(A) A watercourse or drainway shall not be altered or relocated in any way that in the event of a base flood or more frequent flood will alter the flood carrying characteristics of the watercourse or drainway to the detriment of upstream, downstream, or adjacent locations.
(B) No alteration or relocation shall be made until all adjacent communities that may be affected by such action and the Nebraska Department of Natural Resources have been notified and all applicable permits obtained. Evidence of such notification shall be submitted to the Federal Emergency Management Agency.
(Ord. 4293, passed 11-7-2022)