A. The Floodway Fringe (FF) shall be that area of the one-hundred-year floodplain not included in the floodway. The basis for the outermost boundary of this area shall be one-hundred-year-flood elevations contained in the flood profiles provided in the FIS. Where elevation information is not provided in the FIS, such information provided in any other available federal, state or other acceptable source should be used. The same uses as in the Floodway (FW) shall be permitted in the Floodway Fringe (FF).