Okla. Stat. tit. 82, § 82-1020.1

As used in Section 1020.1 et seq. of this title:

1. "Groundwater" means fresh water and marginal water under the

surface of the earth regardless of the geologic structure in which

it is standing or moving outside the cut bank of any definite

stream;

2. "Domestic use" means the use of water by a natural

individual or by a family or household for household purposes, for

farm and domestic animals up to the normal grazing capacity of the

land and for the irrigation of land not exceeding a total of three

(3) acres in area for the growing of gardens, orchards and lawns,

and for such other purposes, specified by Board rules, for which de

minimis amounts are used;

3. "Major groundwater basin" shall mean a distinct underground

body of water overlain by contiguous land and having substantially

the same geological and hydrological characteristics and from which

groundwater wells yield at least fifty (50) gallons per minute on

the average basinwide if from a bedrock aquifer and at least one

hundred fifty (150) gallons per minute on the average basinwide if

from an alluvium or alluvium and terrace aquifer, or as otherwise

designated by the Board;

4. "Subbasin" means a subdivision of a major or minor

groundwater basin overlain by contiguous land and having

substantially the same geological and hydrological characteristics

and yield capabilities;

5. "Board" means the Oklahoma Water Resources Board;

Oklahoma Statutes - Title 82. Waters and Water Rights Page 182

6. "Person" means any individual, firm, partnership,

association, corporation, business trust, federal agency, state

agency, the state or any political subdivision thereof,

municipalities, and any other legal entities;

7. "Fresh water" means water which has less than five thousand

(5,000) parts per million total dissolved solids. For the purpose

of Section 1020.1 et seq. of this title all other water is salt

water;

8. "Commercial drilling", "commercial plugging" and "commercial

installation" mean drilling or plugging and installation as a

business, trade or occupation for compensation;

9. "Minor groundwater basin" means a distinct underground body

of water overlain by contiguous land and having substantially the

same geological and hydrological characteristics and which is not a

major groundwater basin; and

10. "Marginal water" means water which has at least five

thousand (5,000) and less than ten thousand (10,000) parts per

million total dissolved solids.