Flood Risk Tools

The Flood Risk Tools suite brings together a curated assortment of flood hazard awareness tools and resources designed for public works professionals, emergency managers, engineers, and other decision makers. By leveraging trusted, readily available data and guidance, the site helps users better understand flood risk across planning, preparedness, and response. At its core, the Risk Awareness Dashboard (RAD) delivers tailored, location-specific insights and resources to support informed, real-time decisions during flooding events.

FEMA Flood Map Services Center

This is the official public flood hazard information produced for NFIP.

Letter of Map Change Process

This tool is available to request that FEMA change their flood maps. This tool allows you to remove or administratively remove a property/structure from the regulatory floodplain.

LOMR-Letter of Map Revision: change the flood maps (development), must conduct an engineering study
LOMA-Letter of Map Amendment: administratively remove a home or business from the floodplain. Requires an elevation certificate that shows the lowest adjacent grade of structure is above the base flood elevation. A standard boundary survey doesn't include an elevation certificate.

Draft Floodplain Mapping Viewer

This is a Paragraph. Click on "Edit Text" or double click on the text box to edit the content and make sure to add any relevant information that you want to share with your visitors.

Estimated Base Flood Elevation Viewer

This tool displays flood data to expand local risk awareness. The website displays non-regulatory 10, 100 and 500 year flood maps. This report produced by the estBFE Viewer includes 3 informational areas to provide the estimated flood hazard information intended to support individual and community decision making.

Floodplain Prioritization Tool (FPPT)

The Trinity Floodplain Prioritization Tool is designed to help identify key opportunities for floodplain protection and restoration in the Trinty River Basin.

Flood Decision Support Toolbox

This tool presents the past, current, and future inundation estimates.

Historic Flooding Data

This website is a one stop shop for different historic flooding data, including flood claims under the National Flood Insurance Program (NFIP) and disaster related Individual Assistance (IA) claims.

Texas State Flood Plan

This report ranks all recommended flood mitigation projects and is updated every 5 years.

National Risk Awareness Tool

Ready is a national public service campaign designed to educate and empower the American people to prepare for, respond to and mitigate emergencies and disasters.