Lock Haven, Pennsylvania Water Quality Report
Water quality data for 2 water systems serving 10,025 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (12)
52
Oct 1, 2025
52
Oct 1, 2025
4B
Jun 11, 2024
4B
Jun 11, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (271)
27
Jul 1, 2025 — Sep 30, 2025
27
Jul 1, 2025 — Sep 30, 2025
27
Jul 1, 2025 — Sep 30, 2025
27
Jul 1, 2025 — Sep 30, 2025
27
Apr 1, 2025 — Jun 30, 2025
+ 266 more resolved violations
Frequently Asked Questions
Is Lock Haven tap water safe to drink?
Lock Haven'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 Lock Haven tap water?
0 contaminants have been detected in Lock Haven's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Lock Haven?
Install a water filter rated for the specific contaminants found in Lock Haven's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Lock Haven have any water quality violations?
Yes, Lock Haven currently has 12 active violations. See the violations section above for details.