9
Extreme
Flood Risk in San Jose, Costa Rica
Risk Level: Extreme — Score 9/10
Risk: 9Historical: 10
Key Risk Factors
- High risk rating for San Jose based on ThinkHazard (River flood)
- 25 events recorded in proximity in recent decades
- 1 event(s) in the last 12 months
- Largest recent event exposed 5,079,760 people
- Significant river or coastal flood exposure
Peak season: March-September
Last significant event: Flood- Costa Rica (2025-07-29) — 5,079,760 people exposed
Highest Risk Cities for Floods
San Jose is not in the top 10 for flood risk among tracked cities.
How San Jose Compares
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Notable Flood Events Near San Jose
Flood- Costa Rica
July 28, 2025 — WARNING
5,079,760 people exposed; $140,172M capital exposed
Flooding/Rain - Costa Rica
August 18, 2013 — WARNING
Impact data not available
Flood - N of Heredia, Heredia, Costa Rica
February 20, 2024 — WARNING
112,000 people exposed; $1,863M capital exposed
Floods - Costa Rica
July 29, 2012 — WARNING
Impact data not available
Floods - Costa Rica
October 16, 2011 — 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
Earthquake Risk in San Jose
Score: 1/10
Wildfire Risk in San Jose
Score: 5/10
Hurricane Risk in San Jose
Score: 1/10
Tornado Risk in San Jose
Score: 0/10
Winter Storm Risk in San Jose
Score: 0/10
Landslide Risk in San Jose
Score: 1/10
Extreme Heat Risk in San Jose
Score: 5/10
Drought Risk in San Jose
Score: 1/10
High Wind Risk in San Jose
Score: 0/10
Tsunami Risk in San Jose
Score: 3/10
Flood Risk in Guatemala City, Guatemala
Score: 9/10
Flood Risk in Bogota, Colombia
Score: 9/10
Flood Risk in Quito, Ecuador
Score: 9/10
Monitor Flood Risk in Real Time
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