just a link or the applicable quake webicorders....
http://www.ign.es/ign/layoutIn/volcaSenalesAyerHoy.do#
So, think this is just “island building” like the new Island off Japan?
The right circumstances quake on the other side, plus an epic amount of rain, might crack La Palma, but it doesn’t feel like El Hierro will blow. But what do I know? Just feelings.