6.4 magnitude earthquake rattles South California, US President Donald Trump says all 'very much under control'

US President Donald Trump said Thursday that situation in Sourn California after a strong 6.4-magnitude earthquake appeared to be under control amid reports of scattered dam.

"Been fully briefed on earthquake in Sourn California. All seems to be very much under control!" Trump tweeted.

Sourn California was rocked by a 6.4-magnitude earthquake on Thursday morning, US Geological Survey said, with authorities warning that temblor, largest in two deces, might t be day's last.

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shallow quake struck in vast desert region of Searles Valley in San Bernardi County just six miles (10 kilometers) from town of Ridgecrest at 10:33 a.m. (23:03 IST), but was felt 160 miles away in Los Angeles and even as far as Las Vegas in neighbouring state of Neva.

Local authorities emphasised that end of earthquake did t mean residents were yet in clear, however President Donald Trump wrote on Twitter that "All seems to be very much under control!"

Caltech seismologist Lucy Jones told a press conference that residents "will continue having a lot of aftershocks," ding that dozens h alrey occurred and that some may be as strong as magnitude five.

Emergency responders did t immediately report mass injuries or any deaths, but USGS seismologist Rob Graves said that "this earthquake is large eugh that shaking could have caused dam."

quake was largest in Sourn California since 1999 when 7.1-magnitude Hector Mine quake struck Twentynine Palms Marine Corps base, according to Los Angeles Times.

fire department in Kern County, which encompasses Ridgecrest, reported it was "working nearly 2 dozens incidents ranging from medical assistance to structure fires in and around city" and that evacuations were underway at Ridgecrest Regional Hospital.

San Bernardi County Fire Department meanwhile said that "buildings and ros have sustained varying degrees of dam." This included "buildings with mir cracks; broken water mains; power lines down; rock slides on certain ros," but injuries or fires.

quake struck at a depth of 5.4 miles (8.7 kilometers) in vast desert region, lasting multiple seconds. Its epicenter was located in or on edge of US Navy's sprawling desert bomb testing range kwn as China Lake.

Naval Air Weapons Station covers 1.1 million acres (445,000 hectares) and strictly controls air above it. Inside, Navy develops and tests missiles, bombs, artillery shells and or war ordnance, and aircraft used to deliver it.

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An official at China Lake said re was "substantial dam" to ir facilities, including fires, water leaks and spills of hazardous materials.

Los Angeles International Airport said its runways were unharmed, with operations continuing as rmal.

city's police, meanwhile, reported on Twitter that y h t "received any reports of dam or calls for service."

While California is most populous state in US, quake was located in a sparsely populated portion of Mojave Desert.

Jones said re is a small possibility this quake is prelude for a larger tremor.

"re is about a one-in-20 chance that this location will be having an even bigger earthquake within next few days, that we have t yet seen biggest earthquake of sequence," she said.

Celebrities in Los Angeles were quick to react to trembling.