The city of Phoenix participates in the National Flood Insurance Program (NFIP) through the Department of Homeland Security's Federal Emergency Management Agency (FEMA). As a participant of the NFIP, the City has adopted a Floodplain Management Ordinance, which includes mapping and rating of the Special Flood Hazard Areas within the City. The City of Phoenix Floodplain Management provides updated floodplain information and establishes development requirements for projects within the Special Flood Hazard Areas (SFHA). These requirements keep properties from flooding and erosion hazards to a minimum as well as protecting the natural resources within flood prone areas.
City of Phoenix Floodplain Management, 602-262-4960
Elevation Certificates are available on file for properties within Special Flood Hazard Areas (SFHA) at the City of Phoenix Floodplain Management office at 200 W. Washington Street, 5th Floor, Phoenix Arizona 85003-1611.
The following information provides various links to floodplain related topics commonly associated with development in a floodplain within the city of Phoenix. Further information can be found by clicking on the links listed below.
NOTICE: Mandan Street Flood Control Project (February 25, 2019)
Floodplain Determination
Floodplain Clearance Form
FEMA/NFIP Elevation Certificate
Flood Insurance Rate Maps (FIRM) Effective October 16, 2013
Cave Creek Wash "Seven Apartments" (FEMA Case # 15-09-0681P)
Hunter Ridge Condo Phase 1, Units 82-87 and 97-108 (FEMA Case# 15-09-2490A)
Riverwalk Villages Phase III, Lots 82-112 and 115 (FEMA Case# 16-09-1516A)
Sonoran Wash "Collins Creek" (FEMA Case # 15-09-0733P)
Scatter Wash Floodplain Delineation (FEMA Case # 14-09-2027P)
Flood Hazard Mapping
Report a Flood
Elevation Reference Marks
FEMA Forms
FEMA Standard Flood Hazard Determination (Click on the "View / Download / Print" on the destination page to view the determination form.)
Office of Emergency Management: City of Phoenix Hazard Mitigation Plan
2017 Citywide Outreach Letter
Repetitive Loss Letter to Residents Outreach Letter
Floodplain Management Note
Glossary of Terms
City of Phoenix Stormwater Infrastructure Capital Investment Needs (July 2016)
City of Phoenix - Community Rating System (CRS) Information
Frequently asked Questions
User's Guide to Technical Bulletins
FYI - Federal Disaster Assistance and National Flood Insurance
Homeowner Flood Insurance Affordability Act
City Council Report for the Transportation & Infrastructure Subcommittee Revised FIRM
News article for Phoenix Association of Realtors Revised FIRM
Risk MAP Local Region IX Newsletter
Other Links
City of Phoenix Stormwater Policies and Standards Manual
Elevation Certificates
Federal Emergency Management Agency (FEMA)
Floodsmart.gov
Flood Control District of Maricopa County Floodplain Maps
Flood Control District of Maricopa County - Drainage Design Manuals
Rainfall Gauge Information
United States Army Corps of Engineers