Learn more about elevation certificates including how to find an existing certificate, obtain a new certificate, and how to apply for a Letter of Map Amendment using the Elevation Certificate.
View a floodplains map of Maricopa County. The Flood Control District of Maricopa County has made every reasonable effort to obtain and maintain this data as accurately as possible.
Floodplain Delineation Studies identify land areas (floodplains) subject to inundation by a flood that has a one-percent probability of being equaled or exceeded in any given year, also known as a 100-year flood.
Find out what steps should be taken if you've experienced recent flooding. Resources on cleaning and repairing flooded homes can also be found.