Seismograph
Filters
Earthquake and Tsunami near Sendai, Japan
2 min read
This map shows the location of a large aftershock off the coast of Japan on April 7, 2011.
Apr 7, 2011
Article
Earthquake and Tsunami near Sendai, Japan
3 min read
On March 11, 2011, a magnitude 8.9 earthquake struck off the east coast of Honshu, Japan, about 130 kilometers (80…
Mar 11, 2011
Article
6.1 Earthquake in Costa Rica
2 min read
A 6.1 magnitude earthquake in Costa Rica shook the country on January 8, 2009. The event triggered landslides which killed…
Jan 16, 2009
Article
Uplift and Horizontal Motion from Tsunami-Generating Earthquake
2 min read
Large earthquakes often cause permanent movement of the Earth’s surface, a result of the motion that occurs deep underground. The…
Dec 30, 2004
Article
Earthquake Spawns Tsunamis
1 min read
These maps show modeled maximum wave height (top) and travel time (lower) for the Indian Ocean Tsunami of December 26,…
Dec 29, 2004
Article
Earthquake Spawns Tsunamis
3 min read
The Earth’s solid surface floats on a layer of softer rock as a collection of interlocking, movable puzzle pieces called…
Dec 27, 2004
Article
