Is MUKWONAGO WATERWORKS's water safe to drink?
MUKWONAGO WATERWORKS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 8,190 people get their water from it, across 3,033 connections.
MUKWONAGO WATERWORKS's record against the rest of the country
Out of 12,903 systems in this dataset, MUKWONAGO WATERWORKS ranks 1,215th by violation burden (91th percentile) - 109 violations total, 15 health-baseds.
How MUKWONAGO WATERWORKS compares within
MUKWONAGO WATERWORKS's 15 health-based violations sit above the average of 11.2, across 244 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 MUKWONAGO WATERWORKS is from 2015-01-10 (health-based: 2001-01-01). Last reported to EPA: 05/29/2026.
What kind of problem, specifically
MUKWONAGO 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:
- Radionuclides - flagged from: Combined Radium (-226 and -228); Gross Alpha, Excl. Radon and U
The most severe category on record is radionuclides, which points toward a reverse osmosis-class filter if you want to address it directly.
What this data is and is not
MUKWONAGO 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 MUKWONAGO WATERWORKS's customers' taps is household plumbing, invisible to a system-level record ranked 1,215th of 12,903 by violation count. The guide to what this data misses covers that gap.