Jose, California Water Quality Report
Water quality data for 1 water system serving 114 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (11)
71
Jul 1, 2025
4G
Oct 17, 2024
2E
Oct 17, 2024
35
Sep 29, 2022
35
Mar 31, 2016
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (66)
72
Oct 2, 2022
72
Oct 2, 2022
71
Jul 1, 2017
71
Jul 1, 2017
71
Jul 1, 2014
+ 61 more resolved violations
Frequently Asked Questions
Is Jose tap water safe to drink?
Jose'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 Jose tap water?
0 contaminants have been detected in Jose's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Jose?
Install a water filter rated for the specific contaminants found in Jose's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Jose have any water quality violations?
Yes, Jose currently has 11 active violations. See the violations section above for details.