Here are the two early morning Northridge aftershocks that awakened much of southern California on the 26th and 27 of April. The ground motion saturated our instruments, so the records are partially clipped, however the earthquakes are fairly well recorded.

For more information look at the SCEC pages:

April 26 Aftershock

April 27 Aftershock

Northridge Aftershocks


General Information


Region :
7 mi. NNE of Simi Valley, CA
Date : 4/26/97; 4/27/97
Time (gmt) : 10:37:31; 11:09:28
Magnitude : 5.0 ; 4.9
Latitude : 34.3695; 34.3815
Longitude : -118.6694; -118.6433
Depth (km) 15.7; 14.4

Short period (E-W) raw seismograms recorded at HMC


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