is N197°E. The J21 fault, on the other hand, is more
linear but with varying dip. South of the epicentre the fault is vertical but north of it, dip
changes to
77°. It is 15.5 km long, strikes N179°E and deepens to the south from 6 km to 9
km. Many other smaller faults in Southwest Iceland that were illuminated by the 2000
activity have also been mapped, including the fault planes of three M~5
/media/vedurstofan/utgafa/skyrslur/2010/2010_003rs.pdf