Water Quality in Waukesha, WI (53118)
EPA violation data for public water systems serving ZIP code 53118.
Active Health Violations
56 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
7,554
Population
20
Water Systems
81
Violations (5yr)
56
Health-Based
Location
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Water Systems Serving This Area (20)
Waukesha Water Utility
54 health-basedWatertown Waterworks
All resolvedDousman Water Utility
1 health-basedLad Lake
All resolvedSubway In Wales
Triple J Properties
Emmanuel United Church Of Christ
St Mary Episcopal Church
Highview Ev Presbyterian Church
Kettle Moraine Golf Club
Dousman Water Utility-Dousman Amoco
Hills Of Wales Apts
1 health-basedOttawa Town Hall
Ottawa Town Park
John Di Frances & Assoc
National Weather Service
Wicked Archery
First Presbyterian Church Of Ottawa
Robinson Dennis & Helga Private Residenc
Gate House
Contaminants Found
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2024
How Does This Compare?
Waukesha (53118) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 81.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.