UPDATE: A magnitude 4.0 earthquake struck just three miles from Santa Rosa on Sunday afternoon at 3:30 PM, sending shockwaves through the Bay Area. Just eight minutes later, at 3:38 PM, a magnitude 3.1 aftershock rattled the same region, reported the U.S. Geological Survey (USGS).
Residents across the Bay Area felt the tremors, which occurred a mere 1.2 miles and 1.4 miles deep respectively. The larger quake was located four miles from Petaluma, seven miles from Sonoma, and 13 miles from Napa. The aftershock was positioned five miles from Petaluma and eight miles from Sonoma.
This seismic activity is noteworthy as it adds to a recent uptick in earthquakes in the area. Over the past 10 days, there has been a total of one earthquake of magnitude 3.0 or greater centered nearby. In California and Nevada, an average of 25 earthquakes with magnitudes between 4.0 and 5.0 are reported each year, according to a recent three-year data analysis.
Residents are urged to report their experiences to the USGS to help track the impact of these quakes. As a precaution, experts recommend being prepared for future seismic events. For guidance on emergency preparedness, sign up for the Unshaken newsletter, which offers practical steps to enhance safety before and during an earthquake.
Stay tuned for further updates as authorities monitor ongoing seismic activities in the region. Your safety is paramount; ensure you have an earthquake kit ready and familiarize yourself with emergency procedures.
Did you feel the tremors? Share your experience and keep informed about what’s happening in your area.
For more details on earthquake safety and preparedness, visit [latimes.com/Unshaken](http://latimes.com/Unshaken).
This urgent news was generated by Quakebot and reviewed by an editor before publication.
