236.025 Ordinary high water marks. (1) For purposes of ss. 236.15 (1) (ag) and (d) and 236.20 (2) (g), a professional land surveyor may do any of the following: (a) Incorporate into a map, plat, or survey an ordinary high water mark that has been determined by the department of natural resources or otherwise determined pursuant to law.
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(b) Approximate the ordinary high water mark and incorporate that mark into a map, plat, or survey. (2) For purposes of sub. (1) (b), the location of the approximate ordinary high water mark shall be the point on the bank of a navigable stream or on the shore of a lake up to which the presence and action of surface water is so continuous as to leave a distinctive mark by erosion, destruction of terrestrial vegetation, or other easily recognized characteristics. If the approximate location of the ordinary high water mark is difficult to determine, a professional land surveyor may consider other points on the bank or shore for purposes of approximating the location of the ordinary high water mark. (3) For purposes of this section, a map, plat, or survey that shows an approximate ordinary high water mark shall state on its face that the mark is shown for reference only. History: 2013 a. 358.