Ohio Revised Code Title XV. Conservation of Natural Resources § 1521.36

(A) An owner of real property that is located outside the geographic area established under section 1521.28 of the Revised Code with respect to a permit issued under section 1521.29 of the Revised Code may submit a written complaint to the permittee or to the chief of the division of water resources if both of the following apply:

(B) If the chief receives the written complaint submitted under division (A) of this section, upon receipt the chief shall send the permittee a copy of the complaint. If the permittee receives the written complaint, upon receipt the permittee shall send the chief a copy of the complaint.

(C) The chief shall investigate the complaint. Upon completion of the investigation, the chief shall send the results of the investigation to the permittee and to the owner that submitted the complaint.

(D) The owner that submitted the complaint may resolve the diminution or interruption of the owner's water supply with the permittee or may commence a civil action for that purpose.