A90/100
LA CUMBRE MUTUAL WATER CO — Water Quality Report 2026
Serving 4,861 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA4210024
Violations
2
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2007.
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 LA CUMBRE MUTUAL WATER CO
Is LA CUMBRE MUTUAL WATER CO water safe to drink?
LA CUMBRE MUTUAL WATER CO water receives a grade of A (90/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has LA CUMBRE MUTUAL WATER CO detected?
31 contaminants were tested in LA CUMBRE MUTUAL WATER CO's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does LA CUMBRE MUTUAL WATER CO have any EPA violations?
Yes, LA CUMBRE MUTUAL WATER CO has 2 EPA violation(s) on record, with the most recent in 2007. Violation types include MCL. 2 are health-based violations.
How many people does LA CUMBRE MUTUAL WATER CO serve?
LA CUMBRE MUTUAL WATER CO serves approximately 4,861 people, California.
What type of water does LA CUMBRE MUTUAL WATER CO provide?
LA CUMBRE MUTUAL WATER CO 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 CA4210024.
How does LA CUMBRE MUTUAL WATER CO compare to other utilities in California?
LA CUMBRE MUTUAL WATER CO scores 90/100 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.