As used in this act:

1. 1. "Area of jurisdiction" means:

   1. a. all of the lands within an incorporated town or city, for a municipality,
   2. b. all of the unincorporated areas of the county, for a county, or
   3. c. all property owned or operated by the state, for the state;
2. 2. "Board" means the Oklahoma Water Resources Board;
3. 3. "Dwelling unit" means a place of residence and may be a single or multiple-dwelling building;
4. 4. "Flood" or "flooding" means general and temporary conditions of partial or complete inundation of normally dry land areas from the overflow of lakes, streams, rivers or any other inland waters;
5. 5. "Floodplain" means the land adjacent to a body of water which has been or may be covered by flooding, including, but not limited to, the one-hundred-year flood;
6. 6. "Floodplain board" means an administrative and planning board, for floodplain management, of a county, a municipality or the state or the planning commission of a municipality or a county if so designated by the governing body of the municipality or county;
7. 7. "Floodplain regulations" mean the codes, ordinances and other regulations relating to the use of land and construction within the channel and floodplain areas including, but not limited to, zoning ordinances, platting regulations, building codes, housing codes, setback requirements and open area regulations;
8. 8. "Floodway" means the channel of a stream, watercourse or body of water and those portions of floodplains which are reasonably required to carry and discharge the floodwater or floodflow of any river or stream;
9. 9. "One-hundred-year flood" means a flood which has a one percent (1%) chance of occurring each year, based upon the criteria established by the Oklahoma Water Resources Board; and
10. 10. "Program" means the overall national flood insurance program authorized by the National Flood Insurance Act of 1968 (42 U.S.C. 4001-4128) as amended.

Laws 1980, c. 179, § 3, emerg. eff. May 13, 1980.