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Explore Hazard Data
9
Extreme

flood Flood Risk in Phoenix, AZ

Risk Level: Extreme — Score 9/10

FEMA: 9Historical: 10

Key Risk Factors

  • FEMA rates Phoenix's county as Very High risk for this hazard
  • Estimated annual loss of $1,120M from this hazard type
  • 176 significant events recorded in proximity since 1950
  • 36 events in the last 12 months indicate ongoing risk
  • Average annual frequency: 8.5 events per year

Peak season: March-September

Last significant event: Flood - Phoenix--Mesa, AZ Region, United States (2022-09-12)

Highest Risk Cities for Floods

1
FEMA: 9Historical: 10
2
FEMA: 9Historical: 10
3
FEMA: 9Historical: 10
4
FEMA: 9Historical: 10
5
Phoenix, AZ
FEMA: 9Historical: 10
6
FEMA: 9Historical: 10
7
FEMA: 9Historical: 10
8
FEMA: 9Historical: 10
9
FEMA: 9Historical: 10
10
FEMA: 9Historical: 10

How Phoenix Compares

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Notable Flood Events Near Phoenix

Flood - Phoenix, Arizona, United States

August 19, 2014 WARNING

Impact data not available

Flood - Phoenix--Mesa, AZ Region, United States

August 18, 2022 WARNING

Impact data not available

Flood - Phoenix--Mesa, AZ Region, United States

July 13, 2021 WARNING

Impact data not available

Flood - Phoenix--Mesa, AZ Region, United States

September 11, 2022 WARNING

Impact data not available

Flood - Phoenix--Mesa, AZ Region, United States

August 12, 2022 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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