Harris County Boundary Mapped Floodplains – Areas delineated on a Federal Emergency Management Agency Flood Insurance Rate Map (FIRM or floodplain map) that are at risk for flooding from a bayou, creek or other waterway overflowing its banks during certain rainfall or storm-related events.
The Flood Education Mapping Tool includes regularly-updated floodplain information from the FIRM for Harris County, interactive legend options, a simple map display and easy map navigation.
Users can only select one of the following map view options at a time: Mapped Floodplains, Watersheds (color-coded) and Ponding. The Mapped Floodplains legend option displays the Floodway, 1% (100-year) Floodplain, 0.2% (500-year) …
The Harris County Flood Control District encourages all residents to have flood insurance. To learn if your structure is located in a mapped 1 percent (100-year), 0.2 percent (500-year) or coastal floodplain, visit FEMA’s online Map Service Center at www.msc.FEMA.gov.
Harris County Flood Control District Bond Program - Disclaimer In August 2018, Harris County Commissioners Court approved a list of flood risk reduction projects that would meet the goal of the 2018 bond election.
This map shows the Conditional Letter of Map Revision (CLOMR) that was approved by FEMA for Project Brays. It represents an estimate of the revised 1% floodplain as a result of the proposed project and is not to be used as an official map for floodplain determinations or for setting insurance rates. The map is subject to change based on ...