South Milwaukee Waterworks, WI Water Quality
Is South Milwaukee Waterworks's water safe to drink?
South Milwaukee Waterworks's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 21,340, over 7,903 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, South Milwaukee Waterworks ranks 9,849th by violation burden (24th percentile) - 27 violations total, 0 health-based.
How South Milwaukee Waterworks compares within WI
South Milwaukee Waterworks's 0 health-based violations sit within the WI average of 5.4, across 259 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for South Milwaukee Waterworks is from 2023-01-06. Last reported to EPA: 05/29/2026.
What this data is and is not
Everything on this page is South Milwaukee Waterworks's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 0 health-based violations on file for South Milwaukee Waterworks - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.