Water Quality in Waukesha, WI (53103)
EPA violation data for public water systems serving ZIP code 53103.
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.
3,762
Population
31
Water Systems
79
Violations (5yr)
56
Health-Based
Location
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Water Systems Serving This Area (31)
Waukesha Water Utility
54 health-basedChrist Lutheran School And Church
Vernon Presbyterian Church
All resolvedSt Joseph Church & School
Waynz World - Longnecks Brewpub & Restaurant
Benders Deli
Miller Brothers Partnership
1 health-basedPit Stop
Edgewood Golf Course- Clubhouse
Chubbys Cafe
Richys
Kellys Bleachers
Papa Stache Pub & Eatery
1 health-basedFox River Inn
Blue Heron Supper Club
Woodland Dental Group
Edgewood Golf Course Hole 12 Oaks
All resolvedBig Bend Food & Beverage
Big Bend Village Hall
Vernon Village Hall
Zaners Club Shamrock
Big Bend Lions Club
Jacobs, Russell Private Residence
Hygeia Springs Mineral Water
Union 76 Quik Mart
Big Bend Standard
Silver Bullet
Thiessenhusen Plumbing
Big Bend Village Hall Shop & Garage
Community Baptist Church
Edgewood Golf Course 6 Hand Pump
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: Sep 2025
How Does This Compare?
Waukesha (53103) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 79.
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.