Flood Maps

In addition to providing flood insurance and reducing flood damages through floodplain management regulations, the NFIP identifies and maps the Nation's floodplains. Mapping flood hazards creates broad-based awareness of the flood hazards and provides the data needed for floodplain management programs and to actuarially rate new construction for flood insurance. 

Please Note: Accuracy of products varies. Vertical datum of BFE conversions is needed from previous maps.

Current Maps

Federal Emergency Management Agency (FEMA) Maps

Federal Flood Insurance Rate maps are available on the FEMA website, in addition to community numbers, and base flood elevations.
FEMA Mapped Floodplains in Yakima County.emf
How to determine if you are in a Flood Hazard Zone:
  1. Go to FEMA's website
  2. Click on Product Catalog
  3. Click FEMA Issued Flood Maps, Latest Available Maps
  4. Sequentially select State, County, and Community.
  5. Click "Get FEMA Issued Flood Maps"
  6. Choose your panel and click the green button
This will show the Flood Hazard Zone Map for the area you have requested. Maps can be printed, just follow the instructions.

Flood Hazard Mapping

The Flood Control Zone District has provided FEMA with scientific data to increase the resolution and accuracy of the flood hazard mapping for:
  • Ahtanum Creek
  • Naches River
  • Wide Hollow Creek