Oakley, California Water Quality Report
Water quality data for 10 water systems serving 44,787 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 15.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 150% | Above guideline |
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Compliance & Violations
Active Violations (9)
4G
Oct 17, 2024
2E
Oct 17, 2024
52
Oct 1, 2021
52
Oct 1, 2017
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (141)
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
02
Jul 1, 2024 — Sep 30, 2024
02
Jul 1, 2024 — Sep 30, 2024
+ 136 more resolved violations
Frequently Asked Questions
Is Oakley tap water safe to drink?
Oakley'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 Oakley tap water?
1 contaminants have been detected in Oakley's water supply across 10 water systems. See the full contaminant table above for details.
How can I improve my water quality in Oakley?
Install a water filter rated for the specific contaminants found in Oakley's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Oakley have any water quality violations?
Yes, Oakley currently has 9 active violations. See the violations section above for details.