIN WATER DEPT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5303250.
How does ASOTIN WATER DEPT compare to other utilities in Washington?
ASOTIN WATER DEPT scores 89/100 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.