Lodi, California Water Quality Report
Water quality data for 5 water systems serving 70,127 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBS | 0.017 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.003 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.006 | 0.010 ug/L | 0.001 ug/L(EWG) | 61% | Within limit |
| PFOA | 0.006 | 0.004 ug/L | 0.090 ug/L(EWG) | 155% | Above limit |
| PFOS | 0.006 | 0.004 ug/L | 0.300 ug/L(EWG) | 140% | Above limit |
| PFPeA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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 (16)
4H
Jul 2, 2025
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Resolved Violations (95)
02
Oct 1, 2021 — Dec 31, 2021
02
Oct 1, 2021 — Dec 31, 2021
02
Jul 1, 2019 — Sep 30, 2019
02
Jul 1, 2019 — Sep 30, 2019
02
Apr 1, 2019 — Jun 30, 2019
+ 90 more resolved violations
Frequently Asked Questions
Is Lodi tap water safe to drink?
Lodi's water has 2 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Lodi tap water?
7 contaminants have been detected in Lodi's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Lodi?
Install a water filter rated for the specific contaminants found in Lodi's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Lodi have any water quality violations?
Yes, Lodi currently has 16 active violations. See the violations section above for details.