The US state statistically most likely to be hit by a tsunami is Hawaii.
Why Hawaii Leads in Tsunami Risk
Statistical analyses of tsunami risk across US counties consistently show that Hawaii's counties face the highest likelihood and severity of impact. This is due to its isolated location in the Pacific Ocean, which is prone to seismic activity along the Pacific Ring of Fire, a region notorious for frequent earthquakes that can trigger powerful tsunamis.
Data compiled on tsunami risk scores for US counties clearly demonstrates Hawaii's elevated vulnerability. The top three counties with the greatest risk scores are all located within Hawaii, indicating a concentrated and significant threat across the entire state.
Top US Counties by Tsunami Risk Score
The following table highlights the counties identified as having the highest statistical risk from a tsunami:
| Rank | County Name | State | Risk Score | Relative Risk |
|---|---|---|---|---|
| 1 | Honolulu County | Hawaii | 100 | Very High |
| 2 | Maui County | Hawaii | 98.6 | Relatively High |
| 3 | Hawaii County | Hawaii | 97.3 | Relatively High |
| 4 | Aleutians West Census Area | Alaska | 95.9 | Relatively High |
As seen, Hawaii's counties occupy the top three positions, demonstrating the state's significant exposure to tsunami threats. While other states like Alaska also have high-risk areas, Hawaii's consistent presence at the top of these rankings underscores its status as the most vulnerable US state to tsunamis.
Understanding Tsunami Preparedness
Given the significant risk, especially in states like Hawaii, preparedness is crucial. Tsunami hazards can originate from distant earthquakes or local seismic events, leading to powerful waves that can inundate coastal areas. Understanding the warning signs, having an evacuation plan, and staying informed through official channels are vital steps for safety.
For more information on tsunami safety and preparedness, visit reputable sources like the National Oceanic and Atmospheric Administration (NOAA) or the Federal Emergency Management Agency (FEMA).
