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ORDINANCE NO. NS-1951 PAGE SIX AO, AH, A7, A8 and Al6 zones. (2) Ail public utilities and facilities, such as sewer, gas, electrical, and water systems must be located and constructed to minimize or eliminate flood damage. (3) Adequate drainage must be provided to reduce expos- ure to flood hazards, within the AH and AO zones, adequate drainage paths around structures on slopes must be provided to guide floodwaters around and away from proposed structures. SECTION 9: That section 7-26 of the Santa Ana Municipal Code is hereby amended to read as follows: Sec. 7-26. Base flood elevation data. No application for a permit which pertains to a pro- posed new development, including manufactured home parks or subdivisions, greater than fifty (50) lots or five (5) acres, whichever is less, in the A, AO, AH, A7, A8, or Al6 zones shall be reviewed or approved unless base flood elevation data is included in the proposal, or unless such data has been previously provided pursuant to section 7-52. SECTION 10: That section 7-27 of the Santa Ana Municipal Code is hereby amended to read as follows: Sec. 7-27. Records. The executive director of planning and building safety shall: (1) Obtain the elevation (in relation to mean sea level) of the lowest floor (including basement) of all new or substantially improved structures, in the A, AO, AH, A7, A8, or Al6 zones. (2) Obtain, if the structure has been floodproofed, the elevation (in relation to mean sea level) to which the structure was floodproofed; and (3) Maintain a record of all such information to- 'gether with any certificates of floodproofing. Such record shall be maintained for public in- spection and furnished upon request, for the determination of applicable flood insurance risk premium rates within the A, AO, AH, A7, A8, and Al6 zones.