A100/100
SLO CSA NO. 16 - SHANDON — Water Quality Report 2026
Serving 1,085 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA4010028
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 SLO CSA NO. 16 - SHANDON
Is SLO CSA NO. 16 - SHANDON water safe to drink?
SLO CSA NO. 16 - SHANDON water receives a grade of A (100/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SLO CSA NO. 16 - SHANDON detected?
1 contaminants were tested in SLO CSA NO. 16 - SHANDON's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SLO CSA NO. 16 - SHANDON have any EPA violations?
No, SLO CSA NO. 16 - SHANDON has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does SLO CSA NO. 16 - SHANDON serve?
SLO CSA NO. 16 - SHANDON serves approximately 1,085 people, California.
What type of water does SLO CSA NO. 16 - SHANDON provide?
SLO CSA NO. 16 - SHANDON 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 CA4010028.
How does SLO CSA NO. 16 - SHANDON compare to other utilities in California?
SLO CSA NO. 16 - SHANDON 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.