B60/100
NOOKSACK WATER DEPT — Water Quality Report 2026
Serving 2,427 people · Washington
Water Source
Purchased Groundwater
County
—
System ID
WA5359800
Violations
20
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 NOOKSACK WATER DEPT
Is NOOKSACK WATER DEPT water safe to drink?
NOOKSACK WATER DEPT water receives a grade of B (60/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has NOOKSACK WATER DEPT detected?
1 contaminants were tested in NOOKSACK WATER DEPT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does NOOKSACK WATER DEPT have any EPA violations?
Yes, NOOKSACK WATER DEPT has 20 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MCL, MR. 5 are health-based violations.
How many people does NOOKSACK WATER DEPT serve?
NOOKSACK WATER DEPT serves approximately 2,427 people, Washington.
What type of water does NOOKSACK WATER DEPT provide?
NOOKSACK WATER DEPT sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5359800.
How does NOOKSACK WATER DEPT compare to other utilities in Washington?
NOOKSACK WATER DEPT scores 60/100 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.