The 5.2-magnitude quake struck at 1:05 a.m. and caused shaking across Southern California.
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The epicenter of the tremor, recorded at about 1 a.m., was 12 miles (20 km) northwest of Borrego Springs, a desert area some 85 miles from San Diego. The natural disaster was initially reported with a magnitude of 5.1 before it was revised to 5.2, according to the USGS.
Various tweets this morning showed the quake was felt as north as Los Angeles and throughout Long Beach and Orange County.
Refresh this developing story for updates. Today’s quake was reportedly near a magnitude 6.0 in 1937 and a magnitude 5.3 in 1980.
She says that the initial temblor was strong enough to likely have woken people up. Following earthquakes of that size, aftershocks are to be expected.
Seismologist Dr. Lucy Jones said on Twitter that the quake originated near the San Jacinto fault at Anza Borrego State Park.
“We have never seen a San Andreas EQ triggered by a San Jacinto EQ”. The strongest were magnitude-3.5 and -3.8 shakers.
“We did not have any reports of damage or injuries from quake”, San Diego Police Chief Shelley Zimmerman said, adding: “This is a good reminder to have a plan in place”.
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There were at least eight aftershocks in the same general area within 3 hours and 10 minutes.
