Environmental Rules in Overland Park, KS (2026)
5 verified environmental rules for Overland Park, Kansas, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Overland Park holds its own NPDES MS4 permit from KDHE and runs two ordinances: 16.210 requires treatment of runoff from new development and redevelopment, and 15.10.400 requires detention where downstream homes or streets flood.
City-held MS4 permit, treatment ordinance plus detention rules
Heavy RestrictionsOverland Park, Kan., Municipal Code § 16.210.010(A)
The purpose of this Act is to minimize and prevent the discharge of pollutants from developed land into the surface waters of the City by establishing reasonable requirements for the treatment of stormwater runoff from new development and redevelopment activities.
Erosion Control
A land disturbance permit from Planning and Development Services precedes clearing, grading, filling or excavating. The exemption is narrow: under one acre, fill under three feet and 50 cubic yards, no slope steeper than 3:1, and no drainageway obstructed.
Land disturbance permit, then APWA 5600 drainage design
Some RestrictionsOverland Park, Kan., Municipal Code § 18.130.010
A land disturbance permit shall be obtained from the Director of Planning and Development Services prior to commencement of any of the following: Any activity that changes the physical conditions of landform, vegetation and hydrology, creates bare soil, or otherwise may cause erosion or sedimentation.
Coastal Development
Kansas is landlocked, so no coastal program exists anywhere in the state. Development near water in Overland Park runs through FEMA floodplain permits under OPMC 18.360, stream corridor setbacks under 18.365, and Corps Section 404 approval where wetlands are disturbed.
Landlocked city: floodplain permits govern work near water
Heavy RestrictionsOverland Park, Kan., Municipal Code § 18.360.440(A)
No person, firm, corporation, or unit of government shall initiate any development or substantial-improvement or cause the same to be done without first obtaining a separate floodplain development permit for each structure or other development.
Flood Zones
Overland Park requires a floodplain development permit for any construction, substantial improvement or manufactured-home placement in the Special Flood Hazard Area before work begins. The Director of Planning and Development Services, acting as Floodplain Administrator, reviews every application under Chapter 18.360.
Floodplain Development Permit, Overland Park
Significant RestrictionsOverland Park Municipal Code § 18.360.440(A)
A floodplain development permit shall be required for all proposed construction or other development, including the placement of manufactured homes, in the areas described in Section 18.360.430 A. No person, firm, corporation, or unit of government shall initiate any development or substantial-improvement or cause the same to be done without first obtaining a separate floodplain development per...
Flood Elevation Requirements
New construction or substantial improvement in Overland Park's mapped Special Flood Hazard Areas must set the lowest floor at least two feet above Base Flood Elevation, a freeboard cushion above FEMA's minimum, certified by a licensed surveyor or professional engineer under Municipal Code 18.360.450.B.
Overland Park Requires 2-Foot Flood Freeboard
Some RestrictionsOverland Park Municipal Code § 18.360.450.B.1
B. Specific Standards In all areas identified as numbered and unnumbered A zones, AE, and AH Zones (also known as the Special Flood Hazard Areas), where Base Flood Elevation data have been provided, as set forth in Section 18.360.450 A.3., the following provisions are required: 1. Residential Construction New construction or substantial-improvement of any residential structures, including manuf...
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County ordinances apply to unincorporated areas and may supplement Overland Park city rules.
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