Williamsport, Indiana Water Quality Report
Water quality data for 2 water systems serving 1,837 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 Williamsport, Indiana.
Get Water Quality Alerts
Be the first to know when water quality changes in Williamsport.
Compliance & Violations
Active Violations (18)
71
Jul 1, 2025
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 (327)
12
Sep 5, 2025
12
Sep 5, 2025
27
Jan 1, 2025 — Dec 31, 2025
27
Jan 1, 2025 — Dec 31, 2025
72
Oct 1, 2023
+ 322 more resolved violations
Frequently Asked Questions
Is Williamsport tap water safe to drink?
Williamsport'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 Williamsport tap water?
0 contaminants have been detected in Williamsport's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Williamsport?
Install a water filter rated for the specific contaminants found in Williamsport's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Williamsport have any water quality violations?
Yes, Williamsport currently has 18 active violations. See the violations section above for details.