Concord, California Water Quality Report
Water quality data for 9 water systems serving 199,025 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Concord, California.
Get Water Quality Alerts
Be the first to know when water quality changes in Concord.
Compliance & Violations
Active Violations (22)
2E
Oct 17, 2024
4G
Oct 17, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (200)
52
Oct 1, 2024
3A
Jan 1, 2022 — Jan 31, 2022
52
Oct 1, 2021
3A
Oct 1, 2021 — Dec 31, 2021
52
Oct 1, 2021
+ 195 more resolved violations
Frequently Asked Questions
Is Concord tap water safe to drink?
Concord's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Concord tap water?
0 contaminants have been detected in Concord's water supply across 9 water systems. See the full contaminant table above for details.
How can I improve my water quality in Concord?
Install a water filter rated for the specific contaminants found in Concord's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Concord have any water quality violations?
Yes, Concord currently has 22 active violations. See the violations section above for details.