Water Quality in North Mankato, MN (55332)
EPA violation data for public water systems serving ZIP code 55332.
No Health-Based Violations
None of the 13 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are17 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 76% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,667
Population
13
Water Systems
17
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (13)
North Mankato
Saint Peter
Fairfax
All resolvedFort Ridgely State Park
Emmanuel Lutheran Church
Mayflower Golf Club Llc
Ridgely Town Hall
Emmanuel Lutheran School
Frsp-Horse Riders Camp
Fort Ridgely State Park
Central Lutheran Church
Fort Ridgely State Park
Fort Ridgely State Park
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
Copper (Cu)
Exceeds limitSampled: Jan 2024
How Does This Compare?
North Mankato (55332) has more violations than 76% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 17, 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.