A man reacts after an earthquake in Iquique, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

An 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 am Thursday (Beijing Time), according to the China Earthquake Networks Center.

The epicenter was monitored at 20.4 degrees south latitude and 70.1 degrees west longitude, with a focal depth of 20 kilometers, the center said.

The tsunami early warning center under China's State Oceanic Administration said the earthquake is likely to cause tsunami in the areas near the epicenter, but it would not have disastrous influence on China.

A rescue worker is seen after an earthquake in Iquique, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

People react after an earthquake in Arica, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

People react after an earthquake in Arica, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

People react after an earthquake in Arica, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

People react after an earthquake in Arica, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)

People push the wheelchair of a senior lady after an earthquake in Iquique, Chile, on April 3, 2014. A 7.8-magnitude earthquake jolted sea off north coast of Chile at 10:43 a.m. Thursday (Beijing Time), according to the China Earthquake Networks Center. (Xinhua/AGENCIA UNO)