F0/100
Fox Island Mutual Water Assoc — Water Quality Report 2026
Serving 3,255 people · Washington
Water Source
Groundwater
County
—
System ID
WA5326300
Violations
213
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.80 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
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 Fox Island Mutual Water Assoc
Is Fox Island Mutual Water Assoc water safe to drink?
Fox Island Mutual Water Assoc water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 213 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has Fox Island Mutual Water Assoc detected?
2 contaminants were tested in Fox Island Mutual Water Assoc's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does Fox Island Mutual Water Assoc have any EPA violations?
Yes, Fox Island Mutual Water Assoc has 213 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MR, MCL. 3 are health-based violations.
How many people does Fox Island Mutual Water Assoc serve?
Fox Island Mutual Water Assoc serves approximately 3,255 people, Washington.
What type of water does Fox Island Mutual Water Assoc provide?
Fox Island Mutual Water Assoc sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5326300.
How does Fox Island Mutual Water Assoc compare to other utilities in Washington?
Fox Island Mutual Water Assoc scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Washington state page for a full comparison of water systems.