What's in PORT WASHINGTON WATERWORKS's water?
PORT WASHINGTON 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 12,853 people through 4,760 service connections.
Ranked against every other system in this dataset
17 total violations and 1 health-based ones put PORT WASHINGTON WATERWORKS at the 39th percentile nationally for violation burden, rank 7,897 of 12,903.
How PORT WASHINGTON WATERWORKS compares within WI
Among the 202 WI systems in this dataset, the average is 3.6 health-based violations - PORT WASHINGTON WATERWORKS's 1 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for PORT WASHINGTON WATERWORKS is from 2025-01-10 (health-based: 1991-01-10). Last reported to EPA: 05/29/2026.
What kind of problem, specifically
PORT WASHINGTON 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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
PORT WASHINGTON 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 PORT WASHINGTON WATERWORKS's customers' taps is household plumbing, invisible to a system-level record ranked 7,897th of 12,903 by violation count. The guide to what this data misses covers that gap.