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Find out more information about the flood hazard map for Pima County residents.
Jan 22, 2024 · Flood maps show how likely it is for an area to flood. Any place with a 1% chance or higher chance of experiencing a flood each year is considered to have a high risk. Those areas have at least a one-in-four chance of flooding during a 30-year mortgage.
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Where can I find floodplain information in Pima County?
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What is a special flood hazard area (SFHA)?
May 7, 2024 · FEMA flood plain information for properties in Pima County is at Digital Flood Insurance Rate Maps . The website is maintained by the Pima County Regional Flood Control District and reflects FEMA flood plain and floodway studies.
Mar 16, 2023 · Areas with a 1% annual chance of flooding and a 26% chance of flooding over the life of a 30‐year mortgage. Because detailed analyses are not performed for such areas; no depths or base flood elevations are shown within these zones.
SFHAs are SFHA are defined as the area that will be inundated by the flood event having a 1% chance of being equaled or exceeded in any given year. Areas between the 1% and 0.2% annual-chance (500-year) floodplain boundaries are termed areas of moderate flood hazard.
FEMA OFAs are shown on FIRMs and could be one of four types of floodplain: areas of 0.2% annual chance flood (500-year flood); areas of 1% annual chance flood with average depths of less than 1 foot or with drainage areas less than 1 square mile; and areas protected by levees from 1% annual chance flood.