DrinkingWaterCheck

Is ASHWAUBENON WATERWORKS's water safe to drink?

ASHWAUBENON WATERWORKS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 17,730 people through 6,566 service connections.

Ranked against every other system in this dataset

18 total violations and 17 health-based ones put ASHWAUBENON WATERWORKS at the 91th percentile nationally for violation burden, rank 1,114 of 12,903.

Against the WI average

WI's 202 covered systems average 3.6 health-based violations each; ASHWAUBENON WATERWORKS carries 17, more than typical for the state. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

ASHWAUBENON WATERWORKS's most recent violation on record is dated 2025-01-09, with the most recent health-based one dated 2001-01-01. Last reported to EPA: 05/29/2026.

The concern categories on record

ASHWAUBENON WATERWORKS's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:

The most severe category on record is radionuclides, which points toward a reverse osmosis-class filter if you want to address it directly.

What ASHWAUBENON WATERWORKS's record does not cover

ASHWAUBENON 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. This record - 17 health-based violations on file for ASHWAUBENON 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.