Magnitude 3.9 Earthquake Near Malibu Raises Concern in Southern California
A magnitude 3.9 earthquake was recorded by the U.S. Geological Survey at 8:17 p.m. on Sunday, occurring less than one mile from Malibu. This seismic event comes only a week after a 4.1 magnitude earthquake affected the same area, highlighting an ongoing trend of moderate seismic activity in the region.
Details of the Recent Earthquake
According to the USGS, the latest quake was centered approximately four miles from Thousand Oaks, where residents reported a noticeable but mild shaking that lasted around ten seconds. One local described it as “a pretty good rattle.”
Recent Seismic Activity
In 2024, Southern California has experienced a significant increase in earthquakes, with 15 seismic sequences recorded, each featuring at least one quake of 4.0 magnitude or higher. Seismologist Lucy Jones from Caltech noted that this marks the highest annual total in over sixty years.
Impact and Reports
The Los Angeles Sheriff’s Department station in Agoura experienced the earthquake’s effects but categorized it as “not all that violent,” according to Sheriff’s Sgt. Joseph De Mel. Fortunately, officials have stated that no damage has been reported following the quake.
Wider Effects Felt
By 9:15 p.m., reports of minor shaking were noted in areas extending as far south as Long Beach and as far north as Oxnard, with additional reports from downtown Los Angeles. The earthquake’s epicenter was located four miles from Westlake Village, seven miles from Agoura Hills, and nine miles from Oak Park.
Historical Context and Earthquake Frequency
Over the past ten days alone, there have been two additional earthquakes registering magnitudes of 3.0 or greater in close proximity to Malibu. On average, the Greater Los Angeles area witnesses five earthquakes ranging from magnitude 3.0 to 4.0 each year, based on data collected over the last three years. The recent quake occurred at a depth of 8.9 miles.
Preparedness and Awareness
Residents are encouraged to stay informed and prepared for future seismic events. Those seeking guidance on emergency preparedness can find resources at the USGS website to help navigate the steps necessary to prepare for potential larger earthquakes.
If you felt this earthquake, consider reporting your experience to the USGS to aid in their data collection and analysis efforts.