A magnitude 4.2 earthquake was reported Thursday morning at 9:32 a.m. in Rialto, according to the U.S. Geological Survey.
The earthquake occurred less than a mile from Fontana, two miles from San Bernardino, three miles from Rancho Cucamonga, and three miles from Muscoy.
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.
Find out what to do before, and during, an earthquake near you by signing up for our Unshaken newsletter, which breaks down emergency preparedness into bite-sized steps over six weeks. Learn more about earthquake kits, which apps you need, Lucy Jones’ most important advice and more at latimes.com/Unshaken.
This story was automatically generated by Quakebot, a computer application that monitors the latest earthquakes detected by the USGS. A Times editor reviewed the post before it was published. If you’re interested in learning more about the system, visit our list of frequently asked questions.
