August 2012 Brawley Earthquake Swarm
August 15, 2012
A Ml 5.5 earthquake occurred at 1:57PM on August 26th, 2012, and was preceeded by nearly 200 events ranging Ml 1.4 - Ml 5.3. The earthquakes are occurring on a northeast striking fault zone located about 6 km north of the northwest end of the mapped Imperial Valley fault. This is within the area called the Brawley Seismic Zone. The BSZ extends from the northern end of the Imperial fault to the southern end of the San Andreas fault.
Click here to read the executive summary on the Southern California Seismic Network.