Tsunami hazard zone signs

All U.S. ocean coasts can be impacted by tsunamis. Some areas have more risk than others. Over the past 150 years, destructive and deadly tsunamis have struck Hawaii, Alaska, California, Oregon, Washington, and the Caribbean. Visit The Tsunami Zone to learn more about your zone. Visit “Could It Happen Here?" which summarizes what we know about tsunamis that have struck the U.S. in the past, providing a foundation for estimating tsunami likelihood in the future