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obstruction, he must first obtain flowage easements from the owners of all land that would be affected by increased levels. In no case, however, may a floodway surcharge exceed one foot. The floodway shall normally be calculated assuming equal encroachment on the floodplain from both sides of the watercourse, unless legally enforceable deed restrictions, limiting development rights, are recorded for the lands needed for the floodway. (e) Flood Hazard Zones, Critical Flood Zones, Coastal High Hazard Zones and flood elevation data may be identified through flood hazard studies and delineated on the Official Flood Hazard Map. A copy.of the Official Flood Hazard Map and supporting data is attached and incorporated by reference into this ordinance (Appendix B). As new or better information becomes available, this ordinance will be amended to incorporate new maps and flood elevations and other data. Current maps and supporting information may be inspected at: Indian River County Administration Building Community Development Division 1840 25th Street Vero Beach, Florida 32960 (f) Sufficient funds have not been available to map the entire land area of Indian River County and perform the engineering studies necessary to identify Flood Hazard Zones, Critical Flood Zones, Coastal High Hazard Zones and Flood Protection Elevations. The standards of this ordi- nance shall also apply to development outside of mapped area, and information submitted by the developer or other- wise available to the Community Development Director shall be used to determine whether the project is within a Flood Hazard Zone as set forth above. SECTION 7 Be Stormwater Management and Flood Pro- tection Permit (Type B) , When a development project is determined to be within a Flood Hazard Zone according to the procedure set forth in Section 7 A (19) (a -f), a Type B Permit shall be required and the project shall be reviewed under the criteria of Section 7 (A) and must meet the following additional crite- ria; (1) Except for those development projects within the 100 -year flood plain along the Indian River, an equal volume of storage capacity must be created for any volume of the regulatory flood that would be displaced by fill or struc- tures. For those development projects within the 100 -year