Walnut Grove, California Water Quality Report
Water quality data for 6 water systems serving 423 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (15)
52
Oct 1, 2024
52
Oct 1, 2017
71
Jul 1, 2005
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (237)
1A
Mar 1, 2024 — Mar 31, 2024
1A
Mar 1, 2024 — Mar 31, 2024
1A
Feb 1, 2024 — Feb 29, 2024
1A
Feb 1, 2024 — Feb 29, 2024
02
Jan 1, 2023 — Mar 31, 2023
+ 232 more resolved violations
Frequently Asked Questions
Is Walnut Grove tap water safe to drink?
Walnut Grove'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 Walnut Grove tap water?
0 contaminants have been detected in Walnut Grove's water supply across 6 water systems. See the full contaminant table above for details.
How can I improve my water quality in Walnut Grove?
Install a water filter rated for the specific contaminants found in Walnut Grove's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Walnut Grove have any water quality violations?
Yes, Walnut Grove currently has 15 active violations. See the violations section above for details.