What's in HARTFORD WATERWORKS's water?
HARTFORD 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 15,805 people through 5,853 service connections.
HARTFORD WATERWORKS's record against the rest of the country
53 total violations and 2 health-based ones put HARTFORD WATERWORKS at the 54th percentile nationally for violation burden, rank 5,902 of 12,903.
How HARTFORD WATERWORKS compares within WI
WI's 202 covered systems average 3.6 health-based violations each; HARTFORD WATERWORKS carries 2, not more than typical for the state. 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 HARTFORD WATERWORKS is from 2005-01-07 (health-based: 2005-01-07). Last reported to EPA: 05/29/2026.
What kind of problem, specifically
HARTFORD 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:
- Nitrate / nitrite - flagged from: Nitrate
- Synthetic organic chemicals / pesticides / VOCs - flagged from: Vinyl chloride
The most severe category on record is nitrate / nitrite, which points toward a reverse osmosis-class filter if you want to address it directly.
What this data is and is not
HARTFORD 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 - 2 health-based violations on file for HARTFORD 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.