Fluoridation is the adjustment of the fluoride concentration in drinking water to prevent tooth decay in the population served by the water system. In Iowa the optimum concentration is 1.0 mg/L (ppm).
The Fluoridation Program is responsible for:
The Fluoridation Program maintains a searchable database of the fluoride status of Iowa public water systems at: http://www.idph.state.ia.us/hpcdp/fluoride_search.asp
Documents denoted by are available in Portable Document Format (.pdf).