Water Quality in Nantucket, MA (02564)
EPA violation data for public water systems serving ZIP code 02564.
No Health-Based Violations
None of the 2 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are32 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 85% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
255
Population
2
Water Systems
32
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (2)
Siasconset Water Department
All resolvedSankaty Head Golf Club Inc.
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Nantucket (02564) has more violations than 85% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 32, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.