Iowa City Water Department is a large public water system in EPA region 07 that provides tap water for the 52240, 52246 zip codes. It has 2 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.
The maximum reported level of 1-butanol was 15 µg/L. The maximum reported level of HAA5 (five regulated haloacetic acids) was 12.3 µg/L. There were 2 contamintants found in the Iowa City Water Department water supply at levels that were above the minimum reporting level. 0 of the contaminants were above the reference level, which means they may pose a risk to human health.