Okla. Stat. tit. 82, § 1607
The floodplain boards shall delineate and submit to the Oklahoma Water Resources Board all floodplain definitions and one-hundred-year flood elevations within their respective area of jurisdiction, using methods consistent with the criteria and rules developed by the Board.
Laws 1980, HB 1094, c. 179, § 7, emerg. eff. May 13, 1980; Amended by Laws 2002, HB 2228, c. 46, § 7, eff. November 1, 2002 (superseded document available).