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, ( I <br /> 411 storage capacity <br /> shall be determined <br /> by analysis of the <br /> runoff from the <br /> entire developed <br /> wetland drainage <br /> district resulting <br /> from both the two- <br /> year and 100-year "flood storage capacity standard" <br /> frequency, 24-hour <br /> S C S Type 1 Intent: - To provide a specific <br /> distribution storms. standard for evaluation of flood <br /> storage capacity impacts. <br /> 2. Total filling ohall Justification: The provision for <br /> not cause the total protection of flood storage <br /> natural phoophorua capacity is similar to the existing <br /> stripping capacity, Ordinance language. The specified <br /> ea established in storm event for evaluation of <br /> the Ramey Soil and storage capacity was selected to be <br /> Water Con3crnation consistent with the Surface Water <br /> District report or Drainage Management and Development <br /> fl3 amended per Control Ordinance, and the Flood <br /> provisions of this Plain Zoning Ordinance. <br /> • Chapter, of the <br /> wetland to fall <br /> belrephestheEtte "Subdivision 3A2" <br /> production of the <br /> wetland drainage Intent: To provide a better <br /> district for its evaluation method by which water <br /> projected quality impacts can be evaluated. <br /> development. An <br /> alteration shall not Background: The value of wetlands <br /> reduce the existing in the enhancement of water quality <br /> water quality has been recognized for several <br /> enhancement value of years. The mechanism by which <br /> a wetland under we-tends—enhance water quality, <br /> conditions of however, has only recently been <br /> u 1 t i m a t e partially understood. With each <br /> development, during increase in the understanding of. <br /> both the 2-year and wetland water quality function, <br /> 100-year frequency, have come improvements in the <br /> 24-hour SCS Type 1 precision and accuracy of the <br /> distribution storms. models designed to predict the <br /> Water quality enhancement value of wetlands with <br /> enhancement value of respect to water quality. Since <br /> a wetland shall be the wetland water quality <br /> • determined using enhancement mechanisms are still <br /> not fully understood, existing <br /> 2362161/WZO.WP/PLS 17 <br />