An earthquake swarm has been occurring along the California-Mexico border, with the most recent quakes reaching magnitudes of 3.9 and 4.1. The swarms have largely been centered around the Imperial Valley area.
Key Points
Recent earthquake swarm along the California-Mexico border
Historical earthquake activity in the Imperial Valley region
Monitoring of seismic activity by scientists
Pros
Scientists are closely monitoring the area where the earthquakes are occurring.
Earthquake swarms in the Imperial Valley have historically not led to major damaging earthquakes.
Cons
The area is known to have many faults, including the San Andreas fault which poses a risk for a major earthquake.