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Explore Hazard Data
9
Extreme

flood Flood Risk in Los Angeles, CA

Risk Level: Extreme — Score 9/10

FEMA: 9Historical: 10

Key Risk Factors

  • FEMA rates Los Angeles's county as Very High risk for this hazard
  • Estimated annual loss of $2,809M from this hazard type
  • 71 significant events recorded in proximity since 1950
  • 27 events in the last 12 months indicate ongoing risk
  • Average annual frequency: 4.0 events per year

Peak season: March-September

Last significant event: Flood - Los Angeles, California, United States (2026-02-19) — 4,780,000 people exposed

Highest Risk Cities for Floods

1
FEMA: 9Historical: 10
2
Los Angeles, CA
FEMA: 9Historical: 10
3
FEMA: 9Historical: 10
4
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 Los Angeles Compares

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Notable Flood Events Near Los Angeles

Flood - Los Angeles, United States

November 20, 2025 ADVISORY

6,160,000 people exposed; $1,923,805M capital exposed

Flood - Los Angeles County _ nearby coastal/mountain areas, United States

November 20, 2025 WATCH

9,340,000 people exposed; $2,848,317M capital exposed

Flood - Los Angeles--Long Beach--Anaheim, CA Region, United States

February 5, 2024 WARNING

3,210,000 people exposed; $1,028,003M capital exposed

Flood - Los Angeles, California, United States

February 18, 2026 ADVISORY

4,780,000 people exposed; $1,502,787M capital exposed

Flood - Los Angeles--Long Beach--Anaheim, CA Region, United States

March 29, 2024 WARNING

5,250,000 people exposed; $1,650,832M capital exposed

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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