Waunakee Waterworks, WI Water Quality
Is Waunakee Waterworks's water safe to drink?
Waunakee Waterworks's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 14,879 people get their water from it, across 5,510 connections.
How this compares nationally
8 total violations and 0 health-based ones put Waunakee Waterworks at the 18th percentile nationally for violation burden, rank 10,625 of 12,903.
Against the WI average
Waunakee 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
Waunakee Waterworks's most recent violation on record is dated 2024-01-01. Last reported to EPA: 05/29/2026.
What Waunakee Waterworks's record does not cover
Everything on this page is Waunakee Waterworks's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and Waunakee Waterworks's customers' taps is household plumbing, invisible to a system-level record ranked 10,625th of 12,903 by violation count. The guide to what this data misses covers that gap.