Overland Park, KS Environmental Rules: Flood Zones (2026)

430(A), and that no person, firm, corporation or unit of government may initiate development or a substantial improvement without first obtaining a separate permit for each structure. Subsection B designates the Director of Planning and Development Services (or a designee) as the "Floodplain Administrator," whose duties under subsection C include reviewing permit applications for reasonable safety from flooding, confirming other required federal, state or local approvals, reviewing subdivision and manufactured-home-park proposals, notifying adjacent communities and the Kansas Department of Agriculture's Division of Water Resources before any watercourse alteration, and verifying and recording the elevation of the lowest floor of new or substantially improved structures.

Subsection D requires a written application describing the land by lot, block and tract or address, the work proposed, the assessed value and fair market improvement value, whether the site sits in flood fringe or floodway, the existing base flood elevation and the proposed development's elevation, plus supporting plans, specifications and, within the Special Flood Hazard Area, floor elevation certification. 490 require a public hearing with at least 20 days' published notice and a copy sent to the FEMA Region VII office, keeping the code compliant with National Flood Insurance Program regulations.