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Special Flood Hazard Area Definitions: <br />Base Flood: The flood having a one percent chance of being equaled or exceeded in <br />any given year. Also known as the "100 -year" flood. <br />Base Flood Elevation (BFE): The expected elevation of the Base Flood. <br />Development: The act, process or result of developing. As used in sections 9.6705 <br />to 9.6709, any man-made change to improved or unimproved real estate, including <br />but not limited to buildings or other structures, mining dredging, filling, grading, <br />paving, excavation or drilling operation located within the area of special flood <br />hazard. <br />FIRM (Flood Insurance Rate Map): The flood hazard map provided by FEMA and <br />adopted by our community. <br />Flood Insurance Study: The official map on which both the areas of special <br />flood hazards and the risk premium zones applicable to the community has <br />been delineated. . <br />SFHA (Special Flood Hazard Area): The base flood as delineated on the Flood <br />Insurance Rate Map. The SFHA in our community is comprised of Zones A, AE, AO <br />and the floodway. <br />• A: SFHA where no base flood elevation is provided. <br />• AE: SFHA where the base flood elevations are provided. _ <br />• A0: SFHA with sheet flow, ponding, or shallow flooding. Base flood depths <br />(feet above grade) are provided. <br />• Floodway: The channel of a river or other watercourse and the adjacent land <br />areas designated as,a floodway by the Federal Emergency Management <br />Agency. <br />Watercourse: Includes drainage ways within SFHA that are identified on the Flood <br />Insurance Rate Map (FIRM) and drainage ways which convey point source public <br />stormwater. <br />2016 PIDS Manual, Appendix B-2 B-2-1 <br />