(A) All development plans show the general drainage patterns of all areas of the . Where the drainage of the does not follow the natural drainage of the , the design the new drainage systems, including swales, ditches, pipes, culverts, detention ponds, lakes or similar devices, to minimize any adverse effect on the proposed and on adjacent and downstream . Stormwater drainage improvements be designed and constructed to minimize erosion and downstream sedimentation, to follow natural drainage where possible, to minimize flooding or standing water conditions, to maintain desirable groundwater conditions and to avoid excessive stormwater discharge. Points of stormwater discharge be within the site unless otherwise approved by the and adjoining .
(B) All , bridges and major culverts be designed according to .
(C) An be reserved on-site by the , or otherwise provided, conforming with the lines of any drainageway into which natural runoff has been diverted. Drainage improvements, where applicable, be designed in accordance with .
(Ord. passed 3-1-2004; Am. Ord. passed 10-13-2005)