Waterloo, Indiana Water Quality Report
Water quality data for 5 water systems serving 3,393 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (9)
45
Aug 8, 2025
45
Aug 8, 2025
45
Aug 8, 2025
45
Aug 8, 2025
20
Jul 25, 2025
20
Jul 25, 2025
71
Jul 1, 2025
52
Jan 1, 2022
52
Jan 1, 2022
Resolved Violations (491)
45
Aug 8, 2025
45
Aug 8, 2025
45
Aug 8, 2025
02
Jan 1, 2025 — Mar 31, 2025
02
Jan 1, 2025 — Mar 31, 2025
+ 486 more resolved violations
Frequently Asked Questions
Is Waterloo tap water safe to drink?
Waterloo'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 Waterloo tap water?
0 contaminants have been detected in Waterloo's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Waterloo?
Install a water filter rated for the specific contaminants found in Waterloo's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Waterloo have any water quality violations?
Yes, Waterloo currently has 38 active violations. See the violations section above for details.