(A) This chapter’s protection standard is the regulatory flood.
(B) The best available regulatory flood data is listed below. Whenever a party disagrees with the best available data, the party submitting the detailed engineering study needs to replace existing data with better data and submit it to the State Department of Natural Resources for review and approval.
(1) The regulatory flood elevation, floodway and fringe limits for the studied SFHAs of the county shall be as delineated on the 100-year flood profiles in the Flood Insurance Study of St. Joseph County and Incorporated Areas dated 1-6-2011 and the corresponding Flood Insurance Rate Map prepared by the Federal Emergency Management Agency and dated 1-6-2011.
(2) The regulatory flood elevation, floodway and fringe limits for each of the remaining SFHAs delineated as an “A Zone” on the FIRM of St. Joseph County prepared by the Federal Emergency Management Agency and dated 1-6-2011 shall be according to the best data available as provided by the State Department of Natural Resources; provided, the upstream drainage area from the subject site is greater than one square mile.
(3) In the absence of a published FEMA map, or absence of identification on a FEMA map, the regulatory flood elevation, floodway and fringe limits of any watercourse in the community’s known flood-prone areas shall be according to the best data available as provided by the State Department of Natural Resources; provided, the upstream drainage area from the subject site is greater than one square mile.
(Ord. 2010-7, passed 12- -2010)