Cornwall, New York Water Quality Report
Water quality data for 1 water system serving 450 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (1)
Violation
Unknown
Resolved Violations (7)
3A
Sep 1, 2025 — Sep 30, 2025
71
Jul 1, 2020
71
Jul 1, 2020
71
Jul 1, 2020
03
Jan 1, 2004 — Dec 31, 2012
+ 2 more resolved violations
Frequently Asked Questions
Is Cornwall tap water safe to drink?
Cornwall'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 Cornwall tap water?
0 contaminants have been detected in Cornwall's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Cornwall?
Install a water filter rated for the specific contaminants found in Cornwall's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Cornwall have any water quality violations?
Yes, Cornwall currently has 1 active violation. See the violations section above for details.