A100/100
YORBA LINDA WATER DISTRICT — Water Quality Report 2026
Serving 84,292 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA3010037
Violations
0
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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 YORBA LINDA WATER DISTRICT
Is YORBA LINDA WATER DISTRICT water safe to drink?
YORBA LINDA WATER DISTRICT water receives a grade of A (100/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has YORBA LINDA WATER DISTRICT detected?
69 contaminants were tested in YORBA LINDA WATER DISTRICT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does YORBA LINDA WATER DISTRICT have any EPA violations?
No, YORBA LINDA WATER DISTRICT has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does YORBA LINDA WATER DISTRICT serve?
YORBA LINDA WATER DISTRICT serves approximately 84,292 people, California.
What type of water does YORBA LINDA WATER DISTRICT provide?
YORBA LINDA 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 CA3010037.
How does YORBA LINDA WATER DISTRICT compare to other utilities in California?
YORBA LINDA WATER DISTRICT scores 100/100 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.