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USGS Frequently Asked Questions
FAQ's about Tsunamis
How can I find USGS natural hazards information (earthquakes, volcanoes, etc.)?
How do landslides cause tsunamis?
Can we expect many aftershocks to the magnitude 9.0 earthquake off the west coast of northern Sumatra?
Is the magnitude of the December 26th, 2004 Sumatra-Andaman Islands earthquake greater than 9.0?
What was the maximum displacement of the sea bottom above the magnitude 9.0 earthquake source off the west coast of northern Sumatra?
How come the 12/23/04 M8.1 Macquarie Island earthquake didn't produce a tsunami? What was the difference from the magnitude 9.0 earthquake off the west coast of northern Sumatra?
Could a tsunami such as the one that affected the Indian Ocean on December, 26, 2004 happen in the United States?
Is there a possibility of another tsunami in the area?
Is there a system to warn populations of an imminent occurrence of a tsunami?
What significant tsunamis prior to 2004 have occurred near Sumatra?
How have tsunamis affected the United States?
What are Tsunamis?
How can I find out about tsunamis?
What are the effects of earthquakes?
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