Okla. Stat. tit. 52, § 52-318.21: Short title - Seismic Exploration Regulation Act -

Definitions.

A. Sections 318.21 through 318.23 of this title shall be known

and may be cited as the "Seismic Exploration Regulation Act".

B. As used in the Seismic Exploration Regulation Act:

1. "Seismic exploration" means the drilling of seismograph test

holes and use of surface energy sources such as weight drop

equipment, thumpers, hydropulses or vibrators, and any of the

activities associated therewith;

2. "Operator" or "applicant" means a person or entity who is

either the owner of the right to conduct seismic exploration or

acting on behalf of the owner;

3. "Surface estate" means the same as defined in Section 802 of

this title; and

4. "Surface owner" means the owner or owners of record of the

surface estate of the property upon which the seismic exploration is

to occur, based upon the records of the county clerk of the county

within which the surface estate is actually located.