A97/100
CWSC LAS LOMAS — Water Quality Report 2026
Serving 2,084 people · California
Water Source
Groundwater
County
—
System ID
CA2710013
Violations
3
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2002.
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 CWSC LAS LOMAS
Is CWSC LAS LOMAS water safe to drink?
CWSC LAS LOMAS water receives a grade of A (97/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CWSC LAS LOMAS detected?
31 contaminants were tested in CWSC LAS LOMAS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CWSC LAS LOMAS have any EPA violations?
Yes, CWSC LAS LOMAS has 3 EPA violation(s) on record, with the most recent in 2002. Violation types include MR.
How many people does CWSC LAS LOMAS serve?
CWSC LAS LOMAS serves approximately 2,084 people, California.
What type of water does CWSC LAS LOMAS provide?
CWSC LAS LOMAS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA2710013.
How does CWSC LAS LOMAS compare to other utilities in California?
CWSC LAS LOMAS scores 97/100 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.