There is a likely link between solar flares and earth crust activity
http://www.khalilov.biz/pdf/About%20...vities%203.pdf
During the night of 10th/11th there was an M class solar flare (see thumbnail)
The current solar cycle will peak next year.
We can expect more earthquakes and volcanic eruptions.
A way to be forewarned is to monitor the sun.
Current Solar Data: NOAA data