A92/100
SOUTH COAST WATER DISTRICT — Water Quality Report 2026
Serving 41,118 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA3010042
Violations
1
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 250.00 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2000.
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 SOUTH COAST WATER DISTRICT
Is SOUTH COAST WATER DISTRICT water safe to drink?
SOUTH COAST WATER DISTRICT water receives a grade of A (92/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SOUTH COAST WATER DISTRICT detected?
69 contaminants were tested in SOUTH COAST WATER DISTRICT's water. Notable contaminants include chlorate. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SOUTH COAST WATER DISTRICT have any EPA violations?
Yes, SOUTH COAST WATER DISTRICT has 1 EPA violation(s) on record, with the most recent in 2000. Violation types include MCL. 1 are health-based violations.
How many people does SOUTH COAST WATER DISTRICT serve?
SOUTH COAST WATER DISTRICT serves approximately 41,118 people, California.
What type of water does SOUTH COAST WATER DISTRICT provide?
SOUTH COAST WATER DISTRICT 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 CA3010042.
How does SOUTH COAST WATER DISTRICT compare to other utilities in California?
SOUTH COAST WATER DISTRICT 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.