0
Low
Tsunami Risk in San Antonio, TX
Risk Level: Low — Score 0/10
FEMA: 0Historical: 10
Key Risk Factors
- Frequent historical activity recorded in proximity
- Active in the last 12 months (10 events)
- Largest recent event exposed 2,074,681 people
Last significant event: Tsunami (Pacific Ocean - Local) - Mindanao Philippines - 7.4 (2025-10-10) — 1,148,600 people exposed
Highest Risk Cities for Tsunamis
San Antonio is not in the top 10 for tsunami risk among tracked cities.
How San Antonio Compares
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Notable Tsunami Events Near San Antonio
Tsunami (Pacific Ocean - Local) - Tonga - 7.1
March 29, 2025 — ADVISORY
2,074,681 people exposed; $318,833M capital exposed
Tsunami (Pacific Ocean - Local) - Mindanao Philippines - 7.4
October 9, 2025 — ADVISORY
1,148,600 people exposed; $47,953M capital exposed
Tsunami (Pacific Ocean - Local) - Taiwan - 7.5
April 1, 2024 — ADVISORY
1,043,380 people exposed; $47,777M capital exposed
Tsunami (Pacific Ocean - Local) - Vanuatu - 7.3
December 16, 2024 — ADVISORY
500,322 people exposed; $6,762M capital exposed
Tsunami (Pacific Ocean - Local) - Kyushu Japan - 7.1
August 7, 2024 — ADVISORY
419,163 people exposed; $33,527M capital exposed
Tsunami Preparedness Tips
- 1.Know your evacuation route to higher ground — practice it regularly
- 2.If you feel a strong earthquake near the coast, move inland immediately
- 3.Heed official tsunami warnings and never go to the beach to watch
- 4.Know the natural warning signs — rapid sea level drop, unusual ocean behavior
- 5.Have a go-bag ready with essentials for quick evacuation
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Score: 3/10
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Tornado Risk in San Antonio
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High Wind Risk in San Antonio
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Tsunami Risk in Austin, TX
Score: 0/10
Tsunami Risk in Houston, TX
Score: 0/10
Tsunami Risk in Fort Worth, TX
Score: 0/10
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