Marlborough, Massachusetts Water Quality Report
Water quality data for 1 water system serving 41,799 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (19)
Violation
Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
Resolved Violations (37)
66
Dec 30, 2020
66
Dec 30, 2020
52
Jul 1, 2020
52
Jul 1, 2020
27
Nov 1, 2014 — Nov 30, 2014
+ 32 more resolved violations
Frequently Asked Questions
Is Marlborough tap water safe to drink?
Marlborough'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 Marlborough tap water?
0 contaminants have been detected in Marlborough's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Marlborough?
Install a water filter rated for the specific contaminants found in Marlborough's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Marlborough have any water quality violations?
Yes, Marlborough currently has 19 active violations. See the violations section above for details.