Merrimack, New Hampshire Water Quality Report
Water quality data for 4 water systems serving 25,697 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (21)
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
Resolved Violations (479)
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
75
Mar 7, 2023
71
Jul 1, 2022
+ 474 more resolved violations
Frequently Asked Questions
Is Merrimack tap water safe to drink?
Merrimack'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 Merrimack tap water?
0 contaminants have been detected in Merrimack's water supply across 4 water systems. See the full contaminant table above for details.
How can I improve my water quality in Merrimack?
Install a water filter rated for the specific contaminants found in Merrimack's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Merrimack have any water quality violations?
Yes, Merrimack currently has 27 active violations. See the violations section above for details.