C58/100
SNOHOMISH CITY OF — Water Quality Report 2026
Serving 11,258 people · Washington
Water Source
Purchased Surface Water
County
—
System ID
WA5380915
Violations
27
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
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 2012.
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 SNOHOMISH CITY OF
Is SNOHOMISH CITY OF water safe to drink?
SNOHOMISH CITY OF water receives a grade of C (58/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 27 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has SNOHOMISH CITY OF detected?
54 contaminants were tested in SNOHOMISH CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SNOHOMISH CITY OF have any EPA violations?
Yes, SNOHOMISH CITY OF has 27 EPA violation(s) on record, with the most recent in 2012. Violation types include MR, TT. 3 are health-based violations.
How many people does SNOHOMISH CITY OF serve?
SNOHOMISH CITY OF serves approximately 11,258 people, Washington.
What type of water does SNOHOMISH CITY OF provide?
SNOHOMISH CITY OF 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 WA5380915.
How does SNOHOMISH CITY OF compare to other utilities in Washington?
SNOHOMISH CITY OF scores 58/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Washington state page for a full comparison of water systems.