10/22/18 5.0 mb Earthquake Japan (Fukushima) 28.96 Mi Depth


10/22/18 5.0 mb Earthquake Japan (Fukushima) 28.96 Mi Depth

It’s not clear what the earthquake scale (mb) from Japan measures.  The Japan seismic scale system is called “Shindo” and is designed to reduce the magnitude by not describing what the magnitude is measuring (Most of USGS works this way.  Here’s the USGS documentation on seismic scales).

 

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10/22/18 5.0 mb Earthquake Japan (Fukushima) 28.96 Mi Depth

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