§ 152.03 BASE FLOOD ELEVATION.
   (A)   This code’s protection standard is the base flood.
   (B)   The best available base flood data are listed below.
   (C)   Whenever a party disagrees with the best available data, the party shall finance the detailed engineering study needed to replace the existing data with better data and submit it to the FEMA and IDNR/OWR for approval prior to any development of the site.
      (1)   The base flood elevation for the floodplains of Lake Creek and Shakerag Tributary shall be as delineated on the 100-year flood profiles in the county-wide flood insurance study of the county prepared by the Federal Emergency Management Agency and dated August 4, 2008.
      (2)   The base flood elevation for each floodplain delineated as an AH Zone or AO Zone shall be that elevation (or depth) delineated on the county-wide flood insurance rate map of the county.
      (3)   The base flood elevation for each of the remaining floodplains delineated as an A Zone on the flood insurance rate map of the county shall be according to the best data available from federal, state or local sources. Should no other data exist, an engineering study must be financed by the applicant to determine base flood elevations.
      (4)   The base flood elevation for the floodplains of those parts of unincorporated county that are within the extraterritorial jurisdiction of the city or that may be annexed into the city, shall be delineated on the 100-year flood profiles in the flood insurance study of the county prepared by the Federal Emergency Management Agency and dated August 4, 2008.
(1999 Code, § 15-1-3)