A magnitude 4.4 earthquake rumbled through Muscoy in San Bernardino County on Thursday morning triggering shaking across the Inland Empire, Los Angeles and Orange counties, according to the U.S. Geological Survey.
The earthquake, which occurred at 9:32 a.m., was followed by a magnitude 3.1 aftershock three minutes later in Rialto, according to USGS.
There were no immediate reports of damage.
Data shows the quake was felt over a wide swath of Southern California, from Los Angeles to San Diego and as far east as Ventura County.
In the past 10 days, there have been three earthquakes of magnitude 3.0 or greater centered nearby.
An average of 25 earthquakes with magnitudes between 4.0 and 5.0 occur per year in California and Nevada, according to a recent three year data sample.
The earthquake occurred at a depth of 3.3 miles. Did you feel this earthquake? Consider reporting what you felt to the USGS.
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Quakebot contributed to this report