How Overland Park Handles Environmental Rules: A Practical Guide

Overland Park maintains 111 local ordinances across all categories, and 5 of those deal specifically with environmental rules. Here is a breakdown of what the city actually requires, what is prohibited, and where Overland Park falls on the strict-to-permissive spectrum compared to other cities.

Grading & Drainage

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.

Key details: Permit: Land disturbance permit required. Exemption ceiling: Under 1 acre, 3 feet, 50 yards. Drainage standard: KC-APWA Section 5600, adopted by reference. Lot grading slope: 2.5 percent toward storm sewer. Building freeboard: 1 foot above 1% storm gradeline.

Working without a required permit draws a stop work order. The city may correct grading and drainage defects and assess costs against the permit, or as a lien on the parcel.

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.

Key details: MS4 permit: M-MO28-SU01, NPDES KSR410026. Permit term: January 2024 to December 2026. Treatment threshold: One acre of land disturbance. Redevelopment trigger: 5,000 square feet new impervious. Design manual: MARC and APWA BMP manual.

The city issues stop work orders, refuses inspections and abates at the owner's expense. Unpaid costs are certified to the County Clerk as a special assessment against the parcel.

This is not one of those rules that cities tend to ignore. Overland Park actively enforces its stormwater management requirements.

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.

Key details: Coastal program: None; Kansas is landlocked. Freeboard: 2 feet above base flood elevation. Floodplain Administrator: Planning and Development Services Director. FIRM adopted: August 3, 2009. Floodway rule: No increase in base flood elevation.

Floodplain violations are misdemeanors under OPMC 18.100.110: fines up to $500, imprisonment up to six months, each day a separate offense, plus injunction and abatement suits.

Compared to other cities, Overland Park takes a harder line on coastal development. The enforcement and penalty structure reflects that.

Erosion Control

OPMC 16.200 reaches all clearing, grading, filling and excavating citywide. Permitted sites file a site-specific erosion and sediment control plan sealed by a professional engineer, landscape architect or Certified Professional in Erosion and Sediment Control.

Key details: Scope: All land disturbance, permit or not. Routine inspection: Every 14 days minimum. Rain trigger: 0.5 inches of rainfall. Plan preparer: Engineer, landscape architect or CPESC. Surety threshold: One acre or more disturbed.

The Director refuses inspections, serves notices of violation and stop work orders, and abates at the owner's cost. Unpaid abatement becomes a lien and special assessment certified to Johnson County.

This is one of the stricter rules in Overland Park's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.

Flood Zones

Overland Park participates in FEMA's National Flood Insurance Program and strictly regulates development in flood-prone areas. The city provides an interactive floodplain map. Structures in flood zones must be elevated above the Base Flood Elevation.

Key details: NFIP: City participates in National Flood Insurance Program. Online Map: Interactive floodplain map available. Elevation: Must meet BFE in flood zones. Contact: Engineer of the Day: 913-895-6223. Insurance: Required for federally backed mortgages.

Building in flood zones without proper permits and elevation certificates can result in stop-work orders, fines, and increased flood insurance premiums.

This is one of the stricter rules in Overland Park's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.

The Bottom Line

Overland Park is tougher than many cities when it comes to environmental rules. Out of the 5 rules covered here, 4 are rated strict. If you are a homeowner, renter, or business owner in Overland Park, take the time to understand these requirements before they become a problem. Most violations come with fines, and some repeat violations can escalate.

These rules come from Overland Park's publicly available municipal code. For complete penalty schedules, exemption details, and answers to common questions, see the individual ordinance pages throughout this guide.