Ord 2020-087/amending Chapter 39 of the SM Code regarding Flood Damage Prevention by providing for enhances flood damage prevention and mitigation standards

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(3) Limit or control alterations to existing watercourses and drainage facilities either within or outside areas of special flood hazard; (4) Control the use of existing or proposed drainage easements such that the easement remains useable for its intended purpose; (5) Limit or prohibit development in areas of special flood hazard; (6) Require compliance with city drainage design guidelines, specifications, and details; (7) Establish drainage easements to control development and limit flood damage; (8) Prohibit dumping of refuse, fill, garbage, grass clippings, brush, waste concrete, or other objectionable material in existing drainage facilities including swales, ditches, storm drains, inlets, watercourses, gutters, or culverts; (9) Regulate or control filling, grading, clearing, dredging, paving, berming, or other earthwork which may increase stormwater runoff, change drainage patterns, or otherwise increase flood hazard, or damage; (10) Control development that is dangerous to health, safety, or property in times of flooding, or which cause increases in flood heights, velocities, or flow rates; (11)Require adequate maintenance by landowner of drainage facilities and watercourses such that they retain their capacity for conveying stormwater. ARTICLE 3. FLOODPLAIN RECLAMATION STANDARDS Sec. 39.049. Purpose, applicability, exceptions and coordination. (a) Purposes. (1) The purpose of this section is to specify standards and procedures for reclamation or alteration of floodplain land consistent with the city's objectives to maintain water quality, preserve natural areas and trees, assure the safety and welfare of its residents with respect to flood hazards, and to implement in part master plan policies relating to environmental quality and open space. (2) It is the intent of the city council that the requirements of this article comply with federal requirements pertaining to the Federal Emergency Management Agency's authority concerning flood hazards and the Corps of Engineer's jurisdiction over waters of the United States, including wetlands under Section 404 of the Clean Water Act.