Western Pacific Earthquakes Dominate: 17-23 April 2014

The subduction zone off the Sunda Trench. Image credit: USGS

An Easter Sunday earthquake off Easter Island was among many tremors this week – with most quakes in the Western Pacific.

Mexico’s Good Friday Earthquake: M7.2, 18 April 2014

Earthquakes of at least M6.0 in and around Guerrero province since 1900. Image credit: USGS

Good Friday 2014 saw a major earthquake strike in Mexico’s Guerrero province. The tremor was the largest to occur in the so-called ‘seismic gap’ for over a century.

Major Earthquakes in the Western Pacific and Nicaragua: 11-17 April 2014

Location of the week's earthquakes in the western Pacific. Image credit: USGS

In a week with an unusually high number of earthquakes, the major focus was on the western Pacific – but an earthquake in Nicaragua also raised concerns.

Chile Dominates, but Earthquakes Also in Panama and Yellowstone: 28 March-3 April 2014

Chile's earthquake sequence dominated the week's seismic activity. Image credit: USGS

The quakes in Chile dominated the week’s earthquake activity – but there were also noteworthy tremors in Panama and the United States.

M8.2 Earthquake off Chile: 1 April 2014

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Chile’s M8.2 earthquake of 1 April 2014 is the largest in the world this year. The quake took place in an area recently undisturbed by major tremors: a so-called ‘seismic gap.’