Patterson, Louisiana Water Quality Report
Water quality data for 2 water systems serving 13,835 people.
Water Source
Detected Contaminants
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Compliance & Violations
Active Violations (7)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (50)
02
Jul 1, 2025 — Sep 30, 2025
02
Jul 1, 2025 — Sep 30, 2025
02
Jul 1, 2025 — Sep 30, 2025
75
Apr 29, 2025
02
Apr 1, 2025 — Jun 30, 2025
+ 45 more resolved violations
Frequently Asked Questions
Is Patterson tap water safe to drink?
Patterson's water meets all EPA maximum contaminant levels. However, 3 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Patterson tap water?
3 contaminants have been detected in Patterson's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Patterson?
Install a water filter rated for the specific contaminants found in Patterson's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Patterson have any water quality violations?
Yes, Patterson currently has 7 active violations. See the violations section above for details.