Ohio Rev. Code § 6109.20
Current with legislation from 2024 received as of August 15, 2024.
If the natural fluoride content of supplied water of a public water system is less than eight-tenths milligrams per liter of water, fluoride shall be added to such water to maintain fluoride content of not less than eight-tenths milligrams per liter of water nor more than one and three-tenths milligrams per liter of water beginning:
R.C. § 6109.20