Any person, firm, limited liability company, corporation, or municipality having jurisdiction over a municipal water supply, whether publicly or privately owned or operated, shall control the quantities of fluoride in the water so as to maintain a minimum fluoride content prescribed by the South Dakota Department of Agriculture and Natural Resources. Source: SL 1969, ch 112 ; SL 1986, ch 295 , § 1; SL 1994, ch 351 , § 63; SL 2021, ch 1 (Ex. Ord. 21-3 ), § 14, eff. Apr. 19, 2021.