Environmental Rules in McCracken County, KY (2026)
4 rules for unincorporated McCracken County, Kentucky.
Verified from official government sources
Stormwater Management
Every new development in unincorporated McCracken County must provide properly sized stormwater conveyance and, where needed, on- or off-site management facilities holding runoff to pre-development levels, designed to a 25-year storm for conveyance and checked against the 100-year storm so water never overtops county roads.
Stormwater Management Rules, McCracken County
Some RestrictionsMcCracken County Code §§ 150.087(A), 150.088
§ 150.087 STORM WATER CONVEYANCE AND MANAGEMENT FACILITIES REQUIRED. ... (A) All development occurring within the county shall provide for properly sized storm water conveyance facilities and shall contain on-site, or provide off-site, storm water management facilities capable of controlling increased runoff relative to its predeveloped condition. ... § 150.088 STORM WATER CONVEYANCE FACILITI...
Erosion Control
Development plans in unincorporated McCracken County must address erosion and sediment before a subdivision plat or permit is approved, and stormwater conveyance designs must include temporary and permanent erosion-control measures for open channels and any land stripped of vegetation, per Chapter 150's storm water subchapter.
Erosion Control Requirements, McCracken County
Some RestrictionsMcCracken County Code §§ 150.087(A), 150.089
§ 150.087 STORM WATER CONVEYANCE AND MANAGEMENT FACILITIES REQUIRED. (A) ... Unless included in exemptions listed herein, no application for a final plan of subdivision shall be approved unless it includes a plan describing the manner in which storm water runoff erosion and sediment resulting from the development will be controlled or managed or a documented request for a waiver thereof. ... § ...
Flood Zones
Any construction or land-disturbing activity in a mapped special flood hazard area of unincorporated McCracken County, Kentucky requires a development permit from the Floodplain Administrator before work begins. Fiscal Court's Chapter 171 covers new construction, substantial improvements, fill, and manufactured home placement. Applicants submit site plans showing elevations and drainage; violators face a misdemeanor civil offense and fines starting at $1,000 per day.
McCracken County Floodplain Development Permit
Significant RestrictionsMcCracken County Code §§ 171.05, 171.99
§ 171.05 ESTABLISHMENT OF DEVELOPMENT PERMIT. ... (A) A development permit shall be required in conformance with the provision of this chapter prior to the commencement of any development activities in the special flood hazard areas (SFHA). See § 171.26 for instructions and explanation. (B) Application for a development permit shall be made on forms furnished by the Floodplain Administrator. .....
Flood Elevation Requirements
New and substantially improved residential structures in unincorporated McCracken County's special flood hazard areas must have their lowest floor, including basement mechanical equipment, elevated at least one foot above the base flood elevation. Nonresidential buildings may instead be floodproofed watertight to that same one-foot mark. Manufactured homes and other new construction in AO, A, A1-30, AH and AE zones face the identical elevation floor under Chapter 171.
McCracken County Flood Elevation Freeboard Rule
Significant RestrictionsMcCracken County Code § 171.41
§ 171.41 SPECIFIC STANDARDS. ... In all special flood hazard areas where base flood elevation data have been provided, as set forth in § 171.04, the following provisions are required. (A) Residential construction. New construction or substantial improvement of any residential structure (or manufactured home) shall have the lowest floor, including basement mechanical equipment and ductwork eleva...
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