A study shall be prepared of the proposed drainage system for the development which details, at a minimum, the following:
(A) The effects of any runoff on other drainage systems;
(B) The ability of the proposed drainage system and affected drainage systems to convey run-off volumes generated by the 100-year storms, as approved by the Town Engineer;
(C) If division (B) above cannot be shown, an on-site detention system to regulate storm water discharge to avoid conveying any additional run-off to the affected drainage system during a ten- to 100-year storm, as approved by the Town Engineer; and
(D) Proposed development flood management plans shall be consistent with floodplain management purposes in the floodplain ordinance (17.068) and in no case shall there be net wetlands loss due to fill or other development activities.