Stormwater Management

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Stormwater management routes water through the City in a way that prevents flooding and protects water quality.

Water Quality Protection
To reduce pollution in urban streams, the Environmental Protection Agency (EPA) expanded the Clean Water Act requiring municipalities to remove pollutants and protect water quality stormwater systems. 

Issued by the State of Kansas, the National Pollutant Discharge Elimination System (NPDES) Permit requires the City to follow minimum control measures:

Flood Control
The City of Olathe commissioned a study to examine flooding issues throughout the City that were identified as part of the FEMA flood plain map update. 

Watershed Preferred Alternatives Study

Floodplain maps identify areas of existing and potential flood risk zones and provide resources to help property owners determine if flood insurance is required.

FEMA Flood Plain Map

Flood Preparation and Safety

Stormwater System Management
The City Stormwater Maintenance Crew provides the following services to maintain the stormwater system.

Request Stream or Stormwater Maintenance at OlatheConnect.

  • Pipe repair and replacement.
  • Culvert cleaning and repair.
  • Inlet cleaning, inspection, and repair.
  • Stream corridor inspection, blockage removal.
  • Streambank stabilization.
  • Street sweeping.

Additional Resources


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