Water Quality in Waukesha, WI (53119)
EPA violation data for public water systems serving ZIP code 53119.
Active Health Violations
57 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.
5,803
Population
28
Water Systems
83
Violations (5yr)
57
Health-Based
Location
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Water Systems Serving This Area (28)
Waukesha Water Utility
54 health-basedWatertown Waterworks
All resolvedEagle Waterworks
Chapman Oil Inc
2 health-basedOld World Wisconsin Clausing Barn W1
Old World Wisconsin Danish Handpump W7
Old World Wisconsin Norwegian W4
Old World Wisconsin 4 Mile House W8
Old World Wisconsin Ramsey Barn W10
1 health-basedEagle Town Park Concession Bldg
Upi Manufacturing
Apron Annies Enterprises
Old World Wisconsin Danish Main W14
Old World Wisconsin Caldwell Farmers W13
Cupcake Bakery
Old World Wisconsin German Well 3
Old World Wisconsin Finnish W 5
Kettle Moraine Ranch
Chapman Lane Llc
All resolvedLove Laugh & Learn Day Care Center - Eagle
B & H Lumber
Eagle Medical Center
Cornerstone Store
Neighbors Bar & Grill
Eagle Town Park
House In The Woods Auction Gallery
Old World Wisconsin Paloff House (Ofc) W
Eagle Springs Golf Resort
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Waukesha (53119) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 83.
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.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.