1. “Board” means the Oklahoma Water Resources Board;

2. “Dam” means any artificial barrier, together with appurtenant works, which does or may impound or divert water;

3. “Gully plug” means any grade stabilization structure that has less than five (5) acre-feet of water storage available below the principal spillway elevation and less than fifty (50) acre-feet of storage volume below the emergency spillway elevation;

4. “Owner” means any person who, jointly or severally, owns, controls, maintains, manages, or proposes to construct a dam or reservoir, and includes but is not limited to those persons shown by records of the county registrar of deeds in the county where the dam or reservoir lies to have some interest, by fee, easement, mortgage or otherwise, in the land on which the dam and lake lie, and may also include but is not limited to those persons who may derive a direct pecuniary benefit from the existence of the lake; and

5. “Person” means any individual, firm, partnership, association, corporation, any trust formed for the benefit of an individual, business or any public entity, federal agency, the State of Oklahoma and any political subdivision thereof, municipalities, and any other legal entity.