Southwest City, Missouri Water Quality Report
Water quality data for 2 water systems serving 1,576 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (9)
45
Sep 9, 2025
72
Jul 1, 2025
4G
Oct 17, 2024
4G
Oct 17, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (364)
72
Jul 1, 2021
41
Dec 1, 2020 — Dec 31, 2020
41
Dec 1, 2020 — Dec 31, 2020
41
Dec 1, 2020 — Dec 31, 2020
41
Dec 1, 2020 — Dec 31, 2020
+ 359 more resolved violations
Frequently Asked Questions
Is Southwest City tap water safe to drink?
Southwest City'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 Southwest City tap water?
0 contaminants have been detected in Southwest City's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Southwest City?
Install a water filter rated for the specific contaminants found in Southwest City's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Southwest City have any water quality violations?
Yes, Southwest City currently has 9 active violations. See the violations section above for details.