base flood elevation santa ynez firm map

#Base flood elevation santa ynez firm map full

The SFHA is the area where the National Flood Insurance Program's (NFIP's) floodplain management regulations must be enforced and the area where the mandatory purchase of flood insurance applies. The land area covered by the base flood is called the Special Flood Hazard Area (SFHA) on FEMA's maps.

#Base flood elevation santa ynez firm map full

You can follow that link and download those full maps and studies. It's a reasonable standard to insure against, but it is not a guarantee that it will flood only 1 time every 100 years and the flood will look exactly like it does on the maps.īFEs are shown on FEMA's Flood Insurance Rate Maps (FIRMs) and in the Flood Insurance Study (FIS) which are published by the Map Service Center for almost every community. The Base Flood Elevation is a baseline pulled together from historic weather data, local topography, and the best science available at the time. But it could flood less, or more, or many times a year, or not at all. Just in case those terms are new to you, the 1-percent annual chance flood means that, statistically, there's a 1% chance every year that there will be a flood that looks like the one on the FEMA maps.

The base flood is also referred to as the 1-percent annual chance flood or 100-year flood. FEMA defines the Base Flood Elevation (BFE) as the computed elevation to which the flood is anticipated to rise during the base flood.