A96/100
LOS ANGELES CWWD 40, REG. 38-LAKE LA — Water Quality Report 2026
Serving 12,568 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA1910005
Violations
1
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 280.00 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1982.
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 LOS ANGELES CWWD 40, REG. 38-LAKE LA
Is LOS ANGELES CWWD 40, REG. 38-LAKE LA water safe to drink?
LOS ANGELES CWWD 40, REG. 38-LAKE LA water receives a grade of A (96/100), 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 LOS ANGELES CWWD 40, REG. 38-LAKE LA detected?
69 contaminants were tested in LOS ANGELES CWWD 40, REG. 38-LAKE LA's water. Notable contaminants include chlorate. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LOS ANGELES CWWD 40, REG. 38-LAKE LA have any EPA violations?
Yes, LOS ANGELES CWWD 40, REG. 38-LAKE LA has 1 EPA violation(s) on record, with the most recent in 1982. Violation types include Other.
How many people does LOS ANGELES CWWD 40, REG. 38-LAKE LA serve?
LOS ANGELES CWWD 40, REG. 38-LAKE LA serves approximately 12,568 people, California.
What type of water does LOS ANGELES CWWD 40, REG. 38-LAKE LA provide?
LOS ANGELES CWWD 40, REG. 38-LAKE LA 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 CA1910005.
How does LOS ANGELES CWWD 40, REG. 38-LAKE LA compare to other utilities in California?
LOS ANGELES CWWD 40, REG. 38-LAKE LA scores 96/100 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.