West Allis Waterworks, WI Water Quality
Is West Allis Waterworks's water safe to drink?
West Allis 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: 63,240, over 23,422 connections.
West Allis Waterworks's record against the rest of the country
6 total violations and 0 health-based ones put West Allis Waterworks at the 15th percentile nationally for violation burden, rank 10,909 of 12,903.
Against the WI average
West Allis Waterworks's 0 health-based violations sit within the WI average of 5.4, across 259 systems statewide. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
West Allis Waterworks's most recent violation on record is dated 2014-01-10. Last reported to EPA: 05/29/2026.
What West Allis Waterworks's record does not cover
This is what West Allis Waterworks reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. This record - 0 health-based violations on file for West Allis 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.