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3 HOURS AGO - San Francisco Chronicle

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AP EXPLAINS: How shallow, deep earthquakes differ

Most quakes occur at shallow depths, according to the U.S. Geological Survey. Italy's quake was very shallow, originating between 2 1/2 miles (4 kilometers) and 6 miles (10 kilometers) underground, according to Italy's geological service and the USGS. Seismic waves from deep quakes have to travel farther to the surface, losing energy along the way. Shaking is more intense from ...

Tags: AP EXPLAINS: How shallow, deep earthquakes differ,  Earthquakes Latest News

3 HOURS AGO - San Francisco Chronicle

A Must Read - Share

AP EXPLAINS: Difference between shallow, deep earthquakes

Most quakes occur at shallow depths, according to the U.S. Geological Survey. Italy's quake was very shallow, originating between 2 1/2 miles (4 kilometers) and 6 miles (10 kilometers) underground, according to Italy's geological service and the USGS. Seismic waves from deep quakes have to travel farther to the surface, losing energy along the way. Shaking is more intense from ...

Tags: AP EXPLAINS: Difference between shallow, deep earthquakes,  Earthquakes Latest News