About Flood Control

Who Is The San Diego County Flood Control District And What Do They Do?


The San Diego County Flood Control District (FCD) was first formed in 1966 by an Act of the State Legislature to deal with watershed issues in the Unincorporated County of San Diego, focusing primarily on Flood Control issues. In 1985, the FCD Act was modified to define the FCD boundary as the unincorporated County boundary and include the protection of watercourses, watershed management, and water quality.


The FCD is to provide for the control of the flood and storm waters of the District, and of the flood and storm waters that flow into the District. It is to preserve such waters for beneficial use such as water supply, groundwater percolation, recreation, and environment. It is to protect the land, properties, facilities, and people within the District from damage caused by storm and flood waters. It is to protect, preserve, and restore the watersheds within and without the District. It is to use District property and facilities, when not immediately needed for the control of flood and storm waters, in a manner beneficial to the general public.


The FCD has the legal authority to:

  • Establish Flood Control policy
  • Establish water quality policy
  • Build and maintain recreational facilities within the watercourses of the County of San Diego.
  • Purchase land, obtain easements, and build and maintain facilities for the conveyance of storm and flood waters.
  • Provide flood warning services to the county.
  • Repair and restore affected watersheds within and without the District. ·
  • To regulate the discharge of pollutants into District Facilities.
  • Provide a water supply to county residents without existing service.
  • Operate outside of its jurisdiction to assist with watershed issues within the County of San Diego and in counties and nations with watersheds that drain into the District’s jurisdiction.
  • Make investigations within and without the District to study local watershed issues.