Dec. 2 (UPI) -- A natural earthquake of magnitude 2.5 was detected in North Korea on Saturday close to where the country recently conducted a nuclear test, Seoul's weather agency said.
The tremor occurred at 7:45 a.m. in Kilju, North Hamgyeong Province, about 2.7 kilometers away from the Punggye-ri nuclear site in the same province, according to the Korea Meteorological Administration (KMA). North Korea conducted its sixth nuclear test at the site on Sept. 3.