Earthwaves Earth Sciences Forum

Nice little group of quakes in the Cajon Pass. Not quite placed on the San Andreas, but then these automatic solutions are never perfect, and the SA does have a slight dip if I recall correctly.

http://tinyurl.com/o9ndw3a

A link to the USGS map, zoomed to the area.

Brian

The focal mechanism is oblique reverse right-lateral . If the NW-SE nodal plane is the fault plane, it indeed dips NE and thus could be on or close to the San Andreas proper:

http://pasadena.wr.usgs.gov/recenteqs/Qu...cifm1.html

Bears watching.

No, not the mammal with teeth and claws.

Chris