How do I download FEMA flood maps?

You can also use the address search on the FEMA Flood Map Service Center (MSC) to view the NFHL data or download a FIRMette. Using the “Search All Products” on the MSC, you can download the NFHL data for a County or State in a GIS file format.

Where can I download FEMA shapefiles?

To download data, please visit https://www.fema.gov/national-flood-hazard-layer-nfhl.

How do I find flood zones on Google Maps?

Areas that are likely to be flooded are displayed on the map with a blue overlay. It is also possible to right-click on any location and view the elevation level at that point. If you want to share a Flood Map search you can cut and paste a link to the current map view.

What are the FEMA flood zone codes?

FEMA Flood Zone Designations

• Flood Zone A. Areas subject to inundation by the 1-percent-annual-chance flood event generally determined using approximate methodologies.
• Flood Zone AE, A1-30.
• Flood Zone AH.
• Flood Zone AO.
• Flood Zone AR.
• Flood Zone A99.
• Flood Zone V.
• Flood Zone VE, V1-30.

What is FEMA flood Zone A?

Zone A is the flood insurance rate zone that corresponds to the I-percent annual chance floodplains that are determined in the Flood Insurance Study by approximate methods of analysis. Because detailed hydraulic analyses are not performed for such areas, no Base Flood Elevations or depths are shown within this zone.

What is FEMA Zone A?

Can FEMA change flood maps?

To better reflect the current flood risk conditions, FEMA uses the latest technology to update and issue new flood maps nationwide to aid communities, property owners, and other stakeholders in taking steps to address flood risks.

Are FEMA flood maps accurate?

However, a recent investigation by the Department of Homeland Security’s Inspector General revealed that 58% of all FEMA flood maps are considered inaccurate or out-of-date. Inaccurate and out-of-date flood maps put communities at risk.

Where can I find the FEMA flood map?

FEMA’s GIS flood map services are available through FEMAs GeoPlatform, an ArcGIS Online portal containing a variety of FEMA-related data. To view the NFHL on the FEMA GeoPlatform go to NFHL on FEMA GeoPlatform .

How can I access the national flood hazard layer?

FEMA provides access to the National Flood Hazard Layer (NFHL) through web mapping services. The NFHL is a computer database that contains FEMA’s flood hazard map data. The simplest way for you to access the flood hazard data, including the NFHL, is through FEMAs Map Service Center (MSC).

Where can I find GIS data for flood insurance?

Not all effective Flood Insurance Rate Maps (FIRM) have geographic information system (GIS) data available. To view a list of available county and single-jurisdiction flood study data in GIS format and check the status of the NFHL GIS services please visit the NFHL Status Page.

How is flood mapping important to the NFIP?

Flood mapping is an important part of the National Flood Insurance Program (NFIP), as it is the basis of the NFIP regulations and flood insurance requirements. FEMA’s flood mapping program is called Risk Mapping, Assessment, and Planning, or Risk MAP. FEMA maintains and updates data through flood maps and risk assessments.