DisasterAWARE
5
High

tsunami Tsunami Risk in Seoul, South Korea

Risk Level: High — Score 5/10

Risk: 5Historical: 10

Key Risk Factors

  • Moderate risk rating for Seoul based on ThinkHazard (Tsunami)
  • Frequent historical activity recorded in proximity
  • Active in the last 12 months (17 events)
  • Largest recent event exposed 2,074,681 people

Last significant event: Tsunami (Pacific Ocean - Regional) - Mindanao Philippines - 7.8 (2026-06-07) — 667,704 people exposed

Highest Risk Cities for Tsunamis

1
Tokyo, Japan
Risk: 9Historical: 10
2
Shanghai, China
Risk: 9Historical: 10
3
Sydney, Australia
Risk: 9Historical: 10
4
Kuala Lumpur, Malaysia
Risk: 9Historical: 10
5
Kathmandu, Nepal
Risk: 9Historical: 0
6
Honolulu, HI
FEMA: 7Historical: 10
7
San Francisco, CA
FEMA: 5Historical: 10
8
Manila, Philippines
Risk: 5Historical: 10
9
Mumbai, India
Risk: 5Historical: 10
10
Seoul, South Korea
Risk: 5Historical: 10

How Seoul Compares

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Notable Tsunami Events Near Seoul

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 - Regional) - Mindanao Philippines - 7.8

June 6, 2026 — WATCH

667,704 people exposed; $18,528M capital exposed

Tsunami (Pacific Ocean - Regional) - Molucca Sea - 7.6

March 31, 2026 — WATCH

601,220 people exposed; $2,688M 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

Related Pages

earthquake
Earthquake Risk in Seoul
Score: 1/10
wildfire
Wildfire Risk in Seoul
Score: 5/10
hurricane
Hurricane Risk in Seoul
Score: 9/10
flood
Flood Risk in Seoul
Score: 5/10
tornado
Tornado Risk in Seoul
Score: 0/10
winter-storm
Winter Storm Risk in Seoul
Score: 0/10
landslide
Landslide Risk in Seoul
Score: 3/10
extreme-heat
Extreme Heat Risk in Seoul
Score: 5/10
drought
Drought Risk in Seoul
Score: 3/10
high-wind
High Wind Risk in Seoul
Score: 0/10
tsunami
Tsunami Risk in Osaka, Japan
Score: 5/10
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Tsunami Risk in Shanghai, China
Score: 9/10
tsunami
Tsunami Risk in Beijing, China
Score: 0/10

How this data is built

Seoul, South Korea tsunami risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live tsunami monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.

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