Quincy, California Water Quality Report
Water quality data for 3 water systems serving 6,500 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFPeA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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Compliance & Violations
Active Violations (1)
4H
Jul 2, 2025
Resolved Violations (22)
1A
Sep 1, 2019 — Sep 30, 2019
1A
Sep 1, 2019 — Sep 30, 2019
1A
Sep 1, 2019 — Sep 30, 2019
1A
Jun 1, 2019 — Jun 30, 2019
1A
Jun 1, 2019 — Jun 30, 2019
+ 17 more resolved violations
Frequently Asked Questions
Is Quincy tap water safe to drink?
Quincy'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 Quincy tap water?
1 contaminants have been detected in Quincy's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Quincy?
Install a water filter rated for the specific contaminants found in Quincy's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Quincy have any water quality violations?
Yes, Quincy currently has 1 active violation. See the violations section above for details.