DisasterAWARE
9
Extreme

flood Flood Risk in Tucson, AZ

Risk Level: Extreme — Score 9/10

FEMA: 9Historical: 10

Live Flood alert status near Tucson

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Live flood activity around Tucson — refreshed throughout the day.

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Key Risk Factors

  • FEMA rates Tucson's county as Very High risk for this hazard
  • Estimated annual loss of $347M from this hazard type
  • Extensive history of significant events in this area
  • High recent activity — multiple events in the last 12 months
  • Average annual frequency: 12.8 events per year

Peak season: March-September

Last significant event: Flood - Tucson, AZ Region, United States (2021-08-11)

Highest Risk Cities for Floods

1
New York, NY
FEMA: 9Historical: 10
2
Los Angeles, CA
FEMA: 9Historical: 10
3
Chicago, IL
FEMA: 9Historical: 10
4
Houston, TX
FEMA: 9Historical: 10
5
Phoenix, AZ
FEMA: 9Historical: 10
6
Philadelphia, PA
FEMA: 9Historical: 10
7
San Antonio, TX
FEMA: 9Historical: 10
8
San Diego, CA
FEMA: 9Historical: 10
9
Dallas, TX
FEMA: 9Historical: 10
10
San Jose, CA
FEMA: 9Historical: 10
Tucson is not in the top 10 for flood risk among tracked cities.

How Tucson Compares

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Notable Flood Events Near Tucson

DisasterAWARE's historical archive records 5 notable flood events near Tucson, ranked below by impact. The most impactful: Flood - Tucson, AZ Region, United States (August 2021).

Flood - Tucson, AZ Region, United States

August 10, 2021 — WARNING

Impact data not available

Flood - Tucson, AZ Region, United States

July 26, 2021 — WARNING

Impact data not available

Flood - Tucson, AZ Region, United States

July 14, 2021 — WARNING

Impact data not available

Flood - Tucson, AZ Region, United States

July 13, 2019 — WARNING

Impact data not available

Flood - Tucson, AZ Region, United States

July 13, 2019 — 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

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Extreme Heat Risk in Tucson
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Drought Risk in Tucson
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High Wind Risk in Tucson
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How this data is built

Tucson, AZ flood risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live flood monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.

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