Ohio Rev. Code Ann. § 3707.41

Upon the recommendation of the board of health of the city or general health district in which a municipal corporation is located, or, if the powers of such board have been vested in any other officer or board, upon the recommendation of such officer or board, the legislative authority of such municipal corporation may cause plans and estimates to be prepared and acquire by condemnation or otherwise such lands within or without the municipal corporation as are necessary to provide for the proper disposal in a sanitary manner of the sewage, garbage, and waste matters of the municipal corporation.