Oroville, California Water Quality Report
Water quality data for 8 water systems serving 35,433 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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Connect with a certified water treatment professional in Oroville, California.
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Compliance & Violations
Active Violations (50)
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
71
Jul 1, 2023
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Resolved Violations (191)
3A
Nov 1, 2024 — Nov 30, 2024
3A
Nov 1, 2024 — Nov 30, 2024
3A
Mar 1, 2024 — Mar 31, 2024
3A
Mar 1, 2024 — Mar 31, 2024
3A
Nov 1, 2023 — Nov 30, 2023
+ 186 more resolved violations
Frequently Asked Questions
Is Oroville tap water safe to drink?
Oroville'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 Oroville tap water?
2 contaminants have been detected in Oroville's water supply across 8 water systems. See the full contaminant table above for details.
How can I improve my water quality in Oroville?
Install a water filter rated for the specific contaminants found in Oroville's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Oroville have any water quality violations?
Yes, Oroville currently has 50 active violations. See the violations section above for details.