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New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

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4 small quakes in northwest Arizona last week

There were four earthquakes in northwest Arizona between March 7 and 11, ranging in size from magnitude 1.3 to 1.9. March 7 - M=1.7 March 8  - M=1.3 March 11 - M=1.9 March 11 - M=1.7 This area of the state lies at the southern end of the Intermountain Seismic Belt and earthquakes of this size are common.   [Right, the yellow dots mark the quake epicenters. Credit, USGS] | Impressum