A92/100
OXNARD WATER DEPT — Water Quality Report 2026
Serving 200,232 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA5610007
Violations
5
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 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 OXNARD WATER DEPT
Is OXNARD WATER DEPT water safe to drink?
OXNARD WATER DEPT water receives a grade of A (92/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has OXNARD WATER DEPT detected?
76 contaminants were tested in OXNARD WATER DEPT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OXNARD WATER DEPT have any EPA violations?
Yes, OXNARD WATER DEPT has 5 EPA violation(s) on record, with the most recent in 2015. Violation types include MR.
How many people does OXNARD WATER DEPT serve?
OXNARD WATER DEPT serves approximately 200,232 people, California.
What type of water does OXNARD WATER DEPT provide?
OXNARD WATER DEPT 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 CA5610007.
How does OXNARD WATER DEPT compare to other utilities in California?
OXNARD WATER DEPT scores 92/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our California state page for a full comparison of water systems.