For public flood control projects, the permitting requirements of this section will be considered met if the applicant can demonstrate to IDNR-OWR through hydraulic and hydrologic calculations that the proposed project will not singularly or cumulatively result in increased flood heights outside the project right-of-way or easements for all flood events up to and including the 100-year frequency event.
(Ord. 3187, passed 1-22-19)