Water Quality in Milwaukee, WI (53203)
EPA violation data for public water systems serving ZIP code 53203.
No Health-Based Violations
None of the 14 water systems serving this ZIP have any violations in the past 5 years.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,357
Population
14
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (14)
Milwaukee Waterworks
Surface water 626,000 people served
0 violations
Lead tested: 5.3 ppb (limit: 15 ppb) ✓
West Allis Waterworks
Purchased surface water 63,240 people served
0 violations
Lead tested: 2.4 ppb (limit: 15 ppb) ✓
Mayfair Mall
Groundwater 50,500 people served
0 violations
Wauwatosa Waterworks
Purchased surface water 49,064 people served
0 violations
Lead tested: 8.4 ppb (limit: 15 ppb) ✓
Alpine Valley Music Theater
Groundwater 2,888 people served
0 violations
Autumn Grove Mall
Groundwater 295 people served
0 violations
North Star Drive In
Groundwater 250 people served
0 violations
Park Plaza
Groundwater 200 people served
0 violations
We Energies 4 - Windsor Estates
Purchased groundwater 120 people served
0 violations
We Energies Delafield Service Center
Groundwater 100 people served
0 violations
Lead tested: 4 ppb (limit: 15 ppb) ✓
Clark Oil Stn #805 Silver Spring Dr
Groundwater 56 people served
0 violations
We Energies Water-Thiensville
Purchased surface water 50 people served
0 violations
Neverland Resort
Groundwater 25 people served
0 violations
Oakwood Discovery Stage
Groundwater 9 people served
0 violations
Lead & Copper Levels
Lead (Pb)
Within limit4 ppb measured
Action level: 15 ppb
Sampled: Jun 2025
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.