A94/100
SCWA - LAGUNA/VINEYARD — Water Quality Report 2026
Serving 184,896 people · California
Water Source
Surface Water
County
—
System ID
CA3410029
Violations
2
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 2Unresolved
Treatment technique violation
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 SCWA - LAGUNA/VINEYARD
Is SCWA - LAGUNA/VINEYARD water safe to drink?
SCWA - LAGUNA/VINEYARD water receives a grade of A (94/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SCWA - LAGUNA/VINEYARD detected?
76 contaminants were tested in SCWA - LAGUNA/VINEYARD's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SCWA - LAGUNA/VINEYARD have any EPA violations?
Yes, SCWA - LAGUNA/VINEYARD has 2 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT. 1 are health-based violations.
How many people does SCWA - LAGUNA/VINEYARD serve?
SCWA - LAGUNA/VINEYARD serves approximately 184,896 people, California.
What type of water does SCWA - LAGUNA/VINEYARD provide?
SCWA - LAGUNA/VINEYARD sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CA3410029.
How does SCWA - LAGUNA/VINEYARD compare to other utilities in California?
SCWA - LAGUNA/VINEYARD scores 94/100 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.