“Southern California shaken by 6.4 magnitude earthquake” https://www.bbc.com/news/world-us-canada-48876482
The epicentre of the tremor, which had a 6.4 magnitude, was near the city of Ridgecrest, about 150 miles (240 km) northeast of Los Angeles.
Firefighters said they were providing medical assistance and dealing with fires in and around the city.
People from the Mojave Desert to the Pacific coast reported feeling the quake, which hit on Independence Day.
There was significant damage in the town of Ridgecrest, south west of the epicentre, Professor John Rundle, a local geophysicist, told the BBC.
He added that it was fortunate the had quake happened far away from major population centres.
Alicia Robinson and Jeong Park “6.4 magnitude earthquake near Ridgecrest felt throughout Southern California” https://www.sbsun.com/2019/07/04/6-6-magnitude-earthquake-southwest-of-searles-valley-in-san-bernardino-county-is-felt-throughout-the-southland/
Justin Carissimo and April Siese “6.4 magnitude earthquake strikes Southern California - live updates” https://www.cbsnews.com/live-news/earthquake-california-today-ridgecrest-strikes-near-los-angeles-2019-07-04-live-updates/