Simi Valley, California Water Quality Report
Water quality data for 4 water systems serving 95,529 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (5)
71
Jul 1, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (32)
3A
Nov 1, 2023 — Nov 30, 2023
3A
Nov 1, 2023 — Nov 30, 2023
03
Jan 1, 2022 — Dec 31, 2022
27
Jan 1, 2012 — Mar 31, 2012
27
Jan 1, 2012 — Mar 31, 2012
+ 27 more resolved violations
Frequently Asked Questions
Is Simi Valley tap water safe to drink?
Simi Valley's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Simi Valley tap water?
0 contaminants have been detected in Simi Valley's water supply across 4 water systems. See the full contaminant table above for details.
How can I improve my water quality in Simi Valley?
Install a water filter rated for the specific contaminants found in Simi Valley's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Simi Valley have any water quality violations?
Yes, Simi Valley currently has 5 active violations. See the violations section above for details.