Floodplain Maps

Know Your Flood Risk

The city has been working in conjunction with Fort Bend County, Harris County, and FEMA to update the official FEMA Flood Insurance Rate Maps (FIRMs). Updated maps for Fort Bend County are effective as of April 2, 2014. See below the list of new maps:

• Map Number 48157C0280L (PDF)
• Map Number 48157C0285L (PDF)
• Map Number 48157C0290L (PDF)
• Map Number 48157C0295L (PDF)
• Map Number 48157C0315L (PDF)
• Map Number 48157C0435L (PDF)
• Map Number 48157C0455L (PDF)
• Map Index (PDF)
• Flood Insurance Study (PDF)

Information related to new Letter of Map Changes (PDF)

Existing Harris County FIRMs and updated FIS (effective June 9, 2014) are available. See below the list of maps:

FIRMs

• Map Number 48201C0845L (PDF)
• Map Number 48201C0985L (PDF)
• Map Number 48201CIND0B (PDF)

 FIS

• Map Number 48201CV001C (PDF)
• Map Number 48201CV002B (PDF)
• Map Number 48201CV003C (PDF)
• Map Number 48201CV004A (PDF)
• Map Number 48201CV005B (PDF)
• Map Number 48201CV006B (PDF)
• Map Number 48201CV007C (PDF)
• Map Number 48201CV008C (PDF)

Maps & Information

For flood-related information outside of the city limits, please contact your local floodplain administrator. An alternate way to view floodplain maps in your area is to go to the city’s Interactive Floodplain Map.

In addition, the FEMA website is a comprehensive source for the latest information on floodplain maps and Letters of Map Corrections (PDF) (LOMC).

Resources

• FEMA Issued Flood Maps for Fort Bend County - Missouri City
• FEMA Map Service Center