A vigorous seismic swarm is in progress in the Brawley Seismic Zone, a fault band that connects the Imperial Fault with the San Andreas. The Zone has a history of swarms, perhaps triggered by fluids infiltrating faults. Five M≥4 shocks have struck so far.
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- Modern Modeling Determines Magnitudes of Historic Earthquakes - January 8, 2021
- Stress analysis shows slight increase in seismic hazard near Zagreb - January 4, 2021