SAUK CITY WATERWORKS: EPA violation history, explained

SAUK CITY 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: 3,518, over 1,545 connections.

How this compares nationally

SAUK CITY WATERWORKS has 5 violations on record in total, 0 of thems health-based - ranking it 11,217th of 12,903 systems by violation count, the 13th percentile nationally.

How SAUK CITY WATERWORKS compares within WI

Among the 202 WI systems in this dataset, the average is 3.6 health-based violations - SAUK CITY WATERWORKS's 0 is at or below that. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for SAUK CITY WATERWORKS is from 2024-01-07. Last reported to EPA: 05/29/2026.

What this data is and is not

SAUK CITY WATERWORKS's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Between the utility's meter and SAUK CITY WATERWORKS's customers' taps is household plumbing, invisible to a system-level record ranked 11,217th of 12,903 by violation count. The guide to what this data misses covers that gap.