Water Quality in Merton, WI (53056)
EPA violation data for public water systems serving ZIP code 53056.
No Health-Based Violations
None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
9
Water Systems
4
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (9)
Merton Intermediate & Primary School
All resolvedGrace Hill Church
Essential Industries Inc
St Johns United Church Of Christ
Kanga Coffee
Pollworth Park Pavilion
All resolvedMerton Sub Shop
Station 1 Merton Community Fire Department
Merton Primary School
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Sep 2025
How Does This Compare?
Merton (53056) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, 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.