Wednesday, August 05, 2009
Magnitude 5.5 aftershock early this morning
A magnitude 5.5 earthquake (marked by the star on the map at right) occurred at 02:13 am local time this morning in the Gulf of California, in the same area as Monday's 4 quakes (which ranged from 5.0 to 6.9 in magnitude).
We've had no reports of it being felt in Arizona or of damage in Mexico. Map credit, USGS.
The seismogram on the left is from AISN station U15A at the North Rim, Arizona, showing the event on the 0800-1000 UCT line.
at 2:48 PM