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FEMA Flood Insurance Study

The FEMA Flood Insurance Study (FIS) contains information about historic flooding in Pima County (Volume 1), as well as the background data that goes into creating the FIRMs, such as Floodway Data Tables (Volume 2) and the Floodway Profiles (Volume 3, Volume 4 and Volume 5).  Please also visit the Digital Flood Insurance Rate Maps (DFIRMs) page.

FEMA Flood Insurance Study Documents

Volume 1 - Flooding history, mapping methodology, summary of discharges, etc.
Volume 2 - Floodway Data Table
Volume 3 - Floodway Profiles
Volume 4 - Floodway Profiles
Volume 5 - Floodway Profiles