DrinkingWaterCheck

HAWARDEN WATER SUPPLY: EPA violation history, explained

HAWARDEN WATER SUPPLY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 2,700 people through 1,058 service connections.

How this compares nationally

31 total violations and 4 health-based ones put HAWARDEN WATER SUPPLY at the 68th percentile nationally for violation burden, rank 4,105 of 12,903.

How HAWARDEN WATER SUPPLY compares within IA

Among the 203 IA systems in this dataset, the average is 3.5 health-based violations - HAWARDEN WATER SUPPLY's 4 is above 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 HAWARDEN WATER SUPPLY is from 2018-01-08 (health-based: 1999-01-05). Last reported to EPA: 06/17/2026.

What kind of problem, specifically

HAWARDEN WATER SUPPLY'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 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

Everything on this page is HAWARDEN WATER SUPPLY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 31 logged violations can see. The guide to what this data misses covers that gap.