Oakland, California Water Quality Report
Water quality data for 5 water systems serving 1,444,562 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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Compliance & Violations
Active Violations (16)
52
Oct 1, 2024
Violation
Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
Resolved Violations (124)
41
Sep 1, 2023 — Sep 30, 2023
52
Oct 1, 2015
52
Oct 1, 2015
02
Oct 1, 2012 — Dec 31, 2012
02
Oct 1, 2012 — Dec 31, 2012
+ 119 more resolved violations
Frequently Asked Questions
Is Oakland tap water safe to drink?
Oakland's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Oakland tap water?
1 contaminants have been detected in Oakland's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Oakland?
Install a water filter rated for the specific contaminants found in Oakland's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Oakland have any water quality violations?
Yes, Oakland currently has 16 active violations. See the violations section above for details.