Zionsville, Indiana Water Quality Report
Water quality data for 2 water systems serving 207 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (30)
71
Jul 1, 2025
71
Jul 1, 2025
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
72
Oct 10, 2024
72
Oct 10, 2024
71
Jul 1, 2024
71
Jul 1, 2024
71
Jul 1, 2024
2B
Oct 21, 2023
2B
Oct 21, 2023
2B
Oct 21, 2023
2A
Sep 16, 2023
2A
Sep 16, 2023
71
Jul 1, 2023
71
Jul 1, 2023
71
Jul 1, 2023
72
Jan 1, 2023
72
Jan 1, 2023
72
Jan 1, 2023
2B
Aug 20, 2021
2B
Aug 20, 2021
2B
Nov 7, 2020
2B
Nov 7, 2020
2A
Sep 18, 2020
2A
Sep 18, 2020
2B
Aug 17, 2019
2B
Aug 17, 2019
Resolved Violations (470)
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
+ 465 more resolved violations
Frequently Asked Questions
Is Zionsville tap water safe to drink?
Zionsville'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 Zionsville tap water?
0 contaminants have been detected in Zionsville's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Zionsville?
Install a water filter rated for the specific contaminants found in Zionsville's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Zionsville have any water quality violations?
Yes, Zionsville currently has 66 active violations. See the violations section above for details.