July 12, 2013: A rare earthquake measuring 5.9 in magnitude has been recorded in North Korea. The earthquake in North Korea today occurred at a greater depth of 559km. The epicenter was located 181 km ESE of Hoemul-li and 190km ESE of Chongjin in the Sea of Japan. Earlier, North Korea causes most of the seismic events occurred in North Korea due to underground nuclear bomb tests . But based on current location and depth, the initial indications showed that the earthquake was not caused by a North Korean nuclear test.