15.10.070: RIPARIAN CORRIDOR, WETLAND, AND NATURAL SPRING AREAS:
   A.   Riparian corridor, wetland, and natural spring areas shown on the interim and comprehensive use plan maps adopted by reference in section 15.10.030 of this chapter shall be maintained and protected in accordance with this section.
   B.   The provisions of section 21A.34.130 (riparian corridor overlay district) of this code shall apply to the Parley's Historic Nature Park except as follows:
      1.   Except as provided in subsection B3 of this section, there shall be no disturbance of land (trails or development) located within fifty feet (50') of the Parley's Creek annual high water level (AHWL).
      2.   Natural springs and wetlands shall be preserved and protected by twenty five (25) to fifty foot (50') buffer zones, boardwalks, and/or signage, as determined by the mayor or the mayor's designee. When use of boardwalks is not feasible, trails shall be aligned or realigned as needed to avoid encroachment within natural spring and/or wetland buffer zones. If adverse impacts are not reasonably preventable, public use in or near springs and wetlands may be restricted consistent with management strategies set forth in the comprehensive use and management plan.
      3.   Designated Parley's Creek access areas, bridges, and boardwalks may be established, repaired, and maintained subject to applicable provisions of section 21A.34.130 of this code. (Ord. 7-11, 2011)