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Adobe Hills Swarm - Background Seismicity

background seismicity Background seismicity 1984 to 2004 shown as grey dots. Earthquakes of magnitude 3.0 or larger are shown as open squares. Earthquakes since September 18, 2004 are drawn in red. Moment tensor solutions 1993-2004 in grey; events since September 18 drawn in red. Scroll down to see a close-up of the swarm.
close-up for background seismicity Close-up of seismicity in the Adobe Hills swarm. The NE trending lineation in the swarm is clearly apparent in this figure, and is consistent with the left-lateral moment tensor solutions.

09/18/2004 Adobe Hills swarm
CISN Earthquake Reports



California Integrated Seismic Network
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