A84/100
PORT HUENEME CITY WATER DEPT — Water Quality Report 2026
Serving 21,407 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA5610009
Violations
8
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: March 1, 2024 – March 31, 2024Rule: Total Coliform RuleEnforcement: Formal — state order issued
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 PORT HUENEME CITY WATER DEPT
Is PORT HUENEME CITY WATER DEPT water safe to drink?
PORT HUENEME CITY WATER DEPT water receives a grade of A (84/100), which is considered excellent. Out of 70 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has PORT HUENEME CITY WATER DEPT detected?
70 contaminants were tested in PORT HUENEME CITY WATER DEPT's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does PORT HUENEME CITY WATER DEPT have any EPA violations?
Yes, PORT HUENEME CITY WATER DEPT has 8 EPA violation(s) on record, with the most recent in 2024. Violation types include MON, MR, Other.
How many people does PORT HUENEME CITY WATER DEPT serve?
PORT HUENEME CITY WATER DEPT serves approximately 21,407 people, California.
What type of water does PORT HUENEME CITY WATER DEPT provide?
PORT HUENEME CITY 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 CA5610009.
How does PORT HUENEME CITY WATER DEPT compare to other utilities in California?
PORT HUENEME CITY WATER DEPT scores 84/100 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.