Okla. Stat. tit. 82, § 1606
The Oklahoma Water Resources Board shall develop, adopt and promulgate criteria and rules for aiding the floodplain boards in the establishment and delineation of the floodplains and the one-hundred-year flood elevations for Oklahoma.
Added by Laws 1980, HB 1094, c. 179, § 6, emerg. eff. May 13, 1980; Amended by Laws 2002, HB 2228, c. 46, § 6, eff. November 1, 2002 (superseded document available).