The Power of Information

National Drinking Water Database


Chlorate in Iowa


Chlorate is a disinfection byproduct (unregulated chlorine dioxide byproduct), an herbicide and a pollutant from explosives.

The Most Polluted Communities in Iowa

1 water utilities reported detecting Chlorate in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Chlorate level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Ames Water Treatment Plant
Ames, IA
41,7952 of 482.5 ppb
(0 to 170 ppb)

Health Based Limits for Chlorate

There are no health based standards that EWG is using for this chemical

Violation Summary for Chlorate in Iowa

There are no violations reported for this contaminant in Iowa