DisasterAWARE
Explore Hazard Data
9
Extreme

flood Flood Risk in Houston, TX

Risk Level: Extreme — Score 9/10

FEMA: 9Historical: 10

Key Risk Factors

  • FEMA rates Houston's county as Very High risk for this hazard
  • Estimated annual loss of $1,122M from this hazard type
  • 279 significant events recorded in proximity since 1950
  • 72 events in the last 12 months indicate ongoing risk
  • Average annual frequency: 5.1 events per year

Peak season: March-September

Last significant event: Flood - Houston, TX Region, United States (2021-08-16)

Highest Risk Cities for Floods

1
FEMA: 9Historical: 10
2
FEMA: 9Historical: 10
3
FEMA: 9Historical: 10
4
Houston, TX
FEMA: 9Historical: 10
5
FEMA: 9Historical: 10
6
FEMA: 9Historical: 10
7
FEMA: 9Historical: 10
8
FEMA: 9Historical: 10
9
FEMA: 9Historical: 10
10
FEMA: 9Historical: 10

How Houston Compares

Loading chart...

Notable Flood Events Near Houston

Flood - Texas (Houston), United States

July 11, 2012 WARNING

Impact data not available

Floods - Houston, Texas, United States (Tropical Storm Imelda)

September 20, 2019 WARNING

Impact data not available

Floods -Texas (Houston), United States

January 8, 2012 WARNING

Impact data not available

Flood - Houston, TX Region, United States

August 15, 2021 WARNING

Impact data not available

Flood - Houston, TX Region, United States

August 15, 2021 WARNING

Impact data not available

Flood Preparedness Tips

  • 1.Know if your property is in a flood zone — check FEMA maps
  • 2.Consider flood insurance even if not in a high-risk zone
  • 3.Never drive through flooded roadways — Turn Around, Don’t Drown
  • 4.Move valuables and important documents to upper floors
  • 5.Install sump pumps and check valves in plumbing

Related Pages

Monitor Flood Risk in Real Time

Get real-time flood alerts for Houston, TX and hundreds of other locations with DisasterAWARE's enterprise platform.

Learn More About DisasterAWARE