Flood Risk in Mesa, AZ
Risk Level: Extreme — Score 9/10
Live Flood alert status near Mesa
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Live flood map around Mesa
Shows flood warnings and events that are active right now, refreshed through the day. When none are active, the map is empty by design.
Key Risk Factors
- FEMA rates Mesa's county as Very High risk for this hazard
- Estimated annual loss of $1,120M from this hazard type
- Extensive history of significant events in this area
- High recent activity — multiple events in the 12 months to Aug 9, 2026
- Average annual frequency: 8.5 events per year
Peak season: March-September
Last significant event: Flood - Phoenix--Mesa, AZ Region, United States (2023-03-04)
Highest Risk Cities for Floods
How Mesa Compares
Notable Flood Events Near Mesa
DisasterAWARE's historical archive records 5 notable flood events near Mesa, ranked below by impact. The most impactful: Flood - Phoenix--Mesa, AZ Region, United States (March 2023).
Flood - Phoenix--Mesa, AZ Region, United States
March 4, 2023 — WARNING
Impact data not available
Flood - Phoenix--Mesa, AZ Region, United States
July 18, 2022 — WARNING
Impact data not available
Flood - Phoenix--Mesa, AZ Region, United States
July 14, 2022 — WARNING
Impact data not available
Flood - Phoenix--Mesa, AZ Region, United States
April 16, 2022 — WARNING
Impact data not available
Flood - Phoenix--Mesa, AZ Region, United States
February 23, 2020 — 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
How this data is built
Mesa, 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.
The data behind this page
Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.
Monitor Flood Risk in Real Time
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