A95/100
CITY OF LA PALMA — Water Quality Report 2026
Serving 15,948 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA3010100
Violations
2
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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 CITY OF LA PALMA
Is CITY OF LA PALMA water safe to drink?
CITY OF LA PALMA water receives a grade of A (95/100), 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 CITY OF LA PALMA detected?
69 contaminants were tested in CITY OF LA PALMA's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF LA PALMA have any EPA violations?
Yes, CITY OF LA PALMA has 2 EPA violation(s) on record, with the most recent in 2019. Violation types include MR.
How many people does CITY OF LA PALMA serve?
CITY OF LA PALMA serves approximately 15,948 people, California. The system provides water to 1 community: La Palma.
What type of water does CITY OF LA PALMA provide?
CITY OF LA PALMA 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 CA3010100.
How does CITY OF LA PALMA compare to other utilities in California?
CITY OF LA PALMA scores 95/100 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.