Delhi, California Water Quality Report
Water quality data for 1 water system serving 7,784 people.
Water Source
Detected Contaminants
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (7)
4H
Jul 2, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (27)
71
Jul 1, 2015
71
Jul 1, 2015
30
Jan 1, 2015 — Dec 31, 2015
30
Jan 1, 2015 — Dec 31, 2015
30
Jan 1, 2015 — Dec 31, 2015
+ 22 more resolved violations
Frequently Asked Questions
Is Delhi tap water safe to drink?
Delhi's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Delhi tap water?
2 contaminants have been detected in Delhi's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Delhi?
Install a water filter rated for the specific contaminants found in Delhi's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Delhi have any water quality violations?
Yes, Delhi currently has 7 active violations. See the violations section above for details.